/* ===================================================
   CIRCLUM MONOCHROME & MODERN LUXURY DESIGN SYSTEM
   Supports: Dark Theme (Default) & Light Theme
   Mobile Optimized: 320px to 1920px+ (Zero Overflow + Smooth Sliders)
=================================================== */

:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  /* DARK THEME (Default) */
  --bg-main: #09090b;
  --bg-card: #121215;
  --bg-card-hover: #18181b;
  --bg-sidebar: #09090b;
  --bg-topbar: #0c0c0e;
  --bg-input: #18181b;
  --bg-table-header: #121215;
  --bg-drawer: #121216;
  
  --border-color: #27272a;
  --border-hover: #3f3f46;
  --border-focus: #ffffff;
  
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  --accent-btn: #ffffff;
  --accent-btn-text: #09090b;
  --accent-btn-hover: #e4e4e7;
  
  --badge-bg: #27272a;
  --badge-text: #f4f4f5;
}

[data-theme="light"] {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-sidebar: #ffffff;
  --bg-topbar: #ffffff;
  --bg-input: #f8fafc;
  --bg-table-header: #f1f5f9;
  --bg-drawer: #ffffff;
  
  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;
  --border-focus: #09090b;
  
  --text-primary: #09090b;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  --accent-btn: #09090b;
  --accent-btn-text: #ffffff;
  --accent-btn-hover: #27272a;
  
  --badge-bg: #f1f5f9;
  --badge-text: #09090b;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.2s ease, color 0.2s ease;
  min-height: 100vh;
}

a {
  color: var(--text-primary);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* ===================================================
   PUBLIC LANDING / HOME PAGE STYLES
=================================================== */

.landing-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 48px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-topbar);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  width: 100%;
  max-width: 100vw;
}

.hero-section {
  max-width: 1100px;
  margin: 60px auto 40px;
  text-align: center;
  padding: 0 24px;
}

.hero-badge-container {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 28px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  max-width: 100%;
}

.hero-title {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.15;
  margin-bottom: 22px;
  color: var(--text-primary);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  word-break: break-word;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero-cta-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 40px 0;
  text-align: left;
}

.feature-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 28px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.3);
}

.feature-icon-wrapper {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}

/* ===================================================
   AUTH PAGES (LOGIN, REGISTER, FORGOT PASSWORD)
=================================================== */

.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background-color: var(--bg-main);
  width: 100%;
}

.auth-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 38px 32px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 30px -10px rgba(0, 0, 0, 0.4);
}

.auth-logo {
  text-align: center;
  margin-bottom: 24px;
}

/* ===================================================
   APP CORE LAYOUT (ADMIN, CLIENT, EDITOR)
=================================================== */

.app-container {
  display: flex;
  min-height: 100vh;
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
}

.sidebar {
  width: 250px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: all 0.25s ease;
  z-index: 1000;
}

.sidebar-header {
  padding: 22px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.brand-badge {
  background: var(--text-primary);
  color: var(--bg-main);
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.brand-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  white-space: nowrap;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.nav-link:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-link.active {
  background-color: var(--text-primary);
  color: var(--bg-main);
  font-weight: 700;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-profile {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.user-role-badge {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Mobile Header & Controls */
.mobile-header {
  display: none;
  background-color: var(--bg-topbar);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 16px;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 999;
  width: 100%;
  max-width: 100vw;
}

.mobile-menu-btn {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 18px;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-sidebar-close {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(2px);
  z-index: 9998;
}

/* Main Content */
.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  background-color: var(--bg-main);
}

.top-bar {
  background-color: var(--bg-topbar);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
}

.page-body {
  padding: 24px 28px;
  flex-grow: 1;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.3px;
  word-break: break-word;
}

/* Responsive Dashboard Grids */
.dashboard-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 24px;
  width: 100%;
}

.dashboard-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 24px;
  width: 100%;
}

.dashboard-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 24px;
  width: 100%;
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 24px;
  transition: border-color 0.15s ease;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
  touch-action: manipulation;
}

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

.btn-primary:hover {
  background-color: var(--accent-btn-hover);
  text-decoration: none;
  opacity: 0.95;
}

.btn-secondary {
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--border-hover);
  text-decoration: none;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Tables with Smooth Horizontal Scroll Slider */
.table-wrapper {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-top: 10px;
  display: block;
}

.table-wrapper::-webkit-scrollbar {
  height: 6px;
}

.table-wrapper::-webkit-scrollbar-track {
  background: var(--bg-input);
  border-radius: 3px;
}

.table-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 3px;
}

.table-wrapper::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

th {
  background-color: var(--bg-table-header);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  vertical-align: middle;
}

tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background-color: var(--bg-card-hover);
}

/* Forms */
.form-group {
  margin-bottom: 16px;
  width: 100%;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.15s ease;
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--border-focus);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.badge-pending { background: rgba(148, 163, 184, 0.15); color: #94a3b8; }
.badge-in_progress { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.badge-editing { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.badge-internal_review { background: rgba(249, 115, 22, 0.15); color: #f97316; }
.badge-client_review { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.badge-revision_required { background: rgba(248, 113, 113, 0.15); color: #f87171; border: 1px solid #f87171; }
.badge-client_approved { background: rgba(52, 211, 153, 0.15); color: #34d399; }
.badge-upload_pending { background: rgba(251, 191, 36, 0.15); color: #fbbf24; }
.badge-completed, .badge-published { background: rgba(16, 185, 129, 0.15); color: #10b981; }

/* Notion Table Cell Inputs */
.table-select {
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  outline: none;
  cursor: pointer;
  max-width: 100%;
}

.table-select:focus {
  border-color: var(--border-focus);
}

.cell-inline-input {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-primary);
  padding: 3px 6px;
  border-radius: 4px;
  font-size: 12.5px;
  width: 100%;
  outline: none;
}

.cell-inline-input:hover {
  border-color: var(--border-color);
  background: var(--bg-input);
}

.cell-inline-input:focus {
  border-color: var(--border-focus);
  background: var(--bg-input);
}

.quick-add-row {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px dashed var(--border-color);
  margin-bottom: 12px;
  flex-wrap: wrap;
  width: 100%;
}

/* Slide-Over Drawer */
.drawer-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(2px);
  z-index: 9998;
}

.drawer-backdrop.active {
  display: block;
}

.drawer-content {
  position: fixed;
  top: 0;
  right: -650px;
  width: 600px;
  max-width: 100vw;
  height: 100vh;
  background-color: var(--bg-drawer);
  border-left: 1px solid var(--border-color);
  z-index: 9999;
  overflow-y: auto;
  padding: 28px;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
  transition: right 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.drawer-content.active {
  right: 0;
}

/* ===================================================
   RESPONSIVE BREAKPOINTS (TABLET & MOBILE)
=================================================== */

@media (max-width: 1024px) {
  .landing-nav {
    padding: 16px 28px;
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-title {
    font-size: 42px;
  }
}

@media (max-width: 768px) {
  .landing-nav {
    padding: 14px 16px;
  }

  .hero-section {
    margin: 36px auto 24px;
    padding: 0 16px;
  }

  .hero-title {
    font-size: 32px;
    letter-spacing: -0.8px;
  }

  .hero-sub {
    font-size: 15px;
    margin-bottom: 28px;
  }

  .grid-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-cta-group {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  /* Admin, Client, Editor Dashboard Mobile Layout */
  .mobile-header {
    display: flex;
  }
  
  .sidebar {
    position: fixed;
    top: 0;
    left: -290px;
    width: 270px;
    height: 100vh;
    box-shadow: none;
    z-index: 9999;
  }

  .sidebar.mobile-active {
    left: 0;
    box-shadow: 15px 0 35px rgba(0, 0, 0, 0.7);
  }

  .mobile-sidebar-close {
    display: block;
  }

  .top-bar {
    display: none;
  }

  .page-body {
    padding: 16px 14px;
  }

  .card {
    padding: 16px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
  }

  .dashboard-grid-2,
  .dashboard-grid-3,
  .dashboard-grid-4 {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 16px;
  }

  .app-container {
    flex-direction: column;
  }

  .drawer-content {
    width: 100vw;
    padding: 20px 16px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 26px;
    letter-spacing: -0.5px;
  }
  .auth-card {
    padding: 24px 18px;
    border-radius: 10px;
  }
  .btn {
    padding: 8px 12px;
    font-size: 12.5px;
  }
  .quick-add-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .quick-add-row input,
  .quick-add-row select,
  .quick-add-row button {
    max-width: 100% !important;
    width: 100% !important;
  }
}