/* ==========================================================================
   TKST Alunos - Master Style System (Dojo Theme & Core Utilities)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Zen+Old+Mincho:wght@700;900&display=swap');

:root {
  /* Color Palette - Martial Arts Dojo Theme */
  --bg-primary: #0A0D14;
  --bg-secondary: #121722;
  --bg-card: rgba(22, 28, 42, 0.75);
  --bg-card-hover: rgba(30, 39, 58, 0.9);
  --bg-glass: rgba(15, 20, 31, 0.65);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-active: rgba(230, 57, 70, 0.4);
  --border-gold: rgba(255, 183, 3, 0.35);

  --accent-crimson: #E63946;
  --accent-crimson-glow: rgba(230, 57, 70, 0.35);
  --accent-gold: #FFB703;
  --accent-gold-glow: rgba(255, 183, 3, 0.3);
  --accent-blue: #3A86FF;
  --accent-emerald: #10B981;
  --accent-purple: #8338EC;

  /* Belt Colors */
  --belt-branca: #F8F9FA;
  --belt-amarela: #FFD166;
  --belt-vermelha: #EF233C;
  --belt-laranja: #F77F00;
  --belt-verde: #06D6A0;
  --belt-roxa: #7209B7;
  --belt-marrom: #8D5B4C;
  --belt-preta: #111111;

  /* Typography */
  --font-heading: 'Cinzel', serif;
  --font-kanji: 'Zen Old Mincho', serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Sizing & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.35);
  --shadow-glow-red: 0 0 25px rgba(230, 57, 70, 0.25);
  --shadow-glow-gold: 0 0 25px rgba(255, 183, 3, 0.2);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html, body {
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0;
  background-color: var(--bg-primary);
  color: #E2E8F0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

#app-root {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  position: relative;
  box-sizing: border-box;
}

/* Background Atmosphere */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 10% 20%, rgba(230, 57, 70, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(255, 183, 3, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(18, 23, 34, 0.5) 0%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

/* Japanese Kanji Watermark in Background */
.kanji-watermark {
  position: fixed;
  right: 5vw;
  bottom: 8vh;
  font-family: var(--font-kanji);
  font-size: 26vw;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.015);
  pointer-events: none;
  user-select: none;
  z-index: 0;
  line-height: 1;
}

/* Layout Structure */
.app-container {
  position: relative;
  display: flex;
  min-height: 100vh;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  box-sizing: border-box;
  z-index: 1;
}

/* Sidebar Navigation */
.sidebar {
  width: 280px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform var(--transition-smooth);
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  width: 46px;
  height: 46px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.sidebar-title-group h1 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #FFF;
  line-height: 1.2;
}

.sidebar-title-group span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  font-weight: 600;
}

/* Navigation Links */
.nav-section-title {
  padding: 20px 20px 8px;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.4);
  font-weight: 700;
}

.nav-list {
  list-style: none;
  padding: 0 12px;
  flex: 1;
  overflow-y: auto;
}

.nav-item {
  margin-bottom: 4px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  color: #94A3B8;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  border: 1px solid transparent;
}

.nav-link:hover {
  color: #FFF;
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
  color: #FFF;
  background: linear-gradient(90deg, rgba(230, 57, 70, 0.22) 0%, rgba(230, 57, 70, 0.06) 100%);
  border-color: rgba(230, 57, 70, 0.4);
  box-shadow: 0 4px 15px rgba(230, 57, 70, 0.15);
  font-weight: 600;
}

.nav-link i, .nav-link svg {
  font-size: 1.15rem;
  width: 22px;
  text-align: center;
  color: #94A3B8;
  transition: color var(--transition-fast);
}

.nav-link.active i, .nav-link.active svg {
  color: var(--accent-crimson);
}

.nav-badge {
  margin-left: auto;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(230, 57, 70, 0.2);
  color: #FF808A;
  font-weight: 700;
}

/* Sidebar User Footer */
.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  background: rgba(10, 13, 20, 0.5);
}

.user-mini-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.user-mini-card:hover {
  background: rgba(255, 255, 255, 0.06);
}

.user-avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  border: 2px solid var(--accent-gold);
  object-fit: cover;
  padding: 2px;
}

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

.user-name {
  font-weight: 600;
  color: #FFF;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-belt-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-gold);
}

/* Main Content Area */
.main-wrapper {
  flex: 1;
  margin-left: 280px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top App Header */
.top-header {
  height: 70px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 90;
}

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

.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: #64748B;
}

.page-breadcrumb .current {
  color: #FFF;
  font-weight: 600;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  font-family: inherit;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-crimson) 0%, #BA181B 100%);
  color: #FFF;
  box-shadow: 0 4px 18px rgba(230, 57, 70, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FF4D5A 0%, #E63946 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(230, 57, 70, 0.45);
}

.btn-gold {
  background: linear-gradient(135deg, var(--accent-gold) 0%, #D48B00 100%);
  color: #0B0E14;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(255, 183, 3, 0.3);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(255, 183, 3, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #E2E8F0;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFF;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: #94A3B8;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #FFF;
}

/* Main Content Container */
.content-body {
  padding: 32px;
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* Mobile Controls */
.mobile-menu-btn {
  display: none;
}

.mobile-bottom-nav {
  display: none;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
    box-shadow: 0 0 40px rgba(0,0,0,0.8);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1000;
  }

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

  .sidebar-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
  }

  .sidebar-backdrop.active,
  .sidebar.open ~ .sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .main-wrapper {
    margin-left: 0;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    overflow-x: clip;
    box-sizing: border-box;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .content-body {
    padding: 16px 12px 90px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
    overflow-x: clip;
  }

  .top-header {
    padding: 0 10px;
    height: 56px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
  }

  .page-breadcrumb {
    display: none;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    max-width: calc(100% - 48px);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .header-actions .btn {
    padding: 5px 8px !important;
    font-size: 0.72rem !important;
    gap: 4px;
    white-space: nowrap;
    flex-shrink: 0;
  }

  @media (max-width: 480px) {
    .header-actions .btn span {
      display: none;
    }
    .header-actions .btn {
      padding: 6px 8px !important;
      min-width: 32px;
      justify-content: center;
    }
  }

  .mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(11, 14, 20, 0.96);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    z-index: 100;
    align-items: center;
    justify-content: space-around;
    padding: 0 4px;
  }

  .mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    color: #64748B;
    font-size: 0.65rem;
    font-weight: 600;
    text-decoration: none;
    padding: 6px 8px;
    border-radius: var(--radius-sm);
  }

  .mobile-nav-item.active {
    color: var(--accent-crimson);
  }

  .mobile-nav-item i {
    font-size: 1.1rem;
  }

  .hide-mobile {
    display: none !important;
  }
}

/* ==========================================================================
   DESKTOP BLOCK OVERLAY — App exclusivo para celular
   ========================================================================== */

#desktop-block-overlay {
  display: none; /* JS ativa quando innerWidth > 820px */
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: radial-gradient(ellipse at center, #0f1420 0%, #070a10 100%);
  align-items: center;
  justify-content: center;
  font-family: 'Plus Jakarta Sans', sans-serif;
  animation: dboFadeIn 0.4s ease;
}

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

.dbo-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 48px 40px;
  max-width: 480px;
  width: 90%;
  background: rgba(18, 23, 34, 0.85);
  border: 1px solid rgba(255, 183, 3, 0.2);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  box-shadow: 0 0 80px rgba(230, 57, 70, 0.08), 0 24px 64px rgba(0,0,0,0.6);
  position: relative;
  overflow: hidden;
}

.dbo-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,183,3,0.04) 0%, transparent 60%);
  pointer-events: none;
}

.dbo-kanji {
  font-family: 'Zen Old Mincho', serif;
  font-size: 4rem;
  color: rgba(255, 183, 3, 0.07);
  position: absolute;
  top: 12px;
  right: 20px;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.dbo-logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 50%;
  margin-bottom: 16px;
  border: 2px solid rgba(255, 183, 3, 0.3);
  box-shadow: 0 0 24px rgba(255, 183, 3, 0.15);
}

.dbo-title {
  font-family: 'Cinzel', serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: #F8FAFC;
  margin: 0 0 4px;
  letter-spacing: 0.05em;
}

.dbo-subtitle {
  font-size: 0.85rem;
  color: rgba(226, 232, 240, 0.5);
  margin: 0 0 20px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dbo-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, #FFB703, transparent);
  margin-bottom: 24px;
  border-radius: 2px;
}

.dbo-icon {
  font-size: 2.8rem;
  color: #FFB703;
  margin-bottom: 20px;
  animation: dboPulse 2s ease-in-out infinite;
}

@keyframes dboPulse {
  0%, 100% { transform: scale(1);   filter: drop-shadow(0 0 8px rgba(255,183,3,0.4)); }
  50%       { transform: scale(1.1); filter: drop-shadow(0 0 20px rgba(255,183,3,0.7)); }
}

.dbo-message {
  font-size: 1rem;
  color: #CBD5E1;
  line-height: 1.65;
  margin: 0 0 20px;
}

.dbo-message strong {
  color: #FFB703;
  font-weight: 700;
}

.dbo-url {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 183, 3, 0.1);
  border: 1px solid rgba(255, 183, 3, 0.25);
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFB703;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.dbo-url i {
  font-size: 0.8rem;
  opacity: 0.7;
}

.dbo-hint {
  font-size: 0.78rem;
  color: rgba(148, 163, 184, 0.6);
  margin: 0;
  line-height: 1.5;
}