/* ═══════════════════════════════════════════════════════
   global.css  —  ViZzo · Professional Dark Design System
   Paleta: Oscuro + Burdeos #59041A
   ═══════════════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  /* Fondos */
  --bg-primary: #0A0A0F;
  --bg-secondary: #111118;
  --bg-card: rgba(22, 22, 31, 0.92);
  --bg-elevated: #1C1C28;
  --bg-input: rgba(10, 10, 15, 0.7);

  /* Acento burdeos */
  --accent: #59041A;
  --accent-hover: #8B0A2E;
  --accent-soft: rgba(89, 4, 26, 0.3);
  --accent-glow: rgba(139, 10, 46, 0.15);
  --accent-text: #D4364F;

  /* Semánticos */
  --success: #22C55E;
  --success-soft: rgba(34, 197, 94, 0.12);
  --error: #EF4444;
  --error-soft: rgba(239, 68, 68, 0.12);
  --warning: #F59E0B;
  --warning-soft: rgba(245, 158, 11, 0.12);

  /* Texto */
  --text-primary: #E8E8F0;
  --text-secondary: rgba(200, 200, 220, 0.55);
  --text-muted: rgba(200, 200, 220, 0.35);

  /* Bordes */
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.10);
  --border-accent: rgba(89, 4, 26, 0.4);

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-elevated: 0 8px 40px rgba(0, 0, 0, 0.6);
  --shadow-accent: 0 4px 20px rgba(89, 4, 26, 0.25);

  /* Radii */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Tipografía */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);

  /* Navbar height */
  --navbar-height: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* ── Scrollbar Custom (subtle) ── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ── Shared Animations ── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ════════════════════════════════════════════════════
   NAVBAR — Barra de navegación superior fija
   ════════════════════════════════════════════════════ */
.vizzo-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  transition: background 0.3s var(--ease-smooth);
}

.vizzo-navbar.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: var(--shadow-sm);
}

/* ── Navbar: Logo ── */
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-logo {
  width: 36px;
  height: 36px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
  transition: background 0.2s ease;
}

.navbar-brand:hover .navbar-logo {
  background: var(--accent-hover);
}

.navbar-brand-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 1.5px;
}

/* ── Navbar: Navigation links ── */
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.navbar-nav-link {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  position: relative;
}

.navbar-nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.navbar-nav-link.active {
  color: var(--text-primary);
  background: var(--accent-soft);
}

.navbar-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

/* ── Navbar: Right actions ── */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ── Language Selector ── */
.lang-selector {
  position: relative;
}

.lang-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.lang-toggle-btn:hover {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.03);
}

.lang-toggle-btn .lang-icon {
  font-size: 1rem;
  line-height: 1;
}

.lang-toggle-btn .lang-code {
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 140px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-elevated);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: all 0.2s var(--ease-out);
  z-index: 100;
  overflow: hidden;
}

.lang-dropdown.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.9rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-sans);
}

.lang-option:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
}

.lang-option.active {
  color: var(--accent-text);
  background: var(--accent-glow);
}

.lang-option .lang-flag {
  font-size: 1.1rem;
  line-height: 1;
}

/* ── Navbar: OAuth / User zone ── */
.navbar-connect-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  background: var(--accent);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.navbar-connect-btn:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-accent);
  transform: translateY(-1px);
}

.navbar-connect-btn .btn-icon {
  font-size: 1rem;
  display: flex;
  align-items: center;
}

.navbar-user-badge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.35rem 0.75rem 0.35rem 0.35rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
}

.navbar-user-badge:hover {
  border-color: var(--border-default);
  background: rgba(255, 255, 255, 0.05);
}

.navbar-avatar-wrap {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  overflow: hidden;
  border: 1.5px solid var(--accent);
  flex-shrink: 0;
}

.navbar-avatar-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.navbar-default-avatar {
  width: 100%;
  height: 100%;
  background: var(--accent-soft);
  color: var(--accent-text);
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
}

.navbar-user-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.navbar-username {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
}

.navbar-provider {
  font-size: 0.6rem;
  color: var(--success);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.navbar-logout-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  margin-left: 0.3rem;
}

.navbar-logout-btn:hover {
  background: var(--error-soft);
  border-color: var(--error);
  color: var(--error);
}

/* ── Main content offset for fixed navbar ── */
.main-content {
  padding-top: var(--navbar-height);
  min-height: 100vh;
}

/* ════════════════════════════════════════════════════
   LOGIN MODAL — Provider selection
   ════════════════════════════════════════════════════ */
.login-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 15, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}

.login-modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.login-modal-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  width: 90%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-elevated);
  transform: scale(0.92) translateY(16px);
  transition: transform 0.3s var(--ease-out);
}

.login-modal-overlay.active .login-modal-content {
  transform: scale(1) translateY(0);
}

.login-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.login-modal-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.login-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  transition: color 0.2s ease;
  line-height: 1;
  padding: 0;
  width: auto;
}

.login-modal-close:hover {
  color: var(--error);
}

.login-modal-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
}

.provider-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.provider-option-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid var(--border-default);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-primary);
}

.provider-option-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.provider-option-btn.github-provider:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.06);
}

.provider-option-btn.gitlab-provider {
  color: #E24329;
}

.provider-option-btn.gitlab-provider:hover {
  border-color: rgba(226, 67, 41, 0.4);
  background: rgba(226, 67, 41, 0.08);
}

.provider-icon {
  display: flex;
  align-items: center;
}

/* ════════════════════════════════════════════════════
   DJANGO FLASH MESSAGES
   ════════════════════════════════════════════════════ */
.messages-container {
  margin-bottom: 1.5rem;
  animation: fadeIn 0.4s var(--ease-out);
}

.message {
  padding: 0.9rem 2.5rem 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  line-height: 1.4;
  margin-bottom: 0.6rem;
  border: 1px solid;
  position: relative;
  transition: all 0.3s var(--ease-out);
}

.message.error {
  border-color: rgba(239, 68, 68, 0.3);
  background: var(--error-soft);
  color: #FCA5A5;
}

.message.success {
  border-color: rgba(34, 197, 94, 0.3);
  background: var(--success-soft);
  color: #86EFAC;
}

.close-msg-btn {
  position: absolute;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0.5;
  transition: all 0.2s ease;
  user-select: none;
  line-height: 1;
}

.close-msg-btn:hover {
  opacity: 1;
  transform: translateY(-50%) scale(1.15);
}

/* ════════════════════════════════════════════════════
   RESPONSIVE NAVBAR
   ════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .vizzo-navbar {
    padding: 0 1rem;
  }

  .navbar-brand-text {
    display: none;
  }

  .navbar-nav-link {
    padding: 0.4rem 0.7rem;
    font-size: 0.78rem;
  }

  .navbar-user-info {
    display: none;
  }

  .navbar-connect-btn span:not(.btn-icon) {
    display: none;
  }

  .navbar-connect-btn {
    padding: 0.45rem 0.65rem;
  }
}

@media (max-width: 480px) {
  .navbar-nav {
    gap: 0;
  }
}