@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

/* ═══════════════════════════════════════════
   DARK THEME (default)
═══════════════════════════════════════════ */
:root,
[data-theme="dark"] {
    --neon-cyan:      #00f5ff;
    --neon-purple:    #bf00ff;
    --neon-pink:      #ff0080;
    --neon-green:     #00ff88;

    --dark-bg:        #050816;
    --dark-card:      #0a0f28;
    --dark-border:    rgba(0,245,255,0.12);

    --bg-primary:     #050816;
    --card-bg:        rgba(10,15,40,0.95);
    --card-surface:   rgba(10,15,40,0.75);
    --border-color:   rgba(0,245,255,0.12);
    --shadow-color:   rgba(0,245,255,0.1);
    --input-bg:       rgba(255,255,255,0.03);
    --input-border:   rgba(0,245,255,0.15);
    --header-bg:      rgba(5,8,22,0.88);
    --footer-bg:      rgba(5,8,22,0.97);
    --mobile-menu-bg: rgba(5,8,22,0.97);

    --text-primary:   #e2e8f0;
    --text-secondary: #8892a4;
    --text-muted:     #4a5568;

    --glow-cyan:   0 0 20px rgba(0,245,255,0.45), 0 0 50px rgba(0,245,255,0.15);
    --glow-purple: 0 0 20px rgba(191,0,255,0.45), 0 0 50px rgba(191,0,255,0.15);

    --primary:   #00f5ff;
    --secondary: #bf00ff;
    --scan-color: #00f5ff;

    /* policy page specific */
    --policy-card-bg:    rgba(10,15,40,0.85);
    --policy-card-border: rgba(0,245,255,0.12);
    --policy-h2-color:   #fff;
    --policy-p-color:    #8892a4;
    --policy-li-color:   #8892a4;
    --policy-bullet:     #00f5ff;
    --policy-bullet-tos: #bf00ff;
    --policy-h3-color:   #00f5ff;
    --policy-h3-tos:     #bf00ff;
    --info-box-bg:       rgba(0,245,255,0.05);
    --info-box-border:   rgba(0,245,255,0.2);
    --info-box-text:     #e2e8f0;
    --warn-box-bg:       rgba(255,0,128,0.05);
    --warn-box-border:   rgba(255,0,128,0.25);
    --warn-title:        #ff0080;
    --commit-box-bg:     rgba(0,255,136,0.05);
    --commit-box-border: rgba(0,255,136,0.2);
    --commit-title:      #00ff88;
    --date-tag-bg:       rgba(0,245,255,0.05);
    --date-tag-border:   rgba(0,245,255,0.1);
    --date-tag-color:    #4a5568;
    --date-tag-tos-bg:   rgba(191,0,255,0.05);
    --date-tag-tos-border: rgba(191,0,255,0.15);
}

/* ═══════════════════════════════════════════
   LIGHT THEME
═══════════════════════════════════════════ */
[data-theme="light"] {
    --neon-cyan:      #0070bb;
    --neon-purple:    #7200bb;
    --neon-pink:      #bb0050;
    --neon-green:     #007740;

    --dark-bg:        #eef2fc;
    --dark-card:      #ffffff;
    --dark-border:    rgba(0,112,187,0.18);

    --bg-primary:     #eef2fc;
    --card-bg:        rgba(255,255,255,0.97);
    --card-surface:   rgba(255,255,255,0.92);
    --border-color:   rgba(0,112,187,0.18);
    --shadow-color:   rgba(0,112,187,0.1);
    --input-bg:       rgba(0,112,187,0.04);
    --input-border:   rgba(0,112,187,0.22);
    --header-bg:      rgba(238,242,252,0.92);
    --footer-bg:      rgba(228,234,250,0.99);
    --mobile-menu-bg: rgba(238,242,252,0.97);

    --text-primary:   #0f172a;
    --text-secondary: #4b5563;
    --text-muted:     #9ca3af;

    --glow-cyan:   0 0 14px rgba(0,112,187,0.2), 0 0 30px rgba(0,112,187,0.08);
    --glow-purple: 0 0 14px rgba(114,0,187,0.2), 0 0 30px rgba(114,0,187,0.08);

    --primary:   #0070bb;
    --secondary: #7200bb;
    --scan-color: #0070bb;

    /* policy page specific */
    --policy-card-bg:    rgba(255,255,255,0.97);
    --policy-card-border: rgba(0,112,187,0.18);
    --policy-h2-color:   #0f172a;
    --policy-p-color:    #4b5563;
    --policy-li-color:   #4b5563;
    --policy-bullet:     #0070bb;
    --policy-bullet-tos: #7200bb;
    --policy-h3-color:   #0070bb;
    --policy-h3-tos:     #7200bb;
    --info-box-bg:       rgba(0,112,187,0.06);
    --info-box-border:   rgba(0,112,187,0.22);
    --info-box-text:     #0f172a;
    --warn-box-bg:       rgba(187,0,80,0.05);
    --warn-box-border:   rgba(187,0,80,0.22);
    --warn-title:        #bb0050;
    --commit-box-bg:     rgba(0,119,64,0.05);
    --commit-box-border: rgba(0,119,64,0.22);
    --commit-title:      #007740;
    --date-tag-bg:       rgba(0,112,187,0.06);
    --date-tag-border:   rgba(0,112,187,0.18);
    --date-tag-color:    #6b7280;
    --date-tag-tos-bg:   rgba(114,0,187,0.06);
    --date-tag-tos-border: rgba(114,0,187,0.18);
}

/* ═══════════════════════════════════════════
   BASE
═══════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Syne', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color 0.35s ease, color 0.35s ease;
}

/* ═══════════════════════════════════════════
   ANIMATED BACKGROUND
═══════════════════════════════════════════ */
.animated-bg {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: -2; overflow: hidden;
    background: var(--dark-bg);
    pointer-events: none;
    transition: background 0.35s ease;
}
[data-theme="dark"] .animated-bg::before {
    content: '';
    position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background:
        radial-gradient(circle at 20% 30%, rgba(0,245,255,0.06) 0%, transparent 45%),
        radial-gradient(circle at 80% 70%, rgba(191,0,255,0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(255,0,128,0.03) 0%, transparent 40%);
    animation: bgPulse 18s ease-in-out infinite;
}
[data-theme="light"] .animated-bg::before {
    content: '';
    position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background:
        radial-gradient(circle at 20% 30%, rgba(0,112,187,0.07) 0%, transparent 45%),
        radial-gradient(circle at 80% 70%, rgba(114,0,187,0.06) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(187,0,80,0.04) 0%, transparent 40%);
    animation: bgPulse 18s ease-in-out infinite;
}
[data-theme="dark"] .animated-bg::after {
    content: '';
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image:
        linear-gradient(rgba(0,245,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,245,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridDrift 20s linear infinite;
}
[data-theme="light"] .animated-bg::after {
    content: '';
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image:
        linear-gradient(rgba(0,112,187,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,112,187,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridDrift 20s linear infinite;
}
@keyframes bgPulse {
    0%,100% { transform: scale(1) rotate(0deg); opacity: 1; }
    50%      { transform: scale(1.05) rotate(3deg); opacity: 0.8; }
}
@keyframes gridDrift {
    0%   { transform: translate(0,0); }
    100% { transform: translate(60px,60px); }
}

/* scan line */
body::before {
    content: '';
    position: fixed; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent, var(--scan-color), transparent);
    opacity: 0.22; z-index: 9999; pointer-events: none;
    animation: scanDown 10s linear infinite;
}
@keyframes scanDown { from { top: -2px; } to { top: 100vh; } }

/* ═══════════════════════════════════════════
   PARTICLES
═══════════════════════════════════════════ */
.particles { position: fixed; top:0; left:0; width:100%; height:100%; z-index:-1; pointer-events:none; }
.particle {
    position: absolute; background: var(--neon-cyan); border-radius: 50%;
    opacity: 0.22; animation: particleFloat 18s infinite;
    box-shadow: 0 0 6px var(--neon-cyan);
}
[data-theme="light"] .particle { opacity: 0.1; }
@keyframes particleFloat {
    0%,100% { transform: translateY(0) translateX(0); }
    25%  { transform: translateY(-110px) translateX(60px); }
    50%  { transform: translateY(-60px) translateX(-40px); }
    75%  { transform: translateY(-160px) translateX(30px); }
}

/* ═══════════════════════════════════════════
   HEADER / NAV
═══════════════════════════════════════════ */
#header {
    background: var(--header-bg) !important;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-border) !important;
    box-shadow: 0 1px 30px var(--shadow-color);
    transition: background 0.35s, border-color 0.35s;
}
.nav-link {
    padding: 8px 16px; border-radius: 8px; font-size: 13px; font-weight: 500;
    color: var(--text-secondary); font-family: 'JetBrains Mono', monospace;
    transition: all 0.25s; text-decoration: none; display: inline-block;
    border: 1px solid transparent; letter-spacing: 0.02em;
}
.nav-link:hover {
    color: var(--neon-cyan);
    border-color: var(--dark-border);
    background: var(--input-bg);
    transform: translateY(-1px);
}
[data-theme="dark"] .nav-link:hover { text-shadow: 0 0 10px rgba(0,245,255,0.5); }
.nav-link.active {
    color: var(--neon-cyan) !important;
    background: var(--input-bg) !important;
    border-color: var(--neon-cyan) !important;
}
[data-theme="dark"] .nav-link.active {
    box-shadow: 0 0 15px rgba(0,245,255,0.15), inset 0 0 15px rgba(0,245,255,0.05);
    text-shadow: 0 0 10px rgba(0,245,255,0.6);
}
.nav-link::after { display: none; }

a.text-primary.flex.items-center {
    font-family: 'JetBrains Mono', monospace !important;
    color: var(--neon-cyan) !important;
    font-size: 1.2rem !important;
}
#mobile-menu {
    background: var(--mobile-menu-bg) !important;
    border: 1px solid var(--dark-border) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15) !important;
    backdrop-filter: blur(20px); transition: background 0.35s;
}
#mobile-menu a {
    color: var(--text-secondary) !important; font-family: 'JetBrains Mono', monospace;
    font-size: 13px; border-bottom: 1px solid var(--dark-border); transition: all 0.2s;
}
#mobile-menu a:hover { color: var(--neon-cyan) !important; background: var(--input-bg) !important; }
#mobile-menu-button svg { color: var(--text-secondary) !important; stroke: var(--text-secondary) !important; }

/* ═══════════════════════════════════════════
   THEME TOGGLE
═══════════════════════════════════════════ */
.theme-toggle {
    position: fixed; top: 100px; right: 28px; z-index: 1000;
    background: var(--card-surface); backdrop-filter: blur(16px);
    border: 1px solid var(--dark-border); border-radius: 50px; padding: 11px;
    cursor: pointer; transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12), 0 0 15px var(--shadow-color);
}
.theme-toggle:hover { transform: scale(1.1); border-color: var(--neon-cyan); box-shadow: var(--glow-cyan); }
.theme-toggle svg {
    width: 22px; height: 22px; stroke: var(--neon-cyan); fill: none;
    stroke-width: 2; transition: all 0.3s;
}

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
#home {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: 120px 0 80px; position: relative; overflow: hidden; background: transparent !important;
}
.hero-text h1 {
    font-size: clamp(2.4rem,5vw,4rem); font-weight: 800;
    line-height: 1.1; color: var(--text-primary);
}
.hero-text .text-primary {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple)) !important;
    -webkit-background-clip: text !important; -webkit-text-fill-color: transparent !important;
    background-clip: text !important;
}
.hero-text p { font-size: 1.05rem; color: var(--text-secondary); line-height: 1.75; }

/* skill badges */
.skill-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 2.5rem; }
.skill-badge {
    padding: 7px 16px; border-radius: 6px; font-size: 13px; font-weight: 500;
    font-family: 'JetBrains Mono', monospace; border: 1px solid var(--dark-border);
    color: var(--neon-cyan); background: var(--input-bg);
    transition: all 0.25s; display: flex; align-items: center;
}
.skill-badge:hover { transform: translateY(-2px); border-color: var(--neon-cyan); background: rgba(0,112,187,0.1); }

/* profile */
.profile-container {
    position: relative; width: 320px; height: 320px;
    display: flex; align-items: center; justify-content: center;
}
.profile-container::before {
    content: ''; position: absolute; inset: -4px; border-radius: 50%;
    background: conic-gradient(var(--neon-cyan), var(--neon-purple), var(--neon-pink), var(--neon-cyan));
    animation: conicSpin 6s linear infinite; opacity: 0.55;
}
[data-theme="dark"] .profile-container::before { opacity: 0.65; }
.profile-container::after {
    content: ''; position: absolute; inset: 2px; border-radius: 50%; background: var(--dark-bg);
}
@keyframes conicSpin { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }

.profile-image {
    width: 280px; height: 280px; border-radius: 50%; object-fit: cover;
    background: var(--dark-bg) padding-box, linear-gradient(135deg,var(--neon-cyan),var(--neon-purple)) border-box;
    border: 3px solid transparent;
    box-shadow: 0 0 40px var(--shadow-color);
    position: relative; z-index: 2; transition: transform 0.3s;
}
.profile-container:hover .profile-image { transform: scale(1.03); }

.badge-overlay {
    position: absolute; top: 20px; right: -14px;
    background: var(--card-surface); border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan); padding: 10px 18px; border-radius: 8px;
    font-weight: 600; font-size: 0.85rem; font-family: 'JetBrains Mono', monospace;
    box-shadow: var(--glow-cyan); backdrop-filter: blur(10px); z-index: 3;
    animation: badgePulse 3s ease-in-out infinite; white-space: nowrap;
}
@keyframes badgePulse {
    0%,100% { box-shadow: var(--glow-cyan); }
    50%      { box-shadow: 0 0 25px var(--neon-cyan), 0 0 50px var(--shadow-color); }
}
.floating { animation: floating 6s ease-in-out infinite; }
@keyframes floating {
    0%,100% { transform: translateY(0) rotate(0deg); }
    33%     { transform: translateY(-12px) rotate(1deg); }
    66%     { transform: translateY(6px)  rotate(-1deg); }
}
.animate-blob { animation: blob 7s infinite; }
@keyframes blob {
    0%,100% { transform: translate(0,0) scale(1); }
    33%     { transform: translate(30px,-50px) scale(1.1); }
    66%     { transform: translate(-20px,20px) scale(0.9); }
}
.animation-delay-2000 { animation-delay: 2s; }
.animation-delay-4000 { animation-delay: 4s; }

.scroll-indicator {
    position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
    color: var(--neon-cyan); font-size: 1.5rem; animation: bounce 2s infinite;
}
@keyframes bounce {
    0%,20%,53%,80%,100% { transform: translateX(-50%) translateY(0); }
    40%,43% { transform: translateX(-50%) translateY(-12px); }
    70%     { transform: translateX(-50%) translateY(-5px); }
}

/* ═══════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════ */
.hero-buttons { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn {
    padding: 13px 28px; border-radius: 8px; font-weight: 600; font-size: 0.95rem;
    font-family: 'Syne', sans-serif; transition: all 0.25s; display: inline-flex;
    align-items: center; justify-content: center; text-decoration: none; border: none;
    cursor: pointer; position: relative; overflow: hidden; letter-spacing: 0.02em;
}
.btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}
.btn:hover::before { left: 100%; }

.btn-primary {
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple)) !important;
    color: #fff !important; border: none !important;
    box-shadow: 0 4px 18px var(--shadow-color) !important; font-weight: 700;
}
[data-theme="dark"] .btn-primary { color: #000 !important; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 28px var(--neon-cyan) !important; color: #fff !important; }
[data-theme="dark"] .btn-primary:hover { color: #000 !important; }

.btn-secondary {
    background: transparent !important; color: var(--neon-cyan) !important;
    border: 1.5px solid var(--neon-cyan) !important;
}
.btn-secondary:hover {
    background: var(--input-bg) !important; border-color: var(--neon-cyan) !important;
    box-shadow: 0 0 16px var(--shadow-color) !important; transform: translateY(-3px);
}

/* ═══════════════════════════════════════════
   SECTION TITLES
═══════════════════════════════════════════ */
.section-title {
    font-size: clamp(1.8rem,4vw,2.4rem); font-weight: 700;
    margin-bottom: 3rem; text-align: center; position: relative; color: var(--text-primary);
}
.section-title::before {
    content: attr(data-label); display: block; font-family: 'JetBrains Mono', monospace;
    font-size: 11px; letter-spacing: 3px; color: var(--neon-cyan);
    text-transform: uppercase; margin-bottom: 0.5rem; opacity: 0.8;
}
.section-title::after {
    content: ''; position: absolute; width: 60px; height: 2px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
    bottom: -12px; left: 50%; transform: translateX(-50%);
    border-radius: 2px; box-shadow: 0 0 10px var(--neon-cyan);
}

/* ═══════════════════════════════════════════
   CARDS
═══════════════════════════════════════════ */
.card {
    background: var(--card-surface) !important; backdrop-filter: blur(16px);
    border-radius: 12px !important; border: 1px solid var(--dark-border) !important;
    transition: all 0.35s; position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.07) !important; overflow: hidden;
}
[data-theme="dark"] .card { box-shadow: 0 4px 24px rgba(0,0,0,0.3) !important; }
.card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
    transform: scaleX(0); transform-origin: left; transition: transform 0.35s;
}
.card:hover { border-color: var(--neon-cyan) !important; transform: translateY(-8px); }
.card:hover::before { transform: scaleX(1); }
.light-border { position: relative; border-radius: 12px !important; }
.light-border::after { display: none; }

.glass-panel {
    background: var(--card-surface) !important; backdrop-filter: blur(20px);
    border: 1px solid var(--dark-border) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08) !important; transition: background 0.35s;
}
[data-theme="dark"] .glass-panel { box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important; }

/* ═══════════════════════════════════════════
   PROJECT TAGS
═══════════════════════════════════════════ */
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 0.75rem; }
.project-tags span {
    background: var(--input-bg) !important; color: var(--neon-purple) !important;
    border: 1px solid var(--dark-border) !important; padding: 4px 12px; border-radius: 4px;
    font-size: 11px; font-weight: 500; font-family: 'JetBrains Mono', monospace; transition: all 0.2s;
}
.project-tags span:hover { border-color: var(--neon-purple) !important; transform: translateY(-1px); }

/* ═══════════════════════════════════════════
   GEMINI / READ MORE
═══════════════════════════════════════════ */
.btn-gemini {
    background: var(--input-bg); color: var(--neon-cyan); font-weight: 600;
    padding: 11px 20px; border-radius: 8px; transition: all 0.25s; width: 100%;
    border: 1px solid var(--dark-border); cursor: pointer;
    font-family: 'Syne', sans-serif; font-size: 0.9rem;
}
.btn-gemini:hover { transform: translateY(-2px); border-color: var(--neon-cyan); box-shadow: 0 0 16px var(--shadow-color); }
.generated-content {
    margin-top: 1rem; padding: 1.1rem; border-radius: 8px; font-size: 0.9rem;
    line-height: 1.65; background: var(--input-bg); border: 1px solid var(--dark-border);
    color: var(--text-secondary);
}
.loading-spinner {
    border: 2px solid var(--dark-border); border-top: 2px solid var(--neon-cyan);
    border-radius: 50%; width: 18px; height: 18px; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════════════════════════════════════════
   SECTION BG RESETS
═══════════════════════════════════════════ */
.hero-pattern, section, .bg-light { background: transparent !important; }

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
#about { background: transparent !important; }
#about .skill-card {
    background: var(--card-surface) !important; border: 1px solid var(--dark-border) !important;
    border-radius: 10px; padding: 14px 18px; transition: all 0.25s;
    display: flex; align-items: center; gap: 12px;
}
#about .skill-card:hover { border-color: var(--neon-cyan) !important; transform: translateY(-3px); box-shadow: 0 8px 24px var(--shadow-color); }
#about .skill-card h4 { color: var(--text-primary); font-size: 0.9rem; }
#about .skill-card p  { color: var(--text-secondary); font-size: 0.8rem; }
#about .skill-card img { border-radius: 6px; border: 1px solid var(--dark-border); }
#about .text-content h3 { font-size: clamp(1.3rem,3vw,1.7rem); font-weight: 700; color: var(--text-primary); }
#about .about-image { animation: floating 6s ease-in-out infinite; }

/* ═══════════════════════════════════════════
   EXPERIENCE / TIMELINE
═══════════════════════════════════════════ */
#experience { background: transparent !important; }
.bg-white, .bg-gray-50 { background: transparent !important; }
.bg-white.rounded-2xl {
    background: var(--card-surface) !important; border: 1px solid var(--dark-border) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08) !important;
}
[data-theme="dark"] .bg-white.rounded-2xl { box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important; }

.timeline-item { position: relative; padding-left: 42px; margin-bottom: 2.5rem; }
.timeline-item::before {
    content: ''; position: absolute; left: 0; top: 8px; width: 16px; height: 16px;
    border-radius: 50%; background: var(--dark-bg); border: 2px solid var(--neon-cyan);
    box-shadow: 0 0 12px var(--neon-cyan);
}
.timeline-item::after {
    content: ''; position: absolute; left: 7px; top: 24px; width: 2px;
    height: calc(100% + 1.5rem);
    background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple), transparent);
    opacity: 0.4;
}
.timeline-item:last-child::after { display: none; }

.bg-blue-50   { background: var(--input-bg) !important; border-left: 3px solid var(--neon-cyan)   !important; border-radius: 8px; }
.bg-purple-50 { background: var(--input-bg) !important; border-left: 3px solid var(--neon-purple) !important; border-radius: 8px; }
.bg-green-50  { background: var(--input-bg) !important; border-left: 3px solid var(--neon-green)  !important; border-radius: 8px; }
.text-blue-600,.text-blue-500   { color: var(--neon-cyan)   !important; }
.text-purple-600,.text-purple-500 { color: var(--neon-purple) !important; }
.text-green-600,.text-green-500  { color: var(--neon-green)  !important; }

/* ═══════════════════════════════════════════
   TELEGRAM BOTS
═══════════════════════════════════════════ */
#telegram-bots { background: transparent !important; }
.card .bot-profile, .card img.w-16 { border: 2px solid var(--dark-border) !important; }
.text-gray-500 a { color: var(--neon-green) !important; font-family: 'JetBrains Mono', monospace; font-size: 12px; }

/* ═══════════════════════════════════════════
   COLLABORATE
═══════════════════════════════════════════ */
#collaborate { background: transparent !important; }
.collaborator-profile-img {
    width: 100px; height: 100px; border-radius: 50%; object-fit: cover;
    border: 2px solid var(--dark-border) !important; transition: transform 0.3s;
}
.collaborator-profile-img:hover { transform: scale(1.06); }

.social-icon {
    width: 40px; height: 40px; border-radius: 8px; background: var(--input-bg) !important;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--dark-border) !important; transition: all 0.25s;
    color: var(--neon-cyan) !important; text-decoration: none;
}
.social-icon:hover {
    transform: translateY(-4px); background: rgba(0,112,187,0.12) !important;
    border-color: var(--neon-cyan) !important; box-shadow: 0 0 16px var(--shadow-color) !important;
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
#contact { background: transparent !important; }
#contact .bg-gradient-to-br {
    background: var(--card-surface) !important; border: 1px solid var(--dark-border) !important;
    border-radius: 16px;
}
[data-theme="light"] #contact .bg-gradient-to-br {
    background: linear-gradient(135deg, rgba(0,112,187,0.07), rgba(114,0,187,0.05)) !important;
}
#contact h3 { color: var(--neon-cyan) !important; }
#contact h4 { color: var(--text-primary) !important; }
#contact i  { color: var(--neon-cyan) !important; }
#contact .text-blue-100, #contact .text-blue-200 { color: var(--text-secondary) !important; }
#contact a[href^="mailto"] { color: var(--neon-cyan) !important; }

.form-input {
    width: 100%; padding: 12px 16px; background: var(--input-bg) !important;
    border: 1px solid var(--input-border) !important; border-radius: 8px !important;
    color: var(--text-primary) !important; font-size: 0.95rem; font-family: 'Syne', sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s; outline: none;
}
.form-input:focus { border-color: var(--neon-cyan) !important; box-shadow: 0 0 0 3px var(--shadow-color) !important; }
.form-input::placeholder { color: var(--text-muted) !important; }
label.block { color: var(--text-secondary) !important; font-size: 12px; font-family: 'JetBrains Mono', monospace; }

/* ═══════════════════════════════════════════
   PLAY STORE BUTTON
═══════════════════════════════════════════ */
.play-store-btn {
    display: inline-flex; align-items: center; gap: 10px;
    background: var(--card-surface) !important; border: 1px solid var(--dark-border) !important;
    color: var(--text-primary) !important; padding: 10px 20px; border-radius: 10px;
    text-decoration: none; font-weight: 600; transition: all 0.25s;
}
.play-store-btn:hover { transform: translateY(-2px); border-color: var(--neon-cyan) !important; box-shadow: 0 8px 20px var(--shadow-color) !important; }
.play-store-btn svg { width: 22px; height: 22px; fill: var(--neon-cyan); }
.play-store-btn .btn-text small { font-size: 9px; opacity: 0.6; color: var(--text-secondary); display: block; }
.play-store-btn .btn-text span  { font-size: 13px; font-weight: 700; color: var(--text-primary); display: block; }

/* ═══════════════════════════════════════════
   TOOLS / CODE GENERATOR — RESPONSIVE
═══════════════════════════════════════════ */
#code-generator { background: transparent !important; }

/* Force correct grid at all sizes */
#code-generator .grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 1.5rem;
}
@media (min-width: 640px) {
    #code-generator .grid { grid-template-columns: 1fr 1fr !important; }
}
@media (min-width: 1024px) {
    #code-generator .grid { grid-template-columns: repeat(3, 1fr) !important; }
}

#code-generator .card { background: var(--card-surface) !important; border: 1px solid var(--dark-border) !important; }

/* QR output box */
#qr-output {
    display: flex; justify-content: center; align-items: center;
    min-height: 60px; margin-bottom: 0.75rem;
}
#qr-output canvas,
#qr-output img {
    max-width: 100% !important; height: auto !important;
    border-radius: 8px; border: 1px solid var(--dark-border);
    padding: 6px; background: var(--dark-bg);
    display: block;
}
[data-theme="light"] #qr-output canvas,
[data-theme="light"] #qr-output img { background: #fff; }

/* Barcode output */
#barcode-output {
    display: block; max-width: 100% !important; width: 100% !important; height: auto !important;
    border-radius: 8px; border: 1px solid var(--dark-border); padding: 6px;
    background: var(--dark-bg); margin: 0 auto 0.75rem auto;
}
[data-theme="light"] #barcode-output { background: #fff; }

/* Download buttons: hidden by default, shown by JS */
#qr-download-btn,
#barcode-download-btn {
    display: none;       /* JS will switch to flex/block after generate */
    width: 100%;
    text-align: center;
    margin-top: 0.5rem;
}
/* When visible (JS removes hidden class or sets display) */
#qr-download-btn:not(.hidden),
#barcode-download-btn:not(.hidden) {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

/* Password */
.password-display-container { position: relative; margin-bottom: 1rem; }
#password-display {
    background: var(--input-bg) !important; color: var(--neon-cyan) !important;
    border: 1px solid var(--input-border) !important; border-radius: 8px !important;
    font-family: 'JetBrains Mono', monospace !important; font-size: 0.8rem !important;
    padding: 12px 48px 12px 14px !important; word-break: break-all;
    white-space: normal !important; line-height: 1.5; min-height: 46px;
    width: 100%; display: block;
}
.password-display-container .btn.border-copy-btn {
    position: absolute !important; right: 8px !important; top: 50% !important;
    transform: translateY(-50%) !important; padding: 6px !important; border-radius: 6px !important;
    border: 1px solid var(--dark-border) !important; background: var(--card-surface) !important;
    color: var(--neon-cyan) !important; width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center; z-index: 2;
}

/* Slider */
#code-generator .slider {
    -webkit-appearance: none; appearance: none; width: 100%; height: 5px;
    border-radius: 3px; background: var(--dark-border) !important; outline: none; cursor: pointer;
}
#code-generator .slider::-webkit-slider-thumb {
    -webkit-appearance: none; width: 18px; height: 18px; border-radius: 50%;
    background: var(--neon-cyan) !important; cursor: pointer; box-shadow: 0 0 8px var(--neon-cyan);
}
#code-generator .slider::-moz-range-thumb {
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--neon-cyan) !important; cursor: pointer; border: none;
}
#code-generator .option { color: var(--text-secondary); display: flex; align-items: center; margin-bottom: 0.5rem; }
#code-generator .option input[type="checkbox"] { accent-color: var(--neon-cyan); flex-shrink: 0; }
#code-generator .option label { font-size: 0.85rem; color: var(--text-secondary); }
#length-value { color: var(--neon-cyan) !important; font-family: 'JetBrains Mono', monospace; }

#copy-toast {
    background: var(--neon-cyan) !important; color: #fff !important; font-weight: 600;
    z-index: 9999; border-radius: 8px; padding: 10px 20px;
    position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%);
}
[data-theme="dark"] #copy-toast { color: #000 !important; }
#copy-toast.error { background: var(--neon-pink) !important; color: #fff !important; }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer {
    background: var(--footer-bg) !important; border-top: 1px solid var(--dark-border);
    transition: background 0.35s;
}
footer p, footer span { color: var(--text-secondary) !important; }
footer a { color: var(--text-primary) !important; }
footer a:hover { color: var(--neon-cyan) !important; }
footer a[style*="color:#00f5ff"],
footer a.text-primary { color: var(--neon-cyan) !important; }

/* ═══════════════════════════════════════════
   TYPOGRAPHY OVERRIDES (global inline style fix)
═══════════════════════════════════════════ */
[data-theme="light"] [style*="color:#8892a4"]  { color: var(--text-secondary) !important; }
[data-theme="light"] [style*="color:#4a5568"]  { color: var(--text-muted) !important; }
[data-theme="light"] [style*="color:#fff;"],
[data-theme="light"] [style*="color: #fff"],
[data-theme="light"] [style*="color:#ffffff"]  { color: var(--text-primary) !important; }
[data-theme="light"] [style*="color:#e2e8f0"]  { color: var(--text-primary) !important; }
[data-theme="light"] [style*="color:#00f5ff"]  { color: var(--neon-cyan) !important; }
[data-theme="light"] [style*="color:#bf00ff"]  { color: var(--neon-purple) !important; }
[data-theme="light"] [style*="color:#00ff88"]  { color: var(--neon-green) !important; }
[data-theme="light"] [style*="color:#ff0080"]  { color: var(--neon-pink) !important; }
[data-theme="light"] [style*="color:#00f5ff;font-family"] { color: var(--neon-green) !important; }

/* section description paragraphs */
.text-gray-600, .text-gray-500, .text-gray-700 { color: var(--text-secondary) !important; }
.text-gray-800, h1, h2, h3, h4 { color: var(--text-primary); }
.text-primary  { color: var(--neon-cyan) !important; }
.text-white    { color: var(--text-primary) !important; }

/* Canvas opacity in light */
[data-theme="light"] #neon-bg-canvas { opacity: 0.45; }

/* ═══════════════════════════════════════════
   POLICY PAGES — PrivacyPolicy.html & TermsOfService.html
   These pages have heavy inline styles — we override them all here.
═══════════════════════════════════════════ */

/* policy card wrapper */
.policy-card {
    background: var(--policy-card-bg) !important;
    border: 1px solid var(--policy-card-border) !important;
    border-radius: 16px; padding: 2.5rem;
    backdrop-filter: blur(20px);
    transition: background 0.35s, border-color 0.35s;
}

/* h2 headings with border-left */
.policy-h2 {
    font-size: 1.2rem; font-weight: 700;
    color: var(--policy-h2-color) !important;
    margin-bottom: 1rem; margin-top: 2rem;
    padding-left: 12px;
    transition: color 0.35s;
}
/* Privacy page: cyan left border */
#privacy-policy .policy-h2 { border-left: 3px solid var(--neon-cyan); }
/* TOS page: purple left border */
#terms-of-service .policy-h2 { border-left: 3px solid var(--neon-purple); }

/* h3 sub-headings */
.policy-h3 {
    font-size: 1rem; font-weight: 600;
    margin-bottom: 0.75rem; margin-top: 1.25rem;
    font-family: 'JetBrains Mono', monospace;
    transition: color 0.35s;
}
#privacy-policy .policy-h3   { color: var(--policy-h3-color) !important; }
#terms-of-service .policy-h3 { color: var(--policy-h3-tos) !important; }

/* paragraphs */
.policy-p {
    color: var(--policy-p-color) !important;
    font-size: 0.9rem; line-height: 1.75; margin-bottom: 1rem;
    transition: color 0.35s;
}

/* list items */
.policy-ul { list-style: none; margin-bottom: 1rem; }
.policy-ul li {
    color: var(--policy-li-color) !important;
    font-size: 0.9rem; line-height: 1.7;
    padding: 4px 0 4px 20px; position: relative;
    transition: color 0.35s;
}
/* bullet color: privacy=cyan, tos=purple */
#privacy-policy .policy-ul li::before   { content: '›'; position: absolute; left: 0; color: var(--policy-bullet); font-weight: 700; }
#terms-of-service .policy-ul li::before { content: '›'; position: absolute; left: 0; color: var(--policy-bullet-tos); font-weight: 700; }

/* strong inside lists / paragraphs */
[data-theme="light"] .policy-ul li strong,
[data-theme="light"] .policy-p strong { color: var(--text-primary) !important; }

/* date tag — privacy */
#privacy-policy .date-tag {
    font-family: 'JetBrains Mono', monospace; font-size: 11px;
    color: var(--date-tag-color) !important;
    background: var(--date-tag-bg) !important;
    border: 1px solid var(--date-tag-border) !important;
    padding: 4px 12px; border-radius: 4px; display: inline-block; margin-bottom: 2rem;
    transition: all 0.35s;
}
/* date tag — tos */
#terms-of-service .date-tag {
    font-family: 'JetBrains Mono', monospace; font-size: 11px;
    color: var(--date-tag-color) !important;
    background: var(--date-tag-tos-bg) !important;
    border: 1px solid var(--date-tag-tos-border) !important;
    padding: 4px 12px; border-radius: 4px; display: inline-block; margin-bottom: 2rem;
    transition: all 0.35s;
}

/* info box (contact details box) */
.info-box {
    background: var(--info-box-bg) !important;
    border: 1px solid var(--info-box-border) !important;
    border-radius: 10px; padding: 1.25rem; margin-bottom: 1.5rem;
    transition: all 0.35s;
}
.info-box p   { color: var(--info-box-text) !important; font-size: 0.9rem; margin: 0; }
.info-box strong { color: var(--neon-cyan) !important; }
.info-box a[href^="mailto"] { color: var(--neon-cyan) !important; }

/* privacy commit box (green) */
.commit-box {
    background: var(--commit-box-bg) !important;
    border: 1px solid var(--commit-box-border) !important;
    border-radius: 10px; padding: 1.25rem; margin-top: 1.5rem; transition: all 0.35s;
}
.commit-box .title { color: var(--commit-title) !important; font-weight: 600; margin-bottom: 0.5rem; font-size: 0.9rem; }
.commit-box p { color: var(--policy-p-color) !important; font-size: 0.85rem; line-height: 1.65; margin: 0; }

/* tos warn box (pink) */
.warn-box {
    background: var(--warn-box-bg) !important;
    border: 1px solid var(--warn-box-border) !important;
    border-radius: 10px; padding: 1.25rem; margin-top: 1.5rem; transition: all 0.35s;
}
.warn-box .title { color: var(--warn-title) !important; font-weight: 600; margin-bottom: 0.5rem; font-size: 0.9rem; }
.warn-box p { color: var(--policy-p-color) !important; font-size: 0.85rem; line-height: 1.65; margin: 0; }

/* inline style overrides inside policy pages for light mode */
[data-theme="light"] .policy-card [style*="color:#e2e8f0"] { color: var(--text-primary) !important; }
[data-theme="light"] .policy-card [style*="color:#00f5ff"] { color: var(--neon-cyan) !important; }
[data-theme="light"] .policy-card [style*="color:#ff0080"] { color: var(--neon-pink) !important; }
[data-theme="light"] .policy-card [style*="color:#00ff88"] { color: var(--neon-green) !important; }
[data-theme="light"] .policy-card [style*="color:#bf00ff"] { color: var(--neon-purple) !important; }

/* section labels (// legal_docs) */
[data-theme="light"] #privacy-policy   [style*="color:#00f5ff"] { color: var(--neon-cyan) !important; }
[data-theme="light"] #terms-of-service [style*="color:#bf00ff"] { color: var(--neon-purple) !important; }

/* policy page section title */
[data-theme="light"] .section-title[style*="color:#fff"] { color: var(--text-primary) !important; }

/* link inside policy pages */
.policy-card a[href*="google"],
.policy-card a[href*="adssettings"],
.policy-card a[href^="mailto"] { color: var(--neon-cyan) !important; }

/* ═══════════════════════════════════════════
   FADE IN
═══════════════════════════════════════════ */
.fade-in { opacity: 0; transform: translateY(28px); transition: all 0.75s cubic-bezier(0.4,0,0.2,1); }
.fade-in.appear { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 768px) {
    .skill-badges { justify-content: center; }
    .hero-buttons { justify-content: center; }
    #about .flex { flex-direction: column; text-align: center; }
    #projects .grid { grid-template-columns: 1fr; }
    .theme-toggle { top: 80px; right: 16px; padding: 9px; }
    .badge-overlay { right: -8px; padding: 8px 12px; font-size: 0.78rem; }
    .profile-container { width: 260px; height: 260px; }
    .profile-image { width: 220px; height: 220px; }
    .policy-card { padding: 1.5rem; }
}
@media (max-width: 640px) {
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 280px; }
    .particle { display: none; }
    #code-generator .grid { grid-template-columns: 1fr !important; gap: 1.25rem; }
    .policy-card { padding: 1.25rem; }
    .policy-h2 { font-size: 1.05rem; }
    .go-to-top-btn { bottom: 20px; right: 20px; }
}

/* ═══════════════════════════════════════════
   GO TO TOP BUTTON
═══════════════════════════════════════════ */
.go-to-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.1) 0%, rgba(191, 0, 255, 0.1) 100%);
    border: 2px solid rgba(0, 245, 255, 0.4);
    border-radius: 50%;
    cursor: pointer;
    display: none;
    justify-content: center;
    align-items: center;
    font-size: 1.25rem;
    color: #00f5ff;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 40;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 245, 255, 0.1);
}

.go-to-top-btn:hover {
    background: linear-gradient(135deg, rgba(0, 245, 255, 0.25) 0%, rgba(191, 0, 255, 0.25) 100%);
    border-color: rgba(0, 245, 255, 0.8);
    box-shadow: 0 8px 32px rgba(0, 245, 255, 0.3), 0 0 20px rgba(0, 245, 255, 0.2);
    transform: translateY(-5px);
}

.go-to-top-btn:active {
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .go-to-top-btn {
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
        bottom: 25px;
        right: 25px;
    }
}