/**
 * ============================================================
 *  守望先锋 + 破坏球主题样式
 *  Overwatch UI style: dark bg, angular cards, HUD elements
 *  Wrecking Ball colors: amber/orange accents
 * ============================================================
 */

/* ========== Reset & Base ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #16181E;
  --color-bg-secondary: #1F2329;
  --color-bg-tertiary: #282D35;
  --color-surface: #1F2329;
  --color-border: rgba(249, 158, 26, 0.15);
  --color-border-hover: rgba(249, 158, 26, 0.4);
  --color-accent: #F99E1A;
  --color-accent-light: #FFB84D;
  --color-accent-dark: #C97E0F;
  --color-text: #FFFFFF;
  --color-text-secondary: rgba(255, 255, 255, 0.65);
  --color-text-muted: rgba(255, 255, 255, 0.4);
  --color-success: #5DCAA5;
  --color-danger: #E24B4A;
  --color-gray: #5F5E5A;
  --color-gray-light: #D3D1C7;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --shadow-glow: 0 0 30px rgba(249, 158, 26, 0.15);
  --font-sans: 'Helvetica Neue', Helvetica, Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.hidden { display: none !important; }

/* ========== PIN 门 ========== */
.pin-gate {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.pin-container {
  text-align: center;
  max-width: 360px;
  width: 100%;
}

.pin-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.pin-ball {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 40px rgba(249, 158, 26, 0.3);
  animation: pinPulse 2s ease-in-out infinite;
  position: relative;
}
.pin-ball::after {
  content: '';
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.2);
}

@keyframes pinPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.pin-title {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.pin-subtitle {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.pin-input {
  width: 100%;
  max-width: 200px;
  padding: 1rem 1.5rem;
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 1rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-mono);
  outline: none;
  transition: var(--transition);
}
.pin-input:focus {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
}

.pin-submit {
  display: block;
  width: 100%;
  max-width: 200px;
  margin: 1.5rem auto 0;
  padding: 0.875rem;
  background: var(--color-accent);
  color: #000;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
}
.pin-submit:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
}
.pin-submit:active { transform: translateY(0); }

.pin-error {
  color: var(--color-danger);
  font-size: 0.8rem;
  margin-top: 1rem;
  min-height: 1.2em;
}

/* ========== 通用 Section ========== */
.section {
  min-height: 100dvh;
  padding: 4rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
}

.section-desc {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

/* ========== Buttons ========== */
.btn {
  padding: 1rem 2.5rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--color-accent);
  color: #000;
}
.btn-primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-hover);
}
.btn-secondary:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-accent);
}

/* ========== Section 1: Hero ========== */
.section-hero {
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(249, 158, 26, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(249, 158, 26, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent);
  letter-spacing: 0.2em;
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  margin-bottom: 2rem;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.hero-title-line {
  display: block;
  color: var(--color-text);
}

.hero-subtitle {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
}

.hero-ball-container {
  display: flex;
  justify-content: center;
  margin-bottom: 2.5rem;
  perspective: 200px;
}

.hero-ball {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  box-shadow: 0 10px 40px rgba(249, 158, 26, 0.25);
  animation: ballRoll 3s ease-in-out infinite;
  position: relative;
}
.hero-ball::before {
  content: '';
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.15);
}
.hero-ball-inner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.3);
  transform: translate(-50%, -50%);
}

@keyframes ballRoll {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-cta {
  font-size: 1rem;
  padding: 1.1rem 3rem;
}

/* ========== Section 2: Quiz ========== */
.quiz-progress {
  width: 100%;
  max-width: 500px;
  margin-bottom: 2rem;
}

.quiz-progress-bar {
  height: 3px;
  background: var(--color-bg-tertiary);
  border-radius: 2px;
  margin-bottom: 0.75rem;
  overflow: hidden;
  position: relative;
}
.quiz-progress-bar::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  border-radius: 2px;
  transition: width 0.4s ease;
}

.quiz-progress-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
}
.quiz-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-bg-tertiary);
  transition: var(--transition);
}
.quiz-dot.active { background: var(--color-accent); }
.quiz-dot.done { background: var(--color-accent-dark); }

.quiz-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  max-width: 560px;
  width: 100%;
  text-align: center;
}

.quiz-question-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.quiz-question {
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 2rem;
  line-height: 1.5;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.quiz-option {
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.quiz-option:hover {
  border-color: var(--color-accent);
  background: rgba(249, 158, 26, 0.08);
  transform: translateX(4px);
}
.quiz-option-letter {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
}

/* ========== Section 3: Result ========== */
.result-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem 2rem;
  max-width: 560px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-glow);
}

.result-ball {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  position: relative;
  animation: resultPulse 3s ease-in-out infinite;
}
.result-ball::before {
  content: '';
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.15);
}
.result-ball-inner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.3);
  transform: translate(-50%, -50%);
}
.result-ball-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  color: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

@keyframes resultPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 30px rgba(249, 158, 26, 0.15); }
  50% { transform: scale(1.05); box-shadow: 0 0 50px rgba(249, 158, 26, 0.25); }
}

.result-code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  margin-bottom: 0.5rem;
}

.result-name {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.result-subtitle {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.result-ability {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--color-accent);
  padding: 0.3rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.result-description {
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  text-align: left;
}

.result-traits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}
.result-trait {
  font-size: 0.75rem;
  color: var(--color-accent-light);
  padding: 0.25rem 0.75rem;
  background: rgba(249, 158, 26, 0.08);
  border-radius: var(--radius-sm);
}

/* ========== Scroll Hint ========== */
.scroll-hint {
  margin-top: 2rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  animation: bounceDown 2s ease-in-out infinite;
}
.scroll-arrow {
  width: 1px;
  height: 30px;
  background: var(--color-text-muted);
  margin: 0.5rem auto 0;
  position: relative;
}
.scroll-arrow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: -3px;
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--color-text-muted);
  border-bottom: 1px solid var(--color-text-muted);
  transform: rotate(45deg);
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ========== Section 4: Gate ========== */
.section-gate {
  text-align: center;
}

.gate-container {
  text-align: center;
}

.gate-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.gate-lock {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px dashed var(--color-border-hover);
  position: relative;
}
.gate-lock::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 12px;
  border: 2px solid var(--color-text-muted);
  border-radius: 2px;
}
.gate-lock::after {
  content: '';
  position: absolute;
  top: 35%;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border: 2px solid var(--color-text-muted);
  border-bottom: none;
  border-radius: 50% 50% 0 0;
}

.gate-title {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.gate-desc {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* ========== Section 5: Unlock ========== */
.unlock-questions {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 560px;
  width: 100%;
  margin-bottom: 2rem;
}

.unlock-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.unlock-item-label {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.unlock-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.unlock-option {
  padding: 0.875rem 1rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.unlock-option:hover {
  border-color: var(--color-accent);
  background: rgba(249, 158, 26, 0.08);
}
.unlock-option.selected {
  border-color: var(--color-accent);
  background: rgba(249, 158, 26, 0.12);
}
.unlock-option.correct {
  border-color: var(--color-success);
  background: rgba(93, 202, 165, 0.1);
}
.unlock-option.wrong {
  border-color: var(--color-danger);
  background: rgba(226, 75, 74, 0.1);
}

.unlock-option-letter {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent);
}

.unlock-input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
}
.unlock-input:focus {
  border-color: var(--color-accent);
}

.unlock-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.unlock-submit {
  margin-top: 0.5rem;
}

.unlock-error {
  color: var(--color-danger);
  font-size: 0.8rem;
  margin-top: 1rem;
  min-height: 1.2em;
  text-align: center;
}

/* ========== Section 6: Letter ========== */
.letter-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  max-width: 640px;
  width: 100%;
}

.letter-content {
  font-size: 0.95rem;
  line-height: 2;
  color: var(--color-text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
}

.letter-signature {
  margin-top: 2rem;
  text-align: right;
  font-size: 0.9rem;
  color: var(--color-accent);
  font-weight: 500;
}

/* ========== Section 7: Wishes ========== */
.wishes-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.wish-tab {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.6rem 1.25rem;
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.wish-tab:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
}
.wish-tab.active {
  background: var(--color-accent);
  color: #000;
  border-color: var(--color-accent);
  font-weight: 600;
}

.wish-tab-count {
  font-size: 0.7rem;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}
.wish-tab.active .wish-tab-count {
  background: rgba(0, 0, 0, 0.2);
}

.wishes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  max-width: 1000px;
  width: 100%;
}

.wishes-loading {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted);
  padding: 3rem 0;
  font-size: 0.9rem;
}

.wish-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.wish-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}
.wish-card.used {
  opacity: 0.5;
  border-color: var(--color-gray);
}
.wish-card.used::after {
  content: '已实现';
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.65rem;
  color: var(--color-success);
  padding: 0.15rem 0.5rem;
  background: rgba(93, 202, 165, 0.15);
  border-radius: 2px;
  letter-spacing: 0.05em;
}

.wish-card-number {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.wish-card-title {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.wish-card-desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wish-card-action {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* ========== Modal ========== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  max-width: 480px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-bg-tertiary);
  border: none;
  color: var(--color-text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.modal-close:hover {
  color: var(--color-text);
  background: var(--color-bg);
}

.modal-body {
  text-align: center;
}

.modal-wish-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.modal-wish-title {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.modal-wish-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.modal-share-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
}
.modal-share-link input {
  flex: 1;
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  outline: none;
  min-width: 0;
}
.modal-copy-btn {
  flex-shrink: 0;
  padding: 0.4rem 0.75rem;
  background: var(--color-accent);
  color: #000;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.modal-copy-btn:hover { background: var(--color-accent-light); }

.modal-redeemed {
  color: var(--color-success);
  font-size: 0.9rem;
  padding: 1rem;
  background: rgba(93, 202, 165, 0.08);
  border: 1px solid rgba(93, 202, 165, 0.2);
  border-radius: var(--radius-md);
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border-hover);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text);
  z-index: 1100;
  animation: toastIn 0.3s ease;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ========== Footer ========== */
.footer {
  text-align: center;
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.footer p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
.footer-sub {
  margin-top: 0.25rem;
  font-size: 0.7rem;
}

/* ========== Responsive ========== */
@media (max-width: 600px) {
  .section {
    padding: 3rem 1rem;
  }

  .quiz-card, .result-card, .letter-card {
    padding: 2rem 1.25rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .quiz-option {
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
  }

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

  .wish-tab {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }

  .modal-content {
    padding: 2rem 1.25rem;
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .wishes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ========== Animations ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeInUp 0.5s ease;
}

/* ========== Reduce Motion ========== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}