/* ============================================================
   PURUSHOTTAM CLASSES — Component Styles
   Buttons, cards, badges, forms, inputs — all from design.md
   ============================================================ */

/* ── Primary Pill Button ─────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  background-color: var(--color-obsidian);
  color: var(--color-snow);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--spacing-12) var(--spacing-24);
  border: none;
  border-radius: var(--radius-buttons);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  box-shadow: var(--shadow-button-primary);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary-lg {
  font-size: var(--text-body-lg);
  padding: var(--spacing-16) var(--spacing-32);
}

/* Inverted variant for dark backgrounds */
.btn-primary-inverse {
  background-color: var(--color-snow);
  color: var(--color-obsidian);
  box-shadow: none;
}

.btn-primary-inverse:hover {
  opacity: 0.9;
}

/* ── Outlined White Button ───────────────────────── */
.btn-outlined {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  background-color: var(--color-snow);
  color: var(--color-graphite);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--spacing-12) var(--spacing-24);
  border: 1px solid var(--color-graphite);
  border-radius: var(--radius-buttons);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-outlined:hover {
  opacity: 0.8;
  transform: translateY(-1px);
}

.btn-outlined:active {
  transform: translateY(0);
}

.btn-outlined-lg {
  font-size: var(--text-body-lg);
  padding: var(--spacing-16) var(--spacing-32);
}

/* ── Rounded Dark Button (in-context actions) ────── */
.btn-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  background-color: var(--color-obsidian);
  color: var(--color-snow);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--spacing-12) var(--spacing-16);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-buttons-rect);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-dark:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* ── Ghost Button / Link Button ──────────────────── */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  cursor: pointer;
  padding: var(--spacing-4) 0;
  transition: opacity var(--transition-fast);
  text-decoration: none;
}

.btn-ghost:hover {
  opacity: 0.7;
}

.btn-ghost-inverse {
  color: var(--color-snow);
}

/* ── WhatsApp Button ─────────────────────────────── */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-8);
  background-color: var(--color-whatsapp);
  color: var(--color-snow);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--spacing-12) var(--spacing-24);
  border: none;
  border-radius: var(--radius-buttons);
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-whatsapp:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* ── Light Surface Card ──────────────────────────── */
.card {
  background-color: var(--surface-card);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
}

.card-compact {
  border-radius: var(--radius-cards-compact);
  padding: var(--card-padding-compact);
}

/* ── Muted Surface Card ──────────────────────────── */
.card-muted {
  background-color: var(--surface-card-muted);
  border-radius: var(--radius-cards-compact);
  padding: var(--card-padding-compact);
}

/* ── Dark Panel ──────────────────────────────────── */
.panel-dark {
  background-color: var(--surface-dark);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
  color: var(--color-snow);
}

.panel-dark h2,
.panel-dark h3,
.panel-dark h4,
.panel-dark h5 {
  color: var(--color-snow);
}

.panel-dark p {
  color: var(--color-ash);
}

/* ── Dark Filled Badge ───────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  background-color: var(--color-graphite);
  color: #fafafa;
  font-family: var(--font-primary);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  line-height: 1;
  padding: var(--spacing-6) var(--spacing-10);
  border-radius: var(--radius-badges);
  white-space: nowrap;
}

/* ── Dark Overlay Badge ──────────────────────────── */
.badge-overlay {
  background: transparent;
  color: var(--color-snow);
  border: 1px solid rgba(255, 255, 255, 0.4);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: var(--spacing-4) var(--spacing-8);
  border-radius: var(--radius-badges);
}

/* ── Light Badge ─────────────────────────────────── */
.badge-light {
  background-color: var(--color-fog);
  color: var(--color-ink);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: var(--spacing-6) var(--spacing-10);
  border-radius: var(--radius-badges);
}

/* ── Stat Number Block ───────────────────────────── */
.stat-block {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.stat-block__number {
  font-size: var(--text-heading-lg);
  font-weight: var(--weight-bold);
  color: var(--color-obsidian);
  line-height: 1;
}

.stat-block__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  color: var(--color-steel);
  line-height: var(--leading-sm);
}

/* ── Form Inputs ─────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
}

.form-input,
.form-select,
.form-textarea {
  background-color: var(--color-snow);
  color: var(--color-ink);
  font-family: var(--font-primary);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
  padding: var(--spacing-12) var(--spacing-16);
  border: 1px solid var(--color-pebble);
  border-radius: var(--radius-inputs);
  outline: none;
  width: 100%;
  transition: border-color var(--transition-fast);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-ash);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-graphite);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2371717a' d='M6 8.825L1.175 4 2.238 2.938 6 6.7 9.763 2.937 10.825 4z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

/* Form on dark backgrounds */
.form-input--dark,
.form-select--dark {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--color-snow);
}

.form-input--dark::placeholder {
  color: var(--color-steel);
}

.form-input--dark:focus,
.form-select--dark:focus {
  border-color: rgba(255, 255, 255, 0.35);
}

/* Form validation */
.form-input.error,
.form-select.error {
  border-color: #ef4444;
}

.form-error {
  font-size: var(--text-xs);
  color: #ef4444;
  margin-top: var(--spacing-4);
}

/* ── Divider ─────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background-color: var(--color-pebble);
  border: none;
}

/* ── Icon Circle ─────────────────────────────────── */
.icon-circle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-icons);
  background-color: var(--surface-card-muted);
  font-size: 24px;
  flex-shrink: 0;
}

.icon-circle--dark {
  background-color: rgba(255, 255, 255, 0.1);
}

.icon-circle--large {
  width: 64px;
  height: 64px;
  font-size: 32px;
}

/* ── Modal / Overlay ─────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-default), visibility var(--transition-default);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--surface-card);
  border-radius: var(--radius-cards);
  padding: var(--spacing-32);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition-spring);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

/* ── Chip / Multi-select badge ───────────────────── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-4);
  padding: var(--spacing-6) var(--spacing-12);
  background-color: var(--surface-card-muted);
  border: 1px solid transparent;
  border-radius: var(--radius-badges);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-ink);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
  user-select: none;
}

.chip:hover {
  background-color: var(--color-pebble);
}

.chip.selected {
  background-color: var(--color-obsidian);
  color: var(--color-snow);
  border-color: var(--color-obsidian);
}

/* ── Success message ─────────────────────────────── */
.success-message {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--spacing-16);
  padding: var(--spacing-32);
}

.success-message__icon {
  font-size: 48px;
}

.success-message__title {
  font-size: var(--text-heading-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

.success-message__text {
  font-size: var(--text-body-lg);
  color: var(--color-text-muted);
}