/*
 * BComm.net — Contact Section & Form Styles
 * ═══════════════════════════════════════════════════════════════════
 * PHASE 3 — ISOLATED MODULE
 * Depends on: css/tokens.css, css/base.css
 * All selectors scoped to #contact / .contact-* / .form-* namespace
 * ═══════════════════════════════════════════════════════════════════
 */


/* ── Section Shell ─────────────────────────────────────────────────────────── */

#contact {
  position: relative;
  padding-block: var(--space-24) var(--space-20);
  overflow: hidden;
}

/* Dual ambient glows */
#contact::before {
  content: '';
  position: absolute;
  bottom: -60px;
  inset-inline-end: -80px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(184, 146, 42, 0.07) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}

#contact::after {
  content: '';
  position: absolute;
  top: 60px;
  inset-inline-start: -80px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(30, 144, 255, 0.06) 0%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}


/* ── Section Header ───────────────────────────────────────────────────────── */

.contact-header {
  text-align: center;
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 1;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-5);
  background: var(--color-blue-ultra-dim);
  border: 1px solid var(--color-border-blue);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-blue-light);
  letter-spacing: 0.7px;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.contact-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: var(--fw-bold);
  color: var(--color-text-primary);
  letter-spacing: -1.2px;
  line-height: var(--lh-tight);
  margin-bottom: var(--space-4);
}

.contact-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  font-weight: var(--fw-light);
  line-height: var(--lh-relaxed);
  max-width: 540px;
  margin-inline: auto;
}


/* ── Form Card ─────────────────────────────────────────────────────────────── */

.contact-card {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin-inline: auto;
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-card-lg);
  padding: var(--space-10) var(--space-10);
  box-shadow: var(--shadow-lg);
  transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.contact-card:focus-within {
  border-color: var(--color-border-blue);
  box-shadow: var(--shadow-blue-sm), var(--shadow-lg);
}


/* ── Form Layout ──────────────────────────────────────────────────────────── */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* Two-column grid for Name + Contact on desktop */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

/* Full-width form group */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}


/* ── Labels ───────────────────────────────────────────────────────────────── */

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  letter-spacing: 0.2px;
  transition: color var(--transition-fast);
}

.form-group:focus-within .form-label {
  color: var(--color-blue-light);
}

.form-label .form-required {
  color: var(--color-blue);
  margin-inline-start: 2px;
}


/* ── Input / Textarea / Select ───────────────────────────────────────────── */

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--text-base);
  font-family: inherit;
  line-height: var(--lh-normal);
  transition:
    border-color  var(--transition-smooth),
    box-shadow    var(--transition-smooth),
    background    var(--transition-smooth);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

/* Placeholder */
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
  font-weight: var(--fw-light);
}

/* Focus state */
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-blue);
  box-shadow:
    0 0 0 3px var(--color-blue-ultra-dim),
    0 0 0 1px var(--color-blue-dim) inset;
  background: rgba(30, 144, 255, 0.03);
}

/* Hover (not focused) */
.form-input:hover:not(:focus),
.form-select:hover:not(:focus),
.form-textarea:hover:not(:focus) {
  border-color: var(--color-border-medium);
  background: rgba(255, 255, 255, 0.06);
}


/* ── Error state ─────────────────────────────────────────────────────────── */

.form-group.is-error .form-input,
.form-group.is-error .form-select,
.form-group.is-error .form-textarea {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(248, 113, 113, 0.10);
}

.form-group.is-error .form-label {
  color: var(--color-error);
}

.form-error-msg {
  font-size: var(--text-xs);
  color: var(--color-error);
  font-weight: var(--fw-medium);
  height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-4px);
  transition:
    height    var(--transition-fast),
    opacity   var(--transition-fast),
    transform var(--transition-fast);
}

.form-group.is-error .form-error-msg {
  height: auto;
  opacity: 1;
  transform: translateY(0);
}

/* Valid state (after successful blur) */
.form-group.is-valid .form-input,
.form-group.is-valid .form-select,
.form-group.is-valid .form-textarea {
  border-color: rgba(52, 211, 153, 0.4);
}


/* ── Select Custom Arrow ─────────────────────────────────────────────────── */

.form-select-wrap {
  position: relative;
}

.form-select {
  cursor: pointer;
  padding-inline-end: var(--space-10);
}

.form-select-arrow {
  position: absolute;
  inset-inline-end: var(--space-5);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
  transition: color var(--transition-fast), transform var(--transition-smooth);
}

.form-select:focus + .form-select-arrow {
  color: var(--color-blue-light);
  transform: translateY(-50%) rotate(180deg);
}

/* Option styling (limited cross-browser) */
.form-select option {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  padding: var(--space-2);
}

.form-select option:disabled {
  color: var(--color-text-muted);
}


/* ── Textarea ─────────────────────────────────────────────────────────────── */

.form-textarea {
  resize: vertical;
  min-height: 130px;
  max-height: 320px;
  line-height: var(--lh-relaxed);
}


/* ── Submit Button ───────────────────────────────────────────────────────── */

.form-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: 15px var(--space-8);
  background: linear-gradient(135deg, var(--color-blue) 0%, #0A62D4 100%);
  color: #fff;
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  font-family: inherit;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition:
    transform    var(--transition-bounce),
    box-shadow   var(--transition-smooth),
    background   var(--transition-smooth);
  box-shadow: 0 4px 24px rgba(30, 144, 255, 0.40);
  margin-top: var(--space-2);
}

/* Shimmer */
.form-submit-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 55%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.20), transparent);
  transition: left 0.45s ease;
}

.form-submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 36px rgba(30, 144, 255, 0.55);
}

.form-submit-btn:hover:not(:disabled)::after {
  left: 160%;
}

.form-submit-btn:active:not(:disabled) {
  transform: translateY(0);
}

.form-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* Loading spinner */
.form-submit-btn .btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

.form-submit-btn.is-loading .btn-spinner {
  display: block;
}

.form-submit-btn .btn-arrow-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform var(--transition-smooth);
}

.form-submit-btn:hover:not(:disabled) .btn-arrow-icon {
  transform: translateX(4px);
}

html[dir="rtl"] .form-submit-btn:hover:not(:disabled) .btn-arrow-icon {
  transform: translateX(-4px) scaleX(-1);
}

html[dir="rtl"] .form-submit-btn .btn-arrow-icon {
  transform: scaleX(-1);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}


/* ── Direct Contact Row ──────────────────────────────────────────────────── */

.contact-direct {
  margin-top: var(--space-8);
  text-align: center;
}

.contact-direct-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.contact-direct-label::before,
.contact-direct-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-subtle), transparent);
}

.contact-direct-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Direct contact pills */
.contact-direct-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-subtle);
  background: var(--color-bg-card);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    color        var(--transition-fast),
    background   var(--transition-smooth),
    border-color var(--transition-smooth),
    transform    var(--transition-bounce),
    box-shadow   var(--transition-smooth);
}

.contact-direct-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  flex-shrink: 0;
}

.contact-direct-btn--whatsapp:hover {
  color: #25D366;
  border-color: rgba(37, 211, 102, 0.4);
  background: rgba(37, 211, 102, 0.06);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.20);
  transform: translateY(-2px);
}

.contact-direct-btn--facebook:hover {
  color: #1877F2;
  border-color: rgba(24, 119, 242, 0.4);
  background: rgba(24, 119, 242, 0.06);
  box-shadow: 0 4px 16px rgba(24, 119, 242, 0.20);
  transform: translateY(-2px);
}

.contact-direct-btn--instagram:hover {
  color: #E1306C;
  border-color: rgba(225, 48, 108, 0.4);
  background: rgba(225, 48, 108, 0.06);
  box-shadow: 0 4px 16px rgba(225, 48, 108, 0.20);
  transform: translateY(-2px);
}


/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .contact-card {
    padding: var(--space-6);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  #contact {
    padding-block: var(--space-16) var(--space-12);
  }

  .contact-card {
    border-radius: var(--radius-card);
    padding: var(--space-5);
  }
}

/* ── Reduced Motion ───────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .form-input,
  .form-select,
  .form-textarea,
  .form-submit-btn,
  .contact-direct-btn {
    transition: none !important;
  }

  .form-submit-btn .btn-spinner {
    animation: none;
    border-top-color: #fff;
    opacity: 0.7;
  }
}