:root {
  --bg-deep: #0f2a2e;
  --bg-mid: #1a4540;
  --sand: #e8dcc8;
  --ink: #10221f;
  --accent: #c45c26;
  --accent-soft: #e8a06a;
  --ok: #2f9e6b;
  --warn: #c9a227;
  --err: #c23b3b;
  --panel: rgba(232, 220, 200, 0.9);
  --shadow: 0 24px 60px rgba(8, 24, 22, 0.35);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg-deep);
  overflow-x: hidden;
}

.atmosphere {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 55% at 50% -10%, rgba(232, 160, 106, 0.35), transparent 60%),
    radial-gradient(ellipse 60% 50% at 100% 80%, rgba(47, 158, 107, 0.18), transparent 55%),
    linear-gradient(165deg, #0f2a2e 0%, #1a4540 45%, #243d4a 100%);
  z-index: -1;
}

.shell {
  width: min(640px, calc(100% - 2rem));
  margin: 2rem auto 3rem;
  padding: 2rem 1.5rem 1.75rem;
  background: var(--panel);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  animation: rise 700ms ease-out;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.brand {
  text-align: center;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  color: #5c6d68;
}

.brand h1 {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bg-deep);
  line-height: 1;
}

.tagline {
  margin: 0.4rem 0 0;
  font-size: 1.05rem;
  color: #3d524d;
}

.status-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-weight: 600;
  color: #2d403b;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(47, 158, 107, 0.5);
  animation: pulse-dot 2s infinite;
}

.dot.warn {
  background: var(--warn);
  animation: none;
}

.dot.error {
  background: var(--err);
  animation: none;
}

@keyframes pulse-dot {
  0% {
    box-shadow: 0 0 0 0 rgba(47, 158, 107, 0.45);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(47, 158, 107, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(47, 158, 107, 0);
  }
}

.orb-wrap {
  display: flex;
  justify-content: center;
  padding: 0.5rem 0 0.25rem;
}

.orb {
  position: relative;
  width: 120px;
  height: 120px;
  display: grid;
  place-items: center;
}

.orb .core {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--accent-soft), var(--accent));
  transition: transform 250ms ease;
}

.orb .ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(196, 92, 38, 0.35);
}

.orb.waiting .core {
  animation: breathe 2.4s ease-in-out infinite;
}

.orb.waiting .ring {
  border-color: rgba(196, 92, 38, 0.22);
  animation: ripple 2.8s ease-out infinite;
}

.orb.listening .core {
  transform: scale(1.08);
  animation: breathe 1.2s ease-in-out infinite;
}

.orb.listening .ring {
  animation: ripple 1.4s ease-out infinite;
}

.wake-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
}

.wake-toggle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
}

.wake-toggle input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.wake-switch {
  width: 44px;
  height: 26px;
  border-radius: 999px;
  background: rgba(16, 34, 31, 0.18);
  position: relative;
  flex-shrink: 0;
  transition: background 160ms ease;
}

.wake-switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fffdf9;
  box-shadow: 0 1px 4px rgba(8, 24, 22, 0.25);
  transition: transform 160ms ease;
}

.wake-toggle input:checked + .wake-switch {
  background: var(--accent);
}

.wake-toggle input:checked + .wake-switch::after {
  transform: translateX(18px);
}

.wake-toggle input:focus-visible + .wake-switch {
  outline: 2px solid var(--accent-soft);
  outline-offset: 2px;
}

.wake-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.wake-copy strong {
  font-size: 0.95rem;
  color: var(--ink);
}

.wake-copy span {
  font-size: 0.78rem;
  color: #5c6d68;
}

.wake-hint {
  margin: 0;
  font-size: 0.85rem;
  color: #4a5d58;
  text-align: center;
}

.wake-hint[hidden] {
  display: none;
}

.orb.thinking .core {
  animation: spin-soft 1.6s linear infinite;
}

.orb.speaking .core {
  animation: speak 0.55s ease-in-out infinite alternate;
}

.orb.speaking .ring {
  border-color: rgba(47, 158, 107, 0.55);
  animation: ripple 1s ease-out infinite;
}

@keyframes breathe {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.12);
  }
}

@keyframes ripple {
  0% {
    transform: scale(0.85);
    opacity: 1;
  }
  100% {
    transform: scale(1.25);
    opacity: 0;
  }
}

@keyframes spin-soft {
  from {
    filter: hue-rotate(0deg);
  }
  to {
    filter: hue-rotate(35deg);
  }
}

@keyframes speak {
  from {
    transform: scale(0.95);
  }
  to {
    transform: scale(1.12);
  }
}

.transcript {
  min-height: 180px;
  max-height: 320px;
  overflow-y: auto;
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.45);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.offerings {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.9rem 1rem 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
  animation: fade-in 280ms ease;
}

.offerings[hidden] {
  display: none;
}

.offerings-head {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--bg-deep);
}

.offer-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.offer-group h3 {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #5c6d68;
}

.offer-list {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.offer-item {
  appearance: none;
  width: 100%;
  text-align: left;
  border: 1px solid rgba(16, 34, 31, 0.12);
  background: #fffdf9;
  border-radius: 14px;
  padding: 0.7rem 0.85rem;
  cursor: pointer;
  font: inherit;
  color: var(--ink);
  transition: transform 120ms ease, border-color 120ms ease;
}

.offer-item:hover {
  transform: translateY(-1px);
  border-color: rgba(196, 92, 38, 0.45);
}

.offer-item .opt-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.15rem;
}

.offer-item .opt-title {
  display: block;
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.offer-item .opt-meta {
  display: block;
  font-size: 0.86rem;
  color: #4a5d58;
  line-height: 1.35;
}

.offer-item .opt-details {
  margin: 0.45rem 0 0;
  padding: 0.4rem 0 0 1rem;
  border-top: 1px solid rgba(16, 34, 31, 0.08);
  list-style: disc;
  font-size: 0.84rem;
  color: #314742;
  line-height: 1.4;
}

.offer-item .opt-details li + li {
  margin-top: 0.2rem;
}

.bubble {
  max-width: 90%;
  padding: 0.7rem 0.9rem;
  border-radius: 14px;
  line-height: 1.4;
  animation: fade-in 280ms ease;
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.bubble.user {
  align-self: flex-end;
  background: #1f4a45;
  color: #f4efe6;
}

.bubble.assistant {
  align-self: flex-start;
  background: #fff8ef;
  color: var(--ink);
  border: 1px solid rgba(16, 34, 31, 0.08);
}

.bubble .who {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 0.2rem;
}

.controls {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 0.6rem;
}

.btn {
  appearance: none;
  border: 1px solid rgba(16, 34, 31, 0.15);
  background: #fff9f1;
  color: var(--ink);
  border-radius: 999px;
  padding: 0.75rem 0.9rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, opacity 120ms ease;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  border-color: transparent;
  color: #fff8f2;
}

.btn.ghost {
  background: transparent;
}

.text-fallback {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.upload-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.upload-row label {
  font-size: 0.85rem;
  color: #4a5d58;
}

.text-fallback label {
  font-size: 0.85rem;
  color: #4a5d58;
}

.text-row {
  display: flex;
  gap: 0.5rem;
}

.text-row input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid rgba(16, 34, 31, 0.18);
  padding: 0.7rem 1rem;
  font: inherit;
  background: #fffdf9;
}

.error {
  margin: 0;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  background: rgba(194, 59, 59, 0.12);
  color: #7a1f1f;
  font-size: 0.92rem;
}

@media (max-width: 640px) {
  .shell {
    margin: 1rem auto 2rem;
    padding: 1.5rem 1rem;
  }

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

  .btn.primary {
    grid-column: 1 / -1;
  }
}

.payment-shell {
  gap: 1.1rem;
}

.payment-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.5);
}

.pay-section-title {
  margin: 0 0 0.15rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--bg-deep);
}

.pay-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.95rem;
}

.pay-row span {
  color: #5c6d68;
}

.payment-form {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.payment-form label {
  font-size: 0.82rem;
  color: #4a5d58;
  margin-top: 0.35rem;
}

.payment-form input {
  border-radius: 12px;
  border: 1px solid rgba(16, 34, 31, 0.18);
  padding: 0.7rem 0.9rem;
  font: inherit;
  background: #fffdf9;
}

.pay-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.payment-actions {
  grid-template-columns: 1.6fr 1fr;
}

.payment-actions a {
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}