/* ============================================
   Base Styles - Typography, Buttons, Forms
   ============================================ */

/* --- Typography --- */
h1 { font-size: var(--fs-hero); font-weight: var(--fw-bold); letter-spacing: var(--ls-tight); }
h2 { font-size: var(--fs-4xl); font-weight: var(--fw-bold); letter-spacing: var(--ls-tight); }
h3 { font-size: var(--fs-2xl); font-weight: var(--fw-semibold); }
h4 { font-size: var(--fs-xl); font-weight: var(--fw-semibold); }

.label-text {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-accent);
}

.text-muted { color: var(--color-text-secondary); }
.text-accent { color: var(--color-accent); }
.text-center { text-align: center; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-inverse {
  background: transparent;
  color: var(--color-text-inverse);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn-inverse:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: var(--fs-xs);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: var(--fs-base);
}

/* --- Form Elements --- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
}

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

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--fs-base);
  background: var(--color-bg-primary);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease-smooth),
              box-shadow var(--duration-fast) var(--ease-smooth);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
  outline: none;
}

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

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236C757D' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

[dir="rtl"] .form-select {
  background-position: left 1rem center;
  padding-right: 1rem;
  padding-left: 2.5rem;
}

/* Checkbox custom */
.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  cursor: pointer;
  font-size: var(--fs-sm);
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--color-accent);
  cursor: pointer;
  flex-shrink: 0;
}

/* --- Utilities --- */
.gold-line {
  width: 60px;
  height: 2px;
  background: var(--color-accent);
}

.section-header {
  max-width: 700px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: var(--sp-3xl);
}

.section-header .label-text {
  margin-bottom: var(--sp-md);
}

.section-header h2 {
  margin-bottom: var(--sp-lg);
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
}