:root {
    --bg-color: #030712;
    --text-primary: #f9fafb;
    --text-secondary: #cbd5e1;
    --accent-color: #38bdf8;
    --accent-glow: rgba(56, 189, 248, 0.45);
    --glass-bg: rgba(17, 24, 39, 0.4);
    --glass-border: rgba(255, 255, 255, 0.06);
    --grid-color: rgba(56, 189, 248, 0.03);
    --nav-bg: rgba(3, 7, 18, 0.8);
}

:root.light-theme {
    --bg-color: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --accent-color: #0284c7;
    --accent-glow: rgba(2, 132, 199, 0.25);
    --glass-bg: rgba(255, 255, 255, 0.55);
    --glass-border: rgba(0, 0, 0, 0.08);
    --grid-color: rgba(2, 132, 199, 0.04);
    --nav-bg: rgba(243, 244, 246, 0.8);
}

/* Light Theme Adjustments */
.light-theme .glowing-orb {
    opacity: 0.06;
}
.light-theme .noise {
    opacity: 0.015;
}
.light-theme .project-card,
.light-theme .skill-category,
.light-theme .timeline-content,
.light-theme .about-grid {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06);
}

.light-theme .about-grid::before {
    background: radial-gradient(
        circle 220px at var(--glow-x) var(--glow-y),
        rgba(251, 191, 36, 0.14) 0%,
        rgba(251, 191, 36, 0.05) 38%,
        transparent 68%
    );
}
.light-theme .btn-primary {
    background: linear-gradient(135deg, #111827, #1f2937);
    color: #fff;
}
.light-theme .btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-color), #0369a1);
}
.light-theme .mode-toggle {
    background: rgba(229, 231, 235, 0.8);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}
.light-theme .mode-toggle-indicator {
    background: #111827; /* dark pill in light theme */
}
.light-theme .mode-btn.active {
    color: #fff; /* white text on dark pill */
}

.light-theme .custom-cursor {
    mix-blend-mode: normal;
}
.light-theme .custom-cursor.hover {
    transform: translate(-50%, -50%) scale(1.15);
    background-color: transparent;
    mix-blend-mode: normal;
    box-shadow: none;
}

html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

@media (hover: hover) and (pointer: fine) {
    html.custom-cursor-active,
    html.custom-cursor-active * {
        cursor: none !important;
    }
}

@media (hover: none), (pointer: coarse) {
    .custom-cursor {
        display: none !important;
    }
}

/* Premium Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid var(--bg-color);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    position: relative;
    transition: background-color 0.5s ease;
}

/* Full-Screen Canvas Overlay */
#canvas-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 999;
}

/* Custom Cursor */
.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 72px;
    height: 72px;
    border-radius: 0;
    background: url('assets/1-removebg-preview.png') center/contain no-repeat;
    background-color: transparent;
    pointer-events: none;
    z-index: 10050;
    mix-blend-mode: normal;
    transition: transform 0.1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: translate(-50%, -50%);
    box-shadow: none;
}

.custom-cursor.hover {
    transform: translate(-50%, -50%) scale(1.15);
    background-color: transparent;
    mix-blend-mode: normal;
    box-shadow: none;
}

/* Noise overlay for texture */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.02;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
}

/* Scroll Progress Bar */
.scroll-progress-container {
    display: none;
}

.scroll-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-color), #818cf8);
    box-shadow: 0 0 8px var(--accent-glow);
    transition: width 0.05s linear;
}

/* Technical Grid Overlay */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    transition: background-image 0.5s ease;
}

/* Floating Background Orbs */
.glowing-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    z-index: 2;
    pointer-events: none;
    animation: floatOrb 25s infinite alternate ease-in-out;
    transition: background 0.5s ease;
}

/* User requested: hide avatar elements completely */
.hero-avatar,
.avatar-card,
.avatar-shell,
.avatar-glow,
.avatar-hair,
.avatar-face,
.avatar-cheek,
.avatar-glasses,
.avatar-eyes,
.avatar-brows,
.avatar-mouth,
.avatar-instruction {
    display: none !important;
}

/* Remove additional backdrop-filter uses across components */
.avatar-card, .project-card, .timeline-content {
    backdrop-filter: none !important;
    box-shadow: none !important;
    border: none !important;
}

.orb-1 {
    width: 45vw;
    height: 45vw;
    background: radial-gradient(circle, var(--accent-color) 0%, transparent 70%);
    top: -10%;
    left: -10%;
    animation-duration: 20s;
}

.orb-2 {
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, #818cf8 0%, transparent 70%);
    bottom: -15%;
    right: -10%;
    animation-duration: 28s;
}

.orb-3 {
    width: 35vw;
    height: 35vw;
    background: radial-gradient(circle, #c084fc 0%, transparent 70%);
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-duration: 24s;
    opacity: 0.08;
}

@keyframes floatOrb {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(5%, 10%) scale(1.1);
    }
    100% {
        transform: translate(-5%, -5%) scale(0.95);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-16px);
    }
}

/* Typography & Utilities */
h1 {
    font-size: clamp(3.2rem, 8vw, 5.8rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.6rem;
    font-weight: 500;
}

.gradient-text {
    color: #fbbf24;
    display: inline-block;
}

a {
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

/* Floating Light/Dark Mode Switcher capsule (matches user screenshot) */
.mode-toggle {
    position: fixed;
    bottom: 2rem;
    right: 4.5rem;
    display: block;
    background: rgba(17, 24, 39, 0.7);
    border: 1px solid var(--glass-border);
    border-radius: 22px;
    padding: 3px;
    z-index: 10040;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
    width: 44px;
    height: 100px;
    pointer-events: auto;
    touch-action: manipulation;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.mode-toggle-indicator {
    position: absolute;
    top: 3px;
    left: 50%;
    width: calc(100% - 6px);
    height: 40px;
    background: #ffffff;
    border-radius: 20px;
    z-index: 1;
    pointer-events: none;
    transform: translateX(-50%);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), background 0.3s ease;
}

.mode-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    z-index: 3;
    position: absolute;
    left: 50%;
    width: calc(100% - 6px);
    height: calc(50% - 3px);
    transform: translateX(-50%);
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s ease;
}

.mode-btn[data-mode="light"] {
    top: 3px;
}

.mode-btn[data-mode="dark"] {
    bottom: 3px;
}

.mode-btn.active {
    color: #030712;
}

.mode-icon {
    line-height: 1;
    display: inline-block;
    transform: translateY(-1px);
    pointer-events: none;
}

/* Offset the sliding indicator when dark is active */
.mode-toggle.dark-active .mode-toggle-indicator {
    top: auto;
    bottom: 3px;
    transform: translateX(-50%);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1.5rem 2rem;
    z-index: 100;
    backdrop-filter: none;
    border-bottom: 0;
    transition: padding 0.25s ease;
}

.navbar.scrolled {
    background: none;
    border-bottom: 0;
    padding: 1rem 2rem;
    box-shadow: none;
}

.navbar-shell {
    display: flex;
    width: min(860px, 100%);
    max-width: 100%;
    box-sizing: border-box;
    justify-content: flex-start;
    align-items: center;
    gap: 1.3rem;
    background: #080808;
    border: 1.5px solid #111;
    border-radius: 999px;
    padding: 0.5rem 0.8rem 0.5rem 0.55rem;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.28);
}

.navbar-brand {
    order: 1;
    display: inline-flex;
    align-items: center;
    gap: 0.72rem;
    color: #fff;
}

.navbar-brand-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #fff;
    padding: 1px;
    object-fit: cover;
    object-position: center 32%;
    transform: scale(1.08);
    transform-origin: center;
}

.navbar-brand-name {
    color: #e7e7e7;
    font-size: 1.5rem;
    font-family: "Poppins", sans-serif;
    font-style: normal;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.navbar-menu {
    display: inline-flex;
    align-items: center;
    gap: 1.7rem;
    order: 2;
    margin-left: auto;
    margin-right: 0.7rem;
}

.nav-link {
    font-weight: 500;
    color: #d1d5db;
    position: relative;
    font-size: 0.98rem;
    padding: 0.2rem 0;
}

.nav-link:hover, .nav-link.active {
    color: #fff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: #fbbf24;
    transition: width 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

.nav-label-short {
    display: none;
}

.navbar-resume-btn {
    order: 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fbbf24;
    color: #111827;
    border-radius: 999px;
    padding: 0.65rem 1.35rem;
    font-size: 0.96rem;
    font-weight: 600;
    box-shadow: 0 8px 18px rgba(251, 191, 36, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.navbar-resume-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(251, 191, 36, 0.45);
}

/* Buttons & Interactive Elements */
.btn-primary {
    background: linear-gradient(135deg, var(--text-primary), #e5e7eb);
    color: #030712;
    padding: 0.8rem 1.6rem;
    border-radius: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 15px rgba(255,255,255,0.05);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-color), #818cf8);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px var(--accent-glow);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    padding: 0.8rem 1.6rem;
    border-radius: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255,255,255,0.15);
    transform: translateY(-3px);
}

.btn-primary.large, .btn-secondary.large {
    padding: 1rem 2.8rem;
    font-size: 1.05rem;
}

/* Copy Email Tooltip styling */
.btn-copy-email {
    position: relative;
    overflow: visible;
}

.btn-copy-email .tooltip {
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: #1f2937;
    color: #fff;
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    border: 1px solid var(--glass-border);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 15px rgba(0,0,0,0.3);
}

.btn-copy-email .tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: #1f2937 transparent transparent transparent;
}

.btn-copy-email:hover .tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.btn-copy-email.copied .tooltip {
    background: #10b981;
    border-color: rgba(16, 185, 129, 0.2);
}

.btn-copy-email.copied .tooltip::after {
    border-color: #10b981 transparent transparent transparent;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 4rem 5% 6rem;
    position: relative;
    z-index: 10;
    background:
        linear-gradient(rgba(0,0,0,0.45), rgba(0,0,0,0.45)),
        radial-gradient(circle at 15% 15%, rgba(56, 189, 248, 0.18), transparent 20%),
        radial-gradient(circle at 85% 20%, rgba(129, 140, 248, 0.12), transparent 24%),
        url("assets/bbf7efd48e6c7bb9432400b723612864.jpg") center/cover no-repeat,
        url("assets/bg-home-fallback.svg") center/cover no-repeat;
    background-color: var(--bg-color);
}

.hero-grid {
    width: 100%;
    max-width: min(1200px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 3rem;
    align-items: center;
    justify-items: start;
}

.hero-image-frame {
    position: relative;
    width: 100%;
    max-width: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.4rem;
    border-radius: 42px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.18);
    overflow: hidden;
}

.hero-image-frame::before {
    content: '';
    position: absolute;
    inset: 16px;
    border-radius: 34px;
    border: 1px dashed rgba(255, 255, 255, 0.45);
    pointer-events: none;
    transform: rotate(-0.75deg);
}

.hero-image-frame::after {
    content: '';
    position: absolute;
    top: 18px;
    left: 18px;
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.85);
    opacity: 0.9;
}

.photo-card {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 5;
    min-height: 460px;
    border-radius: 32px;
    overflow: hidden;
    background: transparent;
    box-shadow: none;
    animation: bounce 2s infinite ease-in-out;
}

.photo-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: none;
    pointer-events: none;
}

.photo-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: sepia(0.2) saturate(1.18) contrast(1.08) brightness(1.02) hue-rotate(-6deg);
}

.photo-frame-tag {
    position: absolute;
    bottom: 16px;
    left: 16px;
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.82);
    color: #f8fafc;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.22);
}

.hero-text {
    text-align: left;
    max-width: 620px;
}

.typing-wrapper {
    position: relative;
    width: 100%;
}

.typing-text {
    font-size: clamp(1.15rem, 2vw, 1.4rem) !important;
    color: #f8fafc !important;
    line-height: 1.65 !important;
    max-width: 700px !important;
    margin: 1.6rem 0 0 0 !important;
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    min-height: 1.4em;
    display: block;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-wrap: break-word;
    word-wrap: break-word;
    position: relative;
    animation: none;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.typing-caret {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    margin-left: 4px;
    vertical-align: -0.15em;
    background-color: var(--accent-color);
    animation: caret-blink 0.7s infinite;
}

@keyframes caret-blink {
    0%, 49% {
        opacity: 1;
    }
    50%, 100% {
        opacity: 0;
    }
}

.hero-avatar {
    display: flex;
    justify-content: flex-end;
    width: 100%;
}

.avatar-card {
    margin-left: auto;
}

.hero-pretitle {
    display: inline-block;
    position: relative;
    color: #f8fafc;
    font-size: clamp(1.08rem, 1.7vw, 1.45rem);
    font-weight: 500;
    letter-spacing: 0.01em;
    text-transform: none;
    margin-bottom: 0.1rem;
}

.hero-peace-icon {
    width: 3.8em;
    height: 3.8em;
    position: absolute;
    left: 100%;
    top: 50%;
    margin-left: -0.8em;
    transform: translateY(-50%);
    object-fit: contain;
    flex-shrink: 0;
    pointer-events: none;
    user-select: none;
}

.hero-text h1 {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 1;
    margin-bottom: 0.75rem;
    font-family: 'Playfair Display', serif;
    font-style: italic;
}

.hero-title {
    font-size: clamp(2.3rem, 4vw, 4rem);
    margin-bottom: 1.6rem;
    line-height: 1.05;
}

.subtitle {
    font-size: clamp(1.05rem, 1.8vw, 1.35rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 0 2rem 0;
}

.hero-actions {
    display: flex;
    gap: 1.2rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.hero-note {
    color: var(--text-secondary);
    margin-top: 1.6rem;
    font-size: 0.95rem;
    max-width: 560px;
}

.hero-avatar {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.avatar-card {
    position: relative;
    width: 100%;
    max-width: 360px;
    padding: 2rem;
    border-radius: 36px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.22);
    overflow: hidden;
}

.avatar-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 20%, rgba(56, 189, 248, 0.3), transparent 40%),
                radial-gradient(circle at 20% 70%, rgba(147, 197, 253, 0.2), transparent 32%);
    filter: blur(18px);
    opacity: 0.8;
    pointer-events: none;
}

.avatar-shell {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 420px;
}

.avatar-hair {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    width: 280px;
    height: 160px;
    background: linear-gradient(135deg, #7c3aed 0%, #38bdf8 70%);
    border-radius: 52% 52% 44% 44%;
    box-shadow: 0 18px 40px rgba(56, 189, 248, 0.18);
}

.avatar-face {
    position: relative;
    width: 250px;
    height: 320px;
    background: #f8f9ff;
    border-radius: 50% 50% 46% 46%;
    box-shadow: inset 0 10px 20px rgba(0, 0, 0, 0.05), 0 16px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.avatar-cheek {
    position: absolute;
    bottom: 90px;
    width: 60px;
    height: 60px;
    background: rgba(251, 207, 232, 0.45);
    border-radius: 50%;
}

.avatar-cheek.left { left: 30px; }
.avatar-cheek.right { right: 30px; }

.avatar-glasses {
    position: absolute;
    top: 108px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
}

.glass-frame {
    position: relative;
    width: 84px;
    height: 54px;
    border: 3px solid rgba(15, 23, 42, 0.95);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.28);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.25);
}

.glass-frame::before {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.35);
}

.glass-bridge {
    width: 24px;
    height: 12px;
    background: rgba(15, 23, 42, 0.92);
    border-radius: 8px;
    position: relative;
    top: -2px;
}

.avatar-eyes {
    position: absolute;
    top: 154px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 28px;
}

.avatar-eye {
    width: 52px;
    height: 28px;
    border-radius: 999px;
    background: #eef4ff;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.avatar-eye::before {
    content: '';
    position: absolute;
    width: 40px;
    height: 14px;
    top: 6px;
    background: rgba(15, 23, 42, 0.08);
    border-radius: 999px;
}

.avatar-iris {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #1e293b;
    position: relative;
    z-index: 1;
    transform: translate(var(--eye-x, 0px), var(--eye-y, 0px));
    transition: transform 0.12s ease;
}

.avatar-brows {
    position: absolute;
    top: 120px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 34px;
}

.avatar-brow {
    width: 46px;
    height: 8px;
    border-radius: 999px;
    background: #1e293b;
    transform: translate(var(--brow-x, 0px), var(--brow-y, 0px)) rotate(var(--brow-rot, 0deg));
    transition: transform 0.12s ease;
}

.avatar-mouth {
    position: absolute;
    bottom: 82px;
    left: 50%;
    transform: translateX(-50%);
    width: 42px;
    height: 22px;
    border-radius: 0 0 50% 50%;
    background: #c084fc;
    box-shadow: inset 0 3px 0 rgba(0, 0, 0, 0.08);
}

.avatar-instruction {
    color: var(--text-secondary);
    font-size: 0.98rem;
    letter-spacing: 0.02em;
    text-align: center;
    max-width: 320px;
}

@media (max-width: 960px) {
    .hero-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
        gap: 2.5rem;
        justify-items: center;
    }

    .hero-text {
        text-align: center;
        width: 100%;
        max-width: 640px;
    }

    .hero-pretitle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.15em;
        padding-right: 0;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-peace-icon {
        position: relative;
        left: auto;
        top: auto;
        margin-left: 0;
        transform: none;
        width: 2.1em;
        height: 2.1em;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-image-frame {
        max-width: min(380px, 100%);
        margin: 0 auto;
    }

    .photo-card {
        min-height: 380px;
    }

    .avatar-card {
        margin: 0 auto;
    }

    .skills-container {
        grid-template-columns: 1fr;
        max-width: 520px;
    }

    .section-header {
        margin-bottom: 3.5rem;
    }

    .section-header h2 {
        font-size: clamp(1.85rem, 6vw, 2.6rem);
    }

    .section-header p {
        font-size: 1rem;
        padding: 0 0.5rem;
    }
}

@media (max-width: 620px) {
    .hero {
        padding-top: calc(8.25rem + env(safe-area-inset-top, 0px));
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
        padding-bottom: 3.5rem;
    }

    .hero-text h1 {
        font-size: clamp(2.35rem, 11vw, 3.2rem);
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle,
    .typing-text {
        font-size: 1rem !important;
        line-height: 1.55 !important;
    }

    .hero-peace-icon {
        width: 2.25em;
        height: 2.25em;
    }

    .hero-image-frame {
        padding: 1.35rem;
        border-radius: 28px;
    }

    .photo-card {
        min-height: min(72vw, 340px);
        border-radius: 22px;
    }
}

/* Section Common */
.section-header {
    margin-bottom: 5rem;
    text-align: center;
    position: relative;
    z-index: 10;
}
.section-header p {
    color: var(--text-secondary);
    font-size: 1.15rem;
    margin-top: 0.6rem;
}

/* About Section */
.about {
    padding: 10rem 5% 6rem;
    position: relative;
    z-index: 10;
    overflow: hidden;
    perspective: 1100px;
    background:
        linear-gradient(rgba(3, 7, 18, 0.14), rgba(3, 7, 18, 0.14)),
        url("assets/132e65ab06d96cc1b383d338bee9a004.jpg") center/cover no-repeat;
}

.about-dust {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.about-dust-particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(
        circle at 35% 35%,
        rgba(255, 248, 220, 0.95) 0%,
        rgba(255, 220, 150, 0.35) 45%,
        transparent 72%
    );
    box-shadow:
        0 0 10px rgba(255, 230, 160, 0.45),
        0 0 3px rgba(255, 248, 230, 0.6);
    opacity: 0.32;
    filter: blur(0.5px);
    mix-blend-mode: screen;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
}

.about-dust-particle:nth-child(1) {
    left: 7%;
    top: 38%;
    width: 4px;
    height: 2px;
    border-radius: 45%;
    animation: aboutDustDriftA 58s infinite;
    animation-delay: -12s;
}

.about-dust-particle:nth-child(2) {
    left: 14%;
    top: 62%;
    width: 3px;
    height: 3px;
    opacity: 0.28;
    animation: aboutDustDriftB 64s infinite;
    animation-delay: -28s;
}

.about-dust-particle:nth-child(3) {
    left: 32%;
    top: 26%;
    width: 5px;
    height: 2px;
    border-radius: 40%;
    animation: aboutDustDriftC 48s infinite;
    animation-delay: -6s;
}

.about-dust-particle:nth-child(4) {
    left: 48%;
    top: 16%;
    width: 3px;
    height: 4px;
    border-radius: 35%;
    opacity: 0.26;
    animation: aboutDustDriftD 72s infinite;
    animation-delay: -40s;
}

.about-dust-particle:nth-child(5) {
    left: 88%;
    top: 34%;
    width: 4px;
    height: 3px;
    animation: aboutDustDriftA 52s infinite reverse;
    animation-delay: -18s;
}

.about-dust-particle:nth-child(6) {
    left: 93%;
    top: 58%;
    width: 3px;
    height: 2px;
    opacity: 0.3;
    animation: aboutDustDriftB 68s infinite;
    animation-delay: -34s;
}

.about-dust-particle:nth-child(7) {
    left: 22%;
    top: 48%;
    width: 4px;
    height: 2px;
    animation: aboutDustDriftC 56s infinite reverse;
    animation-delay: -22s;
}

.about-dust-particle:nth-child(8) {
    left: 52%;
    top: 12%;
    width: 3px;
    height: 3px;
    opacity: 0.27;
    animation: aboutDustDriftD 60s infinite;
    animation-delay: -14s;
}

.about-dust-particle:nth-child(9) {
    left: 68%;
    top: 78%;
    width: 4px;
    height: 2px;
    animation: aboutDustDriftA 66s infinite;
    animation-delay: -48s;
}

.about-dust-particle:nth-child(10) {
    left: 76%;
    top: 22%;
    width: 3px;
    height: 4px;
    border-radius: 30%;
    opacity: 0.29;
    animation: aboutDustDriftB 54s infinite reverse;
    animation-delay: -8s;
}

.about-dust-particle:nth-child(11) {
    left: 40%;
    top: 82%;
    width: 5px;
    height: 2px;
    animation: aboutDustDriftC 70s infinite;
    animation-delay: -36s;
}

.about-dust-particle:nth-child(12) {
    left: 6%;
    top: 22%;
    width: 3px;
    height: 3px;
    opacity: 0.25;
    animation: aboutDustDriftD 50s infinite reverse;
    animation-delay: -20s;
}

.about-dust-particle:nth-child(13) {
    left: 58%;
    top: 44%;
    width: 3px;
    height: 2px;
    opacity: 0.22;
    animation: aboutDustDriftA 62s infinite;
    animation-delay: -30s;
}

.about-dust-particle:nth-child(14) {
    left: 82%;
    top: 68%;
    width: 4px;
    height: 2px;
    animation: aboutDustDriftB 56s infinite;
    animation-delay: -16s;
}

.about-dust-particle:nth-child(15) {
    left: 36%;
    top: 70%;
    width: 3px;
    height: 3px;
    opacity: 0.3;
    animation: aboutDustDriftD 68s infinite reverse;
    animation-delay: -42s;
}

@keyframes aboutDustDriftA {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(14px, -10px);
    }
    50% {
        transform: translate(-8px, 6px);
    }
    75% {
        transform: translate(10px, 12px);
    }
}

@keyframes aboutDustDriftB {
    0%, 100% {
        transform: translate(0, 0);
    }
    33% {
        transform: translate(-12px, 8px);
    }
    66% {
        transform: translate(16px, -6px);
    }
}

@keyframes aboutDustDriftC {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    50% {
        transform: translate(-14px, -14px) rotate(12deg);
    }
}

@keyframes aboutDustDriftD {
    0%, 100% {
        transform: translate(0, 0);
    }
    40% {
        transform: translate(8px, 14px);
    }
    80% {
        transform: translate(-16px, -4px);
    }
}

.light-theme .about-dust-particle {
    background: radial-gradient(
        circle at 35% 35%,
        rgba(255, 252, 235, 1) 0%,
        rgba(255, 210, 120, 0.5) 50%,
        transparent 75%
    );
    box-shadow:
        0 0 14px rgba(255, 200, 90, 0.55),
        0 0 4px rgba(255, 245, 220, 0.85);
    opacity: 0.4;
    mix-blend-mode: multiply;
}

.about-grid {
    max-width: 950px;
    margin: 0 auto;
    z-index: 2;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    padding: 4.5rem;
    border-radius: 28px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 20px 50px rgba(0,0,0,0.25);
    position: relative;
    overflow: hidden;
    --glow-x: 50%;
    --glow-y: 50%;
    transform-style: preserve-3d;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.9s cubic-bezier(0.165, 0.84, 0.44, 1);
    will-change: transform;
}

.about-grid::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
    background: radial-gradient(
        circle 220px at var(--glow-x) var(--glow-y),
        rgba(251, 191, 36, 0.2) 0%,
        rgba(251, 191, 36, 0.07) 38%,
        transparent 68%
    );
}

.about-grid.is-glow-active::before {
    opacity: 1;
}

.about-text {
    position: relative;
    z-index: 1;
}

.about-innovation {
    display: inline-block;
    vertical-align: baseline;
    min-width: 11.5ch;
    text-align: left;
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #fbbf24;
}

.about-innovation-word {
    display: inline-block;
    transition: opacity 0.65s ease, filter 0.65s ease;
    will-change: opacity, filter;
}

.about-innovation-word.is-exiting,
.about-innovation-word.is-entering {
    opacity: 0;
    filter: blur(10px);
}

.about-text p,
.about-para {
    color: var(--text-primary);
    font-size: 1.18rem;
    margin-bottom: 1.8rem;
}

.about-para {
    display: block;
}

.about-line {
    display: block;
    overflow: hidden;
}

.about-text .stat-box p {
    color: var(--text-primary);
}

.stats-row {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    margin-top: 3.5rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2.5rem;
}

.stat-box {
    flex: 1;
    text-align: center;
}

.stat-box h3 {
    font-size: 2.8rem;
    color: var(--accent-color);
    margin-bottom: 0.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-box p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* About section: card stays visible; content reveals line-by-line */
.about-grid.reveal {
    opacity: 1;
    transform: none;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.9s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.about-grid.reveal:not(.active) .about-text > h2,
.about-grid.reveal:not(.active) .about-line,
.about-grid.reveal:not(.active) .stat-box {
    opacity: 0;
    transform: translateY(0.75em);
}

.about-grid.reveal.active .about-text > h2 {
    animation: aboutItemIn 0.85s cubic-bezier(0.22, 1, 0.36, 1) 0.12s both;
}

.about-grid.reveal.active .about-line {
    animation: aboutLineIn 0.72s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: calc(0.14s * var(--line-i) + 0.32s);
}

.about-grid.reveal.active .stat-box:nth-child(1) {
    animation: aboutItemIn 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: calc(0.14s * var(--about-line-count, 6) + 0.55s);
}

.about-grid.reveal.active .stat-box:nth-child(2) {
    animation: aboutItemIn 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: calc(0.14s * var(--about-line-count, 6) + 0.7s);
}

.about-grid.reveal.active .stat-box:nth-child(3) {
    animation: aboutItemIn 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: calc(0.14s * var(--about-line-count, 6) + 0.85s);
}

.about-grid.reveal.active {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(56, 189, 248, 0.08);
}

.about-text .stat-box {
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease;
}

.about-text .stat-box:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 14px 28px rgba(56, 189, 248, 0.12);
}

@keyframes aboutItemIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes aboutLineIn {
    from {
        opacity: 0;
        transform: translateY(0.75em);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .about-grid.reveal:not(.active) .about-text > h2,
    .about-grid.reveal:not(.active) .about-line,
    .about-grid.reveal:not(.active) .stat-box {
        opacity: 1;
        transform: none;
    }

    .about-grid.reveal.active .about-text > h2,
    .about-grid.reveal.active .about-line,
    .about-grid.reveal.active .stat-box,
    .about-grid.reveal.active .about-innovation {
        animation: none;
    }

    .about-text .stat-box:hover {
        transform: none;
    }

    .about-grid::before,
    .about-grid.is-glow-active::before {
        opacity: 0;
    }

    .about-dust-particle {
        animation: none;
        opacity: 0;
    }
}

.simulator-display {
    width: 100%;
    height: 250px;
    background: rgba(3, 7, 18, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    margin-bottom: 1.8rem;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* K8s SVG Scheduler design */
.sim-svg {
    width: 100%;
    height: 100%;
}

.master-node {
    fill: var(--accent-color);
    stroke: rgba(255,255,255,0.1);
    stroke-width: 6;
    filter: drop-shadow(0 0 12px var(--accent-glow));
    transition: fill 0.5s ease;
}

.pod-node {
    fill: #10b981;
    filter: drop-shadow(0 0 8px rgba(16, 185, 129, 0.5));
    animation: spawnNode 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.pod-link {
    stroke: rgba(255,255,255,0.12);
    stroke-width: 2;
    stroke-dasharray: 4 4;
    animation: linkFlow 20s linear infinite;
}

.sim-text {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    fill: var(--text-secondary);
    text-anchor: middle;
}

@keyframes spawnNode {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes linkFlow {
    to {
        stroke-dashoffset: -1000;
    }
}

/* DDoS Simulator design */
#packetCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.server-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3;
    color: var(--text-primary);
    position: relative;
    transition: transform 0.2s ease;
}

.server-node span {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.server-icon {
    width: 48px;
    height: 48px;
    color: var(--accent-color);
    filter: drop-shadow(0 0 10px var(--accent-glow));
    transition: color 0.5s ease;
}

.server-radar {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 1px solid var(--accent-color);
    animation: radarWave 2s infinite linear;
    opacity: 0;
    z-index: 2;
    transition: border-color 0.5s ease;
}

@keyframes radarWave {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }
    100% {
        transform: scale(2.4);
        opacity: 0;
    }
}

.shield-barrier {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    border: 2.5px solid #10b981;
    border-radius: 16px;
    opacity: 0;
    z-index: 4;
    pointer-events: none;
    transition: opacity 0.3s ease, border-color 0.3s ease;
    box-shadow: inset 0 0 20px rgba(16, 185, 129, 0.15), 0 0 20px rgba(16, 185, 129, 0.15);
}

.shield-barrier.active {
    opacity: 1;
}

.simulator-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
}

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

.status-safe {
    color: #10b981;
}

.status-alert {
    color: #f59e0b;
    animation: status-blink 1s infinite alternate;
}

@keyframes status-blink {
    from { opacity: 0.4; }
    to { opacity: 1; }
}

/* Skills Section ? About-style warm backdrop + 3D tilt cards */
.skills {
    padding: 10rem 5% 6rem;
    position: relative;
    z-index: 10;
    overflow: hidden;
    perspective: 1100px;
    background:
        linear-gradient(rgba(3, 7, 18, 0.22), rgba(3, 7, 18, 0.28)),
        url("assets/132e65ab06d96cc1b383d338bee9a004.jpg") center/cover no-repeat;
}

.skills-dust {
    z-index: 1;
}

.skills .section-header {
    position: relative;
    z-index: 2;
}

.skills-section-header {
    perspective: 900px;
    transform-style: preserve-3d;
}

.skills-header-parallax {
    transform-style: preserve-3d;
    will-change: transform;
    transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.skills .section-header h2 {
    color: #fbbf24;
    text-shadow: 0 2px 24px rgba(0, 0, 0, 0.35);
    transform: translate3d(
        calc(var(--title-shift-x, 0px) * 1),
        calc(var(--title-shift-y, 0px) * 1),
        28px
    );
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.skills .section-header p {
    color: rgba(255, 255, 255, 0.88);
    transform: translate3d(
        calc(var(--title-shift-x, 0px) * 0.35),
        calc(var(--title-shift-y, 0px) * 0.35),
        14px
    );
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.skills.is-header-active .section-header h2 {
    text-shadow:
        0 2px 24px rgba(0, 0, 0, 0.35),
        0 0 32px rgba(251, 191, 36, 0.15);
}

.skills-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 2.5rem;
    perspective: 1400px;
    position: relative;
    z-index: 2;
}

.skill-category {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 3rem 2.5rem;
    border-radius: 24px;
}

.skill-card-tilt {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    transform-style: preserve-3d;
    will-change: transform;
    --glow-x: 50%;
    --glow-y: 50%;
    --glow-strength: 0;
    transition:
        transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.55s cubic-bezier(0.22, 1, 0.36, 1),
        border-color 0.45s ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}

.skill-card-tilt::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    z-index: 0;
    opacity: calc(var(--glow-strength) * 1);
    transition: opacity 0.4s ease;
    background: radial-gradient(
        circle 220px at var(--glow-x) var(--glow-y),
        rgba(251, 191, 36, 0.28) 0%,
        rgba(251, 191, 36, 0.1) 38%,
        transparent 68%
    );
}

.skill-card-tilt.is-tilt-active {
    border-color: rgba(251, 191, 36, 0.35);
    box-shadow:
        0 28px 56px rgba(0, 0, 0, 0.35),
        0 0 40px rgba(251, 191, 36, calc(var(--glow-strength) * 0.22));
}

.skill-card-inner {
    position: relative;
    z-index: 1;
    transform-style: preserve-3d;
}

.skill-card-tilt h3 {
    margin-bottom: 1.8rem;
    font-size: 1.35rem;
    letter-spacing: -0.01em;
    color: #fbbf24;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.25);
    transform: translateZ(18px);
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.skill-card-tilt.is-tilt-active h3 {
    transform: translateZ(28px);
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 0.95rem;
    transform-style: preserve-3d;
    align-items: flex-start;
}

/* Floating skill bubbles */
@keyframes skillFloatA {
    0%, 100% { transform: translate3d(0, 0, 0) rotate(-1.5deg); }
    35% { transform: translate3d(1px, -10px, 0) rotate(1deg); }
    70% { transform: translate3d(-2px, -6px, 0) rotate(2deg); }
}

@keyframes skillFloatB {
    0%, 100% { transform: translate3d(0, 0, 0) rotate(1.2deg); }
    40% { transform: translate3d(-2px, -8px, 0) rotate(-2deg); }
    75% { transform: translate3d(2px, -12px, 0) rotate(0.5deg); }
}

@keyframes skillFloatC {
    0%, 100% { transform: translate3d(0, -2px, 0) rotate(0deg); }
    50% { transform: translate3d(1px, -7px, 0) rotate(-1.8deg); }
}

@keyframes skillFloatD {
    0%, 100% { transform: translate3d(0, 0, 0) rotate(-0.8deg); }
    30% { transform: translate3d(2px, -5px, 0) rotate(1.6deg); }
    65% { transform: translate3d(-1px, -11px, 0) rotate(-2deg); }
}

@keyframes skillFloatE {
    0%, 100% { transform: translate3d(0, 0, 0) rotate(1.5deg); }
    45% { transform: translate3d(-2px, -9px, 0) rotate(-1deg); }
    80% { transform: translate3d(1px, -4px, 0) rotate(2deg); }
}

.skills .tech-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(251, 191, 36, 0.28);
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    font-size: 0.9rem;
    font-family: 'Fira Code', monospace;
    transform: translateZ(14px);
    box-shadow:
        0 4px 14px rgba(0, 0, 0, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.12);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    transition:
        transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
        background 0.35s ease,
        border-color 0.35s ease,
        box-shadow 0.35s ease,
        filter 0.35s ease;
    will-change: transform;
}

.skills .tech-tag:nth-child(6n + 1) { margin-top: 3px; }
.skills .tech-tag:nth-child(6n + 2) { margin-top: 7px; }
.skills .tech-tag:nth-child(6n + 3) { margin-top: 1px; }
.skills .tech-tag:nth-child(6n + 4) { margin-top: 5px; }
.skills .tech-tag:nth-child(6n + 5) { margin-top: 8px; }
.skills .tech-tag:nth-child(6n + 6) { margin-top: 2px; }

.tech-tag-chip {
    display: inline-block;
    will-change: transform;
    animation: skillFloatA 5.2s ease-in-out infinite;
}

.skills .tech-tag:nth-child(6n + 1) .tech-tag-chip {
    animation-name: skillFloatA;
    animation-duration: 5.4s;
    animation-delay: -1.1s;
}

.skills .tech-tag:nth-child(6n + 2) .tech-tag-chip {
    animation-name: skillFloatB;
    animation-duration: 4.6s;
    animation-delay: -2.4s;
}

.skills .tech-tag:nth-child(6n + 3) .tech-tag-chip {
    animation-name: skillFloatC;
    animation-duration: 5.8s;
    animation-delay: -0.6s;
}

.skills .tech-tag:nth-child(6n + 4) .tech-tag-chip {
    animation-name: skillFloatD;
    animation-duration: 4.9s;
    animation-delay: -3.2s;
}

.skills .tech-tag:nth-child(6n + 5) .tech-tag-chip {
    animation-name: skillFloatE;
    animation-duration: 5.1s;
    animation-delay: -1.8s;
}

.skills .tech-tag:nth-child(6n + 6) .tech-tag-chip {
    animation-name: skillFloatB;
    animation-duration: 6.2s;
    animation-delay: -4.1s;
}

.skill-card-tilt.is-tilt-active .tech-tag {
    transform: translateZ(34px);
}

.skills .tech-tag:hover {
    background: rgba(251, 191, 36, 0.22);
    border-color: rgba(251, 191, 36, 0.6);
    color: #ffffff;
    transform: translateZ(42px) scale(1.08);
    filter: brightness(1.12);
    box-shadow:
        0 10px 28px rgba(251, 191, 36, 0.28),
        0 0 24px rgba(251, 191, 36, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.skills .tech-tag:hover .tech-tag-chip {
    animation-play-state: paused;
}

.skills .tech-tag:active {
    color: #ffffff;
    background: rgba(251, 191, 36, 0.26);
    border-color: rgba(251, 191, 36, 0.55);
    transform: translateZ(38px) scale(1.05);
}

.light-theme .skills {
    background:
        linear-gradient(rgba(255, 252, 245, 0.72), rgba(255, 252, 245, 0.78)),
        url("assets/132e65ab06d96cc1b383d338bee9a004.jpg") center/cover no-repeat;
}

.light-theme .skills .section-header h2 {
    color: #fbbf24;
    text-shadow: none;
}

.light-theme .skills .section-header p {
    color: rgba(26, 18, 8, 0.75);
}

.light-theme .skill-card-tilt h3 {
    color: #fbbf24;
    text-shadow: none;
}

.light-theme .skills .tech-tag {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.55);
    border-color: rgba(217, 119, 6, 0.35);
}

@media (prefers-reduced-motion: reduce) {
    .skill-card-tilt,
    .skill-card-tilt::before,
    .skills .tech-tag,
    .skill-card-tilt h3,
    .skills-header-parallax,
    .skills .section-header h2,
    .skills .section-header p {
        transition: none !important;
    }

    .skills .tech-tag-chip {
        animation: none !important;
    }

    .skills-header-parallax,
    .skills .section-header h2,
    .skills .section-header p {
        transform: none !important;
    }

    .skill-card-tilt.is-tilt-active {
        transform: none !important;
        box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
    }
}

.light-theme .marquee-content {
    color: #1f2937;
    -webkit-text-stroke: 0px;
}

/* Works Section */
.works {
    padding: 10rem 5% 6rem;
    position: relative;
    z-index: 10;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.45);
    border-color: rgba(56, 189, 248, 0.35);
}

.project-img-wrapper {
    width: 100%;
    height: 230px;
    overflow: hidden;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
}

.project-img-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 60%, rgba(3, 7, 18, 0.4));
    pointer-events: none;
}

.project-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.project-card:hover .project-img-wrapper img {
    transform: scale(1.06);
}

.project-info {
    padding: 2.2rem;
}

.project-tags {
    display: flex;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
}

.tag {
    background: rgba(255, 255, 255, 0.04);
    padding: 0.35rem 0.9rem;
    border-radius: 8px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border: 1px solid rgba(255, 255, 255, 0.03);
}

.project-info h3 {
    font-size: 1.45rem;
    margin-bottom: 0.9rem;
    letter-spacing: -0.01em;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    margin-bottom: 1.8rem;
    line-height: 1.6;
}

.project-links {
    display: flex;
    gap: 1.2rem;
}

.btn-project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--accent-color);
    font-weight: 500;
    font-size: 0.92rem;
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.btn-project-link svg {
    transition: transform 0.3s ease;
}

.btn-project-link:hover {
    color: var(--text-primary);
}

.btn-project-link:hover svg {
    transform: translate(2px, -2px);
}

/* Experience & Timeline Section */
.experience {
    padding: 6rem 5% 10rem;
    position: relative;
    z-index: 10;
    background: #000000;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

.experience .section-header h2 {
    color: #fbbf24;
}

/* Light mode only: white side gutters (right slightly narrower to balance layout) */
.light-theme .experience {
    overflow-x: clip;
    box-shadow:
        inset clamp(12px, 2.5vw, 18px) 0 0 #ffffff,
        inset calc(-1 * clamp(4px, 0.8vw, 6px)) 0 0 #ffffff;
}

.timeline {
    max-width: min(850px, 100%);
    margin: 0 auto;
    position: relative;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
    box-sizing: border-box;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, var(--glass-border) 10%, #fbbf24 40%, #fbbf24 80%, var(--glass-border));
}

.timeline-item {
    position: relative;
    margin-bottom: 3.5rem;
}

.timeline-dot {
    position: absolute;
    left: -2.92rem;
    top: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #000000;
    border: 3px solid #fbbf24;
    box-shadow: 0 0 12px rgba(251, 191, 36, 0.65);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.35);
    background: #fbbf24;
    box-shadow:
        0 0 20px rgba(251, 191, 36, 0.85),
        0 0 36px rgba(251, 191, 36, 0.35);
    animation: timelineDotPulse 1.8s ease-in-out infinite;
}

@keyframes timelineDotPulse {
    0%, 100% { box-shadow: 0 0 16px rgba(251, 191, 36, 0.75), 0 0 0 rgba(251, 191, 36, 0); }
    50% { box-shadow: 0 0 22px rgba(251, 191, 36, 0.9), 0 0 28px rgba(251, 191, 36, 0.4); }
}

.timeline-content {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 2.2rem 5.75rem 2.2rem 2.5rem;
    border-radius: 20px;
    transition:
        transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
        border-color 0.45s ease,
        box-shadow 0.5s ease;
}

.timeline-card {
    position: relative;
    overflow: hidden;
}

.timeline-card-body {
    position: relative;
    z-index: 1;
}

.timeline-logo-reveal {
    position: absolute;
    top: 1.35rem;
    right: 1.35rem;
    width: 58px;
    height: 58px;
    opacity: 0;
    transform: translate3d(0, 12px, 0) scale(0.9);
    transition:
        opacity 0.5s ease-out,
        transform 0.5s ease-out;
    pointer-events: none;
    z-index: 2;
}

.timeline-logo-glow {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.35) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease-out;
}

.timeline-logo-glass {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow:
        0 8px 24px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.timeline-logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    display: block;
}

.timeline-logo-glass--codsoft {
    background: #ffffff;
    padding: 0;
}

.timeline-logo-img--codsoft {
    width: 82%;
    height: 82%;
    object-fit: contain;
    object-position: center center;
    transform: translate(-3px, 4px);
    border-radius: 0;
}

.timeline-content:hover {
    border-color: rgba(56, 189, 248, 0.22);
    transform: translateY(-6px);
    box-shadow: 0 22px 48px rgba(0, 0, 0, 0.28);
}

.timeline-content:hover .timeline-logo-reveal {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
}

.timeline-content:hover .timeline-logo-glow {
    opacity: 1;
}

.timeline-content:hover .timeline-logo-img:not(.timeline-logo-img--codsoft) {
    animation: timelineLogoFloat 3.2s ease-in-out infinite;
}

.timeline-content:hover .timeline-logo-glass--codsoft {
    animation: timelineLogoFloat 3.2s ease-in-out infinite;
}

@keyframes timelineLogoFloat {
    0%, 100% { transform: translate3d(0, 0, 0); }
    50% { transform: translate3d(0, -4px, 0); }
}

.timeline-content:hover h4 {
    color: var(--text-primary);
    text-shadow: 0 0 20px rgba(56, 189, 248, 0.25);
    transition: color 0.4s ease, text-shadow 0.45s ease;
}

.timeline-content .date {
    display: inline-block;
    color: #fbbf24;
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    margin-bottom: 0.6rem;
}

.timeline-content h3 {
    margin-bottom: 0.3rem;
}

.timeline-content h4 {
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1.1rem;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.6;
}

.timeline-stack {
    margin-top: 0.65rem;
    margin-bottom: 0;
    font-family: 'Fira Code', monospace;
    font-size: 0.82rem;
    color: var(--accent-color);
    opacity: 0.9;
}

@media (prefers-reduced-motion: reduce) {
    .timeline-logo-reveal,
    .timeline-logo-img,
    .timeline-item:hover .timeline-dot {
        animation: none !important;
        transition: none !important;
    }

    .timeline-content:hover {
        transform: none;
    }
}

@media (hover: none), (pointer: coarse) {
    .timeline-logo-reveal {
        opacity: 0.9;
        transform: translate3d(0, 0, 0) scale(1);
    }

    .timeline-logo-glow {
        opacity: 0.45;
    }

    .timeline-content:hover .timeline-logo-img {
        animation: none;
    }
}

/* Marquee / Running Text Section */
.services {
    padding: 4.5rem 0;
    overflow: hidden;
    background: rgba(56, 189, 248, 0.015);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    position: relative;
    z-index: 10;
}

.services-marquee {
    white-space: nowrap;
    position: relative;
}

.marquee-content {
    display: inline-block;
    animation: marquee 35s linear infinite;
    font-size: 2.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: 'Fira Code', monospace;
    letter-spacing: 0.05em;
    opacity: 0.85;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Footer Section */
.site-footer {
    padding: clamp(4rem, 10vw, 7rem) 5% clamp(2.5rem, 5vw, 3.5rem);
    background: #000000;
    position: relative;
    z-index: 10;
    color: #f9fafb;
}

.site-footer-inner {
    max-width: 1180px;
    margin: 0 auto;
}

.site-footer-intro {
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.site-footer-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    background: #ffffff;
    color: #111827;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    margin-bottom: 1.75rem;
}

.site-footer-badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #22c55e;
    flex-shrink: 0;
}

.site-footer-tagline {
    font-family: "Playfair Display", serif;
    font-style: italic;
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    color: #f9fafb;
    margin-bottom: 0.65rem;
}

.site-footer-headline {
    font-family: "Poppins", sans-serif;
    font-size: clamp(2rem, 5vw, 3.35rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: #f9fafb;
    max-width: 16ch;
}

.site-footer-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: clamp(3rem, 6vw, 5rem);
}

.site-footer-cluster {
    display: flex;
    align-items: flex-start;
    gap: clamp(2.5rem, 4vw, 3.5rem);
    margin-left: auto;
}

.site-footer-label {
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.42);
    margin-bottom: 0.85rem;
}

.site-footer-label--gap {
    margin-top: 2rem;
}

.site-footer-email {
    display: inline-block;
    font-size: clamp(1rem, 2vw, 1.15rem);
    font-weight: 500;
    color: #f9fafb;
    transition: color 0.2s ease;
}

.site-footer-email:hover {
    color: #fbbf24;
}

.site-footer-resume-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.72rem 1.35rem;
    border-radius: 999px;
    background: #fbbf24;
    color: #111827;
    font-size: 0.95rem;
    font-weight: 600;
    box-shadow: 0 10px 24px rgba(251, 191, 36, 0.28);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.site-footer-resume-btn:hover {
    transform: translateY(-2px);
    background: #fcd34d;
    box-shadow: 0 14px 28px rgba(251, 191, 36, 0.38);
}

.site-footer-resume-icon {
    flex-shrink: 0;
}

.site-footer-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.65rem;
}

.site-footer-links a {
    font-size: clamp(1rem, 2vw, 1.12rem);
    font-weight: 500;
    color: #f9fafb;
    transition: color 0.2s ease;
}

.site-footer-links a:hover {
    color: #fbbf24;
}

.site-footer-ext {
    font-size: 0.9em;
    opacity: 0.85;
}

.site-footer-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.45);
}

.site-footer-heart {
    color: #fbbf24;
}

/* Scroll Reveal Base */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.9s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

/* ========== RESPONSIVE (mobile / tablet) ========== */
html {
    overflow-x: clip;
}

img,
video,
svg {
    max-width: 100%;
    height: auto;
}

@media (max-width: 1200px) {
    .hero-grid {
        max-width: 100%;
        grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
        gap: 2rem;
    }

    .glowing-orb {
        transform: scale(0.85);
    }
}

@media (max-width: 900px) {
    .navbar {
        padding: 0.6rem max(0.75rem, env(safe-area-inset-right)) 0.5rem max(0.75rem, env(safe-area-inset-left));
        align-items: stretch;
    }

    .navbar-shell {
        display: flex !important;
        flex-direction: row !important;
        flex-wrap: nowrap !important;
        align-items: center !important;
        justify-content: flex-start !important;
        width: 100% !important;
        max-width: 100% !important;
        border-radius: 999px !important;
        padding: 0.4rem 0.45rem 0.4rem 0.4rem !important;
        gap: 0.2rem 0.35rem !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        box-sizing: border-box !important;
    }

    .navbar-shell::-webkit-scrollbar {
        display: none;
    }

    .navbar-brand {
        order: 1 !important;
        flex: 0 0 auto !important;
        min-width: 0 !important;
        gap: 0.45rem !important;
    }

    .navbar-brand-name {
        display: none !important;
    }

    .navbar-brand-icon {
        width: 30px !important;
        height: 30px !important;
        flex-shrink: 0 !important;
    }

    .navbar-menu {
        order: 2 !important;
        display: flex !important;
        flex-direction: row !important;
        flex: 1 1 auto !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 0.15rem 0.35rem !important;
        width: auto !important;
        min-width: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        border-top: none !important;
    }

    .navbar-resume-btn {
        order: 3 !important;
        flex: 0 0 auto !important;
        margin-left: 0 !important;
        padding: 0.42rem 0.7rem !important;
        font-size: 0.72rem !important;
        white-space: nowrap !important;
    }

    .nav-link {
        display: inline-block !important;
        width: auto !important;
        text-align: center !important;
        padding: 0.28rem 0.32rem !important;
        font-size: clamp(0.65rem, 2.4vw, 0.78rem) !important;
        white-space: nowrap !important;
    }

    .nav-label-full {
        display: none !important;
    }

    .nav-label-short {
        display: inline !important;
    }

    .hero {
        min-height: auto;
        padding-top: calc(5.25rem + env(safe-area-inset-top, 0px)) !important;
        padding-left: max(1rem, env(safe-area-inset-left)) !important;
        padding-right: max(1rem, env(safe-area-inset-right)) !important;
        padding-bottom: 4rem !important;
        box-sizing: border-box !important;
    }

    .hero-grid {
        grid-template-columns: 1fr !important;
        max-width: 100% !important;
        width: 100% !important;
        gap: 2.5rem !important;
        justify-items: center !important;
    }

    .hero-text {
        text-align: center !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    .hero-pretitle {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        gap: 0.12em !important;
        max-width: 100% !important;
        padding-right: 0 !important;
        margin-left: auto !important;
        margin-right: auto !important;
        text-align: center !important;
    }

    .hero-peace-icon {
        position: relative !important;
        left: auto !important;
        top: auto !important;
        margin-left: 0 !important;
        transform: none !important;
        width: 2.2em !important;
        height: 2.2em !important;
    }

    .hero-text h1 {
        text-align: center !important;
    }

    .about-text h2 {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        text-align: center !important;
        width: 100% !important;
    }

    .about-innovation {
        display: block !important;
        text-align: center !important;
        min-width: 0 !important;
        width: 100% !important;
        margin-left: auto !important;
        margin-right: auto !important;
    }

    .about-innovation-word {
        text-align: center !important;
    }

    .hero-image-frame {
        max-width: min(380px, 100%) !important;
        width: 100% !important;
        margin: 0 auto !important;
    }

    .hero-grid,
    .hero-text,
    .typing-wrapper,
    .typing-text {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
    }

    .typing-text {
        display: block !important;
        overflow-wrap: break-word !important;
    }

    .about,
    .skills,
    .playground.lab-os,
    .experience,
    .services,
    .site-footer {
        padding-left: max(1.15rem, env(safe-area-inset-left)) !important;
        padding-right: max(1.15rem, env(safe-area-inset-right)) !important;
    }

    .section-header {
        text-align: center !important;
        margin-bottom: 3.5rem;
    }

    .section-header h2 {
        font-size: clamp(1.85rem, 6vw, 2.6rem);
    }

    .about {
        padding-top: 6.5rem !important;
        padding-bottom: 4rem !important;
    }

    .about-grid {
        padding: 1.75rem 1.35rem !important;
        border-radius: 20px !important;
    }

    .about-text {
        text-align: center !important;
    }

    .stats-row {
        flex-direction: column;
        gap: 1.75rem;
        text-align: center;
    }

    .skills-container {
        grid-template-columns: 1fr !important;
        max-width: 520px;
        margin-left: auto;
        margin-right: auto;
    }

    .tags {
        justify-content: center;
    }

    /* Timeline: center dot on vertical line (mobile only — desktop unchanged) */
    .timeline {
        --tl-line: 14px;
        padding-left: 2.25rem;
        padding-right: 1rem;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .timeline::before {
        left: var(--tl-line);
        transform: translateX(-50%);
    }

    .timeline-dot {
        left: calc(var(--tl-line) - 2.25rem);
        top: 1.1rem;
        transform: translateX(-50%);
    }

    .timeline-item:hover .timeline-dot {
        transform: translateX(-50%) scale(1.25);
    }

    /* Timeline logos: always visible on mobile (hover reveal is desktop-only) */
    .timeline-content {
        padding: 1.65rem 4.5rem 1.65rem 1.35rem;
    }

    .timeline-logo-reveal {
        top: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
        z-index: 3;
    }

    .timeline-logo-glow {
        opacity: 0.5;
    }

    .timeline-content:hover .timeline-logo-img,
    .timeline-content:hover .timeline-logo-glass--codsoft,
    .timeline-item:hover .timeline-dot {
        animation: none;
    }

    .site-footer-grid {
        flex-direction: column;
    }

    .site-footer-cluster {
        margin-left: 0;
        width: 100%;
        flex-direction: column;
    }

    .mode-toggle {
        right: max(1rem, env(safe-area-inset-right));
        bottom: max(1.25rem, env(safe-area-inset-bottom));
        width: 40px;
        height: 92px;
        border-radius: 20px;
        padding: 3px;
    }

    .mode-toggle-indicator {
        height: 36px;
        border-radius: 18px;
    }

    .mode-btn {
        font-size: 0.82rem;
    }

    .lab-os-header {
        text-align: center;
    }

    /* Playground: .reveal stays opacity:0 on mobile if scroll observer misses */
    .playground.lab-os {
        overflow: visible !important;
        min-height: auto !important;
    }

    .playground.lab-os .reveal {
        opacity: 1 !important;
        transform: none !important;
        visibility: visible !important;
    }

    .lab-dashboard {
        overflow: visible !important;
        min-height: 120px;
    }

    .lab-workspace {
        display: flex !important;
        flex-direction: column !important;
        gap: 2rem !important;
        width: 100% !important;
    }

    .lab-zone {
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .design-workspace,
    .wifi-lab {
        grid-template-columns: 1fr !important;
    }

    .lab-network {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero {
        padding-top: calc(9.5rem + env(safe-area-inset-top, 0px)) !important;
    }

    .hero-text h1 {
        font-size: clamp(2.35rem, 11vw, 3.2rem) !important;
    }

    .typing-text {
        font-size: 1rem !important;
        line-height: 1.55 !important;
    }
}

@media (max-width: 480px) {
    .nav-link {
        font-size: 0.62rem !important;
        padding: 0.25rem 0.22rem !important;
    }

    .navbar-resume-btn {
        padding: 0.38rem 0.55rem !important;
        font-size: 0.68rem !important;
    }

    .navbar-brand-icon {
        width: 28px !important;
        height: 28px !important;
    }

    .light-theme .experience {
        box-shadow:
            inset 8px 0 0 #ffffff,
            inset -3px 0 0 #ffffff;
    }

    .timeline {
        --tl-line: 12px;
        padding-left: 2rem;
    }

    .timeline-dot {
        left: calc(var(--tl-line) - 2rem);
    }
}