/* Reusable Components */

/* ============================
   BUTTONS
============================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  gap: var(--spacing-2);
}

.btn:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Primary Button - Orange Gradient */
.btn-primary {
  background: linear-gradient(135deg, #FF6B35 0%, #FF8C5A 100%);
  color: #FFFFFF;
  border: none;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #E85A2A 0%, #FF6B35 100%);
  box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
  transform: translateY(-2px);
}

/* Secondary Button - Outline/Ghost */
.btn-secondary {
  background: transparent;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* White Button - Solid White with Orange Text */
.btn-white {
  background: #FFFFFF;
  color: #FF6B35;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

/* Outline Button - Accent Color */
.btn-outline {
  background-color: transparent;
  color: #FF6B35;
  border-color: #FF6B35;
}

.btn-outline:hover {
  background-color: rgba(255, 107, 53, 0.05);
  transform: translateY(-2px);
}

/* Nav CTA - Specific small white button used in header if needed, 
   but we'll use btn-primary globally for nav cta for better visibility */

/* Button Sizes */
.btn-sm {
  padding: 10px 24px;
  font-size: 14px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 18px;
}

/* Full width button */
.btn-block {
  display: flex;
  width: 100%;
}

/* ============================
   CARDS
============================ */

.card {
  background: linear-gradient(135deg, #FFFFFF 0%, #F8FAFC 100%);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  border: 1px solid #E2E8F0;
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #FF6B35 0%, #FF8C5A 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  box-shadow: 0 25px 50px rgba(255, 107, 53, 0.15);
  transform: translateY(-8px);
  border-color: #FF6B35;
}

.card-header {
  margin-bottom: var(--spacing-4);
}

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: #0F172A;
  margin-bottom: var(--spacing-2);
}

.card-description {
  color: var(--color-gray-600);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #FF6B35 0%, #FF8C5A 100%);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-4);
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

/* ============================
   FORM ELEMENTS
============================ */

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: #0F172A;
  font-size: 15px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 16px 20px;
  font-size: 16px;
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  background-color: #FFFFFF;
  transition: all 0.2s ease;
  color: #0F172A;
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: #FF6B35;
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #94A3B8;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 20px center;
  background-size: 20px;
  padding-right: 50px;
}

.form-checkbox,
.form-radio {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-help {
  display: block;
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.form-error {
  display: block;
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.form-success {
  display: block;
  margin-top: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-success);
}

/* Form states */
.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--color-error);
}

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

/* ============================
   CONTAINER (Mobile-First)
============================ */

.container {
  width: 100%;
  padding: 0 var(--spacing-4);
  margin: 0 auto;
}

@media (min-width: var(--breakpoint-md)) {
  .container {
    max-width: var(--container-md);
    padding: 0 var(--spacing-6);
  }
}

@media (min-width: var(--breakpoint-xl)) {
  .container {
    max-width: var(--container-xl);
  }
}

.container-sm {
  max-width: var(--container-md);
}

.container-lg {
  max-width: var(--container-2xl);
}

/* ============================
   SECTION
============================ */

.section {
  padding: var(--spacing-16) 0;
}

.section-sm {
  padding: var(--spacing-12) 0;
}

.section-lg {
  padding: var(--spacing-24) 0;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-12);
}

.section-title {
  margin-bottom: var(--spacing-4);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
}

/* ============================
   GRID (Mobile-First)
============================ */

.grid {
  display: grid;
  gap: var(--spacing-6);
  /* Mobile-first: single column by default */
  grid-template-columns: 1fr;
}

/* 2-column grid: 1 column on mobile, 2 on tablet+ */
.grid-2 {
  grid-template-columns: 1fr;
}

@media (min-width: var(--breakpoint-md)) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 3-column grid: 1 column on mobile, 2 on tablet, 3 on desktop */
.grid-3 {
  grid-template-columns: 1fr;
}

@media (min-width: var(--breakpoint-md)) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: var(--breakpoint-xl)) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 4-column grid: 1 column on mobile, 2 on tablet, 4 on desktop */
.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: var(--breakpoint-md)) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: var(--breakpoint-xl)) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================
   FLEX UTILITIES
============================ */

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--spacing-2);
}

.gap-4 {
  gap: var(--spacing-4);
}

.gap-6 {
  gap: var(--spacing-6);
}

.gap-8 {
  gap: var(--spacing-8);
}

/* ============================
   SPACING UTILITIES
============================ */

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }
.mt-12 { margin-top: var(--spacing-12); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mb-12 { margin-bottom: var(--spacing-12); }

.py-0 { padding-top: 0; padding-bottom: 0; }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-8 { padding-top: var(--spacing-8); padding-bottom: var(--spacing-8); }
.py-12 { padding-top: var(--spacing-12); padding-bottom: var(--spacing-12); }

/* ============================
   BADGES
============================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

/* ============================
   DIVIDER
============================ */

.divider {
  height: 1px;
  background-color: var(--color-gray-200);
  margin: var(--spacing-8) 0;
}

.divider-vertical {
  width: 1px;
  height: 100%;
  background-color: var(--color-gray-200);
}