/* ============================================
   Sensor Games — Shared Styles
   Mobile-first, rounded, dark with warm accents
   ============================================ */

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

:root {
  --purple:       #ff8c3c;
  --purple-light: #ffb37f;
  --purple-pale:  #2a211a;
  --pink:         #ff6b35;
  --cyan:         #f59e0b;
  --green:        #4ade80;
  --yellow:       #fbbf24;
  --red:          #f87171;
  --orange:       #ea580c;
  --bg:           #0a0a0a;
  --card:         #1a1a1a;
  --text:         #f3f4f6;
  --text-muted:   #9ca3af;
  --border:       #333333;
  --shadow:       0 6px 22px rgba(0, 0, 0, 0.35);
  --shadow-lg:    0 10px 36px rgba(0, 0, 0, 0.5);
  --radius:       20px;
  --radius-sm:    12px;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Nunito', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
  user-select: none;
  -webkit-user-select: none;
}

/* =====================
   LAYOUT
   ===================== */

.app {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
}

/* =====================
   HERO HEADER
   ===================== */

.hero {
  text-align: center;
  padding: 48px 24px 36px;
  background: linear-gradient(145deg, #7c3410 0%, #5c2208 100%);
  color: white;
  border-radius: 0 0 36px 36px;
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-icon {
  font-size: 72px;
  display: block;
  margin-bottom: 12px;
  animation: spin-slow 10s linear infinite;
  position: relative;
}

.hero-title {
  font-size: 34px;
  font-weight: 900;
  margin-bottom: 8px;
  position: relative;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 15px;
  font-weight: 600;
  opacity: 0.88;
  position: relative;
}

/* =====================
   PAGE HEADER (inner pages)
   ===================== */

.page-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.page-header h1 {
  font-size: 19px;
  font-weight: 800;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.back-btn {
  text-decoration: none;
  color: var(--purple);
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  padding: 4px 0;
}

/* =====================
   GAME CARDS (landing)
   ===================== */

.games-grid {
  padding: 0 16px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.game-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
  transition: transform 0.18s, box-shadow 0.18s;
  border: 2.5px solid transparent;
  position: relative;
  overflow: hidden;
}

.game-card.featured {
  border-color: var(--purple-light);
}

.game-card.featured::after {
  content: '✨ Featured';
  position: absolute;
  top: 14px;
  right: 14px;
  background: linear-gradient(135deg, var(--purple), var(--pink));
  color: white;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 20px;
}

.game-card:not(.coming-soon):active {
  transform: scale(0.98);
  box-shadow: var(--shadow-lg);
}

.game-card.coming-soon {
  opacity: 0.65;
  cursor: default;
}

.game-card-icon {
  font-size: 52px;
  text-align: center;
}

.game-card-info h2 {
  font-size: 21px;
  font-weight: 900;
  margin-bottom: 6px;
}

.game-card-info p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

.game-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.tag {
  background: var(--purple-pale);
  color: var(--purple);
  border-radius: 20px;
  padding: 4px 11px;
  font-size: 12px;
  font-weight: 700;
}

/* =====================
   BUTTONS
   ===================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  font-weight: 800;
  border: none;
  cursor: pointer;
  transition: all 0.18s;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn:active { transform: scale(0.96); }

.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--pink));
  color: white;
  box-shadow: 0 4px 18px rgba(255, 140, 60, 0.38);
}

.btn-success {
  background: linear-gradient(135deg, var(--green), var(--cyan));
  color: white;
  box-shadow: 0 4px 18px rgba(16, 185, 129, 0.38);
}

.btn-secondary {
  background: var(--purple-pale);
  color: var(--purple);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 2px solid var(--border);
}

.btn-danger {
  background: linear-gradient(135deg, var(--red), var(--orange));
  color: white;
  box-shadow: 0 4px 18px rgba(239, 68, 68, 0.35);
}

.btn-full { width: 100%; }

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

/* =====================
   CONTENT / SECTIONS
   ===================== */

.content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title h2 {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.refresh-btn {
  background: var(--purple-pale);
  border: none;
  cursor: pointer;
  font-size: 17px;
  padding: 6px 8px;
  border-radius: 10px;
  transition: transform 0.4s;
}

.refresh-btn:active {
  transform: rotate(360deg);
}

/* =====================
   ROOM CARDS
   ===================== */

.rooms-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.room-card {
  background: var(--card);
  border-radius: 16px;
  padding: 16px 18px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  transition: transform 0.18s;
}

.room-card:active { transform: scale(0.98); }

.room-name {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 4px;
}

.room-meta {
  display: flex;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}

/* =====================
   STATES
   ===================== */

.loading, .empty-state, .error-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 15px;
}

.empty-icon, .loading-icon {
  font-size: 52px;
  display: block;
  margin-bottom: 12px;
}

.empty-hint {
  font-size: 13px;
  margin-top: 4px;
  font-weight: 600;
}

.error-state { color: var(--red); }

/* =====================
   OVERLAYS / MODALS
   ===================== */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 200;
  padding: 16px 16px max(16px, env(safe-area-inset-bottom));
}

.overlay.center {
  align-items: center;
}

.overlay-card {
  background: var(--card);
  border-radius: 28px 28px 24px 24px;
  padding: 32px 24px 28px;
  text-align: center;
  width: 100%;
  max-width: 380px;
  animation: slide-up 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.overlay.center .overlay-card {
  border-radius: 24px;
  animation: pop-in 0.28s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.overlay-icon {
  font-size: 64px;
  display: block;
  margin-bottom: 14px;
}

.overlay-title {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 8px;
}

.overlay-desc {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 20px;
  line-height: 1.55;
}

/* =====================
   FORM ELEMENTS
   ===================== */

.text-input {
  width: 100%;
  padding: 14px 18px;
  border: 2.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: 'Nunito', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  background: var(--bg);
  outline: none;
  margin-bottom: 12px;
  text-align: center;
  transition: border-color 0.2s, box-shadow 0.2s;
  -webkit-appearance: none;
}

.text-input:focus {
  border-color: var(--purple);
  box-shadow: 0 0 0 4px rgba(255, 140, 60, 0.22);
}

/* =====================
   HOST PAGE
   ===================== */

.host-header {
  background: linear-gradient(145deg, #7c3410 0%, #5c2208 100%);
  color: white;
  padding: 20px 20px 24px;
  text-align: center;
  border-radius: 0 0 32px 32px;
  margin-bottom: 16px;
}

.host-game-title {
  font-size: 14px;
  font-weight: 700;
  opacity: 0.8;
  margin-bottom: 6px;
}

.host-room-name {
  font-size: 22px;
  font-weight: 900;
}

.room-code-label {
  font-size: 12px;
  font-weight: 700;
  opacity: 0.7;
  margin-top: 14px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.room-code {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border-radius: 14px;
  padding: 8px 20px;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin: 6px 0;
  font-variant-numeric: tabular-nums;
}

.host-join-hint {
  font-size: 12px;
  opacity: 0.75;
  font-weight: 600;
}

.host-status-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 700;
  margin-top: 10px;
}

/* TARGET DISPLAY */
.target-section {
  margin: 0 16px 16px;
}

.target-display {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 2px solid var(--purple-pale);
}

.target-label {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 6px;
}

.target-angle-big {
  font-size: 60px;
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--purple), var(--pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-variant-numeric: tabular-nums;
}

.target-axis-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 700;
  margin-top: 4px;
}

/* TIMER BAR */
.timer-bar {
  height: 5px;
  background: var(--border);
  margin: 0 16px 16px;
  border-radius: 4px;
  overflow: hidden;
}

.timer-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--purple), var(--pink));
  border-radius: 4px;
  transition: width 0.15s linear;
  transition-property: width;
}

.timer-fill.urgent {
  background: linear-gradient(90deg, var(--orange), var(--red));
}

/* PLAYERS GRID */
.players-section {
  padding: 0 16px 8px;
}

.players-section-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.players-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.player-card {
  background: var(--card);
  border-radius: 16px;
  padding: 14px 12px;
  box-shadow: var(--shadow);
  text-align: center;
  border: 2.5px solid transparent;
  transition: border-color 0.25s, background 0.25s;
  position: relative;
  overflow: hidden;
  min-height: 90px;
}

.player-card.committed {
  border-color: var(--green);
}

.player-card.winner {
  border-color: var(--yellow);
  background: linear-gradient(135deg, #FFFBEB, #FFF3C4);
}

.player-card-name {
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.player-card-angle {
  font-size: 26px;
  font-weight: 900;
  color: var(--purple);
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.player-card-delta {
  font-size: 12px;
  font-weight: 700;
  margin-top: 4px;
  color: var(--text-muted);
}

.player-card-delta.delta-good { color: var(--green); }
.player-card-delta.delta-ok   { color: var(--yellow); }
.player-card-delta.delta-bad  { color: var(--red); }

.player-card-locked {
  font-size: 10px;
  font-weight: 800;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-top: 3px;
}

/* SCORES */
.scores-card {
  margin: 0 16px 16px;
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.scores-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 10px;
}

.score-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
  font-weight: 700;
  font-size: 15px;
}

.score-row:last-child { border-bottom: none; }

.score-pts {
  font-size: 20px;
  font-weight: 900;
  color: var(--purple);
  font-variant-numeric: tabular-nums;
}

/* GAME CONTROLS */
.game-controls {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: max(16px, env(safe-area-inset-bottom));
}

/* =====================
   RESULTS LIST
   ===================== */

.results-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 12px 0;
  max-height: 280px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.result-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border-radius: 12px;
  padding: 10px 14px;
}

.result-rank { font-size: 22px; width: 30px; text-align: center; }

.result-name {
  flex: 1;
  font-weight: 800;
  font-size: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-nums { text-align: right; }

.result-angle {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.result-delta {
  font-size: 15px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.delta-good { color: var(--green); }
.delta-ok   { color: var(--yellow); }
.delta-bad  { color: var(--red); }

/* =====================
   PLAY PAGE
   ===================== */

.play-header {
  background: linear-gradient(135deg, var(--purple), var(--pink));
  color: white;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.play-header-title {
  font-size: 16px;
  font-weight: 900;
}

.player-name-badge {
  background: rgba(255,255,255,0.2);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 800;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 3D PHONE VISUAL */
.phone-scene {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 260px;
  perspective: 650px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--purple-pale) 100%);
}

.phone-3d {
  width: 104px;
  height: 195px;
  border-radius: 20px;
  background: linear-gradient(145deg, #ff8c3c 0%, #ff6b35 55%, #7c2d12 100%);
  box-shadow:
    0 20px 60px rgba(255, 140, 60, 0.35),
    0 4px 16px rgba(0,0,0,0.35),
    inset 0 1px 0 rgba(255,255,255,0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  will-change: transform;
  transform-style: preserve-3d;
  position: relative;
}

.phone-screen-area {
  width: 84px;
  height: 155px;
  background: rgba(0,0,0,0.2);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.1);
}

.phone-roll-value {
  color: white;
  font-size: 26px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.phone-roll-label {
  color: rgba(255,255,255,0.65);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.phone-notch {
  position: absolute;
  top: 8px;
  width: 36px;
  height: 6px;
  background: rgba(0,0,0,0.3);
  border-radius: 3px;
}

.phone-home-bar {
  width: 38px;
  height: 4px;
  background: rgba(255,255,255,0.35);
  border-radius: 2px;
  position: absolute;
  bottom: 8px;
}

/* ANGLE VALUES ROW */
.angle-values-row {
  display: flex;
  gap: 8px;
  padding: 12px 16px 0;
}

.angle-chip {
  flex: 1;
  background: var(--card);
  border-radius: 12px;
  padding: 10px 6px;
  text-align: center;
  box-shadow: var(--shadow);
}

.angle-chip-label {
  font-size: 10px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 3px;
}

.angle-chip-value {
  font-size: 17px;
  font-weight: 900;
  color: var(--purple);
  font-variant-numeric: tabular-nums;
}

/* TARGET CARD (play page) */
.play-target-card {
  margin: 12px 16px 0;
  background: linear-gradient(135deg, var(--purple), var(--pink));
  border-radius: var(--radius);
  padding: 16px 24px;
  color: white;
  text-align: center;
}

.play-target-label {
  font-size: 11px;
  font-weight: 800;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 4px;
}

.play-target-angle {
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.play-target-sub {
  font-size: 12px;
  opacity: 0.8;
  font-weight: 700;
  margin-top: 4px;
}

.play-delta {
  margin-top: 6px;
  font-size: 16px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

/* COMMITTED PANEL */
.committed-panel {
  padding: 10px 16px 0;
}

.committed-panel-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 8px;
}

.committed-chips-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.committed-chip {
  background: var(--card);
  border-radius: 20px;
  padding: 5px 12px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 5px;
  border: 2px solid transparent;
}

.committed-chip.is-me {
  border-color: var(--green);
  color: var(--green);
}

.committed-chip.is-winner {
  background: linear-gradient(135deg, var(--yellow), var(--orange));
  color: white;
  border-color: transparent;
}

/* COMMIT BUTTON */
.commit-button-area {
  padding: 14px 16px;
  padding-bottom: max(14px, env(safe-area-inset-bottom));
  margin-top: auto;
}

.commit-btn {
  width: 100%;
  padding: 20px;
  font-size: 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  color: white;
  border: none;
  font-family: 'Nunito', sans-serif;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 6px 26px rgba(16, 185, 129, 0.42);
  transition: all 0.18s;
  animation: pulse-glow 2.4s ease-in-out infinite;
  letter-spacing: 0.01em;
}

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

.commit-btn.locked {
  background: linear-gradient(135deg, #6B7280, #9CA3AF);
  box-shadow: none;
  animation: none;
}

.commit-btn:disabled {
  background: var(--border);
  color: var(--text-muted);
  box-shadow: none;
  animation: none;
  cursor: not-allowed;
}

/* =====================
   FOOTER
   ===================== */

.footer {
  text-align: center;
  padding: 28px 24px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
  line-height: 1.9;
}

/* =====================
   ANIMATIONS
   ===================== */

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes slide-up {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

@keyframes pop-in {
  from { transform: scale(0.85); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}

@keyframes bounce-in {
  0%   { transform: scale(0.8); }
  60%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 6px 26px rgba(16, 185, 129, 0.42); }
  50%       { box-shadow: 0 8px 36px rgba(16, 185, 129, 0.70); }
}

@keyframes confetti-fall {
  from { transform: translateY(-60px) rotate(0deg);   opacity: 1; }
  to   { transform: translateY(105vh) rotate(720deg); opacity: 0; }
}

.confetti-piece {
  position: fixed;
  pointer-events: none;
  font-size: 26px;
  animation: confetti-fall linear forwards;
  z-index: 9999;
}

/* =====================
   UTILS
   ===================== */

.hidden { display: none !important; }
.mt-8  { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.text-center { text-align: center; }

/* Spinning loader */
.spinner {
  display: inline-block;
  animation: spin 1s linear infinite;
}