:root {
  color-scheme: dark;

  /* Palette */
  --bg:              #060c12;
  --surface:         rgba(8, 19, 30, 0.88);
  --surface-solid:   #0b1929;
  --border:          rgba(0, 207, 168, 0.10);
  --border-hover:    rgba(0, 207, 168, 0.26);
  --text:            #b8d4e0;
  --text-strong:     #e2f0f7;
  --muted:           #486070;
  --accent:          #00cfa8;
  --accent-bright:   #00ebb8;
  --accent-dim:      rgba(0, 207, 168, 0.13);
  --danger:          #e05050;
  --danger-dim:      rgba(224, 80, 80, 0.12);

  /* Shadows */
  --shadow-inset:  inset 0 1px 0 rgba(255, 255, 255, 0.035);
  --shadow-sm:     0 2px 16px rgba(0, 0, 0, 0.40);
  --shadow:        0 8px 48px rgba(0, 0, 0, 0.55);

  /* Shape */
  --radius:       18px;
  --radius-card:  12px;
  --radius-inner: 8px;

  /* Layout */
  --shell-width:       1440px;
  --shell-gutter:      1rem;
  --panel-padding:     0.85rem;
  --panel-gap:         0.65rem;
  --card-padding:      0.65rem;
  --card-gap:          0.5rem;
  --grid-gap:          0.65rem;
  --status-margin-top: 0.4rem;
  --video-ratio:       16 / 9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: 'Syne', system-ui, sans-serif;
  color: var(--text);

  /* Layered background: dot grid texture + two radial glows + solid dark base */
  background:
    radial-gradient(ellipse 70% 38% at -2% -2%, rgba(0, 175, 140, 0.055), transparent),
    radial-gradient(ellipse 55% 32% at 102% 102%, rgba(0, 55, 115, 0.085), transparent),
    var(--bg);
}

/* Subtle dot-grid texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle, rgba(0, 207, 168, 0.025) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
  z-index: 0;
}

.app-shell {
  position: relative;
  z-index: 1;
  width: min(var(--shell-width), calc(100% - var(--shell-gutter) * 2));
  margin: 0 auto;
  padding: 1rem 0 2.5rem;
}

/* ── Hero ─────────────────────────────────────────────── */

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  margin-bottom: var(--panel-gap);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-inset), var(--shadow-sm);
  backdrop-filter: blur(14px);
}

.hero-body {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 0.2rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
}

h1 {
  margin: 0;
  font-size: clamp(1.65rem, 3.2vw, 2.9rem);
  font-weight: 800;
  line-height: 0.94;
  color: var(--text-strong);
  letter-spacing: -0.025em;
}

.hero-copy {
  max-width: 38rem;
  margin: 0.5rem 0 0;
  font-size: 0.88rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--muted);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.4rem;
  flex-shrink: 0;
  padding-top: 0.1rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.36rem 0.72rem;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 207, 168, 0.22);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent);
}

.telegram-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.8rem 0.38rem 0.62rem;
  border-radius: 999px;
  background: rgba(38, 153, 211, 0.12);
  border: 1px solid rgba(38, 153, 211, 0.28);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #5ab8e8;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.telegram-link:hover {
  background: rgba(38, 153, 211, 0.22);
  border-color: rgba(38, 153, 211, 0.50);
  color: #82cef2;
}

.telegram-icon {
  width: 0.95rem;
  height: 0.95rem;
  flex-shrink: 0;
}

/* ── Panels ───────────────────────────────────────────── */

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-inset), var(--shadow-sm);
  backdrop-filter: blur(14px);
  padding: var(--panel-padding);
}

.controls-panel {
  margin-top: var(--panel-gap);
}

/* ── Streams Grid ─────────────────────────────────────── */

.streams-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: var(--grid-gap);
}

/* ── Camera Card ──────────────────────────────────────── */

.camera-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  background: var(--surface-solid);
  padding: var(--card-padding);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.camera-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 0 1px rgba(0, 207, 168, 0.07), 0 10px 36px rgba(0, 0, 0, 0.45);
}

.camera-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--card-gap);
  margin-bottom: var(--card-gap);
}

.camera-card__title {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text-strong);
  line-height: 1.2;
}

.camera-card__analyze {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.42rem;
  cursor: pointer;
  user-select: none;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
}

.camera-card__analyze input {
  width: 0.9rem;
  height: 0.9rem;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.camera-card__controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.3rem;
  flex-shrink: 0;
}

/* ── Icon Buttons ─────────────────────────────────────── */

.icon-button {
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-inner);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 0.88rem;
  font-family: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.icon-button svg {
  width: 1rem;
  height: 1rem;
  pointer-events: none;
}

.icon-button--maps {
  color: #5db87a;
  border-color: rgba(93, 184, 122, 0.22);
  background: rgba(93, 184, 122, 0.08);
}

.icon-button:hover:not(:disabled) {
  background: var(--accent-dim);
  border-color: var(--border-hover);
  color: var(--accent);
}

.icon-button--maps:hover:not(:disabled) {
  background: rgba(93, 184, 122, 0.18);
  border-color: rgba(93, 184, 122, 0.45);
  color: #7dd49a;
}

.icon-button:disabled {
  opacity: 0.28;
  cursor: not-allowed;
}

.camera-card__remove {
  background: var(--danger-dim);
  color: var(--danger);
  border-color: rgba(224, 80, 80, 0.20);
}

.camera-card__remove:hover:not(:disabled) {
  background: rgba(224, 80, 80, 0.22);
  border-color: rgba(224, 80, 80, 0.42);
  color: var(--danger);
}

/* ── Video Shell ──────────────────────────────────────── */

.video-shell {
  overflow: hidden;
  border-radius: var(--radius-inner);
  background: #020609;
  aspect-ratio: var(--video-ratio);
}

video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: #020609;
}

/* ── Status Line ──────────────────────────────────────── */

.camera-card__status {
  margin: var(--status-margin-top) 0 0;
  min-height: 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.camera-card__status[data-state="live"] {
  color: var(--accent);
}

.camera-card__status[data-state="live"]::before {
  content: "● ";
  animation: blink 2.2s ease-in-out infinite;
}

.camera-card__status[data-state="connecting"] {
  color: var(--muted);
}

.camera-card__status[data-state="connecting"]::before {
  content: "◌ ";
}

.camera-card__status[data-state="error"] {
  color: var(--danger);
  text-transform: none;
  letter-spacing: 0.01em;
  font-weight: 500;
  font-size: 0.78rem;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

/* ── Add Camera Form ──────────────────────────────────── */

.camera-form {
  display: grid;
  grid-template-columns: 1fr 2fr auto auto;
  gap: 0.65rem;
  align-items: end;
}

.camera-form label {
  display: grid;
  gap: 0.4rem;
}

.camera-form label:not(.checkbox-field) > span {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.label-optional {
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  opacity: 0.65;
}

.maps-field {
  grid-column: 1 / 3;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 100%;
  padding: 0.75rem 0;
}

.checkbox-field input {
  width: 1rem;
  height: 1rem;
  margin: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.checkbox-field > span {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}

.camera-form input[type="text"],
.camera-form input[type="url"] {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-inner);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.38);
  color: var(--text-strong);
  font: inherit;
  font-size: 0.9rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.camera-form input[type="text"]::placeholder,
.camera-form input[type="url"]::placeholder {
  color: var(--muted);
  opacity: 0.65;
}

.camera-form input[type="text"]:focus,
.camera-form input[type="url"]:focus {
  outline: none;
  border-color: rgba(0, 207, 168, 0.48);
  box-shadow: 0 0 0 3px rgba(0, 207, 168, 0.09);
}

button {
  cursor: pointer;
  border: 0;
  border-radius: var(--radius-inner);
  padding: 0.72rem 1rem;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 700;
}

.camera-form button[type="submit"] {
  background: var(--accent);
  color: #050c10;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
}

.camera-form button[type="submit"]:hover {
  background: var(--accent-bright);
}

.camera-form button[type="submit"]:active {
  transform: scale(0.97);
}

.camera-form button[type="submit"]:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.hint {
  margin: 0.6rem 0 0;
  font-size: 0.82rem;
  font-weight: 400;
  line-height: 1.55;
  color: var(--muted);
}

.load-error {
  margin: 0;
  color: var(--danger);
  font-size: 0.9rem;
}

/* ── Responsive ───────────────────────────────────────── */

@media (max-width: 720px) {
  .app-shell {
    width: 100%;
    padding-left: 0.4rem;
    padding-right: 0.4rem;
  }

  .hero {
    flex-direction: column;
  }

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

  .camera-card__header {
    flex-direction: column;
  }

  .camera-card__controls {
    width: 100%;
    justify-content: flex-start;
  }
}