/* ============================================
   WEDDING SITE — Minimalist Awwwards Style
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --white: #ffffff;
    --off-white: #fafaf9;
    --cream: #f5f4f0;
    --light-gray: #e8e6e1;
    --mid-gray: #b5b0a8;
    --dark-gray: #6b6560;
    --charcoal: #3a3632;
    --black: #1a1816;
    --accent: #c9a96e;
    --accent-light: #dfc8a0;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --ease: cubic-bezier(0.25, 0, 0.15, 1);
}

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

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--charcoal);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(24px, 5vw, 80px);
}

/* --- Typography --- */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 300;
}

.section-label {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--mid-gray);
    margin-bottom: 3rem;
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(0px);
    transition: all 0.6s var(--ease);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--light-gray);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem clamp(24px, 5vw, 80px);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-decoration: none;
    color: var(--charcoal);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--dark-gray);
    position: relative;
    transition: color 0.3s var(--ease);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s var(--ease);
}

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

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

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--charcoal);
    transition: all 0.3s var(--ease);
}

.nav-mobile {
    display: none;
    flex-direction: column;
    padding: 0 clamp(24px, 5vw, 80px) 1.5rem;
    gap: 1rem;
}

.nav-mobile a {
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    color: var(--dark-gray);
}

.nav-mobile.open {
    display: flex;
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
}

/* --- Hero --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    position: relative;
    background: var(--white);
    overflow: hidden;
}

.hero-image {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-left: 8%;
    max-width: 38%;
}

.hero-date {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.5em;
    text-transform: uppercase;
    color: var(--white);
    margin-bottom: 2rem;
    transform: translateY(20px);
    animation: fadeUp 1s var(--ease) 0.3s forwards;
}

.hero-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s var(--ease) 0.6s forwards;
}

.hero-name {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--white);
}

.hero-amp {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 300;
    font-style: italic;
    color: var(--white);
    line-height: 1;
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--white);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 1s var(--ease) 0.9s forwards;
}

.hero-scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    animation: fadeUp 1s var(--ease) 1.5s forwards;
}

.hero-scroll span {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
}

.hero-scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.8), transparent);
    animation: scrollLine 2s var(--ease) infinite;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollLine {
    0% { opacity: 1; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

@media (max-width: 768px) {
    .hero {
        justify-content: flex-start;
        text-align: left;
    }
    .hero-content {
        padding-left: 2rem;
        padding-right: 2rem;
        max-width: 70%;
    }
    .hero-title {
        align-items: flex-start;
    }
    .hero-amp {
        display: none;
    }
}

/* --- Countdown --- */
.countdown-section {
    padding: 8rem 0;
    text-align: center;
    background: var(--off-white);
}

.countdown {
    display: flex;
    justify-content: center;
    gap: clamp(2rem, 6vw, 5rem);
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-number {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 7vw, 5rem);
    font-weight: 300;
    line-height: 1;
    color: var(--black);
}

.countdown-label {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--mid-gray);
    margin-top: 0.5rem;
}

/* --- Story --- */
.story {
    padding: 10rem 0;
}

.story-content {
    max-width: 680px;
}

.story-lead {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 300;
    line-height: 1.5;
    color: var(--black);
    margin-bottom: 2rem;
}

.story-text p {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
}

/* --- Gallery --- */
.gallery {
    padding: 6rem 0 10rem;
    background: var(--off-white);
}

.gallery-grid {
    columns: 3;
    column-gap: 1rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    background: var(--cream);
    break-inside: avoid;
    margin-bottom: 1rem;
}

.gallery-item:nth-child(3n+2) {
}

.gallery-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    transition: transform 0.8s var(--ease);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(26, 24, 22, 0);
    transition: background 0.4s var(--ease);
}

.gallery-item:hover::after {
    background: rgba(26, 24, 22, 0.1);
}

@media (max-width: 768px) {
    .gallery-grid {
        columns: 2;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        columns: 1;
    }
}

/* --- Lightbox --- */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--ease);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 2px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 2rem;
    padding: 1rem;
    opacity: 0.7;
    transition: opacity 0.3s;
    z-index: 1001;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 1;
}

.lightbox-close { top: 1rem; right: 1rem; font-size: 2.5rem; }
.lightbox-prev { left: 1rem; top: 50%; transform: translateY(-50%); font-size: 3rem; }
.lightbox-next { right: 1rem; top: 50%; transform: translateY(-50%); font-size: 3rem; }

/* --- Details --- */
.details {
    padding: 10rem 0;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.detail-card {
    padding: 3rem 2rem;
    border: 1px solid var(--light-gray);
    border-radius: 2px;
    text-align: center;
    transition: border-color 0.3s var(--ease);
}

.detail-card:hover {
    border-color: var(--accent);
}

.detail-icon {
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.detail-card h3 {
    font-size: 1.4rem;
    font-weight: 400;
    margin-bottom: 0.75rem;
    color: var(--black);
}

.detail-card p {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.detail-link {
    display: inline-block;
    margin-top: 1rem;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s var(--ease);
}

.detail-link:hover {
    border-bottom-color: var(--accent);
}

@media (max-width: 768px) {
    .details-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .details-grid {
        grid-template-columns: 1fr;
    }
}

/* --- Gifts --- */
.gifts {
    padding: 6rem 0 10rem;
    background: var(--off-white);
}

.gifts-intro {
    max-width: 640px;
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: 3.5rem;
    line-height: 1.8;
}

.gifts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gift-card {
    background: var(--white);
    border: 1px solid var(--light-gray);
    border-radius: 2px;
    padding: 2rem;
    transition: all 0.3s var(--ease);
    position: relative;
}

.gift-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.gift-card.reserved {
    opacity: 0.55;
}

.gift-card.reserved::after {
    content: 'Rezervováno';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--cream);
    padding: 0.3rem 0.6rem;
    border-radius: 2px;
}

.gift-name {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--black);
    margin-bottom: 0.5rem;
}

.gift-desc {
    font-size: 0.85rem;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.btn {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.8rem 1.8rem;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    text-decoration: none;
}

.btn-primary {
    background: var(--black);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--accent);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--light-gray);
    color: var(--charcoal);
}

.btn-outline:hover {
    border-color: var(--charcoal);
}

.btn:disabled {
    opacity: 0.4;
    cursor: default;
    pointer-events: none;
}

/* --- Modal --- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
}

.modal-content {
    position: relative;
    background: var(--white);
    padding: 3rem;
    border-radius: 2px;
    width: 90%;
    max-width: 420px;
    transform: translateY(20px);
    transition: transform 0.3s var(--ease);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-gray);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 0.5rem;
}

.modal-gift-name {
    font-size: 0.85rem;
    color: var(--dark-gray);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    border: 1px solid var(--light-gray);
    border-radius: 2px;
    outline: none;
    transition: border-color 0.3s;
    background: var(--white);
    color: var(--charcoal);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
}

.form-error {
    font-size: 0.8rem;
    color: #c0392b;
    margin-top: 0.75rem;
    min-height: 1.2rem;
}

/* --- Footer --- */
.footer {
    padding: 5rem 0;
    text-align: center;
    border-top: 1px solid var(--light-gray);
}

.footer-names {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--black);
    margin-bottom: 0.5rem;
}

.footer-date {
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    color: var(--mid-gray);
}

/* --- Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Gifts empty state --- */
.gifts-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--mid-gray);
    font-size: 0.9rem;
}