/* Hallmark · macrostructure: Workbench · tone: playful · anchor hue: terracotta · theme: Hum · nav: none · footer: quiet note */
@import url("https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&family=Fraunces:opsz,wght@9..144,500;9..144,600&family=Noto+Sans+Devanagari:wght@400;600;700&family=Noto+Sans+Gujarati:wght@400;600;700&display=swap");
@import url("/tokens.css");

html {
  min-width: 320px;
  overflow-x: clip;
  background: var(--color-paper);
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

button {
  font: inherit;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

.app-shell {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(100%, 760px);
  height: 100dvh;
  min-height: 100dvh;
  margin: 0 auto;
  padding: max(var(--space-5), env(safe-area-inset-top)) var(--space-5) max(var(--space-5), env(safe-area-inset-bottom));
  isolation: isolate;
}

.app-shell::before {
  position: fixed;
  z-index: -1;
  top: 12%;
  left: 50%;
  width: min(100vw, 720px);
  height: min(100vw, 720px);
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-sunwash) 0%, var(--color-sunwash-soft) 38%, transparent 70%);
  content: "";
  opacity: 0.9;
  pointer-events: none;
  transform: translateX(-50%);
}

.topbar,
.footer-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.topbar {
  min-height: 44px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid var(--color-ink);
  border-radius: 50%;
  color: var(--color-ink);
}

.brand-mark svg {
  width: 22px;
  height: 22px;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.ready-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 36px;
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.ready-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-leaf);
  box-shadow: 0 0 0 4px var(--color-leaf-halo);
}

.main-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-height: 0;
}

.welcome-block {
  width: min(100%, 500px);
  margin-top: clamp(var(--space-6), 4vh, var(--space-8));
  text-align: center;
}

.eyebrow,
.answer-label,
.state-kicker,
.example-prefix {
  margin: 0;
  color: var(--color-accent-deep);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

h1 {
  max-width: 12ch;
  margin: var(--space-3) auto var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.25rem);
  font-style: normal;
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 0.97;
  overflow-wrap: anywhere;
}

.intro {
  max-width: 30ch;
  margin: 0 auto;
  color: var(--color-ink-soft);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
}

.lamp-stage {
  position: relative;
  display: grid;
  width: min(100%, 540px);
  min-height: clamp(220px, 32vh, 300px);
  margin-top: clamp(var(--space-4), 2.5vh, var(--space-6));
  place-items: center;
}

.orbit {
  position: absolute;
  border: 1px solid var(--color-orbit);
  border-radius: 50%;
  opacity: 0.72;
  pointer-events: none;
  transform: rotate(-17deg);
  transition: transform var(--dur-slow) var(--ease-in-out), opacity var(--dur-mid) var(--ease-out);
}

.orbit::after {
  position: absolute;
  top: 12%;
  left: 19%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-sun);
  content: "";
}

.orbit-one {
  width: 270px;
  height: 128px;
}

.orbit-two {
  width: 360px;
  height: 186px;
  border-color: var(--color-orbit-mid);
  transform: rotate(28deg);
}

.orbit-two::after {
  top: auto;
  right: 12%;
  bottom: 13%;
  left: auto;
  width: 6px;
  height: 6px;
  background: var(--color-leaf);
}

.orbit-three {
  width: 430px;
  height: 248px;
  border-color: var(--color-orbit-faint);
  transform: rotate(-54deg);
}

.orbit-three::after {
  top: 74%;
  left: 10%;
  width: 5px;
  height: 5px;
  background: var(--color-accent);
}

.lamp {
  position: relative;
  z-index: 2;
  display: grid;
  width: clamp(190px, 42vw, 248px);
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid var(--color-lamp-border);
  border-radius: 50%;
  background: var(--color-lamp-surface);
  box-shadow: var(--shadow-lamp);
  transform: translateZ(0);
  transition: transform var(--dur-mid) var(--ease-out), box-shadow var(--dur-mid) var(--ease-out);
}

.lamp::before {
  position: absolute;
  inset: 12px;
  border: 1px solid var(--color-white-soft);
  border-radius: inherit;
  content: "";
}

.lamp-glow {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-white-soft), transparent 70%);
  opacity: 0.7;
  transition: opacity var(--dur-mid) var(--ease-out), transform var(--dur-mid) var(--ease-out);
}

.lamp-core {
  position: relative;
  display: grid;
  width: 58%;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: inset 0 6px 14px var(--color-white-shine), 0 10px 20px var(--color-accent-shadow);
  transition: background var(--dur-mid) var(--ease-out), transform var(--dur-mid) var(--ease-out), box-shadow var(--dur-mid) var(--ease-out);
}

.lamp-wave {
  width: 52%;
  opacity: 0.95;
  transform: translateY(1px);
}

.lamp-spark {
  position: absolute;
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-sun);
}

.spark-one {
  top: 20%;
  right: 14%;
}

.spark-two {
  bottom: 20%;
  left: 14%;
  width: 5px;
  height: 5px;
  background: var(--color-paper);
}

.answer-card {
  position: absolute;
  z-index: 4;
  bottom: -4px;
  width: min(calc(100% - var(--space-6)), 420px);
  padding: var(--space-5) var(--space-6) var(--space-4);
  border: 1px solid var(--color-border-soft);
  border-radius: var(--radius-card);
  background: var(--color-surface-translucent);
  box-shadow: var(--shadow-card);
  animation: answer-in var(--dur-mid) var(--ease-out) both;
  text-align: left;
}

.answer-text {
  margin: var(--space-2) 0 var(--space-4);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.4;
}

.answer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.quiet-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  cursor: pointer;
  touch-action: manipulation;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}

.quiet-button {
  gap: var(--space-2);
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
  font-weight: 700;
}

.quiet-button svg {
  width: 18px;
  height: 18px;
}

.quiet-button:hover,
.quiet-button:focus-visible {
  background: var(--color-paper-deep);
  color: var(--color-ink);
}

.quiet-button:active {
  transform: scale(0.97);
}

.quiet-button-accent {
  border-color: transparent;
  background: var(--color-ink);
  color: var(--color-paper);
}

.quiet-button-accent:hover,
.quiet-button-accent:focus-visible {
  background: var(--color-accent-deep);
  color: var(--color-paper);
}

.control-dock {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(100%, 440px);
  margin-top: clamp(var(--space-3), 2vh, var(--space-4));
  text-align: center;
}

.status-line {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 62px;
}

.status-line strong {
  margin-top: var(--space-1);
  font-family: var(--font-display);
  font-size: 1.36rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.status-line > span:last-child {
  margin-top: var(--space-1);
  color: var(--color-ink-soft);
  font-size: 0.86rem;
  line-height: 1.2;
}

.talk-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: min(100%, 316px);
  min-height: 72px;
  margin-top: var(--space-2);
  padding: 0 var(--space-6);
  border: 0;
  border-radius: 30px;
  background: var(--color-accent);
  box-shadow: 0 12px 22px var(--color-accent-shadow-soft), inset 0 1px 0 var(--color-white-shine);
  color: var(--color-white);
  cursor: pointer;
  font-size: 1.08rem;
  font-weight: 700;
  touch-action: none;
  transition: background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
  user-select: none;
}

.talk-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--color-white-faint);
  border-radius: 50%;
}

.talk-icon svg {
  width: 25px;
  height: 25px;
}

.talk-button:hover {
  background: var(--color-accent-deep);
  box-shadow: 0 14px 24px var(--color-accent-shadow-hover), inset 0 1px 0 var(--color-white-shine);
  transform: translateY(-2px);
}

.talk-button:active,
.talk-button[data-mode="listening"] {
  background: var(--color-leaf);
  box-shadow: 0 8px 17px var(--color-leaf-shadow), inset 0 1px 0 var(--color-white-shine);
  transform: scale(0.975);
}

.talk-button[data-mode="thinking"] {
  background: var(--color-ink);
  cursor: wait;
}

.talk-button[data-mode="error"] {
  background: var(--color-danger);
}

.footer-note {
  margin-top: var(--space-4);
  color: var(--color-ink-faint);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.language-list {
  color: var(--color-accent-deep);
}

body[data-state="listening"] .lamp {
  box-shadow: 0 0 0 18px var(--color-leaf-ring), var(--shadow-lamp);
  transform: scale(1.035);
}

body[data-state="listening"] .lamp-core {
  background: var(--color-leaf);
  transform: scale(1.08);
}

body[data-state="listening"] .orbit-one {
  opacity: 1;
  transform: rotate(-17deg) scale(1.06);
}

body[data-state="thinking"] .lamp-core {
  background: var(--color-ink);
  transform: rotate(8deg) scale(0.96);
}

body[data-state="thinking"] .lamp-glow {
  opacity: 0.34;
  transform: scale(0.8);
}

body[data-state="thinking"] .orbit-two {
  opacity: 1;
  transform: rotate(38deg) scale(1.04);
}

body[data-state="speaking"] .lamp-core {
  background: var(--color-accent);
  box-shadow: inset 0 6px 14px var(--color-white-shine), 0 0 0 12px var(--color-accent-halo), 0 10px 20px var(--color-accent-shadow);
  transform: scale(1.04);
}

body[data-state="speaking"] .lamp-wave {
  animation: wave-breathe 900ms var(--ease-in-out) infinite alternate;
}

body[data-state="error"] .lamp-core {
  background: var(--color-danger);
  transform: scale(0.92);
}

body[data-state="error"] .orbit {
  opacity: 0.35;
}

@keyframes wave-breathe {
  from { transform: scaleX(0.88); opacity: 0.7; }
  to { transform: scaleX(1.08); opacity: 1; }
}

@keyframes answer-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (min-width: 768px) {
  .app-shell {
    padding-right: var(--space-10);
    padding-left: var(--space-10);
  }

  .welcome-block {
    margin-top: clamp(var(--space-6), 4vh, var(--space-8));
  }

  .lamp-stage {
    min-height: clamp(240px, 35vh, 320px);
  }
}

@media (max-width: 480px) {
  .app-shell {
    padding-right: var(--space-4);
    padding-left: var(--space-4);
  }

  .welcome-block {
    margin-top: var(--space-6);
  }

  .lamp-stage {
    min-height: 220px;
    margin-top: var(--space-4);
  }

  .orbit-one {
    width: 230px;
    height: 110px;
  }

  .orbit-two {
    width: 300px;
    height: 154px;
  }

  .orbit-three {
    width: 360px;
    height: 208px;
  }

  .control-dock {
    margin-top: var(--space-4);
  }

  .status-line {
    min-height: 60px;
  }

  .talk-button {
    min-height: 68px;
    margin-top: var(--space-2);
  }

  .footer-note {
    margin-top: var(--space-2);
    gap: var(--space-2);
  }
}

@media (max-width: 480px) and (max-height: 720px) {
  .app-shell {
    padding-top: max(var(--space-3), env(safe-area-inset-top));
    padding-bottom: max(var(--space-2), env(safe-area-inset-bottom));
  }

  .welcome-block {
    margin-top: var(--space-3);
  }

  .lamp-stage {
    min-height: 174px;
    margin-top: var(--space-2);
  }

  h1 {
    margin-top: var(--space-1);
    margin-bottom: var(--space-1);
    font-size: clamp(2.2rem, 10vw, 3rem);
  }

  .intro {
    font-size: 0.96rem;
    line-height: 1.3;
  }

  .lamp {
    width: clamp(174px, 48vw, 190px);
  }

  .control-dock {
    margin-top: var(--space-2);
  }

  .status-line {
    min-height: 54px;
  }

  .status-line strong {
    margin-top: var(--space-1);
    font-size: 1.3rem;
  }

  .status-line > span:last-child {
    margin-top: var(--space-1);
    font-size: 0.8rem;
    line-height: 1.15;
  }

  .talk-button {
    min-height: 64px;
    margin-top: var(--space-1);
  }

  .footer-note {
    margin-top: var(--space-1);
    font-size: 0.68rem;
    line-height: 1.2;
  }
}

@media (max-height: 720px) and (min-width: 480px) {
  .welcome-block {
    margin-top: var(--space-6);
  }

  .lamp-stage {
    min-height: 280px;
    margin-top: var(--space-4);
  }

  .control-dock {
    margin-top: var(--space-3);
  }
}

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