/* ==========================================================================
   Siyan's Developer Portfolio CSS Stylesheet
   Design Paradigm: Premium Dark Cyberpunk Glassmorphism
   ========================================================================== */

/* Variables & Design Tokens */
:root {
    --bg-deep: #080710;
    --bg-surface: rgba(15, 14, 26, 0.65);
    --bg-surface-solid: #0f0e1a;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(0, 242, 254, 0.15);
    
    /* Neon Accent Colors */
    --accent-teal: #00f2fe;
    --accent-blue: #4facfe;
    --accent-purple: #b180ff;
    --accent-magenta: #ec53ff;
    --accent-orange: #ff7e5f;
    --accent-green: #2ecc71;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    
    /* Gradients */
    --grad-primary: linear-gradient(135deg, var(--accent-teal) 0%, var(--accent-blue) 100%);
    --grad-secondary: linear-gradient(135deg, var(--accent-purple) 0%, var(--accent-magenta) 100%);
    --grad-dark: linear-gradient(180deg, var(--bg-deep) 0%, #030206 100%);
    
    /* Shadows & Glows */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --glow-primary: 0 0 25px rgba(0, 242, 254, 0.35);
    --glow-secondary: 0 0 25px rgba(177, 128, 255, 0.35);
    
    /* Layout */
    --header-height: 80px;
    --max-width: 1200px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-deep);
    background-image: var(--grad-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

input, textarea, button {
    font-family: inherit;
    color: inherit;
}

ul {
    list-style: none;
}

/* --------------------------------------------------------------------------
   Background Glowing Orbs & Cyber Grid Effect
   ========================================================================== */
.bg-effects-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.35;
    mix-blend-mode: screen;
    animation: orbFloat 25s infinite ease-in-out alternate;
}

.orb-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, var(--accent-teal) 0%, rgba(0, 242, 254, 0) 70%);
}

.orb-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--accent-purple) 0%, rgba(177, 128, 255, 0) 70%);
    animation-delay: -5s;
    animation-duration: 30s;
}

.orb-3 {
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, var(--accent-blue) 0%, rgba(79, 172, 254, 0) 70%);
    opacity: 0.15;
    animation-duration: 20s;
}

.cyber-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
}



@keyframes orbFloat {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(8%, 5%) scale(1.15);
    }
    100% {
        transform: translate(-5%, -8%) scale(0.9);
    }
}

/* Glassmorphism Common Class */
.glass {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.glass:hover {
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(15, 14, 26, 0.8);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--grad-primary);
    color: var(--bg-deep);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-primary);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

/* Text Gradient Effect */
.text-gradient {
    background: linear-gradient(135deg, var(--accent-teal) 0%, var(--accent-purple) 50%, var(--accent-magenta) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Common Section Layout */
.section-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-subtitle {
    font-size: 0.9rem;
    font-family: 'Fira Code', monospace;
    color: var(--accent-teal);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.header-line {
    width: 60px;
    height: 4px;
    background: var(--grad-primary);
    border-radius: 2px;
    margin: 16px auto 0;
}

/* --------------------------------------------------------------------------
   Main Navigation Header
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(8, 7, 16, 0.5);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    transition: var(--transition-normal);
}

.main-header.scrolled {
    height: 70px;
    background: rgba(8, 7, 16, 0.85);
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: var(--max-width);
    height: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-link {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: 'Outfit', sans-serif;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
}

.header-logo {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 10px;
    border: 1px solid rgba(0, 242, 254, 0.3);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.profile-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.logo-accent {
    color: var(--accent-teal);
    font-family: 'Fira Code', monospace;
    font-weight: 600;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--grad-primary);
    transition: var(--transition-normal);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.btn-nav-cta {
    padding: 10px 20px;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    box-shadow: none;
    color: var(--text-primary);
}

.btn-nav-cta:hover {
    background: var(--grad-primary);
    color: var(--bg-deep);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--glow-primary);
}

.btn-nav-cta i {
    width: 16px;
    height: 16px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.mobile-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* --------------------------------------------------------------------------
   Hero Section
   ========================================================================== */
.hero-section {
    min-height: 100vh;
    padding-top: calc(var(--header-height) + 40px);
    display: flex;
    align-items: center;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-badge-container {
    margin-bottom: 24px;
}

.hero-badge {
    background: rgba(0, 242, 254, 0.06);
    border: 1px solid rgba(0, 242, 254, 0.2);
    color: var(--accent-teal);
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 50px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-teal);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-teal);
}

.animate-pulse {
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 14px var(--accent-teal); }
    100% { transform: scale(0.9); opacity: 0.6; }
}

.hero-title {
    font-size: 3.8rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-secondary);
    min-height: 42px;
}

.terminal-text {
    font-family: 'Fira Code', monospace;
    color: var(--accent-purple);
    text-shadow: 0 0 10px rgba(177, 128, 255, 0.2);
}

.cursor {
    font-weight: 100;
    color: var(--accent-purple);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    from, to { color: transparent }
    50% { color: var(--accent-purple); }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hero-visual {
    position: relative;
    width: 100%;
}

/* Code Editor Simulation Widget */
.visual-box-glass {
    background: rgba(10, 8, 22, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 40px rgba(177, 128, 255, 0.1);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-normal);
}

.visual-box-glass:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) translateY(-5px);
    box-shadow: var(--shadow-lg), 0 0 50px rgba(0, 242, 254, 0.15);
}

.window-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.window-header .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.window-header .dot.red { background-color: #ff5f56; }
.window-header .dot.yellow { background-color: #ffbd2e; }
.window-header .dot.green { background-color: #27c93f; }

.window-title {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: 'Fira Code', monospace;
    margin-left: 10px;
}

.code-editor-body {
    padding: 24px;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #e2e8f0;
    overflow-x: auto;
}

.code-comment { color: var(--text-muted); }
.code-keyword { color: #f43f5e; }
.code-class { color: var(--accent-teal); }
.code-func { color: #3b82f6; }
.code-self { color: var(--accent-purple); }
.code-string { color: var(--accent-green); }
.code-builtin { color: #eab308; }

.terminal-footer {
    background: rgba(0, 0, 0, 0.5);
    padding: 16px 24px;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-prompt {
    color: var(--accent-teal);
    font-weight: 600;
}

.terminal-output {
    color: var(--accent-purple);
    margin-top: 6px;
    font-weight: 500;
}

/* Scroll Indicator Mouse */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
}

.mouse-icon {
    width: 26px;
    height: 42px;
    border: 2px solid var(--text-muted);
    border-radius: 20px;
    display: block;
    position: relative;
    cursor: pointer;
}

.mouse-icon .wheel {
    width: 4px;
    height: 8px;
    background-color: var(--accent-teal);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.6s infinite ease-in-out;
}

@keyframes scrollWheel {
    0% { transform: translate(-50%, 0); opacity: 1; }
    50% { transform: translate(-50%, 8px); opacity: 0.3; }
    100% { transform: translate(-50%, 0); opacity: 1; }
}

/* --------------------------------------------------------------------------
   About Me Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.about-heading {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--text-primary);
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 35px;
}

.highlight-item {
    display: flex;
    gap: 16px;
}

.highlight-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.15);
    border-radius: var(--radius-sm);
    color: var(--accent-teal);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.05);
}

.highlight-icon i {
    width: 20px;
    height: 20px;
}

.highlight-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.highlight-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* About Visual Glass Card */
.about-card-visual {
    display: flex;
    justify-content: center;
}

.profile-card-glass {
    position: relative;
    background: rgba(15, 14, 26, 0.6);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 380px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.profile-card-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--grad-primary);
}

.profile-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--grad-secondary);
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(177, 128, 255, 0.3);
}

.avatar-icon {
    width: 44px;
    height: 44px;
    color: var(--bg-deep);
}

.profile-card-glass h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.profile-title {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--accent-teal);
    margin-bottom: 24px;
}

.profile-info-rows {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    text-align: left;
}

.info-row .label {
    color: var(--text-muted);
}

.info-row .value {
    color: var(--text-primary);
    font-weight: 500;
}

.info-row .mail-text {
    font-size: 0.8rem;
    word-break: break-all;
}

.info-row .highlight-discord {
    color: var(--accent-purple);
    font-family: 'Fira Code', monospace;
}

.profile-socials {
    display: flex;
    justify-content: center;
    gap: 14px;
}

.social-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icon-btn:hover {
    color: var(--bg-deep);
    transform: translateY(-3px);
}

.social-icon-btn.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 0 15px rgba(230, 104, 60, 0.4);
}

.social-icon-btn.gmail:hover {
    background: #ea4335;
    color: white;
    border-color: transparent;
}

.social-icon-btn.discord:hover {
    background: #5865f2;
    color: white;
    border-color: transparent;
}

/* --------------------------------------------------------------------------
   Skills Section
   ========================================================================== */
.skills-categories-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 45px;
}

.skill-tab-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-normal);
}

.skill-tab-btn:hover, .skill-tab-btn.active {
    background: var(--grad-primary);
    color: var(--bg-deep);
    border-color: transparent;
    box-shadow: var(--glow-primary);
    font-weight: 600;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.skill-card {
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.skill-card.fade-out {
    opacity: 0;
    transform: scale(0.9);
    pointer-events: none;
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
    padding: 0;
    border: none;
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.skill-icon-box {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-icon-box.mobile-color { background: rgba(0, 242, 254, 0.1); color: var(--accent-teal); }
.skill-icon-box.backend-color { background: rgba(177, 128, 255, 0.1); color: var(--accent-purple); }
.skill-icon-box.web-color { background: rgba(255, 126, 95, 0.1); color: var(--accent-orange); }
.skill-icon-box.game-color { background: rgba(46, 204, 113, 0.1); color: var(--accent-green); }

.skill-percentage {
    font-family: 'Fira Code', monospace;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.skill-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.skill-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.skill-bar-container {
    width: 100%;
    height: 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
}

.skill-bar {
    height: 100%;
    border-radius: 4px;
    background: var(--grad-primary);
}

.skill-card[data-category="backend"] .skill-bar {
    background: var(--grad-secondary);
}

.skill-card[data-category="web"] .skill-bar {
    background: linear-gradient(90deg, var(--accent-orange), var(--accent-magenta));
}

.skill-card[data-category="game"] .skill-bar {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-teal));
}

/* --------------------------------------------------------------------------
   Projects / Services Section
   ========================================================================== */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.project-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.project-img-wrapper {
    height: 280px;
    background: rgba(5, 4, 10, 0.4);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Glow inside the card image area */
.project-glow {
    position: absolute;
    width: 160px;
    height: 160px;
    background: var(--accent-teal);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.2;
    z-index: 1;
}

.project-glow.purple-glow { background: var(--accent-purple); }
.project-glow.blue-glow { background: var(--accent-blue); }
.project-glow.orange-glow { background: var(--accent-orange); }

.project-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    font-family: 'Fira Code', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    z-index: 3;
}

.tag-mobile { background: rgba(0, 242, 254, 0.1); border: 1px solid rgba(0, 242, 254, 0.2); color: var(--accent-teal); }
.tag-backend { background: rgba(177, 128, 255, 0.1); border: 1px solid rgba(177, 128, 255, 0.2); color: var(--accent-purple); }
.tag-game { background: rgba(46, 204, 113, 0.1); border: 1px solid rgba(46, 204, 113, 0.2); color: var(--accent-green); }
.tag-web { background: rgba(255, 126, 95, 0.1); border: 1px solid rgba(255, 126, 95, 0.2); color: var(--accent-orange); }

/* Mockups inside Cards */
/* 1. Phone mockup for Mobile Dev */
.project-mockup-mobile {
    width: 120px;
    height: 220px;
    background: #000;
    border: 3px solid #333;
    border-radius: 20px;
    padding: 6px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    z-index: 2;
    transform: translateY(10px) rotate(-3deg);
    transition: var(--transition-normal);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #0c0a18;
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    padding: 10px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
}

.phone-bar {
    width: 40px;
    height: 4px;
    background: rgba(255,255,255,0.15);
    border-radius: 2px;
    margin-bottom: 12px;
}

.phone-content-mock {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
    flex-grow: 1;
}

.mock-logo {
    color: var(--accent-teal);
    width: 28px;
    height: 28px;
    animation: mockFloat 3s infinite ease-in-out;
}

@keyframes mockFloat {
    0% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
    100% { transform: translateY(0); }
}

.mock-line-title {
    font-size: 0.65rem;
    font-weight: 700;
    color: #fff;
}

.mock-line-sub {
    font-size: 0.55rem;
    color: var(--text-muted);
}

.mock-btn-glow {
    font-size: 0.5rem;
    padding: 4px 8px;
    background: var(--accent-teal);
    color: var(--bg-deep);
    font-weight: 600;
    border-radius: 10px;
    box-shadow: 0 0 8px rgba(0, 242, 254, 0.4);
}

/* 2. Bot Terminal Mockup */
.project-mockup-bot {
    width: 220px;
    height: 140px;
    background: #0c0b16;
    border: 1px solid rgba(177, 128, 255, 0.2);
    border-radius: 8px;
    padding: 12px;
    font-family: 'Fira Code', monospace;
    font-size: 0.55rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    z-index: 2;
    transform: translateY(10px) rotate(2deg);
    transition: var(--transition-normal);
}

.terminal-bar {
    display: flex;
    gap: 4px;
    margin-bottom: 8px;
}

.terminal-bar .dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
}

.terminal-bar .dot.red { background: #ff5f56; }
.terminal-bar .dot.yellow { background: #ffbd2e; }
.terminal-bar .dot.green { background: #27c93f; }

.terminal-body-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    color: #e2e8f0;
}

.cmd-text { color: var(--text-muted); }
.success-text { color: var(--accent-green); }
.info-text { color: var(--accent-teal); }
.accent-text { color: var(--accent-purple); }

/* 3. SA-MP HUD Mockup */
.project-mockup-samp {
    width: 240px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(46, 204, 113, 0.2);
    border-radius: var(--radius-sm);
    padding: 14px;
    z-index: 2;
    transform: scale(0.9) translateY(10px) rotate(-1deg);
    box-shadow: 0 10px 20px rgba(0,0,0,0.6);
    font-family: 'Outfit', sans-serif;
    transition: var(--transition-normal);
}

.game-hud-title {
    font-family: 'Fira Code', monospace;
    font-size: 0.55rem;
    color: var(--accent-green);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
    font-weight: 600;
}

.hud-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: 0.75rem;
}

.hud-label {
    color: var(--text-muted);
    font-size: 0.55rem;
    font-weight: 600;
}

.hud-val {
    color: white;
    font-weight: 700;
}

.hud-gauge-bar {
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
    overflow: hidden;
}

.hud-gauge-fill {
    height: 100%;
    background: var(--accent-green);
}

.green-text {
    color: #2ecc71;
}

.discord-invite {
    text-align: right;
    font-size: 0.5rem;
    color: var(--accent-purple);
    font-family: 'Fira Code', monospace;
}

/* 4. Browser Mockup */
.project-mockup-web {
    width: 260px;
    background: #0f0e1a;
    border: 1px solid rgba(255, 126, 95, 0.2);
    border-radius: 6px;
    overflow: hidden;
    z-index: 2;
    transform: translateY(10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.6);
    transition: var(--transition-normal);
}

.web-browser-mock {
    width: 100%;
}

.browser-header {
    background: #07060d;
    padding: 6px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.browser-dots {
    display: flex;
    gap: 3px;
}

.browser-dots .dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
}

.browser-address-bar {
    flex-grow: 1;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 10px;
    text-align: center;
    font-size: 0.45rem;
    color: var(--text-muted);
    padding: 2px 0;
}

.browser-viewport {
    height: 90px;
    padding: 8px;
    background: #05040a;
}

.mock-navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.mock-logo-mini {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    background: var(--accent-orange);
    color: black;
    font-size: 0.4rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mock-nav-links {
    width: 50px;
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
}

.mock-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.grid-left {
    height: 35px;
    background: rgba(255,255,255,0.05);
    border-radius: 3px;
}

.grid-right {
    height: 35px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-magenta));
    border-radius: 3px;
    opacity: 0.6;
}

/* Hover effects inside project cards */
.project-card:hover .project-mockup-mobile {
    transform: translateY(0px) rotate(0deg) scale(1.05);
}

.project-card:hover .project-mockup-bot {
    transform: translateY(0px) rotate(0deg) scale(1.05);
}

.project-card:hover .project-mockup-samp {
    transform: translateY(0px) rotate(0deg) scale(1.05);
}

.project-card:hover .project-mockup-web {
    transform: translateY(0px) scale(1.05);
}

.project-info {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.project-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    flex-grow: 1;
}

.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.project-tech-tags span {
    font-family: 'Fira Code', monospace;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--text-secondary);
}

.btn-project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-teal);
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-project-link i {
    width: 16px;
    height: 16px;
    transition: var(--transition-fast);
}

.btn-project-link:hover {
    color: var(--accent-blue);
}

.btn-project-link:hover i {
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Contact Us Section
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
    align-items: flex-start;
}

.contact-cards-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.contact-info-card.copyable {
    cursor: pointer;
}

.contact-info-card.link-card:hover {
    transform: translateY(-3px);
}

.info-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.info-card-icon i {
    width: 22px;
    height: 22px;
}

.discord-bg { background: #5865f2; box-shadow: 0 0 15px rgba(88, 101, 242, 0.3); }
.instagram-bg { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); box-shadow: 0 0 15px rgba(230, 104, 60, 0.3); }
.email-bg { background: #ea4335; box-shadow: 0 0 15px rgba(234, 67, 53, 0.3); }
.whatsapp-bg { background: #25d366; box-shadow: 0 0 15px rgba(37, 211, 102, 0.3); }

.info-card-details h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.info-card-details p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: 'Fira Code', monospace;
}

.click-to-copy-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.hint-icon {
    width: 12px;
    height: 12px;
}

.copy-success-badge {
    position: absolute;
    top: 50%;
    right: 30px;
    transform: translateY(-50%) translateX(20px);
    background: var(--accent-green);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
}

.contact-info-card.copied .copy-success-badge {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

/* Contact Form Box Styling */
.contact-form-container {
    padding: 40px;
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 28px;
    font-weight: 700;
}

.form-group-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

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

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
}

.textarea-icon {
    top: 16px;
}

.input-wrapper input, .input-wrapper textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px 16px 14px 48px;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.input-wrapper textarea {
    resize: none;
}

.input-wrapper input:focus, .input-wrapper textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--accent-teal);
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.15);
}

.btn-submit {
    width: 100%;
    border: none;
    background: var(--grad-primary);
    color: var(--bg-deep);
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

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

.btn-submit i {
    width: 18px;
    height: 18px;
}

/* --------------------------------------------------------------------------
   Success Modal
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 4, 10, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-card {
    padding: 40px;
    max-width: 440px;
    width: 90%;
    text-align: center;
    border-color: rgba(0, 242, 254, 0.2);
    box-shadow: var(--glow-primary);
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

.modal-icon-success {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: rgba(46, 204, 113, 0.1);
    color: var(--accent-green);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.modal-icon-success i {
    width: 40px;
    height: 40px;
}

.modal-card h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.modal-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 28px;
}

.modal-card .btn {
    width: 100%;
}

/* --------------------------------------------------------------------------
   Footer Section
   ========================================================================== */
.footer {
    background: rgba(5, 4, 10, 0.95);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    margin-bottom: 40px;
}

.footer-tagline {
    color: var(--text-secondary);
    max-width: 400px;
    font-size: 0.95rem;
}

.footer-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.05);
    width: 100%;
    margin-bottom: 30px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-links {
    display: flex;
    gap: 16px;
}

.footer-links a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-links a:hover {
    color: var(--accent-teal);
    border-color: rgba(0, 242, 254, 0.3);
    transform: translateY(-2px);
}

.footer-links a.instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 0 12px rgba(230, 104, 60, 0.4);
}

.footer-links a i {
    width: 16px;
    height: 16px;
}

/* --------------------------------------------------------------------------
   Scroll to Top & Reveal Configurations
   ========================================================================== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--bg-surface-solid);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: var(--transition-normal);
    z-index: 99;
}

.scroll-to-top.active {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: var(--grad-primary);
    color: var(--bg-deep);
    border-color: transparent;
    box-shadow: var(--glow-primary);
    transform: translateY(-3px);
}

/* Scroll Reveal Animation Classes */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* --------------------------------------------------------------------------
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        max-width: 480px;
        margin: 0 auto;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .section-padding {
        padding: 80px 0;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
        min-height: 36px;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Mobile Menu Drawer */
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: rgba(8, 7, 16, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: 40px 24px;
        z-index: 98;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.4s cubic-bezier(0.77, 0.2, 0.05, 1.0), opacity 0.3s ease;
        border-top: 1px solid rgba(255,255,255,0.05);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
    }
    
    .nav-link {
        font-size: 1.3rem;
        font-weight: 600;
    }
    
    /* Hamburger Active State */
    .mobile-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .form-group-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-group-row .form-group:first-child {
        margin-bottom: 20px;
    }
    
    .contact-form-container {
        padding: 30px 20px;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.15rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .btn-nav-cta {
        display: none;
    }
    
    .skills-categories-nav {
        gap: 8px;
    }
    
    .skill-tab-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}