:root {
  --ink: #10231c;
  --paper: #f4efe4;
  --panel: rgba(255, 251, 245, 0.86);
  --line: rgba(16, 35, 28, 0.12);
  --muted: #5d6b64;
  --whatsapp: #128c7e;
  --whatsapp-bright: #25d366;
  --gold: #c9a227;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(37, 211, 102, 0.18), transparent 55%),
    radial-gradient(900px 420px at 100% 0%, rgba(201, 162, 39, 0.16), transparent 50%),
    linear-gradient(180deg, #eef6f1 0%, var(--paper) 48%, #e7f0ea 100%);
}

.page-glow {
  pointer-events: none;
  position: fixed;
  inset: auto -120px -180px auto;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(18, 140, 126, 0.2), transparent 68%);
}

.brand-mark {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 22px;
  color: white;
  font-size: 1.8rem;
  background: linear-gradient(145deg, var(--whatsapp-bright), var(--whatsapp));
  box-shadow: 0 12px 30px rgba(18, 140, 126, 0.28);
}

.eyebrow {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--whatsapp);
}

.page-title {
  font-family: "Fraunces", serif;
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 700;
}

.lead-copy,
.form-text,
.foot-note {
  color: var(--muted);
}

.panel {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  box-shadow: 0 24px 60px rgba(16, 35, 28, 0.08);
}

@media (min-width: 768px) {
  .panel {
    padding: 2rem;
  }
}

.form-label {
  font-weight: 700;
  font-size: 0.86rem;
}

.input-shell {
  position: relative;
}

.input-shell i {
  position: absolute;
  top: 50%;
  left: 14px;
  transform: translateY(-50%);
  color: var(--whatsapp);
  pointer-events: none;
}

.step-label {
  margin-bottom: 0.7rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--whatsapp);
}

.form-control,
.form-select {
  height: 52px;
  padding-left: 42px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fffdf8;
  box-shadow: none;
}

textarea.form-control {
  height: auto;
  min-height: 120px;
  padding-top: 14px;
  padding-bottom: 14px;
  resize: vertical;
}

.input-shell-area i {
  top: 18px;
  transform: none;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--whatsapp);
  box-shadow: 0 0 0 4px rgba(18, 140, 126, 0.12);
}

.preview-card {
  overflow: hidden;
  border-radius: 22px;
  background: #0e1f19;
  color: #edf7f2;
}

.preview-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.84rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--whatsapp-bright);
}

.chat-bubble {
  margin: 16px;
  padding: 16px;
  border-radius: 6px 22px 22px 22px;
  background: #005c4b;
}

.chat-bubble p {
  white-space: pre-wrap;
  line-height: 1.5;
}

.attached-file,
.file-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  color: inherit;
  text-decoration: none;
}

.attached-file span:not(.auto-badge),
.file-chip span {
  min-width: 0;
  flex: 1;
}

.attached-file strong,
.file-chip strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.attached-file {
  border: 1px solid var(--line);
  background: #fffdf8;
}

.attached-file:hover {
  border-color: var(--whatsapp);
}

.attached-file i,
.file-chip i {
  font-size: 1.6rem;
  color: #e35d5d;
}

.attached-file small,
.file-chip small {
  display: block;
  color: var(--muted);
}

.auto-badge {
  margin-left: auto;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #06281f;
  background: #d7f8e4;
}

.file-chip {
  color: inherit;
  background: rgba(255, 255, 255, 0.08);
}

.file-chip i {
  color: #ff8a8a;
}

.file-chip small {
  color: rgba(255, 255, 255, 0.7);
}

.btn-send {
  height: 56px;
  border: 0;
  border-radius: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #06281f;
  background: linear-gradient(135deg, #4ae07f, var(--whatsapp-bright) 45%, #19b75d);
  box-shadow: 0 14px 28px rgba(37, 211, 102, 0.28);
}

.btn-send:hover,
.btn-send:focus {
  color: #06281f;
  background: linear-gradient(135deg, #67f099, #2ee36f);
}

.foot-note code {
  color: var(--ink);
}

.toast {
  color: #fff;
  background: #12362c;
  border: 0;
}

.form-error {
  margin-top: 0.35rem;
  font-size: 0.875rem;
  color: #b42318;
}

.attach-modal {
  border: 0;
  border-radius: 24px;
  background: #fffdf8;
}

.attach-steps {
  padding-left: 1.2rem;
  color: var(--muted);
}

.attach-steps li + li {
  margin-top: 0.55rem;
}