:root {
    --bg: #07111f;
    --bg-soft: #10233a;
    --panel: rgba(11, 26, 42, 0.84);
    --panel-strong: rgba(12, 22, 36, 0.92);
    --line: rgba(177, 204, 227, 0.18);
    --line-strong: rgba(177, 204, 227, 0.34);
    --text: #eef6ff;
    --muted: #9db2c7;
    --accent: #7dd3fc;
    --accent-warm: #f4a261;
    --ok: #77dd77;
    --danger: #ff7a7a;
    --shadow: 0 32px 80px rgba(0, 0, 0, 0.38);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI Variable Text", "Bahnschrift", "Trebuchet MS", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(125, 211, 252, 0.22), transparent 34%),
        radial-gradient(circle at bottom right, rgba(244, 162, 97, 0.18), transparent 30%),
        linear-gradient(135deg, #06111f 0%, #0b1a2a 48%, #07192e 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.65), transparent 92%);
}

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

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

.page-backdrop {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 15% 20%, rgba(125, 211, 252, 0.1), transparent 20%),
        radial-gradient(circle at 80% 85%, rgba(244, 162, 97, 0.1), transparent 24%);
}

.shell-header {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 18px 20px 0;
}

.shell-header__inner {
    max-width: 1220px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(7, 17, 31, 0.66);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand__mark {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    color: #08111d;
    background: linear-gradient(135deg, var(--accent), #d8f4ff);
}

.brand__text {
    font-family: "Segoe UI Variable Display", "Arial Black", sans-serif;
    font-size: 1.08rem;
}

.shell-nav {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.shell-nav a,
.shell-nav__button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    letter-spacing: 0.01em;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.shell-nav a,
.shell-nav__button {
    background: rgba(255, 255, 255, 0.05);
}

.shell-nav__button {
    cursor: pointer;
    color: #08111d;
    font: inherit;
    background: linear-gradient(135deg, var(--accent), #d7f2ff);
}

.shell-nav a:hover,
.button:hover {
    transform: translateY(-1px);
}

.user-chip {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
    min-width: 120px;
}

.user-chip__label {
    font-size: 0.78rem;
    color: var(--muted);
}

.page-shell {
    max-width: 1220px;
    margin: 0 auto;
    padding: 28px 20px 44px;
}

.hero {
    display: grid;
    gap: 24px;
    align-items: stretch;
    margin-bottom: 24px;
}

.hero--guest,
.hero--install {
    min-height: calc(100vh - 180px);
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 420px);
    align-items: center;
}

.hero--compact {
    grid-template-columns: minmax(0, 1.3fr) minmax(250px, 310px);
}

.hero__copy,
.panel,
.stat-card {
    border: 1px solid var(--line);
    border-radius: var(--radius-xl);
    background: var(--panel);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow);
}

.hero__copy {
    padding: 34px;
    animation: rise-in 0.55s ease both;
}

.hero__copy h1,
.panel__header h2,
.camera-card h2,
.camera-row h3,
.empty-state h2 {
    margin: 0;
    font-family: "Segoe UI Variable Display", "Arial Black", sans-serif;
    font-weight: 780;
    line-height: 1.05;
}

.hero__copy h1 {
    margin-top: 10px;
    font-size: clamp(2.2rem, 4vw, 4.1rem);
}

.dashboard-page .hero__copy h1 {
    max-width: 11ch;
    font-size: clamp(1.9rem, 2.9vw, 3.2rem);
}

.dashboard-page .hero__copy p {
    max-width: 64ch;
    font-size: 0.98rem;
}

.hero__copy p,
.panel__header p,
.camera-meta small,
.muted,
.info-box p,
.status-item small {
    color: var(--muted);
}

.eyebrow,
.badge,
.camera-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid rgba(125, 211, 252, 0.32);
    border-radius: 999px;
    background: rgba(125, 211, 252, 0.1);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.panel,
.stat-card {
    padding: 24px;
    animation: rise-in 0.7s ease both;
}

.panel__header {
    margin-bottom: 18px;
}

.panel__header p {
    margin: 10px 0 0;
}

.auth-panel,
.install-panel {
    width: 100%;
}

.stack {
    display: grid;
    gap: 14px;
}

.field {
    display: grid;
    gap: 8px;
}

.field span {
    font-weight: 700;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 15px 16px;
    color: var(--text);
    background: rgba(4, 11, 20, 0.42);
    font: inherit;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--line-strong);
    background: rgba(8, 17, 29, 0.78);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.checkbox input {
    width: 18px;
    height: 18px;
}

.button {
    cursor: pointer;
    font: inherit;
}

.button--primary {
    color: #07111f;
    background: linear-gradient(135deg, var(--accent), #d7f2ff);
}

.button--ghost {
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.04);
}

.button--danger {
    color: #fff5f5;
    background: linear-gradient(135deg, rgba(255, 122, 122, 0.86), rgba(179, 47, 47, 0.9));
}

.notice {
    margin-bottom: 18px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid transparent;
}

.notice--success {
    background: rgba(119, 221, 119, 0.13);
    border-color: rgba(119, 221, 119, 0.28);
}

.notice--error {
    background: rgba(255, 122, 122, 0.13);
    border-color: rgba(255, 122, 122, 0.28);
}

.status-list,
.hero__aside,
.camera-grid,
.admin-layout,
.camera-list {
    display: grid;
    gap: 18px;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.status-item:last-child {
    border-bottom: 0;
}

.status-item__dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--danger);
    box-shadow: 0 0 0 6px rgba(255, 122, 122, 0.12);
}

.status-item__dot.is-ok {
    background: var(--ok);
    box-shadow: 0 0 0 6px rgba(119, 221, 119, 0.12);
}

.info-box {
    padding: 16px 18px;
    border-radius: 20px;
    border: 1px solid rgba(244, 162, 97, 0.22);
    background: rgba(244, 162, 97, 0.1);
}

.hero__aside {
    align-content: start;
}

.stat-card {
    display: grid;
    gap: 6px;
}

.stat-card strong {
    font-size: 1.75rem;
}

.camera-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.camera-card {
    display: grid;
    gap: 0;
}

.dashboard-page .notice,
.dashboard-page .tile-picker,
.dashboard-page .camera-grid {
    width: min(100%, 1040px);
    margin-left: auto;
    margin-right: auto;
}

.tile-picker {
    margin-bottom: 18px;
    padding: 16px 18px;
}

.tile-picker summary {
    cursor: pointer;
    font-weight: 700;
    list-style: none;
}

.tile-picker summary::-webkit-details-marker {
    display: none;
}

.tile-picker__form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    align-items: end;
    margin-top: 16px;
}

.tile-picker__field {
    display: grid;
    gap: 8px;
}

.tile-picker__field span {
    font-weight: 700;
}

.dashboard-page .camera-card {
    min-width: 0;
    padding: 14px;
}

.dashboard-page .camera-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
}

.camera-card__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.camera-card h2 {
    margin-top: 10px;
    font-size: 1.45rem;
}

.camera-status {
    white-space: nowrap;
    background: rgba(119, 221, 119, 0.12);
    border-color: rgba(119, 221, 119, 0.28);
}

.preview-frame {
    overflow: hidden;
    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: linear-gradient(180deg, rgba(8, 16, 29, 0.82), rgba(5, 10, 19, 0.96));
    aspect-ratio: 16 / 10;
    min-height: 320px;
}

.dashboard-page .preview-frame {
    min-height: 340px;
}

.dashboard-page .camera-card:last-child:nth-child(odd) .preview-frame {
    min-height: 460px;
}

.camera-preview {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: rgba(3, 10, 19, 0.94);
}

.fullscreen-viewer {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: none;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 12px;
    padding: 18px;
    background:
        radial-gradient(circle at top left, rgba(125, 211, 252, 0.14), transparent 30%),
        linear-gradient(135deg, rgba(3, 10, 19, 0.96), rgba(6, 15, 27, 0.98));
}

.fullscreen-viewer.is-open {
    display: grid;
}

.fullscreen-viewer__topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.fullscreen-viewer__meta {
    min-height: 44px;
    display: flex;
    align-items: center;
}

.fullscreen-viewer__meta p,
.fullscreen-viewer__title {
    margin: 0;
}

.fullscreen-viewer__meta p {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 0.92rem;
}

.fullscreen-viewer__counter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(125, 211, 252, 0.24);
    background: rgba(125, 211, 252, 0.08);
    color: var(--text);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.fullscreen-viewer__title {
    font-family: "Segoe UI Variable Display", "Arial Black", sans-serif;
    font-size: clamp(1.45rem, 2.3vw, 2.3rem);
    text-align: center;
}

.fullscreen-viewer__stage {
    min-height: 0;
    overflow: hidden;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(2, 8, 16, 0.84);
}

.fullscreen-viewer__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.camera-meta {
    display: grid;
    gap: 8px;
}

.camera-meta p {
    margin: 0;
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.92rem;
}

.empty-state {
    text-align: center;
    padding: 46px 28px;
}

.empty-state--small {
    padding: 26px;
}

.admin-layout {
    grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
}

.camera-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.camera-row:last-child {
    border-bottom: 0;
}

.camera-row__content {
    display: grid;
    gap: 6px;
}

.camera-row__content h3,
.camera-row__content p,
.camera-row__content small {
    margin: 0;
}

.camera-row__content p {
    font-family: Consolas, "Courier New", monospace;
    font-size: 0.92rem;
}

.camera-row__actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.button-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.site-footer {
    padding: 0 20px 30px;
    text-align: center;
}

.site-footer a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }

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

@media (max-width: 1080px) {
    .hero--guest,
    .hero--install,
    .hero--compact,
    .camera-grid,
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .camera-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .shell-header__inner,
    .camera-card__top,
    .camera-row,
    .camera-row__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .user-chip {
        align-items: flex-start;
    }

    .camera-grid {
        grid-template-columns: 1fr;
    }

    .preview-frame {
        min-height: 0;
    }

    .dashboard-page .preview-frame,
    .dashboard-page .camera-card:last-child:nth-child(odd) .preview-frame {
        min-height: 0;
    }

    .fullscreen-viewer {
        padding: 16px;
    }

    .fullscreen-viewer__topbar {
        flex-direction: column;
        align-items: stretch;
    }

    .fullscreen-viewer__meta p {
        flex-wrap: wrap;
    }

    .page-shell {
        padding-top: 18px;
    }

    .hero__copy,
    .panel,
    .stat-card {
        padding: 22px;
    }
}