/* ============================================================
   BRIAN GALVAN CLIENT PORTAL — Design System
   Dark sidebar + light content area, Apple-inspired aesthetic
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Dark palette */
  --color-black:        #0A0A0A;
  --color-black-light:  #141414;
  --color-black-card:   #1A1A1A;
  --color-gray-900:     #1E1E1E;
  --color-gray-800:     #2A2A2A;
  --color-gray-700:     #3A3A3A;
  --color-gray-600:     #555555;
  --color-gray-500:     #777777;
  --color-gray-400:     #999999;
  --color-gray-300:     #BBBBBB;
  --color-gray-200:     #D4D4D4;

  /* Light palette */
  --color-content-bg:   #F5F5F5;
  --color-white:        #F5F5F5;
  --color-white-pure:   #FFFFFF;
  --color-card-light:   #FFFFFF;

  /* Accent */
  --color-accent:       #C8A246;
  --color-accent-hover: #D4B05A;
  --color-accent-dim:   rgba(200, 162, 70, 0.15);
  --color-accent-glow:  rgba(200, 162, 70, 0.3);

  /* Semantic */
  --color-success:      #34C759;
  --color-warning:      #FF9500;
  --color-danger:       #FF3B30;
  --color-info:         #5AC8FA;

  /* Text */
  --color-text-dark:    #1A1A1A;
  --color-text-muted:   #6B7280;
  --color-text-light:   #F5F5F5;

  /* Typography */
  --font-family:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs:       0.75rem;
  --font-size-sm:       0.875rem;
  --font-size-base:     1rem;
  --font-size-md:       1.125rem;
  --font-size-lg:       1.25rem;
  --font-size-xl:       1.5rem;
  --font-size-2xl:      2rem;
  --font-size-3xl:      2.5rem;

  /* Spacing */
  --space-xs:   0.25rem;
  --space-sm:   0.5rem;
  --space-md:   1rem;
  --space-lg:   1.5rem;
  --space-xl:   2rem;
  --space-2xl:  3rem;
  --space-3xl:  4rem;

  /* Layout */
  --sidebar-width:      260px;
  --topbar-height:      64px;
  --sidebar-collapsed:  72px;

  /* Transitions */
  --transition-fast:    150ms ease;
  --transition-base:    300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:    500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring:  400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Borders */
  --radius-sm:    6px;
  --radius-md:    10px;
  --radius-lg:    14px;
  --radius-xl:    20px;
  --radius-full:  9999px;

  /* Shadows */
  --shadow-sm:    0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md:    0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg:    0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl:    0 20px 60px rgba(0, 0, 0, 0.15);
  --shadow-gold:  0 4px 20px rgba(200, 162, 70, 0.2);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-dark);
  background-color: var(--color-black);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-400);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-500);
}

/* ============================================================
   LOGIN SCREEN
   ============================================================ */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-black);
  position: relative;
  overflow: hidden;
}

/* Subtle radial glow behind the card */
.login-screen::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 162, 70, 0.06) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* Animated grid lines */
.login-bg-lines {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}

.login-bg-lines span {
  position: absolute;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(200, 162, 70, 0.06), transparent);
  animation: lineFloat 8s ease-in-out infinite;
}

.login-bg-lines span:nth-child(1) { left: 15%; animation-delay: 0s; }
.login-bg-lines span:nth-child(2) { left: 35%; animation-delay: 2s; }
.login-bg-lines span:nth-child(3) { left: 55%; animation-delay: 4s; }
.login-bg-lines span:nth-child(4) { left: 75%; animation-delay: 1s; }
.login-bg-lines span:nth-child(5) { left: 90%; animation-delay: 3s; }

@keyframes lineFloat {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

.login-card {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 420px;
  padding: var(--space-3xl);
  background: var(--color-black-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-xl);
  animation: loginFadeIn 0.6s var(--transition-base) both;
}

@keyframes loginFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-card__logo {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-sm);
}

.login-card__logo img {
  height: 28px;
  width: auto;
  opacity: 0.9;
}

.login-card__badge {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.login-card__badge span {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: 4px 14px;
  border-radius: var(--radius-full);
}

.login-card__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-white-pure);
  text-align: center;
  margin-bottom: var(--space-sm);
}

.login-card__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  text-align: center;
  margin-bottom: var(--space-xl);
}

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

.login-field {
  position: relative;
}

.login-field label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-300);
  margin-bottom: var(--space-sm);
}

.login-field input {
  width: 100%;
  padding: 14px 16px;
  background: var(--color-gray-800);
  border: 1px solid var(--color-gray-700);
  border-radius: var(--radius-md);
  color: var(--color-white-pure);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.login-field input::placeholder {
  color: var(--color-gray-500);
}

.login-field input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.login-field .toggle-password {
  position: absolute;
  right: 14px;
  bottom: 13px;
  color: var(--color-gray-500);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.login-field .toggle-password:hover {
  color: var(--color-gray-300);
}

.login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-xs);
}

.login-options label {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
  cursor: pointer;
}

.login-options label input[type="checkbox"] {
  accent-color: var(--color-accent);
  width: 16px;
  height: 16px;
}

.login-options a {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

.login-options a:hover {
  color: var(--color-accent-hover);
}

.login-error {
  display: none;
  padding: 12px 16px;
  background: rgba(255, 59, 48, 0.1);
  border: 1px solid rgba(255, 59, 48, 0.2);
  border-radius: var(--radius-md);
  color: #FF6B6B;
  font-size: var(--font-size-sm);
  text-align: center;
}

.login-error.visible {
  display: block;
  animation: shakeError 0.4s ease;
}

@keyframes shakeError {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
}

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

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--primary.btn--full {
  width: 100%;
  padding: 15px 24px;
  font-size: var(--font-size-base);
}

.btn--outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn--outline:hover {
  background: var(--color-accent-dim);
}

.btn--ghost {
  background: transparent;
  color: var(--color-gray-400);
  padding: 8px 12px;
}

.btn--ghost:hover {
  color: var(--color-white-pure);
  background: rgba(255, 255, 255, 0.05);
}

.btn--danger {
  background: rgba(255, 59, 48, 0.1);
  color: var(--color-danger);
  border: 1px solid rgba(255, 59, 48, 0.2);
}

.btn--danger:hover {
  background: rgba(255, 59, 48, 0.2);
}

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

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

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

/* Spinner inside button */
.btn .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* ============================================================
   PORTAL SHELL
   ============================================================ */
.portal {
  display: none;
  min-height: 100vh;
}

.portal.active {
  display: flex;
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-black);
  display: flex;
  flex-direction: column;
  z-index: 100;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform var(--transition-base);
}

.sidebar__header {
  padding: 24px 24px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar__logo {
  height: 24px;
  width: auto;
  opacity: 0.9;
}

.sidebar__nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.sidebar__nav-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray-600);
  padding: 16px 12px 8px;
}

.sidebar__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  color: var(--color-gray-400);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.sidebar__item:hover {
  background: var(--color-black-light);
  color: var(--color-white);
}

.sidebar__item.active {
  background: rgba(200, 162, 70, 0.08);
  color: var(--color-white-pure);
}

.sidebar__item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-accent);
  border-radius: 0 3px 3px 0;
}

.sidebar__item.active .sidebar__icon {
  color: var(--color-accent);
}

.sidebar__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.sidebar__footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sidebar__user:hover {
  background: var(--color-black-light);
}

.sidebar__avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent);
  flex-shrink: 0;
}

.sidebar__user-info {
  flex: 1;
  min-width: 0;
}

.sidebar__user-name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__user-email {
  font-size: 11px;
  color: var(--color-gray-500);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__logout-btn {
  width: 100%;
  margin-top: 8px;
  padding: 9px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: 500;
  color: var(--color-gray-500);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.sidebar__logout-btn:hover {
  color: var(--color-danger);
  border-color: rgba(255, 59, 48, 0.2);
  background: rgba(255, 59, 48, 0.05);
}

/* Mobile sidebar toggle */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 200;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-black-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-white);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 90;
  backdrop-filter: blur(4px);
}

.sidebar-overlay.active {
  display: block;
}

/* ---------- Main Content ---------- */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  background: var(--color-content-bg);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--topbar-height);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(245, 245, 245, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.topbar__left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-dark);
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.topbar__greeting {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.topbar__greeting strong {
  color: var(--color-text-dark);
  font-weight: 600;
}

.content-area {
  padding: 32px 40px 60px;
}

/* ============================================================
   PAGE COMPONENTS (Shared)
   ============================================================ */

/* Section cards on light background */
.page-section {
  background: var(--color-white-pure);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: box-shadow var(--transition-base);
}

.page-section:hover {
  box-shadow: var(--shadow-md);
}

.page-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.page-section__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-dark);
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-section__title .section-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.page-section__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Page header with action button */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.page-header__left h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-dark);
}

.page-header__left p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Stats cards row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--color-white-pure);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all var(--transition-base);
}

.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-card__icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 18px;
}

.stat-card__icon.gold { background: var(--color-accent-dim); color: var(--color-accent); }
.stat-card__icon.green { background: rgba(52, 199, 89, 0.1); color: var(--color-success); }
.stat-card__icon.blue { background: rgba(90, 200, 250, 0.1); color: var(--color-info); }
.stat-card__icon.orange { background: rgba(255, 149, 0, 0.1); color: var(--color-warning); }

.stat-card__value {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-dark);
  line-height: 1;
}

.stat-card__label {
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 6px;
}

.form-group .form-hint {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--color-white-pure);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  color: var(--color-text-dark);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-gray-400);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23777' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

/* Toggle switch */
.toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-gray-200);
  border-radius: var(--radius-full);
  transition: var(--transition-base);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--transition-base);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle input:checked + .toggle-slider {
  background: var(--color-accent);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

/* Progress bar */
.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-hover));
  border-radius: var(--radius-full);
  transition: width var(--transition-slow);
}

/* Save indicator */
.save-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
  transition: all var(--transition-base);
}

.save-indicator.saving {
  color: var(--color-accent);
}

.save-indicator.saved {
  color: var(--color-success);
}

/* ============================================================
   TABLE
   ============================================================ */
.data-table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.data-table thead th {
  padding: 12px 16px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  text-align: left;
  background: var(--color-content-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  white-space: nowrap;
}

.data-table tbody td {
  padding: 14px 16px;
  font-size: var(--font-size-sm);
  color: var(--color-text-dark);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(200, 162, 70, 0.03);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* Badge / tag */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge--lead { background: rgba(90, 200, 250, 0.1); color: var(--color-info); }
.badge--customer { background: rgba(52, 199, 89, 0.1); color: var(--color-success); }
.badge--vendor { background: rgba(255, 149, 0, 0.1); color: var(--color-warning); }
.badge--draft { background: rgba(187, 187, 187, 0.15); color: var(--color-gray-500); }
.badge--sent { background: rgba(90, 200, 250, 0.1); color: var(--color-info); }
.badge--paid { background: rgba(52, 199, 89, 0.1); color: var(--color-success); }
.badge--overdue { background: rgba(255, 59, 48, 0.1); color: var(--color-danger); }

/* ============================================================
   MODAL / DIALOG
   ============================================================ */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
  z-index: 500;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--color-white-pure);
  border-radius: var(--radius-xl);
  padding: 32px;
  width: 90%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalIn 0.3s var(--transition-base) both;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.modal__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-dark);
}

.modal__close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-text-dark);
}

.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--color-white-pure);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-left: 3px solid var(--color-success);
  font-size: var(--font-size-sm);
  color: var(--color-text-dark);
  animation: toastIn 0.4s var(--transition-spring) both;
  max-width: 380px;
}

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

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

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

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(60px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateX(60px) scale(0.9);
  }
}

/* ============================================================
   TABS
   ============================================================ */
.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--color-content-bg);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.tab-btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: none;
}

.tab-btn:hover {
  color: var(--color-text-dark);
}

.tab-btn.active {
  background: var(--color-white-pure);
  color: var(--color-text-dark);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.3s ease both;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 40px;
}

.empty-state__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--color-accent);
  font-size: 24px;
}

.empty-state__title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 8px;
}

.empty-state__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 20px;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   SEARCH BAR
   ============================================================ */
.search-bar {
  position: relative;
  max-width: 320px;
}

.search-bar input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  background: var(--color-white-pure);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-dark);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-bar input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.search-bar .search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray-400);
  width: 16px;
  height: 16px;
}

/* ============================================================
   DASHBOARD SPECIFIC
   ============================================================ */
.welcome-banner {
  background: linear-gradient(135deg, var(--color-black) 0%, var(--color-black-card) 100%);
  border-radius: var(--radius-xl);
  padding: 40px;
  margin-bottom: 28px;
  position: relative;
  overflow: hidden;
  color: var(--color-white);
}

.welcome-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(200, 162, 70, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.welcome-banner h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-white-pure);
  position: relative;
}

.welcome-banner p {
  font-size: var(--font-size-base);
  color: var(--color-gray-300);
  max-width: 500px;
  position: relative;
}

.welcome-banner .accent-line {
  width: 40px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-bottom: 16px;
  position: relative;
}

/* Quick actions grid */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.quick-action {
  background: var(--color-white-pure);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.quick-action:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(200, 162, 70, 0.15);
}

.quick-action__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.quick-action__title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.quick-action__desc {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* ============================================================
   ONBOARDING PROGRESS
   ============================================================ */
.onboarding-progress {
  background: var(--color-white-pure);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.onboarding-progress__info {
  flex-shrink: 0;
}

.onboarding-progress__label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.onboarding-progress__percent {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent);
}

.onboarding-progress .progress-bar {
  flex: 1;
}

/* Section navigation for onboarding */
.section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.section-nav__item {
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-white-pure);
  border: 1px solid rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.section-nav__item:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.section-nav__item.active {
  background: var(--color-accent);
  color: var(--color-black);
  border-color: var(--color-accent);
  font-weight: 600;
}

.section-nav__item.completed {
  background: rgba(52, 199, 89, 0.08);
  color: var(--color-success);
  border-color: rgba(52, 199, 89, 0.2);
}

/* ============================================================
   SOCIAL MEDIA CARDS
   ============================================================ */
.platform-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.platform-card {
  background: var(--color-white-pure);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: all var(--transition-base);
}

.platform-card:hover {
  box-shadow: var(--shadow-md);
}

.platform-card__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.platform-card__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.platform-card__name {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
}

/* ============================================================
   INVOICE SPECIFIC
   ============================================================ */
.invoice-preview {
  background: var(--color-white-pure);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-top: 24px;
}

.invoice-preview__header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 32px;
}

.line-items-table {
  width: 100%;
  margin-top: 16px;
}

.line-items-table th {
  text-align: left;
  padding: 10px 12px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-gray-200);
}

.line-items-table td {
  padding: 12px;
  font-size: var(--font-size-sm);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.line-items-table .line-item-actions {
  width: 40px;
}

.invoice-totals {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 2px solid var(--color-gray-200);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.invoice-totals__row {
  display: flex;
  justify-content: space-between;
  width: 240px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.invoice-totals__row.total {
  font-weight: 700;
  font-size: var(--font-size-lg);
  color: var(--color-text-dark);
  padding-top: 8px;
  border-top: 1px solid var(--color-gray-200);
}

/* ============================================================
   SETTINGS
   ============================================================ */
.settings-section {
  margin-bottom: 32px;
}

.settings-section__title {
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.settings-section__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.setting-row:last-child {
  border-bottom: none;
}

.setting-row__info h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
}

.setting-row__info p {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* Password strength */
.password-strength {
  display: flex;
  gap: 4px;
  margin-top: 8px;
}

.password-strength__bar {
  flex: 1;
  height: 3px;
  background: var(--color-gray-200);
  border-radius: 2px;
  transition: background var(--transition-base);
}

.password-strength__bar.weak { background: var(--color-danger); }
.password-strength__bar.medium { background: var(--color-warning); }
.password-strength__bar.strong { background: var(--color-success); }

/* ============================================================
   UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-sm { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.hidden { display: none !important; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  .sidebar-toggle {
    display: flex;
  }

  .main-content {
    margin-left: 0;
  }

  .topbar {
    padding: 0 20px 0 68px;
  }

  .content-area {
    padding: 24px 20px 40px;
  }

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

@media (max-width: 768px) {
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .quick-actions {
    grid-template-columns: 1fr;
  }

  .platform-cards {
    grid-template-columns: 1fr;
  }

  .welcome-banner {
    padding: 28px;
  }

  .welcome-banner h2 {
    font-size: var(--font-size-xl);
  }

  .page-section {
    padding: 24px;
  }

  .modal {
    width: 95%;
    padding: 24px;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .invoice-preview {
    padding: 24px;
  }

  .invoice-preview__header {
    flex-direction: column;
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .stats-row {
    grid-template-columns: 1fr;
  }

  .login-card {
    margin: 16px;
    padding: var(--space-xl);
  }

  .tabs {
    overflow-x: auto;
  }

  .topbar__greeting {
    display: none;
  }
}