@import "tailwindcss";

@theme {
  --color-ink: #0d0f12;
  --color-panel: #14181d;
  --color-panel-raised: #1a1d21;
  --color-line: #2a2f36;
  --color-copy: #f5f7fa;
  --color-muted: #9ca3af;
  --color-subtle: #4b5563;
  --color-orange: #ff6a00;
  --color-blue: #1677ff;
  --color-cyan: #00d1e6;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --font-sans: var(--font-inter), "PingFang SC", "Microsoft YaHei", sans-serif;
}

:root {
  color-scheme: dark;
  background: #0d0f12;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: #0d0f12;
  color: #f5f7fa;
  font-family: var(--font-inter), "PingFang SC", "Microsoft YaHei", sans-serif;
}

a,
button,
input,
textarea,
select {
  font: inherit;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid #00d1e6;
  outline-offset: 4px;
}

::selection {
  background: #1677ff;
  color: #f5f7fa;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  transform: translateY(-200%);
  border-radius: 999px;
  background: #f5f7fa;
  color: #0d0f12;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 700;
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container-shell {
  width: min(1320px, calc(100% - 4rem));
  margin-inline: auto;
}

.section-rule {
  border-top: 1px solid rgba(75, 85, 99, 0.42);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: #9ca3af;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 2.25rem;
  height: 2px;
  background: #ff6a00;
  content: "";
}

.eyebrow-cyan::before {
  background: #00d1e6;
}

.eyebrow-blue::before {
  background: #1677ff;
}

.display-heading {
  max-width: 10ch;
  margin-top: 1.25rem;
  font-size: clamp(2.8rem, 7vw, 6.5rem);
  font-weight: 650;
  letter-spacing: -0.07em;
  line-height: 0.98;
}

.text-balance {
  text-wrap: balance;
}

.desktop-nav {
  display: none;
}

.mobile-nav-trigger {
  display: inline-flex;
}

.body-copy {
  color: #9ca3af;
  line-height: 1.8;
}

.surface-grid {
  background-image: linear-gradient(rgba(42, 47, 54, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 47, 54, 0.22) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 80%);
}

.hero-glow {
  background: radial-gradient(circle at 74% 38%, rgba(22, 119, 255, 0.14), transparent 26rem),
    radial-gradient(circle at 68% 65%, rgba(0, 209, 230, 0.08), transparent 22rem);
}

.button-primary,
.button-secondary,
.button-ghost {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  border-radius: 0.65rem;
  padding: 0.78rem 1.2rem;
  font-size: 0.875rem;
  font-weight: 700;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button-primary {
  border: 1px solid #2a2f36;
  background: transparent;
  color: #d1d5db;
}

.button-primary:hover {
  background: rgba(0, 209, 230, 0.1);
  border-color: #00d1e6;
  color: #f5f7fa;
  transform: translateY(-2px);
}

.button-secondary {
  border: 1px solid #2a2f36;
  background: transparent;
  color: #d1d5db;
}

.button-secondary:hover {
  background: rgba(0, 209, 230, 0.1);
  border-color: #00d1e6;
  color: #f5f7fa;
  transform: translateY(-2px);
}

.button-ghost {
  border: 1px solid #2a2f36;
  background: transparent;
  color: #d1d5db;
}

.button-ghost:hover {
  background: rgba(0, 209, 230, 0.1);
  border-color: #00d1e6;
  color: #f5f7fa;
}

.button-disabled,
button:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.product-visual {
  position: relative;
  min-height: 15rem;
  overflow: hidden;
  border: 1px solid rgba(75, 85, 99, 0.5);
  border-radius: 1rem;
  background: linear-gradient(135deg, #1a1d21, #101317 68%);
}

.product-visual::after {
  position: absolute;
  right: -15%;
  bottom: -52%;
  width: 80%;
  height: 95%;
  border: 1px solid rgba(0, 209, 230, 0.36);
  border-radius: 50%;
  box-shadow: 0 0 80px rgba(0, 209, 230, 0.13);
  content: "";
  transform: rotate(-18deg);
}

.field-label {
  display: block;
  margin-bottom: 0.5rem;
  color: #d1d5db;
  font-size: 0.8125rem;
  font-weight: 600;
}

.field-input {
  width: 100%;
  border: 1px solid #2a2f36;
  border-radius: 0.65rem;
  background: #14181d;
  color: #f5f7fa;
  padding: 0.8rem 0.9rem;
}

.field-input:disabled {
  cursor: not-allowed;
  color: #6b7280;
}

.tts-editor {
  position: relative;
  overflow-y: auto;
  border: 1px solid #2a2f36;
  border-radius: 0.65rem;
  background: #14181d;
  color: #f5f7fa;
  padding: 1rem;
  white-space: pre-wrap;
  word-break: break-word;
  caret-color: #00d1e6;
}

.tts-editor.is-empty::before {
  color: #4b5563;
  content: "输入需要转换的文本，停顿会显示为胶囊，不需要手写代码。";
  pointer-events: none;
}

.tts-editor:focus {
  border-color: rgba(0, 209, 230, 0.7);
  outline: 2px solid rgba(0, 209, 230, 0.12);
  outline-offset: 2px;
}

.pause-token {
  display: inline-flex;
  align-items: center;
  margin: 0 0.18rem;
  border: 1px solid rgba(0, 209, 230, 0.48);
  border-radius: 999px;
  background: rgba(0, 209, 230, 0.1);
  color: #55e4ef;
  padding: 0.12rem 0.55rem;
  font-size: 0.8em;
  line-height: 1.5;
  cursor: pointer;
  vertical-align: baseline;
}

.pause-token:hover,
.pause-token:focus {
  border-color: #00d1e6;
  background: rgba(0, 209, 230, 0.2);
}

.typo-mark {
  text-decoration: underline wavy #ef4444 1.5px;
  text-underline-offset: 0.25rem;
  cursor: pointer;
}

.tool-button,
.pause-option {
  display: inline-flex;
  min-height: 2.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: 1px solid #2a2f36;
  border-radius: 0.55rem;
  background: #14181d;
  color: #d1d5db;
  padding: 0.45rem 0.75rem;
  font-size: 0.75rem;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.tool-button:hover,
.pause-option:hover,
.pause-option.is-selected {
  border-color: #00d1e6;
  background: rgba(0, 209, 230, 0.1);
  color: #55e4ef;
}

.pause-panel {
  border: 1px solid rgba(0, 209, 230, 0.2);
  border-radius: 0.75rem;
  background: #101317;
  padding: 0.85rem;
}

.pause-input {
  width: 5.5rem;
  border: 1px solid #2a2f36;
  border-radius: 0.5rem;
  background: #1a1d21;
  color: #f5f7fa;
  padding: 0.45rem 0.55rem;
  font-size: 0.8rem;
}

.pause-range {
  width: min(12rem, 100%);
  accent-color: #00d1e6;
}

.assist-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.85rem;
  min-height: 6.25rem;
  border: 1px solid #2a2f36;
  border-radius: 0.85rem;
  background: rgba(20, 24, 29, 0.76);
  padding: 1rem;
  color: #f5f7fa;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.voice-clone-panel {
  border: 1px solid rgba(0, 209, 230, 0.3);
  border-radius: 0.85rem;
  background: rgba(0, 209, 230, 0.05);
  padding: 1rem;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.voice-clone-panel.is-ready {
  border-color: rgba(0, 209, 230, 0.7);
  background: rgba(0, 209, 230, 0.09);
}

.assist-card:hover {
  border-color: rgba(0, 209, 230, 0.65);
  background: rgba(0, 209, 230, 0.06);
  transform: translateY(-2px);
}

.assist-card:disabled {
  cursor: wait;
  opacity: 0.6;
}

.assist-card strong,
.assist-card small {
  display: block;
}

.assist-card strong {
  font-size: 0.9rem;
}

.assist-card small {
  margin-top: 0.35rem;
  color: #9ca3af;
  font-size: 0.75rem;
  line-height: 1.55;
}

.assist-icon {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  border: 1px solid rgba(0, 209, 230, 0.3);
  border-radius: 0.65rem;
  color: #55e4ef;
  font-size: 1.1rem;
}

.assist-arrow {
  color: #4b5563;
  font-size: 1.2rem;
}

@media (max-width: 640px) {
  .container-shell {
    width: min(100% - 2rem, 1180px);
  }

  .display-heading {
    max-width: 8ch;
  }
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
  }

  .mobile-nav-trigger {
    display: none;
  }
}

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