/* =============================================
   CSS CUSTOM PROPERTIES
============================================= */
:root {
    --white: #ffffff;
    --off-white: #f8f6f2;
    --cream: #f0ece4;
    --ink: #1a1a1a;
    --ink-light: #4a4a4a;
    --ink-muted: #8a8a8a;
    --gold: #b89a6a;
    --gold-light: #d4b896;
    --border: rgba(26, 26, 26, 0.1);
    --shadow: rgba(26, 26, 26, 0.08);
    --font-display: "Cormorant Garamond", Georgia, serif;
    --font-body: "DM Sans", sans-serif;
    --nav-h: 72px;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

a,
button,
[role="button"],
.project-card,
.flip-card,
.polaroid-card,
.skill-tag,
.tech-item,
.tonearm-svg,
.badge-orbit-wrapper,
.nav-toggle,
.mobile-link,
.cert-card {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--white);
    color: var(--ink);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    cursor: auto;
}

/* =============================================
   CUSTOM CURSOR
============================================= */
#cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--gold);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, background 0.2s;
}

#cursor-ring {
    width: 32px;
    height: 32px;
    border: 1px solid var(--gold-light);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.12s ease, width 0.3s, height 0.3s, border-color 0.3s;
}

body.cursor-hover #cursor-ring {
    width: 52px;
    height: 52px;
    border-color: var(--gold);
}

body.cursor-hover #cursor-dot {
    background: var(--gold);
}

/* =============================================
   GRAIN OVERLAY
============================================= */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

/* =============================================
   NAVIGATION
============================================= */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-h);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 clamp(24px, 6vw, 80px);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
}

nav.scrolled {
    box-shadow: 0 2px 24px var(--shadow);
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--ink);
    text-decoration: none;
}

.nav-logo span {
    color: var(--gold);
}

.nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
}

.nav-links a {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-light);
    text-decoration: none;
    position: relative;
    transition: color var(--transition);
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--ink);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--ink);
    transition: var(--transition);
}

/* =============================================
   SECTIONS SHARED
============================================= */
section {
    position: relative;
    z-index: 1;
}

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 clamp(24px, 6vw, 80px);
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 300;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 24px;
}

.section-title em {
    font-style: italic;
    color: var(--gold);
}

.section-divider {
    width: 48px;
    height: 1px;
    background: var(--gold);
    margin-bottom: 48px;
}

/* =============================================
   HERO SECTION
============================================= */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--white);
    overflow: hidden;
}

.hero-orbit-bg {
    position: absolute;
    pointer-events: none;
    z-index: -1;
    width: min(900px, 90vw);
    aspect-ratio: 1 / 1;
    right: -8vw;
    top: 50%;
    transform: translateY(-35%);
    overflow: visible;
}

@media (max-width: 900px) {
    .hero-orbit-bg {
        width: 100vw;
        right: auto;
        left: 0;
        top: 30%;
        transform: none;
    }
}

.hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--nav-h) + 80px) clamp(24px, 6vw, 80px) 200px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    justify-content: space-between;
    gap: 40px;
    align-items: center;
}

.hero-left {
    position: relative;
}

.hero-greeting {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--gold);
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 0.2s forwards;
}

.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.5vw, 5rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--ink);
    margin-bottom: 24px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 0.4s forwards;
}

.hero-headline strong {
    font-weight: 700;
    display: block;
}

.hero-typed-wrapper {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-style: italic;
    font-weight: 300;
    color: var(--ink-light);
    height: 2.4em;
    display: flex;
    align-items: center;
    margin-bottom: 36px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 0.6s forwards;
}

.typed-cursor {
    color: var(--gold) !important;
}

.hero-description {
    font-size: 0.95rem;
    color: var(--ink-muted);
    line-height: 1.8;
    max-width: 460px;
    margin-bottom: 48px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 0.8s forwards;
}

.hero-cta {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s 1s forwards;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: var(--ink);
    color: var(--white);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid var(--ink);
    transition: background var(--transition), color var(--transition), transform var(--transition);
}

.btn-primary:hover {
    background: var(--gold);
    border-color: var(--gold);
    transform: translateY(-2px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    background: transparent;
    color: var(--ink);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    transition: border-color var(--transition), color var(--transition), transform var(--transition);
}

.btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

.hero-right {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: fadeIn 1.2s 0.6s forwards;
}

.hero-shape-container {
    position: relative;
    width: 420px;
    height: 420px;
    overflow: visible;
}

.vinyl-disc {
    position: absolute;
    width: 320px;
    height: 320px;
    top: 50px;
    left: 50px;
    z-index: 2;
    animation: vinylRotateCW 7s linear infinite;
    animation-play-state: paused;
}

.vinyl-disc.playing {
    animation-play-state: running;
}

.hero-shape-bg {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background:
        radial-gradient(circle at center, #0d0d0d 0% 4.5%, transparent 4.5% 7%),
        radial-gradient(circle at center, transparent 0% 6.8%, rgba(184, 154, 106, 0.5) 6.8% 7.5%, transparent 7.5%),
        radial-gradient(circle at center, var(--cream) 0% 32%, transparent 32%),
        radial-gradient(circle at center, transparent 0% 31%, rgba(26, 26, 26, 0.25) 31% 33%, transparent 33%),
        repeating-radial-gradient(circle at center, #111 0% 1.4%, #1f1f1f 1.4% 2.8%);
    box-shadow:
        0 0 0 1px rgba(26, 26, 26, 0.5),
        inset 0 0 60px rgba(0, 0, 0, 0.4),
        0 12px 48px rgba(0, 0, 0, 0.35);
}

.hero-shape-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: conic-gradient(
        from 120deg,
        transparent 0deg,
        rgba(255, 255, 255, 0.07) 40deg,
        transparent 80deg,
        transparent 360deg
    );
    pointer-events: none;
}

.hero-initials {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 4.2rem;
    font-weight: 400;
    color: rgba(26, 26, 26, 0.55);
    letter-spacing: 0.12em;
    user-select: none;
    z-index: 2;
    pointer-events: none;
}

@keyframes vinylRotateCW {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.tonearm-svg {
    position: absolute;
    width: 34px;
    height: 230px;
    top: 23px;
    left: 333px;
    transform-origin: 17px 17px;
    transform: rotate(-30deg);
    transition: transform 0.95s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    z-index: 10;
    filter: drop-shadow(0 3px 8px rgba(0, 0, 0, 0.45));
}

.tonearm-svg.playing {
    transform: rotate(10deg);
}

.tonearm-svg:hover {
    filter: drop-shadow(0 3px 12px rgba(184, 154, 106, 0.5));
}

.badge-orbit-wrapper {
    position: absolute;
    bottom: -80px;
    right: 0px;
    width: 142px;
    height: 142px;
}

.badge-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.hero-badge {
    width: 110px;
    height: 110px;
    background: var(--ink);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
    animation: rotateCounterSlow 20s linear infinite;
}

.badge-orbit-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(184, 154, 106, 0.35);
    pointer-events: none;
}

.badge-orbit-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--gold);
    border-radius: 50%;
    box-shadow: 0 0 6px rgba(184, 154, 106, 0.8);
    top: -4px;
    left: calc(50% - 4px);
    transform-origin: 4px calc(71px + 4px);
    animation: orbitCW 4s linear infinite;
    pointer-events: none;
}

@keyframes orbitCW {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-badge-inner {
    font-size: 1.6rem;
    font-family: var(--font-display);
    font-weight: 300;
}

.hero-badge-label {
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
}

.hero-orbits {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-orbits-back { z-index: 0; }
.hero-orbits-front { z-index: 3; }

.hero-line-accent {
    position: absolute;
    top: 40px;
    left: -32px;
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--gold), transparent);
}

.hero-dot-grid {
    position: absolute;
    bottom: 40px;
    left: -60px;
    display: grid;
    grid-template-columns: repeat(4, 6px);
    gap: 8px;
}

.hero-dot-grid span {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--gold-light);
    display: block;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.18;
    animation: floatOrb 8s ease-in-out infinite alternate;
    pointer-events: none;
}

.orb-1 {
    width: 340px;
    height: 340px;
    background: radial-gradient(circle, #d4b896, transparent);
    top: -60px;
    right: -80px;
}

.orb-2 {
    width: 240px;
    height: 240px;
    background: radial-gradient(circle, #b89a6a, transparent);
    bottom: 40px;
    left: 40px;
    animation-delay: 2s;
}

.scroll-hint {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0;
    animation: fadeIn 1s 1.8s forwards;
    z-index: 1;
}

.scroll-hint span {
    font-size: 0.48rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--ink-muted), transparent);
    animation: scrollDown 2s ease-in-out infinite;
}

/* =============================================
   ABOUT SECTION
============================================= */
#about {
    padding: 120px 0;
    background: var(--off-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
    align-items: center;
    justify-items: stretch;
}

.about-grid > :first-child {
    display: flex;
    justify-content: flex-start;
}

.flip-card {
    perspective: 1200px;
    width: 100%;
    max-width: 340px;
    aspect-ratio: 3/4;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    overflow: hidden;
}

.flip-card-front {
    background: var(--cream);
}

.flip-card-front img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.flip-card:hover .flip-card-front img {
    transform: scale(1.03);
}

.flip-card-front-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.7) 0%, transparent 100%);
}

.flip-card-front-hint {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
}

.flip-card-back {
    background: var(--ink);
    transform: rotateY(180deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 32px;
    text-align: center;
}

.flip-card-back .quote-mark {
    font-family: var(--font-display);
    font-size: 5rem;
    line-height: 0.6;
    color: var(--gold);
    margin-bottom: 24px;
    display: block;
}

.flip-card-back .quote-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-style: italic;
    font-weight: 300;
    color: var(--white);
    line-height: 1.6;
    margin-bottom: 24px;
}

.flip-card-back .quote-author {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
}

.flip-card-back .fun-fact {
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

/* Polaroid Flip Card */
.polaroid-card {
    perspective: 1200px;
    width: 300px;
    cursor: pointer;
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
}

.polaroid-card:hover {
    transform: rotate(-2deg) scale(1.02);
}

.polaroid-inner {
    position: relative;
    width: 100%;
    height: 420px;
    transform-style: preserve-3d;
    transition: transform 1.5s linear;
}

.polaroid-inner.spinning {
    transform: rotateY(360deg);
}

.polaroid-front,
.polaroid-back {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    width: 100%;
    height: 100%;
}

.polaroid-front {
    background: #ffffff;
    padding: 16px 16px 48px;
    box-shadow:
        0 2px 4px rgba(0, 0, 0, 0.08),
        0 8px 24px rgba(0, 0, 0, 0.12),
        0 20px 48px rgba(0, 0, 0, 0.08);
}

.polaroid-frame {
    width: 100%;
    height: calc(100% - 52px);
    overflow: hidden;
    background: var(--cream);
}

.polaroid-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: sepia(15%) contrast(1.05);
}

.polaroid-caption {
    text-align: center;
    font-family: "Caveat", var(--font-display), cursive;
    font-size: 1rem;
    color: var(--ink-muted);
    letter-spacing: 0.06em;
    padding-top: 14px;
    line-height: 1;
}

.polaroid-back {
    background: var(--ink);
    transform: rotateY(180deg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 36px 28px;
    text-align: center;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.22);
}

.polaroid-back .quote-mark {
    font-family: var(--font-display);
    font-size: 4.5rem;
    line-height: 0.6;
    color: var(--gold);
    margin-bottom: 20px;
    display: block;
}

.polaroid-back .quote-text {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-style: italic;
    font-weight: 300;
    color: var(--white);
    line-height: 1.6;
    margin-bottom: 16px;
}

.polaroid-back .quote-author {
    font-size: 0.68rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
}

.polaroid-back .fun-fact {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

.about-text-block p {
    font-size: 0.95rem;
    color: var(--ink-light);
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-text-block p:last-of-type {
    margin-bottom: 36px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 300;
    line-height: 1;
    color: var(--ink);
}

.stat-number em {
    font-style: italic;
    color: var(--gold);
}

.stat-label {
    font-size: 0.72rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag {
    padding: 6px 16px;
    border: 1px solid var(--border);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    color: var(--ink-light);
    background: var(--white);
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.skill-tag:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(184, 154, 106, 0.04);
}

/* =============================================
   CERTIFICATES SECTION
============================================= */
#certificates {
    padding: 120px 0;
    background: var(--white);
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.cert-card {
    background: var(--white);
    border: 1px solid var(--border);
    cursor: pointer;
    overflow: hidden;
    border-radius: 12px;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.02), 0 2px 6px rgba(0, 0, 0, 0.02);
}

.cert-card:hover {
    border-color: var(--gold-light);
    box-shadow: 0 8px 32px var(--shadow);
    transform: translateY(-4px);
}

.cert-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background: var(--cream);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #f5f2eb;
    border-radius: 12px 12px 0 0;
}

.cert-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    padding: 14px;
    border-radius: 12px 12px 0 0;
    transition: transform var(--transition);
}

.cert-card:hover .cert-img-wrap img {
    transform: scale(1.04);
}

.cert-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--ink-muted);
    opacity: 0.5;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0;
}

.cert-placeholder-icon {
    font-size: 2.5rem;
    line-height: 1;
}

.cert-placeholder-text {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.cert-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 26, 26, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.cert-card:hover .cert-overlay {
    opacity: 1;
}

.cert-overlay span {
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.5);
    padding: 8px 18px;
}

.cert-info {
    padding: 20px 22px 22px;
    border-top: 1px solid var(--border);
}

.cert-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 5px;
    line-height: 1.3;
}

.cert-issuer {
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    color: var(--gold);
    text-transform: none;
}

/* =============================================
   PROJECTS SECTION
============================================= */
#projects {
    padding: 120px 0;
    background: var(--off-white);
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 60px;
    flex-wrap: wrap;
    gap: 24px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.project-card {
    position: relative;
    background: var(--cream);
    overflow: hidden;
    cursor: pointer;
    min-height: 300px;
    border: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.project-card:hover {
    border-color: var(--gold-light);
    box-shadow: 0 8px 32px var(--shadow);
}

.project-card-thumb {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--cream) 0%, var(--gold-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 300;
    color: rgba(26, 26, 26, 0.15);
    overflow: hidden;
    position: relative;
}

.project-card-thumb img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.project-card-thumb::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--ink);
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover .project-card-thumb::after {
    opacity: 0.04;
}

.project-card-body {
    padding: 24px 72px 56px 24px;
}

.project-card-number {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--gold);
    letter-spacing: 0.2em;
    margin-bottom: 8px;
    display: block;
}

.project-card-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 8px;
}

.project-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.project-tag {
    padding: 3px 10px;
    background: rgba(184, 154, 106, 0.12);
    color: var(--gold);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.project-expand-btn {
    position: absolute;
    bottom: 24px;
    right: 24px;
    width: 36px;
    height: 36px;
    background: var(--ink);
    color: var(--white);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
}

.project-expand-btn:hover {
    background: var(--gold);
}

/* Project Modal */
.project-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 26, 0.6);
    backdrop-filter: blur(6px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

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

.project-modal {
    background: var(--white);
    max-width: 660px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(24px) scale(0.97);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.project-modal-overlay.active .project-modal {
    transform: translateY(0) scale(1);
}

.project-modal-header {
    padding: 40px 40px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.project-modal-title {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 300;
    color: var(--ink);
}

.project-modal-close {
    background: none;
    border: none;
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--ink-muted);
    line-height: 1;
    padding: 4px;
    transition: color var(--transition);
}

.project-modal-close:hover {
    color: var(--gold);
}

.project-modal-body {
    padding: 32px 40px 40px;
}

.project-modal-section {
    margin-bottom: 28px;
}

.project-modal-thumb {
    width: 100%;
    height: 220px;
    overflow: hidden;
    margin-bottom: 28px;
    background: var(--cream);
    position: relative;
    cursor: zoom-in;
}

.project-modal-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.project-modal-thumb:hover img {
    transform: scale(1.03);
}

.project-modal-thumb-hint {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(26, 26, 26, 0.65);
    color: var(--white);
    font-size: 0.62rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 5px 10px;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition);
}

.project-modal-thumb:hover .project-modal-thumb-hint {
    opacity: 1;
}

.project-modal-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--ink);
    color: var(--white);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid var(--ink);
    transition: background var(--transition), color var(--transition);
}

.project-modal-link:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--white);
}

.project-modal-section h4 {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}

.project-modal-section p {
    font-size: 0.9rem;
    color: var(--ink-light);
    line-height: 1.8;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-item {
    padding: 6px 14px;
    border: 1px solid var(--border);
    font-size: 0.75rem;
    color: var(--ink-light);
}

/* =============================================
   EXPERIENCE / TIMELINE SECTION
============================================= */
#experience {
    padding: 120px 0;
    background: var(--off-white);
}

.timeline-wrapper {
    position: relative;
    padding: 40px 0;
}

.timeline-svg {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    width: 120px;
    z-index: 0;
}

.timeline-path {
    fill: none;
    stroke: var(--gold);
    stroke-width: 1.5;
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
}

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

.timeline-item {
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    gap: 0 20px;
    margin-bottom: 80px;
    align-items: center;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

body.js-loaded .timeline-item {
    opacity: 0;
    transform: translateY(30px);
}

.timeline-item.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.timeline-content-left,
.timeline-content-right {
    padding: 28px;
    background: var(--white);
    border: 1px solid var(--border);
    transition: border-color var(--transition), box-shadow var(--transition);
    align-self: center;
}

.timeline-content-left:hover,
.timeline-content-right:hover {
    border-color: var(--gold-light);
    box-shadow: 0 8px 32px var(--shadow);
}

.timeline-node {
    display: flex;
    justify-content: center;
    align-items: center;
    align-self: center;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--white);
    border: 2px solid var(--gold);
    position: relative;
    z-index: 2;
}

.timeline-dot::before {
    content: "";
    position: absolute;
    inset: 3px;
    border-radius: 50%;
    background: var(--gold);
}

.tl-year {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.15em;
    margin-bottom: 8px;
    display: block;
}

.tl-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 8px;
}

.tl-desc {
    font-size: 0.85rem;
    color: var(--ink-muted);
    line-height: 1.7;
}

/* =============================================
   CONTACT SECTION
============================================= */
#contact {
    padding: 160px 0 120px;
    background: var(--ink);
}

#contact .section-title {
    color: var(--white);
}

#contact .section-divider {
    background: var(--gold);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 80px;
    align-items: start;
}

.contact-info {
    color: rgba(255, 255, 255, 0.65);
}

.contact-info p {
    font-size: 0.9rem;
    line-height: 1.9;
    margin-bottom: 40px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-detail-icon {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.9rem;
    color: var(--gold);
}

.contact-detail-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.contact-detail-text strong {
    display: block;
    color: var(--white);
    font-weight: 500;
    margin-bottom: 2px;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
}

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

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

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
}

.form-field input,
.form-field textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--white);
    padding: 14px 18px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: border-color var(--transition), background var(--transition);
    -webkit-appearance: none;
    border-radius: 0;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

.form-field input:focus,
.form-field textarea:focus {
    border-color: var(--gold);
    background: rgba(255, 255, 255, 0.08);
}

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

.form-submit {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 40px;
    background: var(--gold);
    color: var(--ink);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    align-self: flex-start;
    font-family: var(--font-body);
}

.form-submit:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
}

.form-submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.form-status {
    font-size: 0.85rem;
    padding: 12px 18px;
    display: none;
}

.form-status.success {
    background: rgba(184, 154, 106, 0.15);
    color: var(--gold-light);
    border-left: 2px solid var(--gold);
    display: block;
}

.form-status.error {
    background: rgba(220, 80, 80, 0.1);
    color: #e87474;
    border-left: 2px solid #e87474;
    display: block;
}

/* =============================================
   FOOTER
============================================= */
footer {
    background: var(--ink);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 40px clamp(24px, 6vw, 80px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.footer-copy {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.08em;
}

.footer-copy span {
    color: var(--gold);
}

.footer-socials {
    display: flex;
    gap: 20px;
}

.footer-socials a {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-socials a:hover {
    color: var(--gold);
}

/* =============================================
   SCROLL REVEAL
============================================= */
.reveal {
    transition: opacity 0.7s ease, transform 0.7s ease;
}

body.js-loaded .reveal {
    opacity: 0;
    transform: translateY(32px);
}

.reveal.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

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

/* =============================================
   KEYFRAME ANIMATIONS
============================================= */
@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes rotateCounterSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

@keyframes floatOrb {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(20px, 30px) scale(1.06); }
}

@keyframes scrollDown {
    0% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    50% { opacity: 1; }
    100% { opacity: 0; transform: scaleY(0.3); transform-origin: bottom; }
}

/* =============================================
   MOBILE NAV
============================================= */
.mobile-menu {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 24px clamp(24px, 6vw, 80px);
    display: flex;
    flex-direction: column;
    gap: 20px;
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 99;
    pointer-events: none;
}

.mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.mobile-menu a {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-light);
    text-decoration: none;
    transition: color var(--transition);
}

.mobile-menu a:hover {
    color: var(--gold);
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 60px;
        padding-top: calc(var(--nav-h) + 40px);
        padding-bottom: 80px;
    }
    .hero-right { display: none; }
    .about-grid { grid-template-columns: 1fr; }
    .flip-card { max-width: 260px; margin: 0 auto; }
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .certs-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .timeline-item {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        text-align: left !important;
    }
    .timeline-item .timeline-node { display: none; }
    .timeline-item .timeline-content-left,
    .timeline-item .timeline-content-right {
        grid-column: 1;
        grid-row: auto;
        text-align: left !important;
    }
    .timeline-svg { display: none; }
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
}

@media (min-width: 901px) {
    nav#navbar {
        padding-left: clamp(40px, 7vw, 100px);
        padding-right: clamp(40px, 7vw, 100px);
    }
    .hero-inner {
        padding-left: clamp(40px, 7vw, 100px);
        padding-right: clamp(40px, 7vw, 100px);
    }
}

@media (max-width: 580px) {
    .projects-grid { grid-template-columns: 1fr; }
    .certs-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .about-stats { gap: 24px; }

    /* Modal thumbnail — show full image without cropping on mobile */
    .project-modal-thumb {
        height: auto;
        aspect-ratio: 16 / 9;
    }
    #modalBody .project-modal-thumb img {
        object-fit: contain;
        background: var(--cream);
    }

    /* Reduce font sizes in modal on mobile */
    .project-modal-title { font-size: 1.35rem; }
    .project-modal-header { padding: 24px 20px 16px; }
    .project-modal-body { padding: 20px 20px 28px; }
    .project-modal-section p { font-size: 0.8rem; }
    .project-modal-section h4 { font-size: 0.62rem; }
    .tech-item { font-size: 0.65rem; padding: 4px 10px; }
}

/* =============================================
   TOAST NOTIFICATION
============================================= */
#toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    background: var(--white);
    border: 1px solid var(--border);
    box-shadow: 0 8px 40px rgba(26, 26, 26, 0.14), 0 2px 8px rgba(26, 26, 26, 0.06);
    padding: 18px 20px;
    min-width: 300px;
    max-width: 360px;
    pointer-events: all;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.45s ease;
}

.toast.toast-show { transform: translateX(0); opacity: 1; }
.toast.toast-hide { transform: translateX(120%); opacity: 0; }

.toast-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(184, 154, 106, 0.12);
    border: 1px solid rgba(184, 154, 106, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.toast-content { flex: 1; }

.toast-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 400;
    color: var(--ink);
    margin-bottom: 3px;
    line-height: 1.3;
}

.toast-message {
    font-size: 0.78rem;
    color: var(--ink-muted);
    line-height: 1.6;
}

.toast-close {
    background: none;
    border: none;
    font-size: 1rem;
    color: var(--ink-muted);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    margin-top: 1px;
    flex-shrink: 0;
    transition: color var(--transition);
}

.toast-close:hover { color: var(--gold); }

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 2px;
    background: var(--gold);
    width: 100%;
    transform-origin: left;
    animation: toastProgress 5s linear forwards;
}

@keyframes toastProgress {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

@media (max-width: 480px) {
    #toast-container { bottom: 20px; right: 16px; left: 16px; }
    .toast { min-width: unset; max-width: 100%; }
}

/* =============================================
   GREETING OVERLAY
   FIX: transition moved to base element so the
   browser always has a defined "before" state.
   When .swipe-up is added only the transform
   changes — the transition was already active.
============================================= */
#greeting-overlay {
    position: fixed;
    inset: 0;
    background: #0d0d0d;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: all;
    /* FIX: transition must live on the base element, NOT only on .swipe-up */
    transition: transform 0.9s cubic-bezier(0.87, 0, 0.13, 1);
}

#greeting-overlay.swipe-up {
    transform: translateY(-100%);
}

#greeting-overlay.hidden {
    display: none;
}

#greeting-text {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 300;
    color: #ffffff;
    letter-spacing: 0.04em;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.16s cubic-bezier(0.4, 0, 0.2, 1), transform 0.16s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    text-align: center;
}

#greeting-text.show {
    opacity: 1;
    transform: translateY(0);
}

#greeting-text.hide {
    opacity: 0;
    transform: translateY(-20px);
}

/* =============================================
   LIGHTBOX
============================================= */
#lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.94);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(20px, 4vw, 60px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    cursor: zoom-out;
}

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

#lightbox-img {
    max-width: 100%;
    max-height: 90vh;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: default;
}

#lightbox-overlay.active #lightbox-img {
    transform: scale(1);
}

#lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.4rem;
    line-height: 1;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

#lightbox-close:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--ink);
}

#lightbox-caption {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.45);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-align: center;
    pointer-events: none;
    white-space: nowrap;
}