/* =========================================================================
   Fotoalben – Oberfläche
   Helle, ruhige Galerie · dunkle Vollbildansicht · eine Akzentfarbe (Herz)
   ========================================================================= */

:root {
    --paper:      #f0f1f3;
    --card:       #ffffff;
    --ink:        #191b1f;
    --ink-soft:   #5f646d;
    --ink-faint:  #9aa0aa;
    --line:       #dde0e5;
    --rose:       #d92b45;
    --rose-soft:  #fdeaed;
    --dark:       #0b0c0e;
    --dark-soft:  #17191d;

    --row-h: 150px;
    --gap: 4px;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(20, 24, 32, .06), 0 8px 24px rgba(20, 24, 32, .07);
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (min-width: 700px)  { :root { --row-h: 210px; --gap: 6px; } }
@media (min-width: 1200px) { :root { --row-h: 250px; } }

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
}

body {
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.55;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

a { color: inherit; }

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

:focus-visible {
    outline: 2px solid var(--ink);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ------------------------------------------------------------- Grundbausteine */

.wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 16px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--line);
    background: var(--card);
    color: var(--ink);
    font: inherit;
    font-size: .95rem;
    font-weight: 500;
    padding: 10px 16px;
    border-radius: 999px;
    cursor: pointer;
    text-decoration: none;
    transition: border-color .15s, background .15s;
}
.btn:hover { border-color: var(--ink-faint); }
.btn:disabled { opacity: .45; cursor: default; }

.btn-primary {
    background: var(--ink);
    border-color: var(--ink);
    color: #fff;
}
.btn-primary:hover { background: #000; }

.btn-quiet {
    border-color: transparent;
    background: transparent;
    color: var(--ink-soft);
}
.btn-quiet:hover { background: rgba(25, 27, 31, .06); }

.btn-danger { color: var(--rose); border-color: #f1c9cf; background: #fff; }

.btn svg { width: 18px; height: 18px; flex: none; }

input[type=text], input[type=password], input[type=search], textarea, select {
    font: inherit;
    color: var(--ink);
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 11px 13px;
    width: 100%;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--ink); outline-offset: -1px; border-color: transparent; }

label { display: block; font-size: .88rem; color: var(--ink-soft); margin-bottom: 5px; }

.field { margin-bottom: 16px; }

.note { font-size: .88rem; color: var(--ink-soft); }
.ok-note  { color: #1c7a4a; }
.bad-note { color: var(--rose); }

/* ------------------------------------------------------------- Kopfzeile */

.topbar {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(240, 241, 243, .88);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
}
.topbar-in {
    max-width: 1400px;
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
}
.topbar-title {
    font-weight: 600;
    letter-spacing: -.01em;
    text-decoration: none;
    font-size: 1rem;
}
.topbar-spacer { flex: 1; }
.topbar a.link { color: var(--ink-soft); text-decoration: none; font-size: .9rem; }
.topbar a.link:hover { color: var(--ink); }

/* ------------------------------------------------------------- Albumkopf */

.album-head {
    padding: 40px 0 26px;
}
.album-head h1 {
    margin: 0 0 12px;
    font-size: clamp(1.9rem, 6vw, 3rem);
    line-height: 1.08;
    letter-spacing: -.025em;
    font-weight: 650;
}
.album-note {
    margin: 0;
    max-width: 62ch;
    color: var(--ink-soft);
    font-size: 1.05rem;
    white-space: pre-line;
}
.album-meta {
    margin-top: 22px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    font-size: .9rem;
    color: var(--ink-soft);
}
.album-meta .count { margin-right: auto; }

/* ------------------------------------------------------------- Albumliste */

.album-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    padding-bottom: 60px;
}
.album-card {
    display: block;
    text-decoration: none;
    background: var(--card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.album-card-img {
    aspect-ratio: 4 / 3;
    background: #e4e6ea center/cover no-repeat;
}
.album-card-body { padding: 14px 16px 18px; }
.album-card h2 {
    margin: 0 0 4px;
    font-size: 1.12rem;
    letter-spacing: -.012em;
    font-weight: 600;
}
.album-card p { margin: 0; color: var(--ink-soft); font-size: .9rem; }

/* ------------------------------------------------------------- Fotoraster */

.grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap);
    padding-bottom: 120px;
}
.grid::after {
    content: '';
    flex-grow: 999999;
}

.tile {
    position: relative;
    height: var(--row-h);
    flex-grow: var(--ar, 1.5);
    flex-basis: calc(var(--ar, 1.5) * var(--row-h) * .85);
    margin: 0;
    padding: 0;
    border: 0;
    background: #e4e6ea;
    border-radius: 3px;
    overflow: hidden;
    cursor: pointer;
    display: block;
}
.tile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity .3s;
}
.tile img[data-pending] { opacity: 0; }

.tile-info {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 22px 10px 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-size: .82rem;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(to top, rgba(0,0,0,.55), transparent);
    pointer-events: none;
    opacity: 0;
    transition: opacity .18s;
}
.tile:hover .tile-info,
.tile-info.always { opacity: 1; }
.tile-info span { display: inline-flex; align-items: center; gap: 4px; }
.tile-info svg { width: 14px; height: 14px; }

/* Auswahl zum Download */
.tile-pick {
    position: absolute;
    top: 6px; left: 6px;
    width: 30px; height: 30px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,.9);
    background: rgba(0,0,0,.22);
    display: grid;
    place-items: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity .15s, background .15s;
    padding: 0;
}
.tile:hover .tile-pick,
.tile.picked .tile-pick,
.picking .tile-pick { opacity: 1; }
.tile-pick svg { width: 16px; height: 16px; stroke: #fff; }
.tile.picked .tile-pick { background: var(--ink); border-color: var(--ink); }
.tile.picked { outline: 3px solid var(--ink); outline-offset: -3px; }
.tile.picked img { transform: scale(.94); transition: transform .15s; }

@media (hover: none) {
    .tile-pick { opacity: 1; }
    .tile-info { opacity: 1; }
}

/* ------------------------------------------------------------- Auswahlleiste */

.selbar {
    position: fixed;
    left: 50%;
    bottom: 18px;
    transform: translate(-50%, 140%);
    z-index: 60;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--ink);
    color: #fff;
    padding: 9px 10px 9px 20px;
    border-radius: 999px;
    box-shadow: 0 10px 40px rgba(0,0,0,.28);
    transition: transform .25s cubic-bezier(.2,.8,.3,1);
    max-width: calc(100vw - 24px);
}
.selbar.show { transform: translate(-50%, 0); }
.selbar .count { font-size: .93rem; white-space: nowrap; }
.selbar .btn {
    background: #fff;
    border-color: #fff;
    color: var(--ink);
    padding: 9px 15px;
}
.selbar .btn-ghost {
    background: transparent;
    border-color: rgba(255,255,255,.35);
    color: #fff;
}

/* ------------------------------------------------------------- Vollbild */

.lb {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: var(--dark);
    display: none;
    flex-direction: column;
    color: #fff;
    overscroll-behavior: contain;
}
.lb.open { display: flex; }
body.lb-open { overflow: hidden; }

.lb-stage {
    position: relative;
    flex: 1;
    min-height: 0;
    display: grid;
    place-items: center;
    overflow: hidden;
}
.lb-stage img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    user-select: none;
    -webkit-user-drag: none;
}
.lb-stage .spinner {
    position: absolute;
    width: 26px; height: 26px;
    border: 2px solid rgba(255,255,255,.25);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.lb-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    background: var(--dark);
    transition: opacity .25s;
}
.lb-bar.top { border-bottom: 1px solid rgba(255,255,255,.08); }
.lb-bar.bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    padding-bottom: max(10px, env(safe-area-inset-bottom));
    justify-content: center;
}
.lb.chrome-hidden .lb-bar { opacity: 0; pointer-events: none; }

.lb-counter {
    font-size: .88rem;
    color: rgba(255,255,255,.62);
    font-variant-numeric: tabular-nums;
}
.lb-name {
    font-size: .88rem;
    color: rgba(255,255,255,.62);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 40vw;
}
.lb-spacer { flex: 1; }

.icon-btn {
    background: transparent;
    border: 0;
    color: #fff;
    padding: 10px;
    border-radius: 999px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font: inherit;
    font-size: .9rem;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.icon-btn:hover { background: rgba(255,255,255,.12); }
.icon-btn svg { width: 23px; height: 23px; }
.icon-btn.on { color: var(--rose); }
.icon-btn.on svg { fill: var(--rose); stroke: var(--rose); }
.icon-btn.marked { color: #ffd166; }
.icon-btn.marked svg { fill: #ffd166; stroke: #ffd166; }

.lb-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,.35);
    border: 0;
    color: #fff;
    width: 46px; height: 46px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: opacity .2s;
}
.lb-nav:hover { background: rgba(0,0,0,.6); }
.lb-nav.prev { left: 14px; }
.lb-nav.next { right: 14px; }
.lb-nav svg { width: 24px; height: 24px; }
.lb.chrome-hidden .lb-nav { opacity: 0; pointer-events: none; }
@media (max-width: 700px) { .lb-nav { display: none; } }

/* Herz-Animation beim Liken */
.heart-pop {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%) scale(.3);
    width: 96px; height: 96px;
    fill: rgba(255,255,255,.92);
    opacity: 0;
    pointer-events: none;
}
.heart-pop.go { animation: pop .75s ease-out; }
@keyframes pop {
    15% { opacity: 1; transform: translate(-50%,-50%) scale(1.05); }
    35% { transform: translate(-50%,-50%) scale(.92); }
    60% { opacity: 1; transform: translate(-50%,-50%) scale(1); }
    100% { opacity: 0; transform: translate(-50%,-50%) scale(1); }
}

/* Kommentare */
.lb-comments {
    position: absolute;
    right: 0; top: 0; bottom: 0;
    width: 380px;
    background: var(--dark-soft);
    border-left: 1px solid rgba(255,255,255,.08);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform .28s cubic-bezier(.2,.8,.3,1);
    z-index: 5;
}
.lb-comments.open { transform: none; }
.lb-comments header {
    display: flex;
    align-items: center;
    padding: 14px 8px 14px 18px;
    border-bottom: 1px solid rgba(255,255,255,.08);
    font-size: .95rem;
    font-weight: 600;
}
.lb-comments header .lb-spacer { flex: 1; }
.comment-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px 18px;
    -webkit-overflow-scrolling: touch;
}
.comment {
    padding: 0 0 16px;
    font-size: .93rem;
}
.comment b { font-weight: 600; }
.comment .meta {
    color: rgba(255,255,255,.45);
    font-size: .78rem;
    margin-top: 2px;
}
.comment p { margin: 3px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.comment-empty { color: rgba(255,255,255,.45); font-size: .9rem; }

.comment-form {
    border-top: 1px solid rgba(255,255,255,.08);
    padding: 12px 14px max(12px, env(safe-area-inset-bottom));
    display: grid;
    gap: 8px;
}
.comment-form input, .comment-form textarea {
    background: rgba(255,255,255,.07);
    border-color: rgba(255,255,255,.14);
    color: #fff;
    font-size: 16px; /* verhindert Zoom auf iOS */
}
.comment-form input::placeholder, .comment-form textarea::placeholder { color: rgba(255,255,255,.4); }
.comment-form input:focus, .comment-form textarea:focus { outline-color: rgba(255,255,255,.6); }
.comment-form .row { display: flex; gap: 8px; align-items: center; }
.comment-form .btn { background: #fff; border-color: #fff; color: var(--ink); }

@media (max-width: 760px) {
    .lb-comments {
        width: 100%;
        top: auto;
        height: 78%;
        border-left: 0;
        border-top: 1px solid rgba(255,255,255,.12);
        border-radius: 16px 16px 0 0;
        transform: translateY(100%);
    }
    .lb-comments.open { transform: none; }
    .lb-name { display: none; }
}

/* ------------------------------------------------------------- Anmeldung */

.page-plain { background: var(--paper); }

.gate {
    min-height: 100svh;
    display: grid;
    place-items: center;
    padding: 24px;
}
.gate-box {
    width: 100%;
    max-width: 380px;
    background: var(--card);
    border-radius: 14px;
    padding: 34px 30px;
    box-shadow: var(--shadow);
}
.gate-box h1 {
    margin: 0 0 6px;
    font-size: 1.6rem;
    letter-spacing: -.02em;
}
.gate-box p.sub { margin: 0 0 22px; color: var(--ink-soft); font-size: .95rem; }
.gate-box .btn { width: 100%; justify-content: center; margin-top: 4px; }

/* ------------------------------------------------------------- Upload */

.uploader {
    border: 1.5px dashed var(--line);
    border-radius: var(--radius);
    background: var(--card);
    padding: 40px 24px;
    text-align: center;
    transition: border-color .15s, background .15s;
}
.uploader.hover { border-color: var(--ink); background: #fafbfc; }
.uploader h2 { margin: 0 0 6px; font-size: 1.15rem; }
.uploader p { margin: 0 0 18px; color: var(--ink-soft); font-size: .92rem; }

.up-list { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.up-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 9px 13px;
    font-size: .9rem;
}
.up-item .name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.up-item .state { color: var(--ink-soft); font-size: .84rem; white-space: nowrap; }
.up-item.done .state { color: #1c7a4a; }
.up-item.fail .state { color: var(--rose); }
.bar { height: 3px; background: var(--line); border-radius: 2px; overflow: hidden; margin-top: 6px; }
.bar i { display: block; height: 100%; background: var(--ink); width: 0; transition: width .2s; }

/* ------------------------------------------------------------- Verwaltung */

.setup, .admin {
    max-width: 860px;
    margin: 0 auto;
    padding: 40px 20px 80px;
}
.setup h1, .admin h1 {
    font-size: 1.9rem;
    letter-spacing: -.02em;
    margin: 0 0 26px;
}
.setup-block, .panel {
    background: var(--card);
    border-radius: var(--radius);
    padding: 22px 24px;
    margin-bottom: 18px;
    box-shadow: var(--shadow);
}
.setup-block h2, .panel h2 {
    margin: 0 0 12px;
    font-size: 1.08rem;
    letter-spacing: -.01em;
}
.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li {
    display: flex;
    justify-content: space-between;
    padding: 7px 0;
    border-bottom: 1px solid var(--line);
    font-size: .93rem;
}
.checklist li:last-child { border-bottom: 0; }
.checklist li span { color: var(--ink-soft); }
.checklist li.bad span { color: var(--rose); }
.checklist li.ok span { color: #1c7a4a; }

.inline-form { display: flex; gap: 8px; }
.hash-out {
    margin-top: 12px;
    width: 100%;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: .82rem;
}

.admin-table { width: 100%; border-collapse: collapse; font-size: .93rem; }
.admin-table th {
    text-align: left;
    font-weight: 500;
    color: var(--ink-soft);
    font-size: .85rem;
    padding: 0 10px 8px 0;
    border-bottom: 1px solid var(--line);
}
.admin-table td { padding: 11px 10px 11px 0; border-bottom: 1px solid var(--line); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.admin-actions .btn { padding: 7px 12px; font-size: .85rem; }

.pill {
    display: inline-block;
    font-size: .76rem;
    padding: 2px 9px;
    border-radius: 999px;
    background: #eceef1;
    color: var(--ink-soft);
}

.empty {
    text-align: center;
    padding: 70px 20px;
    color: var(--ink-soft);
}
.empty h2 { color: var(--ink); font-size: 1.2rem; margin: 0 0 8px; }

.toast {
    position: fixed;
    left: 50%;
    bottom: 26px;
    transform: translate(-50%, 200%);
    background: var(--ink);
    color: #fff;
    padding: 12px 20px;
    border-radius: 999px;
    font-size: .92rem;
    z-index: 200;
    transition: transform .25s cubic-bezier(.2,.8,.3,1);
    box-shadow: 0 10px 40px rgba(0,0,0,.3);
}
.toast.show { transform: translate(-50%, 0); }

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}