/* ============================================================================
   UNFADE Dashboard — Brand CSS
   ============================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ============================================================================
   CSS Variables — Unfade Brand Colors
   ============================================================================ */

:root {
  --unfade-black: #0A0A0A;
  --unfade-lime: #BFFF00;
  --charcoal: #1A1A1A;
  --dark-grey: #333333;
  --mid-grey: #808080;
  --light-grey: #E0E0E0;
  --white: #FFFFFF;

  --bg-primary: var(--unfade-black);
  --bg-secondary: var(--charcoal);
  --bg-tertiary: var(--dark-grey);
  --text-primary: var(--white);
  --text-secondary: var(--light-grey);
  --text-muted: var(--mid-grey);
  --border-color: var(--dark-grey);
  --accent: var(--unfade-lime);
  --accent-hover: #D4FF4D;

  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;

  --radius: 8px;
  --radius-lg: 12px;

  --shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
}

/* ============================================================================
   Reset & Base
   ============================================================================ */

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

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

.hidden {
  display: none !important;
}

/* ============================================================================
   Header
   ============================================================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(51, 51, 51, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
}

.header-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  transition: color 0.2s ease;
}

.header-logo:hover {
  color: var(--accent);
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Google Sign-In placeholder (when no client ID is configured) */
.signin-placeholder {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.signin-placeholder:hover {
  border-color: var(--mid-grey);
}

.signin-placeholder-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.signin-placeholder-text {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.signin-tooltip {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: var(--space-xs) var(--space-sm);
  font-family: var(--font-body);
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: all 0.2s ease;
}

.signin-tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

/* User profile (after sign-in) */
.user-profile {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--dark-grey);
  transition: border-color 0.2s ease;
}

.user-avatar:hover {
  border-color: var(--accent);
}

.user-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.btn-signout {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--dark-grey);
  padding: 4px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-signout:hover {
  color: var(--text-primary);
  border-color: var(--mid-grey);
}

/* ============================================================================
   Hero
   ============================================================================ */

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50vh;
  padding: calc(80px + var(--space-xl)) var(--space-md) var(--space-xl);
  text-align: center;
}

.hero-inner {
  max-width: 800px;
  animation: heroEnter 0.8s ease-out;
}

.hero-logo-container {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-md);
}

.hero-logo {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.05em;
  display: block;
  position: relative;
  z-index: 1;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 240%;
  height: 240%;
  background: radial-gradient(ellipse, rgba(191, 255, 0, 0.07) 0%, transparent 65%);
  pointer-events: none;
  animation: glowPulse 5s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(0.875rem, 2vw, 1.125rem);
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto var(--space-lg);
}

.hero-divider {
  width: 48px;
  height: 3px;
  background: var(--accent);
  margin: 0 auto;
  border-radius: 2px;
}

/* ============================================================================
   Tools Section
   ============================================================================ */

.tools-section {
  padding: var(--space-xl) var(--space-md);
}

.tools-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-md);
}

/* ============================================================================
   Tool Card
   ============================================================================ */

.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(191, 255, 0, 0.03) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

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

.tool-card:hover {
  transform: translateY(-4px);
  border-color: rgba(191, 255, 0, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5), 0 0 32px rgba(191, 255, 0, 0.04);
}

.tool-card:active {
  transform: translateY(-2px);
  transition-duration: 0.1s;
}

.tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.tool-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(191, 255, 0, 0.08);
  border-radius: var(--radius);
  color: var(--accent);
  flex-shrink: 0;
}

.tool-icon svg {
  width: 24px;
  height: 24px;
}

.tool-status {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
}

.tool-status--live {
  color: var(--unfade-black);
  background: var(--accent);
}

.tool-status--coming-soon {
  color: var(--text-muted);
  background: rgba(128, 128, 128, 0.15);
}

.tool-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
  letter-spacing: -0.01em;
}

.tool-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.tool-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-xs);
}

.tool-cta {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.02em;
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
}

.tool-arrow {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s ease;
}

.tool-card:hover .tool-cta {
  opacity: 1;
  transform: translateX(0);
}

.tool-card:hover .tool-arrow {
  opacity: 1;
  transform: translateX(0);
  transition-delay: 0.05s;
}

/* Disabled card (coming soon) */
.tool-card--disabled {
  border-left-color: var(--dark-grey);
  cursor: default;
  opacity: 0.5;
}

.tool-card--disabled:hover {
  transform: none;
  border-color: var(--border-color);
  box-shadow: none;
}

.tool-card--disabled:hover::before {
  opacity: 0;
}

.tool-card--disabled .tool-icon {
  background: rgba(128, 128, 128, 0.08);
  color: var(--text-muted);
}

/* No-access card (greyed out) */
.tool-card--no-access {
  border-left-color: #662222;
  cursor: not-allowed;
  opacity: 0.4;
}

.tool-card--no-access:hover {
  transform: none;
  border-color: var(--border-color);
  box-shadow: none;
}

.tool-card--no-access:hover::before {
  opacity: 0;
}

.tool-card--no-access .tool-icon {
  background: rgba(128, 128, 128, 0.08);
  color: var(--text-muted);
}

.tool-no-access-hint {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Tool status badges for permission levels */
.tool-status--no-access {
  color: #FF6B6B;
  background: rgba(255, 107, 107, 0.12);
}

.tool-status--read-only {
  color: #5BA8FF;
  background: rgba(91, 168, 255, 0.12);
}

.tool-status--collaborate {
  color: #FFB84D;
  background: rgba(255, 184, 77, 0.12);
}

.tool-status--full {
  color: var(--unfade-black);
  background: var(--accent);
}

/* ============================================================================
   Admin Button
   ============================================================================ */

.btn-admin {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--unfade-black);
  background: var(--accent);
  border: none;
  padding: 4px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-admin:hover {
  background: var(--accent-hover);
}

.btn-admin--active {
  background: var(--accent-hover);
  box-shadow: 0 0 8px rgba(191, 255, 0, 0.3);
}

/* ============================================================================
   Admin Panel
   ============================================================================ */

.admin-section {
  padding: var(--space-xl) var(--space-md);
  border-top: 1px solid var(--border-color);
}

.admin-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.admin-user-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  margin-bottom: var(--space-xs);
}

.admin-user-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 240px;
}

.admin-user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
}

.admin-user-avatar--placeholder {
  background: var(--bg-tertiary);
}

.admin-user-details {
  display: flex;
  flex-direction: column;
}

.admin-user-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.admin-user-email {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.admin-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--unfade-black);
  background: var(--accent);
  padding: 1px 6px;
  border-radius: 3px;
  letter-spacing: 0.08em;
  vertical-align: middle;
  margin-left: 4px;
}

.admin-user-permissions {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.admin-perm-tool {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.admin-perm-tool-name {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.admin-perm-select {
  font-family: var(--font-body);
  font-size: 0.75rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 3px 8px;
  cursor: pointer;
}

.admin-perm-select:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.admin-full-access-note {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--accent);
  font-style: italic;
}

.admin-user-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.admin-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.admin-toggle-checkbox {
  cursor: pointer;
  accent-color: var(--accent);
}

.admin-toggle-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-delete-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.2s ease;
}

.admin-delete-btn:hover {
  color: #FF6B6B;
  border-color: #FF6B6B;
  background: rgba(255, 107, 107, 0.1);
}

.admin-error {
  color: #FF6B6B;
  padding: var(--space-sm);
  font-size: 0.875rem;
}

/* ============================================================================
   Footer
   ============================================================================ */

.footer {
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  text-align: center;
  border-top: 1px solid rgba(51, 51, 51, 0.3);
  margin-top: var(--space-xl);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

.footer-dot {
  color: var(--text-muted);
}

.footer-tagline {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-muted);
  font-style: italic;
}

.footer-copyright {
  font-size: 0.75rem;
  color: var(--mid-grey);
}

/* ============================================================================
   Animations
   ============================================================================ */

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

@keyframes glowPulse {
  0%, 100% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.08);
  }
}

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

/* ============================================================================
   Responsive
   ============================================================================ */

@media (max-width: 768px) {
  .hero {
    min-height: 40vh;
    padding-top: calc(60px + var(--space-lg));
  }

  .header-inner {
    padding: var(--space-xs) var(--space-sm);
  }

  .user-name {
    display: none;
  }

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

  .tool-card {
    padding: var(--space-md);
  }

  .tool-cta,
  .tool-arrow {
    opacity: 1;
    transform: translateX(0);
  }

  .admin-user-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .admin-user-info {
    min-width: auto;
  }

  .admin-user-permissions {
    flex-direction: column;
    width: 100%;
  }

  .admin-perm-tool {
    justify-content: space-between;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-logo {
    font-size: 2.5rem;
  }

  .hero-title {
    font-size: 1.25rem;
  }

  .tools-grid {
    gap: var(--space-sm);
  }

  .signin-placeholder-text {
    display: none;
  }
}