/* ====================================================
   Ayush Gupta Portfolio — Premium Styles
   Author: Ayush Gupta
   Version: 2.0
   ==================================================== */

/* ── 1. DESIGN TOKENS ─────────────────────────────── */
:root {
    /* Brand Colors */
    --clr-primary: #bd9dff;
    --clr-primary-dim: #9b72f5;
    --clr-secondary: #9492ff;
    --clr-accent-pink: #f4a8d4;
    --clr-accent-green: #6ee7b7;

    /* Dark Theme Backgrounds */
    --clr-bg: #080810;
    --clr-bg-surface: #0f0f1a;
    --clr-bg-card: rgba(22, 20, 40, 0.5);
    --clr-bg-card-hover: rgba(30, 28, 55, 0.65);

    /* Text */
    --clr-text: #f0eeff;
    --clr-text-muted: #9490b8;
    --clr-text-subtle: #5c5880;

    /* Borders */
    --clr-border: rgba(160, 140, 255, 0.12);
    --clr-border-hover: rgba(189, 157, 255, 0.35);

    /* Glass */
    --glass-bg: rgba(20, 18, 36, 0.55);
    --glass-blur: 20px;

    /* Header */
    --header-bg: rgba(8, 8, 16, 0.85);
    --header-height: 72px;

    /* Gradients */
    --grad-primary: linear-gradient(135deg, #bd9dff 0%, #9492ff 50%, #f4a8d4 100%);
    --grad-hero-glow: radial-gradient(ellipse at 30% 40%, rgba(189,157,255,0.18) 0%, transparent 65%);
    --grad-hero-glow2: radial-gradient(ellipse at 75% 70%, rgba(148,146,255,0.14) 0%, transparent 60%);

    /* Shadows */
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.4);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.5);
    --shadow-card: 0 4px 24px rgba(0,0,0,0.35), 0 1px 0 rgba(189,157,255,0.08) inset;
    --shadow-card-hover: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(189,157,255,0.2);
    --shadow-glow-primary: 0 0 32px rgba(189,157,255,0.25);

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    /* Radii */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition: 0.25s ease;
    --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);

    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Syne', 'Inter', system-ui, sans-serif;
}

/* Light Mode */
body.light-mode {
    --clr-bg: #f5f4ff;
    --clr-bg-surface: #ffffff;
    --clr-bg-card: rgba(255, 255, 255, 0.7);
    --clr-bg-card-hover: rgba(245, 242, 255, 0.95);
    --clr-text: #180f2e;
    --clr-text-muted: #5a527a;
    --clr-text-subtle: #9990bb;
    --clr-border: rgba(130, 100, 220, 0.15);
    --clr-border-hover: rgba(130, 100, 220, 0.4);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --header-bg: rgba(245, 244, 255, 0.88);
    --shadow-card: 0 4px 24px rgba(130,100,220,0.08), 0 1px 0 rgba(130,100,220,0.05) inset;
    --shadow-card-hover: 0 20px 60px rgba(130,100,220,0.15), 0 0 0 1px rgba(130,100,220,0.2);
}

/* ── 2. RESET & BASE ──────────────────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

ul {
    list-style: none;
}

/* ── 3. TYPOGRAPHY ────────────────────────────────── */
.gradient-text {
    background: var(--grad-primary);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 6s linear infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.accent {
    color: var(--clr-primary);
}

/* ── 4. LAYOUT UTILITIES ──────────────────────────── */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

.section {
    padding: var(--space-2xl) 0;
}

@media (min-width: 1024px) {
    .section {
        padding: var(--space-3xl) 0;
    }
}

.section-alt {
    background-color: var(--clr-bg-surface);
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto var(--space-xl);
}

.section-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--clr-primary);
    margin-bottom: var(--space-sm);
    padding: 0.3rem 1rem;
    border: 1px solid rgba(189, 157, 255, 0.25);
    border-radius: var(--radius-full);
    background: rgba(189, 157, 255, 0.06);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--clr-text);
    margin-bottom: var(--space-md);
}

.section-desc {
    font-size: 1.1rem;
    color: var(--clr-text-muted);
    line-height: 1.75;
}

/* ── 5. BUTTONS ───────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    padding: 0.75rem 1.75rem;
    transition: all var(--transition);
    white-space: nowrap;
    cursor: pointer;
    outline: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0);
    transition: background var(--transition-fast);
    border-radius: inherit;
}

.btn:hover::before {
    background: rgba(255,255,255,0.05);
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--clr-primary);
    color: #0a0618;
    box-shadow: 0 4px 20px rgba(189,157,255,0.3);
}

.btn-primary:hover {
    background: #cab3ff;
    box-shadow: 0 8px 32px rgba(189,157,255,0.45);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--clr-text);
    border: 1px solid var(--clr-border);
}

.btn-ghost:hover {
    border-color: var(--clr-border-hover);
    background: var(--clr-bg-card);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2.25rem;
    font-size: 0.9rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ── 6. GLASS CARD ────────────────────────────────── */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-slow);
}

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

/* ── 7. SCROLLBAR ─────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-text-subtle); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-primary); }

/* ── 8. FOCUS ACCESSIBILITY ───────────────────────── */
:focus { outline: none; }
:focus-visible {
    outline: 2px solid var(--clr-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* ── 9. NAVIGATION ────────────────────────────────── */
#site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    background: var(--header-bg);
    border-bottom: 1px solid var(--clr-border);
    transition: all var(--transition);
}

#site-header.scrolled {
    border-bottom-color: rgba(189,157,255,0.15);
    box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    gap: var(--space-md);
}

@media (min-width: 768px) {
    .nav-container { padding: 0 var(--space-lg); }
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--clr-text);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    letter-spacing: -0.02em;
    transition: opacity var(--transition);
    flex-shrink: 0;
}

.nav-logo:hover { opacity: 0.8; }

.nav-logo-icon {
    color: var(--clr-primary);
    font-style: normal;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-lg);
}

@media (min-width: 768px) {
    .nav-links { display: flex; }
}

.nav-link {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--clr-text-muted);
    transition: color var(--transition);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0; right: 0;
    height: 1px;
    background: var(--clr-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition);
}

.nav-link:hover { color: var(--clr-text); }
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--clr-text); }

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-cta {
    display: none;
}
@media (min-width: 768px) {
    .nav-cta { display: inline-flex; }
}

.theme-btn {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    border: 1px solid var(--clr-border);
    color: var(--clr-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    transition: all var(--transition);
    background: transparent;
}

.theme-btn:hover {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
    background: rgba(189,157,255,0.08);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 38px;
    height: 38px;
    padding: 6px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--clr-border);
    background: transparent;
    cursor: pointer;
    transition: all var(--transition);
}
@media (min-width: 768px) {
    .mobile-menu-btn { display: none; }
}
.mobile-menu-btn:hover { border-color: var(--clr-border-hover); }

.hamburger-line {
    display: block;
    width: 100%;
    height: 1.5px;
    background: var(--clr-text-muted);
    border-radius: 2px;
    transition: all var(--transition);
    transform-origin: center;
}

.mobile-menu-btn.open .hamburger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.mobile-menu-btn.open .hamburger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.mobile-menu-btn.open .hamburger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
    display: none;
    flex-direction: column;
    background: var(--header-bg);
    border-top: 1px solid var(--clr-border);
    padding: var(--space-sm) 0;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.mobile-nav.open {
    display: flex;
    max-height: 400px;
    padding: var(--space-sm) 0;
}

@media (min-width: 768px) {
    .mobile-nav { display: none !important; }
}

.mobile-nav-link {
    padding: 0.85rem var(--space-lg);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    transition: all var(--transition);
    border-left: 2px solid transparent;
}

.mobile-nav-link:hover {
    color: var(--clr-text);
    background: rgba(189,157,255,0.05);
    border-left-color: var(--clr-primary);
}

/* ── 10. SCROLL REVEAL ANIMATIONS ─────────────────── */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-up { transform: translateY(40px); }
.reveal-left { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* Delay utilities for stagger */
[style*="--delay"] {
    transition-delay: var(--delay, 0s);
}

/* ── 11. HERO SECTION ─────────────────────────────── */
.hero-section {
    min-height: 100svh;
    position: relative;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
    opacity: 0.6;
}

.hero-glow-1 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(189,157,255,0.18) 0%, transparent 65%);
    top: -15%;
    left: -20%;
    animation: floatGlow 12s ease-in-out infinite alternate;
}

.hero-glow-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(148,146,255,0.14) 0%, transparent 65%);
    bottom: 0%;
    right: -10%;
    animation: floatGlow 15s ease-in-out infinite alternate-reverse;
}

@keyframes floatGlow {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(30px, -20px) scale(1.05); }
}

.hero-bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(189,157,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(189,157,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--clr-primary);
    background: rgba(189,157,255,0.08);
    border: 1px solid rgba(189,157,255,0.2);
    border-radius: var(--radius-full);
    padding: 0.45rem 1.1rem;
    margin-bottom: var(--space-lg);
}

.badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--clr-accent-green);
    box-shadow: 0 0 8px var(--clr-accent-green);
    animation: pulseDot 2s ease-in-out infinite;
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 12vw, 7.5rem);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.04em;
    color: var(--clr-text);
    margin-bottom: var(--space-lg);
    max-width: 800px;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--clr-text-muted);
    margin-bottom: var(--space-md);
    font-weight: 400;
    max-width: 640px;
}

#typed-text {
    color: var(--clr-primary);
    font-weight: 600;
}

.typed-cursor {
    color: var(--clr-primary);
    animation: blink 1s step-end infinite;
    font-weight: 300;
    margin-left: 1px;
}

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

.hero-desc {
    font-size: 1.05rem;
    color: var(--clr-text-muted);
    max-width: 560px;
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.hero-desc strong {
    color: var(--clr-text);
    font-weight: 600;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.hero-social {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.social-link {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--clr-text-muted);
    transition: all var(--transition);
}

.social-link:hover {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
    background: rgba(189,157,255,0.1);
    transform: translateY(-3px);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--clr-text-subtle);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    animation: fadeInUp 1s ease 1.5s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--clr-text-subtle));
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(0.7); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateX(-50%) translateY(10px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ── 12. ABOUT SECTION ────────────────────────────── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
}

@media (min-width: 900px) {
    .about-grid {
        grid-template-columns: 380px 1fr;
        gap: var(--space-2xl);
    }
}

.about-image-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

@media (min-width: 900px) {
    .about-image-col { align-items: flex-start; }
}

.profile-frame {
    position: relative;
    width: 280px;
    max-width: 100%;
    border-radius: var(--radius-xl);
    overflow: hidden;
    flex-shrink: 0;
    box-shadow: var(--shadow-glow-primary);
}

.profile-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(189,157,255,0.15), rgba(244,168,212,0.1));
    z-index: 1;
    border-radius: inherit;
    pointer-events: none;
}

.profile-img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
    transition: transform 0.7s ease;
}

.profile-frame:hover .profile-img { transform: scale(1.04); }

.profile-badge {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    background: rgba(8, 8, 16, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(110, 231, 183, 0.3);
    color: var(--clr-accent-green);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
}

.profile-badge i { font-size: 0.65rem; }

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    width: 100%;
    max-width: 360px;
}

.stat-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    text-align: center;
    transition: all var(--transition);
}

.stat-card:hover {
    border-color: var(--clr-border-hover);
    background: var(--clr-bg-card-hover);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--clr-primary);
    margin-bottom: 0.2rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--clr-text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.about-text-col {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.about-para {
    font-size: 1.05rem;
    color: var(--clr-text-muted);
    line-height: 1.85;
}

.about-para strong {
    color: var(--clr-text);
    font-weight: 600;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--space-xs);
}

.tag {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--clr-primary);
    background: rgba(189,157,255,0.08);
    border: 1px solid rgba(189,157,255,0.2);
    border-radius: var(--radius-full);
    padding: 0.3rem 0.85rem;
    transition: all var(--transition);
}

.tag:hover {
    background: rgba(189,157,255,0.15);
    border-color: rgba(189,157,255,0.4);
}

/* ── 13. SKILLS SECTION ───────────────────────────── */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .skills-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .skills-grid { grid-template-columns: repeat(4, 1fr); }
}

.skill-card {
    background: var(--clr-bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--icon-color, var(--clr-primary)), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.skill-card:hover {
    transform: translateY(-6px);
    border-color: var(--clr-border-hover);
    box-shadow: var(--shadow-card-hover);
}

.skill-card:hover::before { opacity: 1; }

.skill-card-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--icon-color, var(--clr-primary)) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--icon-color, var(--clr-primary)) 25%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--icon-color, var(--clr-primary));
    margin-bottom: var(--space-md);
}

.skill-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.skill-card-desc {
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

.skill-list li {
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: color var(--transition);
}

.skill-list li:hover { color: var(--clr-text); }

.skill-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    flex-shrink: 0;
    opacity: 0.7;
}

/* ── 14. HIGHLIGHTS SECTION ───────────────────────── */
.highlights-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .highlights-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .highlights-grid { grid-template-columns: repeat(4, 1fr); }
}

.highlight-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    transition: all var(--transition-slow);
    position: relative;
}

.highlight-card:hover {
    border-color: var(--clr-border-hover);
    background: var(--clr-bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.highlight-number {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--clr-text-subtle);
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.highlight-icon {
    font-size: 1.5rem;
    color: var(--clr-primary);
    margin-bottom: var(--space-sm);
    transition: transform var(--transition);
}

.highlight-card:hover .highlight-icon { transform: scale(1.1) rotate(-5deg); }

.highlight-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.highlight-desc {
    font-size: 0.875rem;
    color: var(--clr-text-muted);
    line-height: 1.75;
}

/* ── 15. EDUCATION SECTION ────────────────────────── */
.education-timeline {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    max-width: 860px;
    margin: 0 auto;
}

.edu-card {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg) var(--space-lg);
    transition: all var(--transition-slow);
}

@media (max-width: 580px) {
    .edu-card { flex-direction: column; }
}

.edu-card:hover {
    border-color: var(--clr-border-hover);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-3px);
}

.edu-icon-wrap {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--edu-color, var(--clr-primary)) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--edu-color, var(--clr-primary)) 25%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--edu-color, var(--clr-primary));
}

.edu-content { flex: 1; min-width: 0; }

.edu-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.75rem;
}

.edu-badge {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--edu-color, var(--clr-primary));
    background: color-mix(in srgb, var(--edu-color, var(--clr-primary)) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--edu-color, var(--clr-primary)) 25%, transparent);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
}

.edu-status {
    font-size: 0.75rem;
    color: var(--clr-text-subtle);
    font-weight: 500;
}

.edu-degree {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--clr-text);
    margin-bottom: 0.4rem;
    letter-spacing: -0.01em;
}

.edu-institution {
    font-size: 0.9rem;
    color: var(--clr-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.edu-institution i { font-size: 0.8rem; opacity: 0.7; }

.edu-desc {
    font-size: 0.9rem;
    color: var(--clr-text-muted);
    line-height: 1.75;
}

/* ── 16. CONTACT SECTION ──────────────────────────── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 340px 1fr;
        align-items: start;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(189,157,255,0.08);
    border: 1px solid rgba(189,157,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--clr-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--clr-text-subtle);
    margin-bottom: 0.25rem;
}

.contact-detail-value {
    font-size: 0.95rem;
    color: var(--clr-text-muted);
    font-weight: 500;
    transition: color var(--transition);
}

a.contact-detail-value:hover { color: var(--clr-primary); }

.contact-socials {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--clr-border);
}

.contact-social-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-text-muted);
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.contact-social-btn:hover {
    color: var(--clr-primary);
    border-color: var(--clr-border-hover);
    background: rgba(189,157,255,0.05);
    transform: translateX(4px);
}

/* Contact Form */
.contact-form-wrap {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
}

@media (min-width: 768px) {
    .contact-form-wrap { padding: var(--space-xl); }
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--clr-text-muted);
    margin-bottom: 0.5rem;
}

.form-optional {
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    color: var(--clr-text-subtle);
    font-size: 0.75rem;
}

.form-input {
    width: 100%;
    background: var(--clr-bg);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.1rem;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--clr-text);
    transition: all var(--transition);
    appearance: none;
    -webkit-appearance: none;
}

.form-input:focus {
    outline: none;
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(189,157,255,0.12);
    background: var(--clr-bg-surface);
}

.form-input::placeholder {
    color: var(--clr-text-subtle);
    font-size: 0.9rem;
}

.form-textarea {
    resize: vertical;
    min-height: 130px;
}

.form-status {
    margin-top: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    text-align: center;
    min-height: 1.5em;
    transition: all var(--transition);
}

.form-status.success { color: var(--clr-accent-green); }
.form-status.error { color: #ff7080; }

/* ── 17. FOOTER ───────────────────────────────────── */
.site-footer {
    background-color: var(--clr-bg-surface);
    border-top: 1px solid var(--clr-border);
    padding: var(--space-xl) 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--clr-border);
}

@media (min-width: 640px) {
    .footer-inner {
        grid-template-columns: 1fr auto auto;
        align-items: center;
    }
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--clr-text);
    display: block;
    margin-bottom: 0.4rem;
    letter-spacing: -0.02em;
}

.footer-tagline {
    font-size: 0.8rem;
    color: var(--clr-text-subtle);
    font-weight: 500;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-link {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--clr-text-muted);
    transition: color var(--transition);
}

.footer-link:hover { color: var(--clr-primary); }

.footer-socials {
    display: flex;
    gap: 0.6rem;
}

.footer-social {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--clr-text-muted);
    transition: all var(--transition);
}

.footer-social:hover {
    color: var(--clr-primary);
    border-color: var(--clr-primary);
    background: rgba(189,157,255,0.08);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding: var(--space-md) 0;
    font-size: 0.75rem;
    color: var(--clr-text-subtle);
    font-weight: 500;
}

/* ── 18. BACK TO TOP & CURSOR ─────────────────────── */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 900;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--clr-primary);
    color: #0a0618;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(189,157,255,0.4);
    opacity: 0;
    transform: translateY(12px);
    pointer-events: none;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
}

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

.back-to-top:hover {
    background: #c9b6ff;
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(189,157,255,0.5);
}

/* Magic Cursor */
.magic-cursor {
    width: 32px;
    height: 32px;
    border: 1.5px solid rgba(189,157,255,0.5);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 99999;
    transition: transform 0.08s ease-out, background-color 0.2s ease, border-color 0.2s ease, width 0.2s ease, height 0.2s ease;
    transform: translate(-50%, -50%);
    mix-blend-mode: normal;
    top: 0;
    left: 0;
}

.magic-cursor.expanded {
    width: 48px;
    height: 48px;
    background: rgba(189,157,255,0.06);
    border-color: rgba(189,157,255,0.8);
}

@media (max-width: 768px) { .magic-cursor { display: none; } }

/* ── 19. RESPONSIVE POLISH ────────────────────────── */
@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .about-stats { grid-template-columns: repeat(3, 1fr); }
}

/* ── 20. PRINT / REDUCED MOTION ───────────────────── */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .reveal-up, .reveal-left, .reveal-right {
        opacity: 1 !important;
        transform: none !important;
    }
}