/* ============================================================
   Hayaoshy – 参加者画面 スタイル
   ============================================================ */

/* ---------- Google Font ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;900&display=swap');

/* ---------- CSS カスタムプロパティ ---------- */
:root {
  --font: 'Outfit', sans-serif;

  /* 背景 */
  --bg-from: #04040f;
  --bg-to:   #0b0520;

  /* サーフェス */
  --glass-bg:     rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.10);

  /* テキスト */
  --text-primary:   #f0f0ff;
  --text-secondary: rgba(240, 240, 255, 0.55);

  /* ステート色 */
  --color-waiting: #374151;
  --color-open-from: #ff6b35;
  --color-open-to:   #ef4444;
  --color-pressed-from: #34d399;
  --color-pressed-to:   #059669;
  --color-closed: #4b5563;

  /* アクセント */
  --accent: #7c3aed;

  /* ヘッダー高さ */
  --header-h: 64px;
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  overflow: hidden;
  touch-action: manipulation;
}

body {
  font-family: var(--font);
  background: linear-gradient(135deg, var(--bg-from), var(--bg-to));
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
}

/* ---------- 画面切り替え ---------- */
.screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.screen.active {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- グラスモーフィズム ---------- */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* ================================================================
   Entry Screen
   ================================================================ */

.entry-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 420px;
  padding: 24px 16px;
  gap: 8px;
}

.logo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #c026d3);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.5);
  margin-bottom: 8px;
}

.logo-bolt {
  font-size: 2rem;
  line-height: 1;
}

.app-title {
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #fff 30%, rgba(255,255,255,0.6));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.app-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Entry card */
.entry-card {
  width: 100%;
  border-radius: 20px;
  padding: 32px 28px;
}

.entry-heading {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

/* Form */
.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 1.1rem;
  font-weight: 600;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  letter-spacing: 0.04em;
}
.form-input::placeholder { color: rgba(255,255,255,0.25); font-weight: 400; }
.form-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
}

/* Error message */
.error-msg {
  min-height: 20px;
  font-size: 0.82rem;
  color: #f87171;
  margin-top: 6px;
  font-weight: 500;
}

/* Primary button */
.btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-top: 20px;
  padding: 16px;
  background: linear-gradient(135deg, var(--accent), #6d28d9);
  border: none;
  border-radius: 14px;
  color: #fff;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
  box-shadow: 0 4px 24px rgba(124, 58, 237, 0.45);
}
.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.6);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; }
.btn-icon { flex-shrink: 0; }

/* ================================================================
   Buzzer Screen
   ================================================================ */

/* --- Header --- */
.buzzer-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  gap: 12px;
  background: rgba(4, 4, 15, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  z-index: 100;
}

.my-id-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.status-badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background 0.3s, color 0.3s;
}
.status-waiting  { background: rgba(55,65,81,0.6);  color: #9ca3af; }
.status-open     { background: rgba(239,68,68,0.25); color: #fca5a5; border: 1px solid rgba(239,68,68,0.4); }
.status-pressed  { background: rgba(16,185,129,0.25); color: #6ee7b7; border: 1px solid rgba(16,185,129,0.4); }
.status-closed   { background: rgba(75,85,99,0.4);  color: #6b7280; }

.question-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  flex-shrink: 0;
  letter-spacing: 0.04em;
}

/* --- Main area --- */
.buzzer-main {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  width: 100%;
  padding-top: var(--header-h);
  padding-bottom: 180px;
  gap: 28px;
}

/* --- Buzzer button --- */
.buzzer-area {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.buzzer-ring {
  position: absolute;
  width: calc(min(70vw, 320px) + 40px);
  height: calc(min(70vw, 320px) + 40px);
  border-radius: 50%;
  border: 2px solid transparent;
  pointer-events: none;
  transition: all 0.4s ease;
}

.buzzer-btn {
  position: relative;
  width: min(70vw, 320px);
  height: min(70vw, 320px);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 0.15s ease, box-shadow 0.3s ease, background 0.4s ease;
  -webkit-tap-highlight-color: transparent;
  outline: none;
}

.buzzer-text {
  font-size: clamp(1.8rem, 8vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1;
  color: #fff;
}

.buzzer-subtext {
  font-size: clamp(0.7rem, 3vw, 0.9rem);
  font-weight: 400;
  color: rgba(255,255,255,0.75);
  text-align: center;
  padding: 0 16px;
}

/* Waiting state */
.state-waiting {
  background: radial-gradient(circle at 35% 35%, #374151, #1f2937);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.08);
  cursor: not-allowed;
}

/* Open state */
.state-open {
  background: radial-gradient(circle at 35% 35%, #ff7f50, #ef4444);
  box-shadow:
    0 0 0 0 rgba(239,68,68,0.7),
    0 12px 48px rgba(239,68,68,0.5),
    inset 0 1px 0 rgba(255,255,255,0.25);
  animation: buzzer-pulse 1.4s ease-in-out infinite;
  cursor: pointer;
}
.state-open:active { transform: scale(0.95) !important; }
.state-open + .buzzer-ring {
  border-color: rgba(239,68,68,0.5);
  animation: ring-expand 1.4s ease-in-out infinite;
}

/* Pressed state */
.state-pressed {
  background: radial-gradient(circle at 35% 35%, #34d399, #059669);
  box-shadow:
    0 0 60px rgba(16,185,129,0.6),
    0 12px 48px rgba(16,185,129,0.4),
    inset 0 1px 0 rgba(255,255,255,0.2);
  cursor: not-allowed;
  animation: pressed-flash 0.4s ease-out;
}

/* Closed state */
.state-closed {
  background: radial-gradient(circle at 35% 35%, #4b5563, #374151);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
  cursor: not-allowed;
  opacity: 0.8;
}

/* Animations */
@keyframes buzzer-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(239,68,68,0.7), 0 12px 48px rgba(239,68,68,0.5), inset 0 1px 0 rgba(255,255,255,0.25);
  }
  50% {
    transform: scale(1.04);
    box-shadow: 0 0 0 24px rgba(239,68,68,0), 0 16px 64px rgba(239,68,68,0.7), inset 0 1px 0 rgba(255,255,255,0.25);
  }
}

@keyframes ring-expand {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50%       { transform: scale(1.12); opacity: 0.3; }
}

@keyframes pressed-flash {
  0%   { transform: scale(1.12); }
  50%  { transform: scale(0.97); }
  100% { transform: scale(1); }
}

/* --- Press result --- */
.press-result {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 40px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  transition: opacity 0.4s, transform 0.4s;
}
.press-result.hidden { opacity: 0; pointer-events: none; transform: translateY(8px); }

.pr-label {
  font-size: 1rem;
  font-weight: 600;
  color: rgba(240,240,255,0.8);
}

.pr-num {
  font-size: 2rem;
  font-weight: 900;
  color: #34d399;
  line-height: 1;
  min-width: 2ch;
  text-align: center;
}

/* --- Ranking footer --- */
.ranking-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 200px;
  overflow-y: auto;
  background: rgba(4, 4, 15, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,0.06);
  transition: max-height 0.4s ease, opacity 0.4s;
}

.ranking-section {
  padding: 12px 20px 20px;
}
.ranking-section.hidden { display: none; }

.ranking-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.ranking-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ranking-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
  transition: background 0.3s;
}
.ranking-item.current {
  background: rgba(239,68,68,0.15);
  border: 1px solid rgba(239,68,68,0.3);
}
.ranking-item.mine {
  background: rgba(124,58,237,0.2);
  border: 1px solid rgba(124,58,237,0.35);
}
.ranking-item.mine.current {
  background: rgba(239,68,68,0.2);
  border: 1px solid rgba(239,68,68,0.5);
}

.rank-num {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-secondary);
  min-width: 24px;
  text-align: center;
}
.ranking-item.current .rank-num { color: #fca5a5; }
.ranking-item.mine .rank-num    { color: #a78bfa; }

.rank-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  flex: 1;
}

.mine-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 6px;
  background: rgba(124,58,237,0.3);
  color: #c4b5fd;
  letter-spacing: 0.04em;
}

/* ================================================================
   背景エフェクト
   ================================================================ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(124,58,237,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(6,182,212,0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* 背景がアクティブ時に変化 */
body.state-open::before {
  background:
    radial-gradient(ellipse 80% 70% at 50% 50%, rgba(239,68,68,0.10) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(124,58,237,0.08) 0%, transparent 70%);
}

body.state-pressed::before {
  background:
    radial-gradient(ellipse 80% 70% at 50% 50%, rgba(16,185,129,0.10) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(124,58,237,0.08) 0%, transparent 70%);
}

/* ================================================================
   スクロールバー
   ================================================================ */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }