/* ============================================================
   MomentDrop – Global Stylesheet
   Dark Mode + Neon accent (#39ff88 cyan-green)
   ============================================================ */

:root {
    --bg:          #0a0a0f;
    --bg-card:     #13131a;
    --bg-elevated: #1c1c28;
    --neon:        #39ff88;
    --neon-dim:    color-mix(in srgb, var(--neon) 15%, transparent);
    --text:        #e8e8f0;
    --text-muted:  #7070a0;
    --danger:      #ff4d6d;
    --radius-sm:   8px;
    --radius-md:   16px;
    --radius-lg:   24px;
    --radius-full: 9999px;
    --shadow-neon: 0 0 18px var(--neon), 0 0 60px color-mix(in srgb, var(--neon) 35%, transparent);
    --transition:  0.2s ease;
    --font:        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html { height: 100%; }

body {
    min-height: 100%;
    background: radial-gradient(ellipse 80% 60% at 50% -10%, #0d1a14 0%, var(--bg) 70%);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--neon);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ── App shell ── */
.app {
    display: flex;
    flex-direction: column;
    min-height: 100dvh;
    max-width: 480px;
    margin: 0 auto;
    padding: 0 20px env(safe-area-inset-bottom, 16px);
}

/* ── Header ── */
.app__header {
    padding: 28px 0 16px;
    text-align: center;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--neon);
}

.logo__icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 6px var(--neon));
}

.event-name {
    margin-top: 6px;
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ── Main ── */
.app__main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    padding-top: 32px;
    padding-bottom: 40px;
}

/* ── Upload card ── */
.upload-card {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid color-mix(in srgb, var(--neon) 12%, transparent);
    border-radius: var(--radius-lg);
    padding: 36px 24px;
}

.upload-card__hint {
    font-size: 1rem;
    color: var(--text-muted);
    text-align: center;
}

/* ── Upload button ── */
.btn-upload {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: var(--neon-dim);
    border: 2px solid var(--neon);
    color: var(--neon);
    cursor: pointer;
    transition: box-shadow var(--transition), transform var(--transition), background var(--transition);
    box-shadow: var(--shadow-neon);
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.btn-upload:hover,
.btn-upload:focus-visible {
    background: color-mix(in srgb, var(--neon) 22%, transparent);
    transform: scale(1.04);
}

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

.btn-upload:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.btn-upload__icon {
    font-size: 3rem;
    line-height: 1;
    font-weight: 300;
}

.btn-upload__label {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.upload-card__legal {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 260px;
}

.link { color: var(--neon); }

/* ── Progress / status ── */
.upload-status {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--bg-elevated);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.upload-status__item {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 4px 10px;
    align-items: center;
}

.upload-status__filename {
    font-size: 0.82rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
    grid-column: 1;
}

.upload-status__pct {
    font-size: 0.82rem;
    font-variant-numeric: tabular-nums;
    color: var(--neon);
    grid-column: 2;
    grid-row: 1;
}

.progress-track {
    height: 5px;
    border-radius: var(--radius-full);
    background: var(--bg-elevated);
    overflow: hidden;
    grid-column: 1 / -1;
}

.progress-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: var(--neon);
    box-shadow: 0 0 8px var(--neon);
    width: 0%;
    transition: width 0.12s linear;
}

/* ── Gallery ── */
.gallery {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.gallery__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--neon);
    text-align: center;
}

.gallery__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
}

.gallery__thumb {
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    width: 100%;
}

/* ── "More" button ── */
.btn-more {
    align-self: center;
    padding: 14px 32px;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--neon);
    background: transparent;
    color: var(--neon);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition), box-shadow var(--transition);
    -webkit-tap-highlight-color: transparent;
}

.btn-more:hover,
.btn-more:focus-visible {
    background: var(--neon-dim);
    box-shadow: 0 0 16px color-mix(in srgb, var(--neon) 30%, transparent);
}

/* ── Toast notifications ── */
.toast-container {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom, 0px));
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 9999;
    pointer-events: none;
    width: min(90vw, 360px);
}

.toast {
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    padding: 12px 18px;
    font-size: 0.85rem;
    color: var(--text);
    border-left: 3px solid var(--neon);
    opacity: 0;
    transform: translateY(10px);
    animation: toastIn 0.25s ease forwards, toastOut 0.3s ease 3.2s forwards;
    pointer-events: auto;
}

.toast--error {
    border-left-color: var(--danger);
    color: var(--danger);
}

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

@keyframes toastOut {
    to { opacity: 0; transform: translateY(6px); }
}

/* ── Share button ── */
.btn-share {
    padding: 12px 28px;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--text-muted);
    background: transparent;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition);
    -webkit-tap-highlight-color: transparent;
}
.btn-share:hover { border-color: var(--text); color: var(--text); }

/* ── PIN overlay ── */
.pin-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    padding: 24px;
}

.pin-card {
    background: var(--bg-card);
    border: 1px solid color-mix(in srgb, var(--neon) 20%, transparent);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100%;
    max-width: 340px;
}

.pin-card__title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--neon);
}

.pin-card__hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-align: center;
}

.pin-inputs {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.pin-input {
    width: 52px;
    height: 64px;
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    border: 2px solid var(--bg-elevated);
    background: var(--bg-elevated);
    color: var(--neon);
    caret-color: var(--neon);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.pin-input:focus {
    border-color: var(--neon);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--neon) 20%, transparent);
}

.pin-card__error {
    font-size: 0.82rem;
    color: var(--danger);
    text-align: center;
}

/* ── Stub pages (coming soon) ── */
.stub-page {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 40px 24px;
    text-align: center;
}

.stub-page__logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon);
    letter-spacing: 0.04em;
}

.stub-page__headline {
    font-size: 2rem;
    font-weight: 700;
}

.stub-page__sub {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 320px;
    line-height: 1.6;
}