/* === POV — Guest/Camera — Dark Glass 2026 === */

/* Inter — self-hosted (latin + latin-ext) */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 200 700;
    font-display: swap;
    src: url('/static/fonts/inter-latin-ext.woff2') format('woff2');
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 200 700;
    font-display: swap;
    src: url('/static/fonts/inter-latin.woff2') format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
    --bg: #0C0A09;
    --surface: rgba(255, 255, 255, 0.04);
    --surface-hover: rgba(255, 255, 255, 0.07);
    --surface-border: rgba(255, 255, 255, 0.07);
    --text: #FAF7F2;
    --text-muted: #8A8279;
    --accent: #D4A574;
    --accent-light: #E8D5B7;
    --gold: #C9A96E;
    --glow: rgba(212, 165, 116, 0.15);
    --danger: #E85D5D;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, 'Helvetica Neue', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100dvh;
    -webkit-user-select: none;
    user-select: none;
}

.screen {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

/* === Welcome Screen === */
.welcome-screen {
    background: var(--bg);
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.welcome-screen::before {
    content: '';
    position: absolute;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(212, 165, 116, 0.2), transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: blur(100px);
    pointer-events: none;
}

.welcome-content {
    text-align: center;
    padding: 2rem;
    max-width: 400px;
    width: 100%;
    position: relative;
    z-index: 1;
    animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-content h1 {
    font-size: 2.4rem;
    margin-bottom: 0.5rem;
    font-weight: 200;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--text), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.welcome-content .subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 400;
}

.welcome-content input {
    display: block;
    width: 100%;
    padding: 0.95rem 1.2rem;
    margin-bottom: 0.7rem;
    border: 1px solid var(--surface-border);
    border-radius: 14px;
    font-size: 1rem;
    font-family: inherit;
    background: var(--surface);
    color: var(--text);
    transition: all 0.2s;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.welcome-content input::placeholder {
    color: var(--text-muted);
    font-weight: 300;
}

.welcome-content input:focus {
    outline: none;
    border-color: rgba(212, 165, 116, 0.4);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.08);
}

.btn-start {
    display: block;
    width: 100%;
    padding: 1rem;
    margin-top: 0.5rem;
    background: linear-gradient(135deg, var(--accent), var(--gold));
    color: #0C0A09;
    border: none;
    border-radius: 14px;
    font-size: 1rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px var(--glow);
}

.btn-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 165, 116, 0.25);
}

.btn-start:active {
    transform: translateY(0) scale(0.98);
}

/* === Upload Screen === */
.upload-screen {
    background: var(--bg);
}

.upload-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.2rem;
    padding-top: max(1rem, env(safe-area-inset-top));
    background: rgba(12, 10, 9, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--surface-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.guest-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
}

.photo-counter {
    font-size: 0.75rem;
    background: rgba(212, 165, 116, 0.1);
    color: var(--accent);
    padding: 0.35rem 0.9rem;
    border-radius: 20px;
    font-weight: 500;
    border: 1px solid rgba(212, 165, 116, 0.15);
}

.upload-body {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    padding-bottom: 100px;
}

/* === Pick zone === */
.pick-zone {
    text-align: center;
    padding: 2rem 0;
}

.btn-pick {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    margin: 0 auto;
    padding: 3rem;
    background: var(--surface);
    border: 1px dashed rgba(212, 165, 116, 0.25);
    border-radius: 20px;
    color: var(--accent);
    font-size: 1rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
    max-width: 340px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.btn-pick svg {
    opacity: 0.7;
    transition: opacity 0.2s;
}

.btn-pick:hover {
    background: var(--surface-hover);
    border-color: rgba(212, 165, 116, 0.4);
    transform: translateY(-2px);
}

.btn-pick:hover svg {
    opacity: 1;
}

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

.btn-pick:disabled {
    opacity: 0.25;
    cursor: not-allowed;
    transform: none;
}

.pick-hint {
    margin-top: 1rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 300;
}

.pick-hint.limit-reached {
    color: var(--danger);
    font-weight: 500;
}

/* === Preview section === */
.preview-section {
    margin-top: 1.5rem;
    animation: fadeUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.preview-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.8rem;
    text-align: center;
    font-weight: 400;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    margin-bottom: 1.5rem;
}

.preview-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: 12px;
    overflow: hidden;
    background: var(--surface);
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.btn-remove {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 26px;
    height: 26px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background 0.2s;
}

.btn-remove:hover {
    background: rgba(232, 93, 93, 0.8);
}

.btn-upload {
    display: block;
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--accent), var(--gold));
    color: #0C0A09;
    border: none;
    border-radius: 14px;
    font-size: 1rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px var(--glow);
}

.btn-upload:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 165, 116, 0.25);
}

.btn-upload:active {
    transform: translateY(0) scale(0.98);
}

/* === Progress section === */
.progress-section {
    text-align: center;
    padding: 3rem 1rem;
}

.progress-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 1.5rem;
}

.progress-bar-container {
    width: 100%;
    max-width: 300px;
    height: 4px;
    background: var(--surface);
    border-radius: 2px;
    margin: 0 auto 1rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(to right, var(--accent), var(--gold));
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 12px var(--glow);
}

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

/* === Status message === */
.status-message {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent);
    padding: 0.8rem 1.5rem;
    border-radius: 14px;
    font-size: 0.85rem;
    white-space: nowrap;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--surface-border);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

/* === Footer === */
.upload-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
    background: rgba(12, 10, 9, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--surface-border);
    text-align: center;
}

a.btn-back-home,
a.btn-back-home:visited,
a.btn-back-home:active {
    display: inline-block;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    margin-right: 1.5rem;
    transition: color 0.2s;
}

a.btn-back-home:hover {
    color: var(--accent);
}

.btn-change-identity {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.2s;
}

.btn-change-identity:hover {
    color: var(--accent);
}