/* ============================================================
   Our Selfie Moments — style.css
   Apple-esque, bright, inviting
   ============================================================ */

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

html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    background: none;
    border: none;
}

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

ul, ol {
    list-style: none;
}

details > summary {
    cursor: pointer;
}

details > summary::-webkit-details-marker {
    display: none;
}

/* --- Custom Properties --- */
:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f5f5f7;
    --color-bg-elevated: #ffffff;
    --color-surface: #f5f5f7;
    --color-border: #d2d2d7;
    --color-border-hover: #86868b;
    --color-text: #1d1d1f;
    --color-text-muted: #6e6e73;
    --color-text-dim: #86868b;
    --color-accent: #0071e3;
    --color-accent-hover: #0077ED;
    --color-accent-dim: rgba(0, 113, 227, 0.08);
    --color-accent-warm: #ff6b35;
    --color-amber: #ff9500;
    --color-red: #ff3b30;
    --color-green: #34c759;
    --color-gray: #8e8e93;

    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-mono: 'Space Mono', 'SF Mono', 'Fira Code', monospace;
    --font-body: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    --container-max: 1200px;
    --container-narrow: 800px;
    --nav-height: 64px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);

    --transition: 0.2s ease;
    --transition-slow: 0.4s ease;
}

/* --- Base --- */
body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
}

::selection {
    background-color: var(--color-accent);
    color: #ffffff;
}

/* --- Typography --- */
h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }

.mono, code, .countdown, time {
    font-family: var(--font-mono);
}

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

/* --- Layout --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section--alt {
    background-color: var(--color-bg-alt);
}

.section__title {
    margin-bottom: 48px;
    text-align: center;
}

/* ============================================================
   Navigation
   ============================================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    transition: background var(--transition);
}

/* When nav is over the hero video, use light text */
.nav--hero-visible {
    background: rgba(0, 0, 0, 0.15);
    border-bottom-color: transparent;
}

.nav--hero-visible,
.nav--hero-visible .nav__wordmark,
.nav--hero-visible .nav__links a,
.nav--hero-visible .nav__links .nav__user {
    color: #ffffff;
}

.nav--hero-visible .nav__hamburger span {
    background: #ffffff;
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__wordmark {
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    white-space: nowrap;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: 32px;
    font-size: 0.875rem;
    font-weight: 500;
}

.nav__links a:hover {
    color: var(--color-accent);
    transition: color var(--transition);
}

.nav__user {
    color: var(--color-accent);
    font-weight: 600;
    font-size: 0.875rem;
}

.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}

.nav__hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 768px) {
    .nav__links {
        display: none;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: rgba(255, 255, 255, 0.97);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
        padding: 16px 24px;
    }

    .nav--hero-visible .nav__links {
        background: rgba(0, 0, 0, 0.85);
    }

    .nav__links.is-open {
        display: flex;
    }

    .nav__links a,
    .nav__links .nav__user,
    .nav__links button {
        padding: 12px 0;
        width: 100%;
        text-align: left;
    }

    .nav__hamburger {
        display: flex;
    }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
    background: #000;
}

/* Video background */
.hero__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.7;
}

/* Gradient overlay on video */
.hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(180deg,
            rgba(0,0,0,0.3) 0%,
            rgba(0,0,0,0.1) 40%,
            rgba(0,0,0,0.15) 60%,
            rgba(0,0,0,0.5) 100%
        );
}

.hero__content {
    position: relative;
    z-index: 2;
}

.hero__headline {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 12vw, 8rem);
    font-weight: 900;
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 24px;
    color: #ffffff;
}

.hero__headline span {
    display: block;
}

.hero__tagline {
    font-family: var(--font-body);
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: rgba(255, 255, 255, 0.85);
    font-weight: 400;
    letter-spacing: 0.01em;
    max-width: 480px;
    margin: 0 auto 40px;
    line-height: 1.5;
}

.hero__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #ffffff;
    color: #1d1d1f;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.05rem;
    padding: 16px 36px;
    border-radius: 980px;
    transition: all var(--transition);
    text-decoration: none;
    letter-spacing: -0.01em;
}

.hero__cta:hover {
    background: rgba(255,255,255,0.9);
    transform: scale(1.03);
}

.hero__scroll-indicator {
    position: absolute;
    bottom: 40px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: float 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ============================================================
   Event Tabs
   ============================================================ */
.event-tabs {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px 0 20px;
    scrollbar-width: none;
    justify-content: center;
    flex-wrap: wrap;
}

.event-tabs::-webkit-scrollbar {
    display: none;
}

.event-tab {
    flex: 0 0 320px;
    scroll-snap-align: start;
    background: var(--color-bg-elevated);
    border: none;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition), transform var(--transition);
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-decoration: none;
}

.event-tab:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.event-tab__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
}

.event-tab__desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-tab__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin-top: auto;
}

/* ============================================================
   Gallery Grid
   ============================================================ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

@media (max-width: 1024px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

.gallery-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-surface);
    aspect-ratio: 4 / 5;
    display: block;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-slow), transform var(--transition-slow);
}

.gallery-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.gallery-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-card:hover .gallery-card__image {
    transform: scale(1.03);
}

.gallery-card__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 16px 16px;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.gallery-card:hover .gallery-card__overlay {
    opacity: 1;
}

.gallery-card__user {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
}

.gallery-card__location {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

.gallery-card__time {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--color-text-dim);
}

.gallery-sentinel {
    height: 1px;
}

.gallery-loading {
    display: flex;
    justify-content: center;
    padding: 40px 0;
}

/* ============================================================
   Event Header (event.php)
   ============================================================ */
.event-header {
    padding: 120px 0 60px;
    background: var(--color-bg-alt);
}

.event-header__top {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.event-header__count {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.event-header__title {
    margin-bottom: 16px;
}

.event-header__desc {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 640px;
    margin-bottom: 32px;
}

.event-header__timing {
    display: flex;
    gap: 40px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.event-header__time {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 0.85rem;
}

.event-header__label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-dim);
}

.event-header__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.1rem;
    margin-top: 8px;
}

/* ============================================================
   Submission Page (submission.php)
   ============================================================ */
.submission-page {
    padding: calc(var(--nav-height) + 40px) 0 80px;
}

.submission-page .container {
    max-width: var(--container-narrow);
}

.submission-page__back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 32px;
    transition: color var(--transition);
}

.submission-page__back:hover {
    color: var(--color-accent);
}

.submission-page__image-wrap {
    margin-bottom: 32px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
}

.submission-page__image {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.submission-page__event {
    margin-bottom: 8px;
}

.submission-page__event-desc {
    color: var(--color-text-muted);
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.submission-page__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.submission-page__user {
    color: var(--color-accent);
    font-weight: 700;
}

.submission-page__caption {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 1.2rem;
    color: var(--color-text-muted);
    border-left: 3px solid var(--color-accent);
    padding-left: 20px;
    margin: 24px 0 32px;
}

.submission-page__user {
    color: var(--color-accent);
    font-weight: 700;
}

/* ============================================================
   Share Buttons
   ============================================================ */
.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 32px 0;
}

.share-buttons .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.share-buttons .btn svg {
    flex-shrink: 0;
}

/* ============================================================
   Flag Form
   ============================================================ */
.flag-form {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.flag-form__trigger {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    letter-spacing: 0.05em;
    transition: color var(--transition);
}

.flag-form__trigger:hover {
    color: var(--color-text-muted);
}

.flag-form .form {
    margin-top: 16px;
    max-width: 400px;
}

/* ============================================================
   Modal
   ============================================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.modal[hidden] {
    display: none;
}

.modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px);
}

.modal__content {
    position: relative;
    background: var(--color-bg-elevated);
    border: none;
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 100%;
    max-width: 440px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modal-in 0.3s ease;
}

@keyframes modal-in {
    from { opacity: 0; transform: translateY(16px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    line-height: 1;
    transition: color var(--transition);
}

.modal__close:hover {
    color: var(--color-text);
}

.modal__title {
    margin-bottom: 24px;
    text-align: center;
}

.modal__panel[hidden] {
    display: none;
}

.modal__switch {
    margin-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.modal__switch button {
    color: var(--color-accent);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ============================================================
   Forms
   ============================================================ */
.form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form__group--checkbox {
    flex-direction: row;
    align-items: flex-start;
    gap: 10px;
}

.form__group--checkbox input[type="checkbox"] {
    margin-top: 4px;
    accent-color: var(--color-accent);
}

.form__label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

.form__input {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 12px 14px;
    font-size: 0.95rem;
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form__input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.form__input::placeholder {
    color: var(--color-text-dim);
}

.form__textarea {
    resize: vertical;
    min-height: 80px;
}

select.form__input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23888' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.form__error {
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid rgba(255, 68, 68, 0.3);
    border-radius: var(--radius);
    padding: 10px 14px;
    font-size: 0.85rem;
    color: var(--color-red);
    font-family: var(--font-mono);
}

.form__error[hidden] {
    display: none;
}

.form__success {
    background: var(--color-accent-dim);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: var(--radius);
    padding: 10px 14px;
    font-size: 0.85rem;
    color: var(--color-accent);
    font-family: var(--font-mono);
}

.form__success[hidden] {
    display: none;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 980px;
    letter-spacing: -0.01em;
    transition: all var(--transition);
    white-space: nowrap;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-accent);
    color: #ffffff;
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: scale(1.02);
}

.btn-secondary {
    background: var(--color-bg-alt);
    border: none;
    color: var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent-dim);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

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

/* ============================================================
   Countdown
   ============================================================ */
.countdown {
    display: inline-flex;
    align-items: baseline;
    gap: 4px;
    font-family: var(--font-mono);
    margin: 20px 0;
}

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

.countdown__value {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1;
    min-width: 2ch;
    text-align: center;
    color: var(--color-text);
}

.countdown__label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-dim);
    margin-top: 4px;
}

.countdown__sep {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--color-text-dim);
    align-self: flex-start;
    margin-top: 4px;
}

/* ============================================================
   Badges
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 5px 12px;
    border-radius: 100px;
}

.badge--live {
    background: rgba(52, 199, 89, 0.12);
    color: var(--color-green);
}

.badge--live::before {
    content: '';
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-green);
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.badge--upcoming {
    background: rgba(255, 149, 0, 0.12);
    color: var(--color-amber);
}

.badge--closed {
    background: rgba(142, 142, 147, 0.12);
    color: var(--color-gray);
}

/* ============================================================
   Steps (How It Works)
   ============================================================ */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    text-align: center;
}

@media (max-width: 768px) {
    .steps {
        grid-template-columns: 1fr;
        gap: 48px;
        max-width: 400px;
        margin: 0 auto;
    }
}

.steps__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.steps__icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-accent-dim);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}

.steps__heading {
    font-size: 1.1rem;
}

.steps__text {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
    padding: 60px 0 40px;
    background: var(--color-bg-alt);
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
}

.footer__wordmark {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 900;
    letter-spacing: 0.05em;
}

.footer__tagline {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    margin-top: 8px;
}

.footer__links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.footer__links a:hover {
    color: var(--color-accent);
    transition: color var(--transition);
}

.footer__social {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer__social a {
    color: var(--color-text-dim);
    transition: color var(--transition);
}

.footer__social a:hover {
    color: var(--color-accent);
}

.footer__copy {
    font-size: 0.7rem;
    color: var(--color-text-dim);
}

/* ============================================================
   Skeleton / Loading States
   ============================================================ */
.skeleton-tabs {
    display: flex;
    gap: 20px;
}

.skeleton-card {
    flex: 0 0 320px;
    height: 180px;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

@keyframes skeleton-pulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 0.8; }
}

.skeleton-gallery-card {
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.flag-form {
    border-top: 1px solid var(--color-border);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================================
   Utilities
   ============================================================ */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================================
   Responsive Fine-Tuning
   ============================================================ */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .event-header {
        padding: 100px 0 40px;
    }

    .event-header__timing {
        gap: 24px;
    }

    .share-buttons {
        flex-direction: column;
    }

    .share-buttons .btn {
        width: 100%;
    }

    .modal__content {
        padding: 28px 20px;
    }
}

@media (min-width: 1024px) {
    .footer__inner {
        grid-template-columns: 1fr auto auto;
        text-align: left;
        align-items: center;
    }

    .footer__copy {
        grid-column: 1 / -1;
        text-align: center;
        margin-top: 16px;
    }
}

/* Toast notification for copy feedback */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-text);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 12px 24px;
    border-radius: 980px;
    z-index: 3000;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
    pointer-events: none;
}

.toast.is-visible {
    transform: translateX(-50%) translateY(0);
}