/* ===== COMPONENT STYLES - GLASS-MORPHISM ===== */

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

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

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

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

/* Base glass card */
.card {
  background: var(--glass-bg-90);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border-20);
  box-shadow: var(--shadow-glass-md);
  padding: var(--spacing-8);
  position: relative;
  overflow: hidden;
  transition: var(--transition-all);
}

/* Glass card with gradient overlay */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay-combined);
  opacity: 0;
  transition: var(--transition-opacity);
  pointer-events: none;
  z-index: 0;
}

/* Card content wrapper to stay above overlay */
.card > * {
  position: relative;
  z-index: 1;
}

/* Card hover state */
.card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-hover-lg);
  border-color: var(--glass-border-30);
}

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

/* Card variants */
.card-flat {
  transform: none;
}

.card-flat:hover {
  transform: translateY(-4px);
}

.card-interactive {
  cursor: pointer;
}

/* Card header */
.card-header {
  border-bottom: 1px solid var(--glass-border-20);
  padding-bottom: var(--spacing-5);
  margin-bottom: var(--spacing-5);
}

.card-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
  color: var(--text-primary);
}

.card-subtitle {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-top: var(--spacing-2);
}

/* Card body */
.card-body {
  padding: var(--spacing-6);
}

/* Card footer */
.card-footer {
  border-top: 1px solid var(--glass-border-20);
  padding-top: var(--spacing-5);
  margin-top: var(--spacing-5);
}

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

/* Base button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: var(--transition-all);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Primary button - Glass style with gradient */
.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-white);
  box-shadow: var(--shadow-glass-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary-hover);
  opacity: 0;
  transition: var(--transition-opacity);
}

.btn-primary > * {
  position: relative;
  z-index: 1;
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover-md);
}

.btn-primary:hover:not(:disabled)::before {
  opacity: 1;
}

/* Secondary button - Glass style */
.btn-secondary {
  background: var(--glass-bg-70);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  border: 1px solid var(--glass-border-20);
  box-shadow: var(--shadow-glass-sm);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--glass-bg-80);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glass-md);
  border-color: var(--glass-border-30);
}

/* Ghost button - Transparent with border */
.btn-ghost {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--primary-light);
  transform: translateY(-2px);
}

/* Danger button */
.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: var(--text-white);
  box-shadow: var(--shadow-glass-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-danger:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover-md);
}

/* Button sizes */
.btn-sm {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-lg);
}

.btn-lg {
  padding: var(--spacing-5) var(--spacing-10);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-2xl);
}

.btn-block {
  width: 100%;
}

/* Button icon */
.btn-icon {
  padding: var(--spacing-3);
  width: 40px;
  height: 40px;
}

/* ===== FORMS ===== */

/* Form group */
.form-group {
  margin-bottom: var(--spacing-6);
}

/* Labels */
label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-2);
  color: var(--text-primary);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

/* Input fields - Glass style */
input,
textarea,
select {
  width: 100%;
  padding: var(--spacing-4);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--text-primary);
  background: var(--glass-bg-80);
  backdrop-filter: var(--glass-blur-light);
  -webkit-backdrop-filter: var(--glass-blur-light);
  border: 1px solid var(--glass-border-20);
  border-radius: var(--radius-xl);
  transition: var(--transition-all);
  box-shadow: var(--shadow-glass-sm);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  background: var(--glass-bg-90);
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22, 148, 208, 0.1), var(--shadow-glass-md);
  transform: translateY(-1px);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-light);
}

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

/* Input variants */
input[type="checkbox"],
input[type="radio"] {
  width: auto;
  margin: 0;
}

/* Checkbox group */
.checkbox-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

/* Form messages */
.form-error {
  color: var(--error);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-2);
  font-weight: var(--font-weight-medium);
}

.form-success {
  color: var(--success);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-2);
  background: var(--success-light);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--success);
}

.form-help {
  color: var(--text-light);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-2);
}

/* ===== NAVIGATION ===== */

/* Main navigation - Glass style */
.nav {
  background: var(--glass-bg-95);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border-bottom: 1px solid var(--glass-border-20);
  padding: var(--spacing-4) 0;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-glass-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--primary);
  text-decoration: none;
  letter-spacing: var(--letter-spacing-tight);
  transition: var(--transition-colors);
}

.nav-brand:hover {
  color: var(--primary-hover);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-8);
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  transition: var(--transition-colors);
  position: relative;
  padding: var(--spacing-2) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--duration-normal) var(--ease-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  text-decoration: none;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* ===== SIDEBAR ===== */

.layout {
  display: flex;
  min-height: calc(100vh - var(--nav-height));
}

.sidebar {
  width: var(--sidebar-width);
  background: var(--glass-bg-90);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-right: 1px solid var(--glass-border-20);
  padding: var(--spacing-8) 0;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  list-style: none;
  padding: 0 var(--spacing-5);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-4) var(--spacing-5);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-xl);
  transition: var(--transition-all);
  font-weight: var(--font-weight-medium);
  position: relative;
  overflow: hidden;
}

.sidebar-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay-primary);
  opacity: 0;
  transition: var(--transition-opacity);
}

.sidebar-link > * {
  position: relative;
  z-index: 1;
}

.sidebar-link:hover,
.sidebar-link.active {
  background: var(--primary-light);
  color: var(--primary);
  text-decoration: none;
  transform: translateX(4px);
}

.sidebar-link:hover::before,
.sidebar-link.active::before {
  opacity: 1;
}

.main-content {
  flex: 1;
  padding: var(--spacing-10) var(--spacing-8);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  backdrop-filter: var(--glass-blur-light);
  -webkit-backdrop-filter: var(--glass-blur-light);
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary);
}

.badge-success {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid var(--success);
}

.badge-warning {
  background: var(--warning-light);
  color: var(--warning);
  border: 1px solid var(--warning);
}

.badge-error {
  background: var(--error-light);
  color: var(--error);
  border: 1px solid var(--error);
}

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

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-6);
  margin-bottom: var(--spacing-10);
}

.stat-card {
  background: var(--glass-bg-90);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border-20);
  box-shadow: var(--shadow-glass-md);
  padding: var(--spacing-8);
  position: relative;
  overflow: hidden;
  transition: var(--transition-all);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay-primary);
  opacity: 0;
  transition: var(--transition-opacity);
}

.stat-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-hover-lg);
}

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

.stat-card > * {
  position: relative;
  z-index: 1;
}

.stat-value {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--primary);
  margin-bottom: var(--spacing-3);
  letter-spacing: var(--letter-spacing-tight);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  font-weight: var(--font-weight-semibold);
}

/* ===== MODALS ===== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(31, 41, 55, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal-backdrop);
  padding: var(--spacing-6);
  animation: fadeIn 0.3s ease-out;
}

.modal {
  background: var(--glass-bg-95);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border-30);
  box-shadow: var(--shadow-glass-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  z-index: var(--z-modal);
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalSlideIn {
  from {
    transform: translateY(-30px) scale(0.95);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.modal-header {
  padding: var(--spacing-8);
  border-bottom: 1px solid var(--glass-border-20);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
  color: var(--text-primary);
}

.modal-close {
  background: var(--glass-bg-50);
  border: 1px solid var(--glass-border-20);
  font-size: var(--font-size-2xl);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  transition: var(--transition-all);
}

.modal-close:hover {
  background: var(--glass-bg-70);
  color: var(--text-primary);
  transform: rotate(90deg);
}

.modal-body {
  padding: var(--spacing-8);
}

.modal-footer {
  padding: var(--spacing-8);
  border-top: 1px solid var(--glass-border-20);
  display: flex;
  gap: var(--spacing-4);
  justify-content: flex-end;
}

/* ===== TOAST NOTIFICATIONS ===== */

.toast-container {
  position: fixed;
  top: var(--spacing-6);
  right: var(--spacing-6);
  z-index: var(--z-tooltip);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  max-width: 400px;
}

.toast {
  background: var(--glass-bg-95);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glass-lg);
  padding: var(--spacing-5);
  border-left: 4px solid var(--primary);
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(120%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.success {
  border-left-color: var(--success);
}

.toast.error {
  border-left-color: var(--error);
}

.toast.warning {
  border-left-color: var(--warning);
}

/* ===== FOOTER ===== */

.site-footer {
  background: var(--gradient-footer);
  color: var(--text-white);
  padding: var(--spacing-12) 0;
  margin-top: var(--spacing-16);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
  opacity: 0.5;
  pointer-events: none;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-6);
  text-align: center;
  position: relative;
  z-index: 1;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-logo {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--light-100);
  letter-spacing: var(--letter-spacing-tight);
}

.footer-tagline {
  font-size: var(--font-size-base);
  color: var(--secondary);
  margin: var(--spacing-2) 0 0 0;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-link {
  font-size: var(--font-size-sm);
  color: var(--secondary);
  text-decoration: none;
  transition: var(--transition-colors);
  font-weight: var(--font-weight-medium);
}

.footer-link:hover {
  color: var(--light-100);
}

.footer-divider {
  color: var(--secondary-dark);
  font-size: var(--font-size-sm);
}

.footer-copyright {
  font-size: var(--font-size-xs);
  color: var(--secondary-dark);
  letter-spacing: var(--letter-spacing-wide);
}

.footer-company {
  font-size: var(--font-size-xs);
  color: var(--secondary);
  margin-top: var(--spacing-2);
  font-weight: var(--font-weight-medium);
}

/* ===== EMPTY STATES ===== */

.empty-state {
  text-align: center;
  padding: var(--spacing-16) var(--spacing-6);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-6);
  opacity: 0.5;
}

.empty-state-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-3);
  color: var(--text-primary);
}

.empty-state-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-8);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

/* ===== ANIMATIONS ===== */

/* Card entrance animation */
@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.card-animated {
  animation: cardEnter 0.6s ease-out backwards;
}

.card-animated:nth-child(2) {
  animation-delay: 0.1s;
}

.card-animated:nth-child(3) {
  animation-delay: 0.2s;
}

.card-animated:nth-child(4) {
  animation-delay: 0.3s;
}

/* ===== AUTH PAGE STYLES ===== */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.auth-page::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(22, 148, 208, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-30px, 30px) scale(1.1);
  }
}

.auth-card {
  background: var(--glass-bg-95);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border: 1px solid var(--glass-border-30);
  box-shadow: var(--shadow-glass-xl);
  border-radius: var(--radius-3xl);
  padding: var(--spacing-12);
  max-width: 480px;
  width: 100%;
  position: relative;
  z-index: 1;
}

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

.pricing-card {
  background: var(--glass-bg-90);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 2px solid var(--glass-border-20);
  border-radius: var(--radius-3xl);
  padding: var(--spacing-10);
  position: relative;
  transition: var(--transition-all);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay-combined);
  opacity: 0;
  transition: var(--transition-opacity);
}

.pricing-card > * {
  position: relative;
  z-index: 1;
}

.pricing-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: var(--shadow-glass-xl);
  border-color: var(--glass-border-30);
}

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

/* Featured pricing card */
.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-glass-lg);
  transform: scale(1.05);
}

.pricing-card.featured::before {
  background: var(--gradient-overlay-primary);
  opacity: 0.5;
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-10px);
  box-shadow: var(--shadow-hover-lg);
}

.pricing-card.featured:hover::before {
  opacity: 1;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
  /* Typography adjustments */
  h1 { font-size: var(--font-size-3xl); }
  h2 { font-size: var(--font-size-2xl); }
  h3 { font-size: var(--font-size-xl); }

  /* Navigation */
  .nav-menu {
    gap: var(--spacing-4);
    font-size: var(--font-size-sm);
  }

  /* Layout */
  .layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--glass-border-20);
    padding: var(--spacing-5);
  }

  .sidebar-nav {
    flex-direction: row;
    overflow-x: auto;
    padding: 0;
  }

  .sidebar-link {
    white-space: nowrap;
  }

  .main-content {
    padding: var(--spacing-6) var(--spacing-4);
  }

  /* Stats grid */
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
  }

  /* Modal */
  .modal {
    margin: var(--spacing-4);
    max-height: calc(100vh - var(--spacing-8));
  }

  /* Toast */
  .toast-container {
    right: var(--spacing-4);
    left: var(--spacing-4);
    max-width: none;
  }

  /* Footer */
  .footer-links {
    flex-direction: column;
    gap: var(--spacing-3);
  }

  .footer-divider {
    display: none;
  }

  /* Card hover effects reduced on mobile */
  .card:hover {
    transform: translateY(-4px) scale(1.01);
  }

  /* Auth card */
  .auth-card {
    padding: var(--spacing-8);
    margin: var(--spacing-4);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-4);
  }

  .btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
  }
}