/* ============================================
   Float Luxury Spa - Components Stylesheet
   ============================================ */

/* ========== BUTTONS ========== */
.btn {
  display: inline-block;
  padding: 12px 24px;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-body);
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  line-height: 1.5;
}

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

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-accent:hover {
  background-color: #C09563;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-large {
  padding: 16px 32px;
  font-size: var(--font-size-lg);
}

.btn-small {
  padding: 8px 16px;
  font-size: var(--font-size-sm);
}

.btn-full {
  width: 100%;
  display: block;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ========== FORMS ========== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-700);
  font-size: var(--font-size-sm);
}

.form-label.required::after {
  content: " *";
  color: var(--color-error);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 16px;
  font-size: var(--font-size-base);
  font-family: var(--font-body);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(44, 95, 124, 0.1);
}

.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);
}

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

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

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

.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.form-checkbox input,
.form-radio input {
  margin-right: var(--spacing-sm);
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-checkbox label,
.form-radio label {
  cursor: pointer;
  font-weight: var(--font-weight-normal);
}

/* ========== CARDS ========== */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-base);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-xl);
}

.card-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-900);
}

.card-text {
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.card-footer {
  padding: var(--spacing-md) var(--spacing-xl);
  background-color: var(--color-gray-50);
  border-top: 1px solid var(--color-gray-200);
}

/* ========== NAVIGATION ========== */
.header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--color-gray-700);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-base);
  padding: var(--spacing-sm) 0;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.hamburger {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-gray-700);
  position: relative;
  transition: background-color var(--transition-base);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 2px;
  background-color: var(--color-gray-700);
  transition: transform var(--transition-base);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

.nav-toggle.active .hamburger {
  background-color: transparent;
}

.nav-toggle.active .hamburger::before {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger::after {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ========== FOOTER ========== */
.footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: var(--color-gray-300);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.footer-section a:hover {
  color: var(--color-white);
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-700);
  padding-top: var(--spacing-lg);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
}

/* ========== HERO SECTION ========== */
.hero {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-white);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.6));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: var(--spacing-xl);
}

.hero-title {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  color: var(--color-white);
  font-weight: var(--font-weight-normal);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

/* ========== GRID LAYOUTS ========== */
.grid {
  display: grid;
  gap: var(--spacing-xl);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ========== ALERTS ========== */
.alert {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-md);
}

.alert-success {
  background-color: #D1FAE5;
  color: #065F46;
  border-left: 4px solid var(--color-success);
}

.alert-error {
  background-color: #FEE2E2;
  color: #991B1B;
  border-left: 4px solid var(--color-error);
}

.alert-warning {
  background-color: #FEF3C7;
  color: #92400E;
  border-left: 4px solid var(--color-warning);
}

.alert-info {
  background-color: #DBEAFE;
  color: #1E40AF;
  border-left: 4px solid var(--color-info);
}

/* ========== BADGES ========== */
.badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.badge-secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.badge-accent {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* ========== LOADING SPINNER ========== */
.spinner {
  border: 3px solid var(--color-gray-200);
  border-top: 3px solid var(--color-primary);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.spinner-small {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

/* ========== DIVIDER ========== */
.divider {
  height: 1px;
  background-color: var(--color-gray-200);
  margin: var(--spacing-2xl) 0;
}

/* ========== SECTION HEADERS ========== */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-title {
  font-size: var(--font-size-4xl);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-gray-600);
  max-width: 700px;
  margin: 0 auto;
}

/* ========== RESPONSIVE ADJUSTMENTS ========== */
@media (max-width: 767px) {
  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    gap: var(--spacing-md);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero {
    min-height: 400px;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}