/* ============================================
           CSS CUSTOM PROPERTIES / DESIGN TOKENS
           ============================================ */
           /* ==========================================
   PORTFOLIO SCROLLABLE IMAGE (NO SCROLLBAR)
   Inspired by premium modern website layouts
   ========================================== */

.hero-image-section {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #f4fbf7 0%, #eaf7f0 100%);
}

/* Main Image Frame */
.hero-image-container {
    width: 420px;                  /* Container width */
    height: 650px;                 /* Visible area height */
    overflow-y: auto;              /* Enable vertical scrolling */
    overflow-x: hidden;
    border-radius: 40px;
    background: #ffffff;
    box-shadow:
        0 25px 80px rgba(16, 185, 129, 0.12),
        0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.08);

    /* Smooth scrolling */
    scroll-behavior: smooth;

    /* Hide scrollbar - Firefox */
    scrollbar-width: none;

    /* Hide scrollbar - IE/Edge */
    -ms-overflow-style: none;

    /* Floating effect */
    transition: all 0.4s ease;
}

/* Hide scrollbar - Chrome, Safari, Opera */
.hero-image-container::-webkit-scrollbar {
    display: none;
}

/* Hover effect */
.hero-image-container:hover {
    transform: translateY(-10px) scale(1.01);
    box-shadow:
        0 35px 100px rgba(16, 185, 129, 0.18),
        0 15px 40px rgba(0, 0, 0, 0.10);
}

/* Full Website Screenshot */
.hero-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-image-container {
        width: 100%;
        max-width: 380px;
        height: 500px;
        border-radius: 30px;
    }

    .hero-image-section {
        padding: 50px 15px;
    }
}

@media (max-width: 480px) {
    .hero-image-container {
        height: 420px;
        border-radius: 24px;
    }
}
        :root {
            --bg-primary: #0b0f19;
            --bg-secondary: #0d1117;
            --bg-elevated: #161b22;
            --bg-card: #1c2128;
            --text-primary: #e6edf3;
            --text-secondary: #8b949e;
            --text-muted: #484f58;
            --accent-green: #00ff41;
            --accent-blue: #58a6ff;
            --accent-purple: #8957e5;
            --accent-green-dim: rgba(0, 255, 65, 0.1);
            --accent-blue-dim: rgba(88, 166, 255, 0.1);
            --accent-purple-dim: rgba(137, 87, 229, 0.1);
            --border: #21262d;
            --border-hover: #30363d;
            --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
            --shadow-green: 0 0 20px rgba(0, 255, 65, 0.15);
            --transition-fast: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
            --transition-medium: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
            --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
            --container-max: 1200px;
            --section-padding: clamp(60px, 8vw, 120px);
            --nav-height: 72px;
        }

        /* ============================================
           RESET & BASE STYLES
           ============================================ */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--nav-height);
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body.no-scroll {
            overflow: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            display: block;
        }

        ul, ol {
            list-style: none;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }

        input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        ::selection {
            background: rgba(0, 255, 65, 0.2);
            color: var(--text-primary);
        }

        /* Custom Scrollbar */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-primary);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--border-hover);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }

        /* ============================================
           UTILITY CLASSES
           ============================================ */
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 clamp(20px, 4vw, 40px);
        }
       

        .section-label {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--accent-green);
            letter-spacing: 1px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-label::after {
            content: '';
            flex: 1;
            max-width: 60px;
            height: 1px;
            background: linear-gradient(90deg, var(--accent-green), transparent);
        }

        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .section-subtitle {
            font-size: clamp(0.95rem, 1.5vw, 1.1rem);
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Scroll Reveal */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }

        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }
        .reveal-delay-4 { transition-delay: 0.4s; }
        .reveal-delay-5 { transition-delay: 0.5s; }
        .reveal-delay-6 { transition-delay: 0.6s; }

        /* ============================================
           PRELOADER
           ============================================ */
        #preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg-primary);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 10000;
            transition: opacity 0.6s ease, visibility 0.6s ease;
        }

        #preloader.hidden {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

        .preloader-spinner {
            width: 48px;
            height: 48px;
            border: 2px solid var(--border);
            border-top-color: var(--accent-green);
            border-radius: 50%;
            animation: preloaderSpin 1s linear infinite;
        }

        .preloader-text {
            margin-top: 20px;
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        @keyframes preloaderSpin {
            to { transform: rotate(360deg); }
        }

        /* ============================================
           NAVIGATION BAR
           ============================================ */
           .nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

/* Logo Image - Premium Professional Style */
.logo-img {
    height: 44px;
    width: auto;
    object-fit: contain;

    /* clean spacing */
    padding: 6px;

    /* subtle glass premium effect */
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);

    /* soft modern shadow */
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);

    /* smooth edges */
    border-radius: 10px;

    /* animation */
    transition: all 0.3s ease;
}

/* Hover effect for premium feel */
.nav-logo:hover .logo-img {
    transform: scale(1.06);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

/* Optional: remove background on clean mode (uncomment if you want minimal style) */
/*
.logo-img {
    background: transparent;
    box-shadow: none;
    padding: 0;
}
*/
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            z-index: 1000;
            transition: background var(--transition-fast),
                        backdrop-filter var(--transition-fast),
                        border-color var(--transition-fast);
            border-bottom: 1px solid transparent;
        }

        .navbar.scrolled {
            background: rgba(11, 15, 25, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom-color: var(--border);
        }

        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
.nav-logo {
    display: flex;
    align-items: center;
    z-index: 1001;
}

.nav-logo img {
    height: 45px;       /* control logo size */
    width: auto;        /* keep aspect ratio */
    object-fit: contain;
    display: block;
}

/* Optional: responsive for mobile */
@media (max-width: 768px) {
    .nav-logo img {
        height: 35px;
    }
}

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text-secondary);
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--accent-blue);
        }

        .nav-link.active {
            color: var(--accent-green);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            background: var(--accent-green);
            border-radius: 50%;
        }

        .nav-hire-btn {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: var(--accent-green);
            color: var(--bg-primary);
            padding: 10px 24px;
            border-radius: 50px;
            transition: transform var(--transition-fast),
                        box-shadow var(--transition-fast);
        }

        .nav-hire-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-green);
        }

        /* Hamburger */
        .nav-hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 44px;
            height: 44px;
            z-index: 1001;
            cursor: pointer;
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
            position: absolute;
        }

        .nav-hamburger span:nth-child(1) {
            transform: translateY(-7px);
        }

        .nav-hamburger span:nth-child(2) {
            transform: translateY(0);
        }

        .nav-hamburger span:nth-child(3) {
            transform: translateY(7px);
        }

        .nav-hamburger.active span:nth-child(1) {
            transform: rotate(45deg);
        }

        .nav-hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-hamburger.active span:nth-child(3) {
            transform: rotate(-45deg);
        }

        /* Mobile Menu Overlay */
        .mobile-menu {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            height: 100dvh;
            background: rgba(11, 15, 25, 0.97);
            backdrop-filter: blur(30px);
            -webkit-backdrop-filter: blur(30px);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            opacity: 0;
            visibility: hidden;
            transition: opacity var(--transition-medium), visibility var(--transition-medium);
        }

        .mobile-menu.active {
            opacity: 1;
            visibility: visible;
        }

        .mobile-menu-link {
            font-family: var(--font-mono);
            font-size: clamp(1.5rem, 4vw, 2rem);
            font-weight: 600;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: 3px;
            padding: 16px 0;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.4s ease, transform 0.4s ease, color var(--transition-fast);
        }

        .mobile-menu.active .mobile-menu-link {
            opacity: 1;
            transform: translateY(0);
        }

        .mobile-menu.active .mobile-menu-link:nth-child(1) { transition-delay: 0.1s; }
        .mobile-menu.active .mobile-menu-link:nth-child(2) { transition-delay: 0.15s; }
        .mobile-menu.active .mobile-menu-link:nth-child(3) { transition-delay: 0.2s; }
        .mobile-menu.active .mobile-menu-link:nth-child(4) { transition-delay: 0.25s; }
        .mobile-menu.active .mobile-menu-link:nth-child(5) { transition-delay: 0.3s; }
        .mobile-menu.active .mobile-menu-link:nth-child(6) { transition-delay: 0.35s; }
        .mobile-menu.active .mobile-menu-link:nth-child(7) { transition-delay: 0.4s; }

        .mobile-menu-link:hover {
            color: var(--accent-green);
        }

        .mobile-menu-hire {
            margin-top: 40px;
            font-family: var(--font-mono);
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            background: var(--accent-green);
            color: var(--bg-primary);
            padding: 14px 36px;
            border-radius: 50px;
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.4s ease 0.45s, transform 0.4s ease 0.45s;
        }

        .mobile-menu.active .mobile-menu-hire {
            opacity: 1;
            transform: translateY(0);
        }

        /* ============================================
           HERO SECTION
           ============================================ */
        .hero {
            min-height: 100vh;
            min-height: 100dvh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding-top: var(--nav-height);
            background:
                radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0, 255, 65, 0.04) 0%, transparent 70%),
                var(--bg-primary);
            overflow: hidden;
        }

        /* Dot grid pattern */
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
            background-size: 40px 40px;
            opacity: 0.4;
            pointer-events: none;
        }

        .hero-content {
            text-align: center;
            max-width: 800px;
            padding: 0 clamp(20px, 4vw, 40px);
            position: relative;
            z-index: 1;
        }

        /* Terminal text top-left */
        .hero-terminal-text {
            position: absolute;
            top: calc(var(--nav-height) + 20px);
            left: clamp(20px, 4vw, 40px);
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--accent-green);
            opacity: 0.4;
            z-index: 1;
        }

        .hero-terminal-text .cursor-blink {
            animation: cursorBlink 1s step-end infinite;
        }

        @keyframes cursorBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0; }
        }

        /* Availability badge */
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-green-dim);
            border: 1px solid rgba(0, 255, 65, 0.2);
            padding: 8px 20px;
            border-radius: 50px;
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--accent-green);
            margin-bottom: 28px;
        }

        .hero-badge-dot {
            width: 8px;
            height: 8px;
            background: var(--accent-green);
            border-radius: 50%;
            animation: badgePulse 2s ease-in-out infinite;
        }

        @keyframes badgePulse {
            0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 255, 65, 0.4); }
            50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(0, 255, 65, 0); }
        }

        .hero-greeting {
            font-size: clamp(1rem, 2vw, 1.2rem);
            font-weight: 300;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .hero-name {
            font-size: clamp(2.8rem, 6vw, 5rem);
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.1;
            margin-bottom: 20px;
            text-shadow: 0 0 40px rgba(0, 255, 65, 0.08);
        }

        .hero-typing {
            font-size: clamp(1.1rem, 2.5vw, 1.5rem);
            font-weight: 400;
            color: var(--text-secondary);
            margin-bottom: 24px;
            min-height: 2em;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .hero-typing-text {
            color: var(--accent-blue);
            font-family: var(--font-mono);
        }

        .hero-typing-cursor {
            display: inline-block;
            width: 2px;
            height: 1.3em;
            background: var(--accent-green);
            margin-left: 2px;
            animation: cursorBlink 1s step-end infinite;
            vertical-align: middle;
        }

        .hero-description {
            font-size: clamp(0.95rem, 1.5vw, 1.05rem);
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto 36px;
        }

        .hero-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .btn-outline {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 14px 32px;
            border-radius: 50px;
            border: 1px solid var(--accent-green);
            color: var(--accent-green);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline:hover {
            background: var(--accent-green);
            color: var(--bg-primary);
            box-shadow: var(--shadow-green);
        }

        .btn-solid {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 14px 32px;
            border-radius: 50px;
            background: var(--accent-green);
            color: var(--bg-primary);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-solid:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-green);
        }

        /* Stats bar */
        .hero-stats {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            flex-wrap: wrap;
        }

        .hero-stat {
            padding: 0 clamp(16px, 3vw, 32px);
            text-align: center;
        }

        .hero-stat:not(:last-child) {
            border-right: 1px solid var(--border);
        }

        .hero-stat-number {
            font-family: var(--font-mono);
            font-size: clamp(1.3rem, 2.5vw, 1.8rem);
            font-weight: 700;
            color: var(--text-primary);
        }

        .hero-stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* Scroll indicator */
        .hero-scroll {
            position: absolute;
            bottom: 32px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-family: var(--font-mono);
            font-size: 0.7rem;
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .hero-scroll-icon {
            animation: scrollBounce 2s ease-in-out infinite;
        }

        @keyframes scrollBounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(6px); }
        }

        /* ============================================
           ABOUT SECTION
           ============================================ */
        .about {
            padding: var(--section-padding) 0;
            background: var(--bg-secondary);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: clamp(40px, 6vw, 80px);
            align-items: center;
        }

        /* About image card */
        .about-image-card {
            position: relative;
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            aspect-ratio: 4 / 5;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .about-image-card::before,
        .about-image-card::after {
            content: '';
            position: absolute;
            width: 40px;
            height: 40px;
            border-color: var(--accent-green);
            border-style: solid;
            opacity: 0.5;
        }

        .about-image-card::before {
            top: 16px;
            left: 16px;
            border-width: 2px 0 0 2px;
            border-radius: 4px 0 0 0;
        }

        .about-image-card::after {
            bottom: 16px;
            right: 16px;
            border-width: 0 2px 2px 0;
            border-radius: 0 0 4px 0;
        }

        .about-initials {
            font-family: var(--font-mono);
            font-size: clamp(4rem, 8vw, 6rem);
            font-weight: 700;
            color: var(--accent-green);
            opacity: 0.2;
            user-select: none;
        }

        .about-experience-badge {
            position: absolute;
            bottom: 24px;
            right: 24px;
            background: var(--accent-green);
            color: var(--bg-primary);
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
        }

        /* About text */
        .about-text .section-subtitle {
            margin: 0 0 24px 0;
        }

        .about-paragraph {
            color: var(--text-secondary);
            margin-bottom: 16px;
            line-height: 1.8;
        }

        .about-info-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin: 32px 0;
        }

        .about-info-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .about-info-label {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text-muted);
        }

        .about-info-value {
            font-size: 0.95rem;
            color: var(--text-primary);
            font-weight: 500;
        }

        .about-skills-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 24px 0 32px;
        }

        .about-skill-tag {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--text-secondary);
            border: 1px solid var(--border);
            padding: 6px 14px;
            border-radius: 50px;
            transition: all var(--transition-fast);
        }

        .about-skill-tag:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
        }

        /* ============================================
           SERVICES SECTION
           ============================================ */
        .services {
            padding: var(--section-padding) 0;
            background: var(--bg-primary);
        }

        .services-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 3vw, 36px);
            position: relative;
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }

        .service-card:hover {
            transform: translateY(-6px);
            border-color: rgba(0, 255, 65, 0.3);
            box-shadow: 0 8px 30px rgba(0, 255, 65, 0.08);
        }

        .service-card-number {
            position: absolute;
            top: 20px;
            right: 20px;
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
            opacity: 0.5;
        }

        .service-icon {
            width: 52px;
            height: 52px;
            background: var(--accent-green-dim);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            color: var(--accent-green);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
        }

        .service-card:hover .service-icon {
            background: rgba(0, 255, 65, 0.15);
        }

        .service-title {
            font-family: var(--font-mono);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .service-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .service-link {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--accent-blue);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }

        .service-link:hover {
            gap: 10px;
        }

        /* ============================================
           SKILLS SECTION
           ============================================ */
        .skills {
            padding: var(--section-padding) 0;
            background: var(--bg-secondary);
        }

        .skills-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        /* Skill tabs */
        .skill-tabs {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        .skill-tab {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 10px 24px;
            border-radius: 50px;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .skill-tab:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        .skill-tab.active {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--bg-primary);
        }

        /* Skill panels */
        .skill-panel {
            display: none;
        }

        .skill-panel.active {
            display: block;
        }

        .skill-bars-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: clamp(24px, 3vw, 40px);
        }

        .skill-bar-item {
            margin-bottom: 24px;
        }

        .skill-bar-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .skill-bar-name {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
        }

        .skill-bar-percent {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--accent-green);
        }

        .skill-bar-track {
            width: 100%;
            height: 4px;
            background: var(--bg-elevated);
            border-radius: 2px;
            overflow: hidden;
            position: relative;
        }

        .skill-bar-fill {
            height: 100%;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
            width: 0%;
            transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
            position: relative;
        }
/* 
        .skill-bar-fill.animated {
             Width is set via JS
             } */

        .skill-bar-fill::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            background: var(--accent-green);
            border-radius: 50%;
            box-shadow: 0 0 8px rgba(0, 255, 65, 0.5);
            opacity: 0;
            transition: opacity 0.3s ease 1s;
        }

        .skill-bar-fill.animated::after {
            opacity: 1;
        }

        /* Tools row */
        .skill-tools {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: clamp(24px, 4vw, 48px);
            margin-top: 56px;
            padding-top: 48px;
            border-top: 1px solid var(--border);
            flex-wrap: wrap;
        }

        .skill-tool {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            color: var(--text-muted);
            font-size: 0.75rem;
            font-family: var(--font-mono);
            transition: color var(--transition-fast);
        }

        .skill-tool i {
            font-size: 1.5rem;
        }

        .skill-tool:hover {
            color: var(--accent-green);
        }

        /* ============================================
           PORTFOLIO SECTION
           ============================================ */
        .portfolio {
            padding: var(--section-padding) 0;
            background: var(--bg-primary);
        }

        .portfolio-header {
            text-align: center;
            margin-bottom: clamp(32px, 5vw, 48px);
        }

        /* Filter buttons */
        .portfolio-filters {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: clamp(32px, 5vw, 48px);
            flex-wrap: wrap;
        }

        .portfolio-filter-btn {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 10px 24px;
            border-radius: 50px;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .portfolio-filter-btn:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        .portfolio-filter-btn.active {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--bg-primary);
        }

        /* Portfolio grid */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .portfolio-item {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            cursor: pointer;
            aspect-ratio: 4 / 3;
            transition: opacity var(--transition-medium), transform var(--transition-medium);
        }

        .portfolio-item.hidden {
            opacity: 0;
            transform: scale(0.9);
            pointer-events: none;
            position: absolute;
            width: 0;
            height: 0;
            overflow: hidden;
        }

        .portfolio-item-bg {
            position: absolute;
            inset: 0;
            transition: transform var(--transition-medium);
        }

        .portfolio-item:hover .portfolio-item-bg {
            transform: scale(1.05);
        }

        .portfolio-item-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 3rem;
            color: rgba(255, 255, 255, 0.08);
            transition: opacity var(--transition-fast);
        }

        .portfolio-item:hover .portfolio-item-icon {
            opacity: 0.15;
        }

        .portfolio-item-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: clamp(20px, 3vw, 32px);
            background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
            transform: translateY(20px);
            opacity: 0;
            transition: all var(--transition-medium);
        }

        .portfolio-item:hover .portfolio-item-overlay {
            transform: translateY(0);
            opacity: 1;
        }

        .portfolio-item-category {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-green);
            margin-bottom: 6px;
        }

        .portfolio-item-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .portfolio-item-title i {
            font-size: 0.9rem;
            color: var(--accent-blue);
            transition: transform var(--transition-fast);
        }

        .portfolio-item:hover .portfolio-item-title i {
            transform: translate(3px, -3px);
        }

        /* ============================================
           RESUME / EXPERIENCE SECTION
           ============================================ */
        .resume {
            padding: var(--section-padding) 0;
            background: var(--bg-secondary);
        }

        .resume-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .resume-tabs {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: 48px;
        }

        .resume-tab {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 10px 28px;
            border-radius: 50px;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .resume-tab:hover {
            border-color: var(--border-hover);
            color: var(--text-primary);
        }

        .resume-tab.active {
            background: var(--accent-green);
            border-color: var(--accent-green);
            color: var(--bg-primary);
        }

        .resume-panel {
            display: none;
        }

        .resume-panel.active {
            display: block;
        }

        /* Timeline */
        .timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            padding-left: 32px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent-green), var(--accent-blue), transparent);
        }

        .timeline-item {
            position: relative;
            padding-bottom: 40px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -37px;
            top: 8px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            border: 2px solid var(--accent-green);
            background: var(--bg-secondary);
        }

        .timeline-date {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--accent-green);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .timeline-role {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .timeline-company {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            color: var(--accent-blue);
            margin-bottom: 12px;
        }

        .timeline-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ============================================
           CERTIFICATIONS SECTION
           ============================================ */
        .certifications {
            padding: var(--section-padding) 0;
            background: var(--bg-primary);
        }

        .certifications-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .certifications-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .cert-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 3vw, 36px);
            text-align: center;
            transition: all var(--transition-fast);
        }

        .cert-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 255, 65, 0.3);
            box-shadow: 0 8px 24px rgba(0, 255, 65, 0.06);
        }

        .cert-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            background: var(--accent-green-dim);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-green);
        }

        .cert-name {
            font-family: var(--font-mono);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .cert-issuer {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 4px;
        }

        .cert-year {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* ============================================
           TESTIMONIALS SECTION
           ============================================ */
        .testimonials {
            padding: var(--section-padding) 0;
            background: var(--bg-secondary);
        }

        .testimonials-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .testimonial-slider {
            max-width: 720px;
            margin: 0 auto;
            position: relative;
        }

        .testimonial-quote-icon {
            font-size: 3rem;
            color: var(--accent-green);
            opacity: 0.2;
            margin-bottom: 16px;
            font-family: Georgia, serif;
            line-height: 1;
        }

        .testimonial-stars {
            display: flex;
            gap: 4px;
            margin-bottom: 20px;
        }

        .testimonial-stars i {
            color: #f0b429;
            font-size: 0.9rem;
        }

        .testimonial-text {
            font-size: clamp(1rem, 1.5vw, 1.1rem);
            color: var(--text-secondary);
            font-style: italic;
            line-height: 1.8;
            margin-bottom: 28px;
            min-height: 120px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .testimonial-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent-green-dim);
            border: 2px solid var(--accent-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-mono);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--accent-green);
            flex-shrink: 0;
        }

        .testimonial-author-info {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .testimonial-author-name {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        .testimonial-author-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Testimonial navigation */
        .testimonial-nav {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            margin-top: 32px;
        }

        .testimonial-nav-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .testimonial-nav-btn:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .testimonial-dots {
            display: flex;
            gap: 8px;
        }

        .testimonial-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--border-hover);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .testimonial-dot.active {
            background: var(--accent-green);
            width: 24px;
            border-radius: 4px;
        }

        /* ============================================
           BLOG / ARTICLES SECTION
           ============================================ */
        .blog {
            padding: var(--section-padding) 0;
            background: var(--bg-primary);
        }

        .blog-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .blog-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .blog-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 3vw, 32px);
            transition: all var(--transition-fast);
            position: relative;
            overflow: hidden;
        }

        .blog-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
        }

        .blog-card:nth-child(1)::before {
            background: linear-gradient(90deg, var(--accent-green), var(--accent-blue));
        }

        .blog-card:nth-child(2)::before {
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
        }

        .blog-card:nth-child(3)::before {
            background: linear-gradient(90deg, var(--accent-purple), #e040fb);
        }

        .blog-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-hover);
            box-shadow: var(--shadow-md);
        }

        .blog-card-category {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--accent-green);
            background: var(--accent-green-dim);
            padding: 4px 12px;
            border-radius: 50px;
            display: inline-block;
            margin-bottom: 16px;
        }

        .blog-card-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 12px;
            transition: color var(--transition-fast);
        }

        .blog-card:hover .blog-card-title {
            color: var(--accent-green);
        }

        .blog-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-family: var(--font-mono);
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        .blog-card-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ============================================
           CONTACT SECTION
           ============================================ */
        .contact {
            padding: var(--section-padding) 0;
            background: var(--bg-secondary);
        }

        .contact-header {
            text-align: center;
            margin-bottom: clamp(40px, 6vw, 64px);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.3fr;
            gap: clamp(40px, 6vw, 80px);
        }

        /* Contact info */
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-info-card {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px;
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: border-color var(--transition-fast);
        }

        .contact-info-card:hover {
            border-color: var(--border-hover);
        }

        .contact-info-icon {
            width: 48px;
            height: 48px;
            background: var(--accent-green-dim);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-green);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .contact-info-text {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .contact-info-label {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text-muted);
        }

        .contact-info-value {
            font-size: 0.95rem;
            color: var(--text-primary);
            font-weight: 500;
        }

        .contact-socials {
            display: flex;
            gap: 12px;
            margin-top: 8px;
        }

        .contact-social-link {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 1rem;
            transition: all var(--transition-fast);
        }

        .contact-social-link:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
            background: var(--accent-green-dim);
            transform: translateY(-2px);
        }

        /* Contact form */
        .contact-form {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 4vw, 40px);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 16px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 16px;
        }

        .form-group:last-of-type {
            margin-bottom: 24px;
        }

        .form-label {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text-muted);
        }

        .form-input,
        .form-select,
        .form-textarea {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 0.9rem;
            transition: border-color var(--transition-fast);
        }

        .form-input:focus,
        .form-select:focus,
        .form-textarea:focus {
            border-color: var(--accent-green);
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: var(--text-muted);
        }

        .form-select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23484f58' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
            cursor: pointer;
        }

        .form-select option {
            background: var(--bg-card);
            color: var(--text-primary);
        }

        .form-textarea {
            resize: vertical;
            min-height: 140px;
        }

        .form-error {
            font-size: 0.75rem;
            color: #f85149;
            display: none;
        }

        .form-group.error .form-input,
        .form-group.error .form-select,
        .form-group.error .form-textarea {
            border-color: #f85149;
        }

        .form-group.error .form-error {
            display: block;
        }

        .form-buttons-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .form-submit-btn {
            width: 100%;
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 16px 12px;
            background: var(--accent-green);
            color: var(--bg-primary);
            border-radius: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: none;
        }

        .form-submit-btn:hover {
            box-shadow: var(--shadow-green);
            transform: translateY(-2px);
        }

        .form-submit-btn:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .form-submit-btn.btn-whatsapp {
            background: #25D366;
            color: #fff;
        }

        .form-submit-btn.btn-whatsapp:hover {
            background: #1ebe5d;
            box-shadow: 0 0 20px rgba(37, 211, 102, 0.3);
        }

        .form-submit-btn.btn-whatsapp:disabled {
            opacity: 0.6;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        @media (max-width: 480px) {
            .form-buttons-row {
                grid-template-columns: 1fr;
            }
        }

        /* Toast notification */
        .toast {
            position: fixed;
            bottom: 32px;
            right: 32px;
            background: var(--bg-elevated);
            border: 1px solid var(--accent-green);
            border-radius: var(--radius-md);
            padding: 16px 24px;
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--text-primary);
            font-size: 0.9rem;
            box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 255, 65, 0.1);
            z-index: 9999;
            transform: translateX(calc(100% + 40px));
            transition: transform var(--transition-medium);
        }

        .toast.show {
            transform: translateX(0);
        }

        .toast-icon {
            color: var(--accent-green);
            font-size: 1.1rem;
        }

        /* ============================================
           FOOTER
           ============================================ */
        .footer {
            background: var(--bg-elevated);
            border-top: 1px solid var(--border);
            padding: clamp(48px, 6vw, 72px) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: clamp(24px, 4vw, 48px);
            margin-bottom: 48px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .footer-logo {
            font-family: var(--font-mono);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        .footer-logo span {
            color: var(--accent-green);
        }

        .footer-description {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-socials {
            display: flex;
            gap: 10px;
        }

        .footer-social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }

        .footer-social-link:hover {
            border-color: var(--accent-green);
            color: var(--accent-green);
        }

        .footer-column-title {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--text-primary);
            margin-bottom: 20px;
        }

        .footer-link {
            font-size: 0.9rem;
            color: var(--text-secondary);
            padding: 6px 0;
            display: block;
            transition: color var(--transition-fast);
        }

        .footer-link:hover {
            color: var(--accent-green);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-crafted {
            font-family: var(--font-mono);
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-crafted span {
            color: var(--accent-green);
        }

        /* ============================================
           BACK TO TOP BUTTON
           ============================================ */
        .back-to-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent-green);
            color: var(--bg-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-green);
            cursor: pointer;
            border: none;
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .back-to-top:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 30px rgba(0, 255, 65, 0.3);
        }

        /* ============================================
           RESPONSIVE STYLES
           ============================================ */

        /* ---- Large Desktop (1440px+) ---- */
        @media (min-width: 1440px) {
            :root {
                --container-max: 1320px;
            }

            .hero-name {
                font-size: clamp(3.2rem, 5.5vw, 5.5rem);
            }
        }

        /* ---- Tablet Landscape (1024px - 1199px) ---- */
        @media (max-width: 1199px) {
            .nav-links {
                gap: 20px;
            }

            .nav-link {
                font-size: 0.75rem;
                letter-spacing: 1px;
            }

            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .certifications-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ---- Tablet Portrait (768px - 991px) ---- */
        @media (max-width: 991px) {
            .nav-links,
            .nav-hire-btn {
                display: none;
            }

            .nav-hamburger {
                display: flex;
            }

            :root {
                --nav-height: 64px;
                --section-padding: clamp(48px, 8vw, 80px);
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .about-image-card {
                max-width: 320px;
                margin: 0 auto;
                aspect-ratio: 3 / 4;
            }

            .skill-bars-grid {
                grid-template-columns: 1fr;
            }

            .portfolio-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .blog-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .blog-grid .blog-card:last-child {
                grid-column: 1 / -1;
                max-width: 50%;
                margin: 0 auto;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .hero-terminal-text {
                display: none;
            }

            .testimonial-slider {
                max-width: 100%;
                padding: 0 16px;
            }
        }

        /* ---- Mobile Portrait (max 767px) ---- */
        @media (max-width: 767px) {
            :root {
                --nav-height: 60px;
                --section-padding: clamp(40px, 10vw, 72px);
            }

            body {
                font-size: 15px;
            }

            /* Hero */
            .hero-stats {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 0;
                width: 100%;
                max-width: 320px;
                margin: 0 auto;
            }

            .hero-stat {
                padding: 16px 12px;
                text-align: center;
                border-right: none !important;
            }

            .hero-stat:nth-child(odd) {
                border-right: 1px solid var(--border) !important;
            }

            .hero-stat:nth-child(n+3) {
                border-top: 1px solid var(--border);
            }

            .hero-buttons {
                flex-direction: column;
                width: 100%;
                max-width: 320px;
                margin: 0 auto 36px;
            }

            .hero-buttons .btn-outline,
            .hero-buttons .btn-solid {
                width: 100%;
                justify-content: center;
            }

            .hero-scroll {
                bottom: 20px;
            }

            /* About */
            .about-info-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .about-image-card {
                max-width: 260px;
                aspect-ratio: 3 / 4;
            }

            .about-experience-badge {
                bottom: 16px;
                right: 16px;
                padding: 8px 16px;
                font-size: 0.75rem;
            }

            /* Services */
            .services-grid {
                grid-template-columns: 1fr;
                max-width: 100%;
            }

            /* Portfolio */
            .portfolio-grid {
                grid-template-columns: 1fr;
                max-width: 100%;
            }

            .portfolio-item {
                aspect-ratio: 16 / 10;
            }

            /* Touch devices: always show overlay */
            .portfolio-item-overlay {
                opacity: 1;
                transform: translateY(0);
            }

            .portfolio-item-title i {
                transform: translate(3px, -3px);
            }

            /* Certifications */
            .certifications-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
                max-width: 100%;
            }

            /* Blog */
            .blog-grid {
                grid-template-columns: 1fr;
            }

            .blog-grid .blog-card:last-child {
                max-width: 100%;
            }

            /* Form */
            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .form-row .form-group:first-child {
                margin-bottom: 0;
            }

            .contact-form {
                padding: 20px;
            }

            /* Footer */
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            /* Skills */
            .skill-tools {
                gap: 20px;
            }

            .skill-tools .skill-tool i {
                font-size: 1.3rem;
            }

            /* Timeline */
            .timeline {
                padding-left: 24px;
            }

            .timeline::before {
                left: 0;
            }

            .timeline-dot {
                left: -29px;
                width: 10px;
                height: 10px;
            }

            .timeline-date {
                font-size: 0.7rem;
            }

            .timeline-role {
                font-size: 1.05rem;
            }

            /* Testimonials */
            .testimonial-text {
                font-size: 0.95rem;
                min-height: 140px;
            }

            /* Toast */
            .toast {
                bottom: 16px;
                right: 16px;
                left: 16px;
                max-width: none;
            }

            /* Back to top */
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
                font-size: 0.9rem;
            }

            /* Contact socials */
            .contact-socials {
                justify-content: flex-start;
            }

            /* Section label centered on mobile */
            .section-label::after {
                display: none;
            }
        }

        /* ---- Small Mobile (max 480px) ---- */
        @media (max-width: 480px) {
            body {
                font-size: 14px;
            }

            :root {
                --nav-height: 56px;
            }

            .container {
                padding: 0 16px;
            }

            /* Hero */
            .hero-name {
                font-size: 2rem;
                line-height: 1.15;
                margin-bottom: 16px;
            }

            .hero-greeting {
                font-size: 0.9rem;
            }

            .hero-badge {
                padding: 6px 16px;
                font-size: 0.7rem;
                margin-bottom: 20px;
            }

            .hero-typing {
                font-size: 0.95rem;
                margin-bottom: 20px;
            }

            .hero-description {
                font-size: 0.9rem;
                margin-bottom: 28px;
            }

            .hero-stats {
                max-width: 280px;
            }

            .hero-stat-number {
                font-size: 1.15rem;
            }

            .hero-stat-label {
                font-size: 0.7rem;
            }

            /* About */
            .about-info-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .about-skills-tags {
                gap: 6px;
            }

            .about-skill-tag {
                font-size: 0.7rem;
                padding: 5px 10px;
            }

            .about-image-card {
                max-width: 220px;
            }

            /* Skill Tabs */
            .skill-tabs {
                gap: 6px;
            }

            .skill-tab {
                padding: 8px 14px;
                font-size: 0.7rem;
                letter-spacing: 0.5px;
            }

            /* Portfolio Filters */
            .portfolio-filters {
                gap: 6px;
            }

            .portfolio-filter-btn {
                padding: 8px 14px;
                font-size: 0.7rem;
                letter-spacing: 0.5px;
            }

            /* Resume Tabs */
            .resume-tabs {
                gap: 6px;
            }

            .resume-tab {
                padding: 8px 20px;
                font-size: 0.75rem;
            }

            /* Certifications */
            .certifications-grid {
                grid-template-columns: 1fr;
                max-width: 300px;
                margin: 0 auto;
            }

            .cert-card {
                padding: 20px;
            }

            /* Contact info card */
            .contact-info-card {
                padding: 16px;
                gap: 12px;
            }

            .contact-info-icon {
                width: 40px;
                height: 40px;
                font-size: 0.9rem;
            }

            /* Service card */
            .service-card {
                padding: 20px;
            }

            /* Blog card */
            .blog-card {
                padding: 20px;
            }

            .blog-card-title {
                font-size: 0.95rem;
            }

            /* Footer */
            .footer {
                padding-top: 40px;
            }

            /* Section titles */
            .section-title {
                font-size: 1.5rem;
            }

            .section-subtitle {
                font-size: 0.9rem;
            }

            /* Timeline */
            .timeline {
                padding-left: 20px;
            }

            .timeline-dot {
                left: -25px;
                width: 8px;
                height: 8px;
            }
        }

        /* ---- Extra Small (max 360px) ---- */
        @media (max-width: 360px) {
            .hero-name {
                font-size: 1.75rem;
            }

            .hero-stats {
                max-width: 260px;
            }

            .hero-stat {
                padding: 12px 8px;
            }

            .btn-outline,
            .btn-solid {
                padding: 12px 24px;
                font-size: 0.8rem;
            }

            .mobile-menu-link {
                font-size: 1.2rem;
                letter-spacing: 2px;
                padding: 12px 0;
            }
        }

        /* ---- Landscape Mobile ---- */
        @media (max-height: 500px) and (orientation: landscape) {
            .hero {
                min-height: auto;
                min-height: 100dvh;
                padding: 80px 0 40px;
            }

            .hero-badge {
                margin-bottom: 12px;
            }

            .hero-name {
                font-size: 2rem;
                margin-bottom: 8px;
            }

            .hero-typing {
                margin-bottom: 12px;
                min-height: 1.5em;
            }

            .hero-description {
                margin-bottom: 16px;
                font-size: 0.85rem;
            }

            .hero-buttons {
                margin-bottom: 20px;
                gap: 10px;
            }

            .hero-stats {
                margin-bottom: 10px;
            }

            .hero-scroll {
                display: none;
            }

            .hero-terminal-text {
                display: none;
            }
        }

        /* ---- Safe Area Insets (notched phones) ---- */
        @supports (padding: env(safe-area-inset-top)) {
            .navbar {
                padding-left: env(safe-area-inset-left);
                padding-right: env(safe-area-inset-right);
                height: calc(var(--nav-height) + env(safe-area-inset-top));
                padding-top: env(safe-area-inset-top);
            }

            .mobile-menu {
                padding-top: calc(var(--nav-height) + env(safe-area-inset-top));
            }

            .mobile-menu-hire {
                margin-bottom: env(safe-area-inset-bottom);
            }

            .toast {
                bottom: calc(16px + env(safe-area-inset-bottom));
            }

            .back-to-top {
                bottom: calc(20px + env(safe-area-inset-bottom));
                right: calc(20px + env(safe-area-inset-right));
            }

            .hero {
                padding-top: calc(var(--nav-height) + env(safe-area-inset-top));
            }
        }

        /* ---- Hover-capable devices only (no touch) ---- */
        @media (hover: hover) and (pointer: fine) {
            .portfolio-item-overlay {
                transform: translateY(20px);
                opacity: 0;
            }

            .portfolio-item:hover .portfolio-item-overlay {
                transform: translateY(0);
                opacity: 1;
            }

            .portfolio-item-title i {
                transform: none;
            }

            .portfolio-item:hover .portfolio-item-title i {
                transform: translate(3px, -3px);
            }
        }

        /* ---- Touch device specifics ---- */
        @media (hover: none) and (pointer: coarse) {
            .portfolio-item {
                cursor: default;
            }

            .service-card:hover,
            .cert-card:hover,
            .blog-card:hover {
                transform: none;
            }

            .nav-link::after {
                display: none;
            }

            .btn-outline:hover,
            .btn-solid:hover {
                transform: none;
            }

            .contact-social-link:hover {
                transform: none;
            }

            .footer-social-link:hover {
                transform: none;
            }

            /* Larger touch targets */
            .skill-tab,
            .portfolio-filter-btn,
            .resume-tab {
                min-height: 44px;
                display: inline-flex;
                align-items: center;
            }

            .nav-link {
                min-height: 44px;
                display: flex;
                align-items: center;
            }
        }

        /* ---- High DPI / Retina sharpening ---- */
        @media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
            .skill-bar-track {
                height: 3px;
            }

            .timeline::before {
                width: 1px;
            }
        }

        /* ---- Print styles ---- */
        @media print {
            .navbar,
            .mobile-menu,
            .back-to-top,
            .toast,
            .hero-scroll,
            .hero-terminal-text,
            #preloader {
                display: none !important;
            }

            body {
                background: white;
                color: black;
                font-size: 12pt;
            }

            .hero {
                min-height: auto;
                padding: 0;
                background: none;
            }

            .hero::before {
                display: none;
            }

            section {
                break-inside: avoid;
                padding: 20px 0 !important;
            }

            .reveal {
                opacity: 1;
                transform: none;
            }
        }

        /* ============================================
           REDUCED MOTION
           ============================================ */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }

            .reveal {
                opacity: 1;
                transform: none;
            }

            .skill-bar-fill {
                transition: none;
            }

            .preloader-spinner {
                animation: none;
            }
        }