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

/* ── DESIGN TOKENS ───────────────────────────────── */
:root {
    /* Brand */
    --primary: #8d34b4;
    --primary-dim: #8025a6;
    --primary-container: #e8aaff;
    --on-primary: #fff7fc;
    --on-primary-container: #64008a;

    --secondary: #386b02;
    --secondary-dim: #305e00;
    --secondary-container: #bffd89;
    --secondary-fixed: #bffd89;
    --on-secondary: #edffd8;
    --on-secondary-fixed: #274e00;

    --tertiary: #795a00;
    --tertiary-container: #fdc003;

    --error: #ac3149;

    /* Surfaces */
    --background: #fef9f0;
    --surface: #fef9f0;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #f8f3e9;
    --surface-container: #f3ede2;
    --surface-container-high: #ede8db;
    --surface-container-highest: #e7e2d4;

    /* Text */
    --on-surface: #353329;
    --on-surface-variant: #625f54;
    --on-background: #353329;
    --outline: #7e7b6f;
    --outline-variant: #b6b2a4;

    /* Fonts */
    --headline: 'Epilogue', sans-serif;
    --body: 'Be Vietnam Pro', sans-serif;

    /* Radii */
    --r-sm: 0.5rem;
    --r-default: 1rem;
    --r-lg: 2rem;
    --r-xl: 3rem;
    --r-full: 9999px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--body);
    background: var(--background);
    color: var(--on-background);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--primary-container);
    color: var(--on-primary-container);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    display: inline-block;
    vertical-align: middle;
}

/* ── UTILITY ─────────────────────────────────────── */
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }

/* ── TYPOGRAPHY ──────────────────────────────────── */
h1, h2 {
    font-family: var(--headline);
    color: var(--on-background);
    letter-spacing: -0.04em;
    line-height: 1.1;
}

h2 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 900;
    margin-bottom: 16px;
}

p {
    font-size: 1.05rem;
    color: var(--on-surface-variant);
}

/* ── NAV ─────────────────────────────────────────── */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(254, 249, 240, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    font-family: var(--headline);
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--on-surface);
    letter-spacing: -0.04em;
}

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

.nav-links a {
    font-family: var(--body);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--on-surface-variant);
    transition: color 0.2s;
}

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

.btn-nav-cta {
    font-family: var(--headline);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--on-primary);
    background: var(--primary);
    padding: 10px 24px;
    border-radius: var(--r-full);
    transition: background 0.25s, transform 0.25s;
    box-shadow: 0 2px 12px rgba(141, 52, 180, 0.2);
}

.btn-nav-cta:hover {
    background: var(--primary-dim);
    transform: translateY(-1px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--on-surface);
    border-radius: 2px;
    transition: 0.3s ease;
}

/* ── HERO ────────────────────────────────────────── */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(53, 51, 41, 0.65) 0%,
        rgba(53, 51, 41, 0.3) 50%,
        transparent 100%
    );
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
    width: 100%;
}

.chip {
    display: inline-block;
    font-family: var(--body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--on-secondary-fixed);
    background: var(--secondary-fixed);
    padding: 6px 18px;
    border-radius: var(--r-full);
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 900;
    color: var(--on-primary);
    line-height: 0.95;
    letter-spacing: -0.05em;
    margin-bottom: 20px;
    text-shadow: 0 4px 40px rgba(0, 0, 0, 0.3);
}

.hero-body {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.88);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.7;
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--headline);
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dim));
    padding: 18px 36px;
    border: none;
    border-radius: var(--r-lg);
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s;
    box-shadow: 0 4px 24px rgba(141, 52, 180, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(141, 52, 180, 0.4);
}

/* ── ABOUT ───────────────────────────────────────── */
.about {
    padding: 100px 0;
    background: var(--surface);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 240px;
    gap: 64px;
    align-items: center;
}

.about-body h2 {
    margin-bottom: 20px;
}

.about-body p {
    margin-top: 14px;
    max-width: 580px;
    line-height: 1.8;
}

.about-portrait {
    width: 200px;
    height: 200px;
    border-radius: var(--r-lg);
    box-shadow: 0 20px 40px rgba(53, 51, 41, 0.06);
}

/* ── GALLERY ─────────────────────────────────────── */
.gallery {
    padding: 100px 0 80px;
    background: var(--surface-container-low);
}

.gallery-header {
    max-width: 600px;
    margin-bottom: 48px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.gallery-header p {
    margin-top: 8px;
    color: var(--on-surface-variant);
    font-size: 1.05rem;
}

.gallery-track {
    overflow: hidden;
    padding-bottom: 16px;
}

.gallery-scroll {
    display: flex;
    gap: 24px;
    animation: marquee 50s linear infinite;
    width: max-content;
    will-change: transform;
}

.gallery-track:hover .gallery-scroll {
    animation-play-state: paused;
}

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

.gallery-item {
    flex: 0 0 auto;
    width: 520px;
    aspect-ratio: 16 / 9;
    border-radius: var(--r-default);
    overflow: hidden;
    cursor: pointer;
    position: relative;
    box-shadow: 0 20px 40px rgba(53, 51, 41, 0.06);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.gallery-item:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: 0 24px 48px rgba(53, 51, 41, 0.1);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
    transition: transform 0.7s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-footer {
    text-align: center;
    margin-top: 48px;
}

.btn-secondary {
    display: inline-block;
    font-family: var(--headline);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--on-surface);
    background: var(--surface-container-highest);
    padding: 18px 36px;
    border-radius: var(--r-full);
    transition: background 0.25s, transform 0.25s;
}

.btn-secondary:hover {
    background: var(--surface-container-high);
    transform: translateY(-1px);
}

/* ── LIGHTBOX ────────────────────────────────────── */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(53, 51, 41, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

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

.lightbox-img {
    max-width: 88vw;
    max-height: 82vh;
    border-radius: var(--r-default);
    box-shadow: 0 16px 60px rgba(0, 0, 0, 0.4);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.75);
    cursor: pointer;
    transition: color 0.2s;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    color: #fff;
}

.lightbox-close {
    top: 24px;
    right: 32px;
    font-size: 2.4rem;
}

.lightbox-prev {
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
}

.lightbox-next {
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
}

/* ── CONTACT ─────────────────────────────────────── */
.contact {
    padding: 120px 0;
    background: var(--surface-container);
}

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

.contact-intro h2 {
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.1;
    margin-bottom: 20px;
}

.contact-intro p {
    font-size: 1.1rem;
    max-width: 420px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.social-row {
    display: flex;
    gap: 16px;
}

.hero-socials {
    margin-top: 24px;
}

.social-circle {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-full);
    background: var(--surface-container-highest);
    color: var(--on-surface);
    transition: background 0.25s, color 0.25s, transform 0.25s;
}

.social-circle svg {
    width: 20px;
    height: 20px;
}

.social-circle:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.contact-form-card {
    background: var(--surface-container-lowest);
    padding: 40px;
    border-radius: var(--r-lg);
    box-shadow: 0 20px 40px rgba(53, 51, 41, 0.06);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-field label {
    display: block;
    font-family: var(--body);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--on-surface-variant);
    margin-bottom: 8px;
}

.form-field input,
.form-field textarea {
    width: 100%;
    font-family: var(--body);
    font-size: 0.95rem;
    color: var(--on-surface);
    background: var(--surface-container-low);
    border: none;
    border-radius: var(--r-default);
    padding: 16px;
    outline: none;
    transition: box-shadow 0.2s;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: var(--outline-variant);
}

.form-field input:focus,
.form-field textarea:focus {
    box-shadow: 0 0 0 2px var(--primary);
}

.form-field textarea {
    resize: vertical;
    min-height: 110px;
}

.btn-form-submit {
    width: 100%;
    font-family: var(--headline);
    font-size: 1.05rem;
    font-weight: 900;
    color: var(--on-secondary);
    background: var(--secondary);
    padding: 18px;
    border: none;
    border-radius: var(--r-full);
    cursor: pointer;
    transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
    box-shadow: 0 4px 16px rgba(56, 107, 2, 0.15);
}

.btn-form-submit:hover {
    background: var(--secondary-dim);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(56, 107, 2, 0.2);
}

/* ── FOOTER ──────────────────────────────────────── */
.site-footer {
    background: var(--tertiary);
    border-radius: var(--r-xl) var(--r-xl) 0 0;
    margin-top: 80px;
    color: var(--surface);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 56px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-logo {
    font-family: var(--headline);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--surface);
    margin-bottom: 6px;
}

.footer-copy {
    font-family: var(--body);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(254, 249, 240, 0.55);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-links a {
    font-family: var(--body);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(254, 249, 240, 0.55);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--surface);
}

/* ── SCROLL REVEAL ───────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 900px) {
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(254, 249, 240, 0.97);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 24px 32px;
        gap: 16px;
        transform: translateY(-120%);
        transition: transform 0.35s ease;
    }

    .nav-links.open {
        transform: translateY(0);
    }

    .btn-nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .hero-content {
        padding: 0 24px;
    }

    .hero-title {
        font-size: clamp(2.8rem, 12vw, 4.5rem);
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .about-body p {
        max-width: 100%;
    }

    .about-portrait {
        margin: 0 auto;
    }

    .gallery-item {
        width: 320px;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}