@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* White + Sky Blue + Lemon + Pink Color Theme */
  --bg-body: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-elevated: #ffffff;
  --bg-code: #0f172a;
  
  --border-light: rgba(226, 232, 240, 0.9);
  --border-hover: rgba(14, 165, 233, 0.4);
  --border-glow: rgba(14, 165, 233, 0.25);
  
  /* Vibrant Accents */
  --sky-blue: #0284c7;
  --sky-blue-light: #38bdf8;
  --sky-blue-bg: #f0f9ff;
  --sky-blue-border: rgba(14, 165, 233, 0.25);
  
  --lemon: #eab308;
  --lemon-bright: #facc15;
  --lemon-bg: #fefce8;
  --lemon-border: rgba(234, 179, 8, 0.3);
  
  --pink: #ec4899;
  --pink-light: #f472b6;
  --pink-bg: #fdf2f8;
  --pink-border: rgba(236, 72, 153, 0.25);
  
  --emerald: #10b981;
  --emerald-bg: #ecfdf5;
  --emerald-border: rgba(16, 185, 129, 0.25);

  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-border: rgba(239, 68, 68, 0.25);

  /* Primary Brand Gradients */
  --grad-primary: linear-gradient(135deg, #0284c7 0%, #0ea5e9 45%, #ec4899 100%);
  --grad-primary-hover: linear-gradient(135deg, #0369a1 0%, #0284c7 45%, #db2777 100%);
  --grad-lemon-pink: linear-gradient(135deg, #facc15 0%, #ec4899 100%);
  --grad-sky-lemon: linear-gradient(135deg, #38bdf8 0%, #facc15 100%);
  --grad-card: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.9) 100%);
  
  /* Text Typography */
  --text-main: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px -2px rgba(15, 23, 42, 0.06), 0 1px 4px -1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 12px 24px -6px rgba(14, 165, 233, 0.12), 0 4px 8px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 40px -12px rgba(14, 165, 233, 0.18), 0 8px 16px -4px rgba(236, 72, 153, 0.1);
  --shadow-glow: 0 0 30px rgba(14, 165, 233, 0.2);
  
  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

body {
  background-color: var(--bg-body);
  color: var(--text-body);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
}

/* Floating Ambient Orbs (Sky Blue + Lemon + Pink Mesh) */
.ambient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
}

.ambient-orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.45) 0%, rgba(14, 165, 233, 0.1) 70%, transparent 100%);
  top: -120px;
  left: -100px;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.ambient-orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(244, 114, 182, 0.35) 0%, rgba(236, 72, 153, 0.08) 70%, transparent 100%);
  top: 25%;
  right: -120px;
  animation: floatOrb 22s ease-in-out infinite alternate-reverse;
}

.ambient-orb-3 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(250, 204, 21, 0.3) 0%, rgba(234, 179, 8, 0.06) 70%, transparent 100%);
  bottom: 5%;
  left: 15%;
  animation: floatOrb 26s ease-in-out infinite alternate;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.08); }
  100% { transform: translate(-40px, 70px) scale(0.95); }
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Glassmorphism Cards */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

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

/* Navigation Bar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 2.5rem;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 20px -5px rgba(15, 23, 42, 0.05);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  cursor: pointer;
}

.logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.logo-tag {
  background: var(--grad-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  color: var(--text-body);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-md);
}

.nav-link:hover, .nav-link.active {
  color: var(--sky-blue);
  background: var(--sky-blue-bg);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
}

.btn-primary:hover {
  background: var(--grad-primary-hover);
  box-shadow: 0 6px 20px rgba(236, 72, 153, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
}

.btn-secondary:hover {
  background: var(--sky-blue-bg);
  border-color: var(--sky-blue);
  color: var(--sky-blue);
}

.btn-lemon {
  background: var(--lemon-bright);
  color: #78350f;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(234, 179, 8, 0.3);
}

.btn-lemon:hover {
  background: #fde047;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(234, 179, 8, 0.45);
}

.btn-pink {
  background: linear-gradient(135deg, #ec4899, #f43f5e);
  color: #fff;
  box-shadow: 0 4px 14px rgba(236, 72, 153, 0.35);
}

.btn-pink:hover {
  background: linear-gradient(135deg, #db2777, #e11d48);
  transform: translateY(-2px);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.btn-danger:hover {
  background: var(--danger);
  color: #fff;
}

.btn-success {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.btn-success:hover {
  background: var(--emerald);
  color: #fff;
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-sky {
  background: var(--sky-blue-bg);
  color: var(--sky-blue);
  border: 1px solid var(--sky-blue-border);
}

.badge-lemon {
  background: var(--lemon-bg);
  color: #854d0e;
  border: 1px solid var(--lemon-border);
}

.badge-pink {
  background: var(--pink-bg);
  color: var(--pink);
  border: 1px solid var(--pink-border);
}

.badge-success {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.badge-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.badge-warning {
  background: var(--lemon-bg);
  color: #b45309;
  border: 1px solid var(--lemon-border);
}

.badge-indigo {
  background: #eef2ff;
  color: #4f46e5;
  border: 1px solid rgba(79, 70, 229, 0.2);
}

/* Layout Containers */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(460px, 1fr));
  gap: 1.5rem;
}

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

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 4.5rem 1rem 3.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #ffffff;
  border: 1px solid var(--border-light);
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.1);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1.75rem;
  animation: floatSlow 4s ease-in-out infinite alternate;
}

@keyframes floatSlow {
  0% { transform: translateY(0); }
  100% { transform: translateY(-6px); }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-main);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.gradient-text-sky-pink {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-lemon-pink {
  background: var(--grad-lemon-pink);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 2.25rem;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

/* Feature Metric Highlights */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 3.5rem 0;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.icon-sky {
  background: var(--sky-blue-bg);
  color: var(--sky-blue);
  border: 1px solid var(--sky-blue-border);
}

.icon-lemon {
  background: var(--lemon-bg);
  color: #ca8a04;
  border: 1px solid var(--lemon-border);
}

.icon-pink {
  background: var(--pink-bg);
  color: var(--pink);
  border: 1px solid var(--pink-border);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Documentation Sections */
.docs-wrapper {
  padding: 4.5rem 0;
}

.docs-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3rem;
}

.docs-title {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin: 0.75rem 0;
}

/* 1-Line URL Hero Card */
.url-showcase-card {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.05) 0%, rgba(236, 72, 153, 0.04) 50%, rgba(250, 204, 21, 0.06) 100%), #ffffff;
  border: 1.5px solid rgba(14, 165, 233, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: 0 16px 36px -10px rgba(14, 165, 233, 0.15);
  margin-bottom: 2.5rem;
}

.url-banner-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.url-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Code Snippet Box with Dark Contrast */
.code-container {
  background: #0b0f19;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
  margin: 1rem 0;
}

.code-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1.25rem;
  background: #111827;
  border-bottom: 1px solid #1f2937;
  color: #94a3b8;
  font-size: 0.82rem;
  font-weight: 600;
}

.code-content-box {
  padding: 1.25rem;
  overflow-x: auto;
}

.code-content-box pre {
  color: #38bdf8;
  font-size: 0.88rem;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-all;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.copy-btn:hover {
  background: var(--sky-blue);
  color: #fff;
  border-color: var(--sky-blue);
}

.copy-btn.copied {
  background: var(--emerald);
  color: #fff;
  border-color: var(--emerald);
}

/* Interactive Language Tabs */
.doc-tabs-nav {
  display: flex;
  gap: 0.5rem;
  background: #e2e8f0;
  padding: 0.35rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
  overflow-x: auto;
}

.doc-tab-item {
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-body);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.doc-tab-item:hover {
  color: var(--sky-blue);
}

.doc-tab-item.active {
  background: #ffffff;
  color: var(--sky-blue);
  box-shadow: var(--shadow-sm);
}

.doc-tab-panel {
  display: none;
}
.doc-tab-panel.active {
  display: block;
}

/* Table Design */
.data-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.doc-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.doc-table th {
  padding: 0.9rem 1.2rem;
  background: #f8fafc;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-light);
}

.doc-table td {
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.88rem;
  color: var(--text-body);
  vertical-align: middle;
}

.doc-table tr:hover td {
  background: #f8fafc;
}

/* Interactive API Tester Card */
.playground-card {
  background: #ffffff;
  border: 1.5px solid var(--sky-blue-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.input-field-group {
  margin-bottom: 1.25rem;
}

.input-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.custom-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: #f8fafc;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}

.custom-input:focus {
  background: #ffffff;
  border-color: var(--sky-blue);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.12);
}

/* Dashboard UI Layout */
.dashboard-wrapper {
  display: flex;
  min-height: calc(100vh - 72px);
}

.sidebar {
  width: 270px;
  background: #ffffff;
  border-right: 1px solid var(--border-light);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: 2px 0 10px rgba(15, 23, 42, 0.02);
}

.sidebar-heading {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0 0.75rem;
  margin-bottom: 0.5rem;
}

.sidebar-menu-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1rem;
  border: none;
  background: transparent;
  color: var(--text-body);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.sidebar-menu-btn:hover {
  background: var(--sky-blue-bg);
  color: var(--sky-blue);
}

.sidebar-menu-btn.active {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.25);
}

.main-content-panel {
  flex: 1;
  padding: 2.25rem;
  overflow-y: auto;
}

.dash-section {
  display: none;
}
.dash-section.active {
  display: block;
}

/* KPI Metric Cards */
.kpi-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

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

.kpi-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-primary);
}

.kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.kpi-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-value {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.kpi-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Modals */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  padding: 1rem;
}

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

.modal-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.25);
  animation: modalScale 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalScale {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.modal-close-icon {
  background: #f1f5f9;
  border: none;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.modal-close-icon:hover {
  background: #e2e8f0;
  color: var(--text-main);
}

/* Toast System */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px -5px rgba(15, 23, 42, 0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  min-width: 300px;
  animation: toastSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes toastSlideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   Google OAuth Styled Buttons (Custom Premium Design)
   ========================================================================== */
.btn-google-smart {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: linear-gradient(135deg, #1a73e8 0%, #1557b0 100%);
  border: 1.5px solid #1a73e8;
  border-radius: 12px;
  color: #ffffff;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(26, 115, 232, 0.28);
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  user-select: none;
}

.btn-google-smart:hover {
  background: linear-gradient(135deg, #1d7af2 0%, #175ec2 100%);
  border-color: #388bfd;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 115, 232, 0.42);
}

.btn-google-smart:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(26, 115, 232, 0.3);
}

.btn-google-smart .google-avatar-box {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  border: 1.5px solid rgba(255, 255, 255, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
}

.btn-google-smart .google-info-col {
  flex: 1;
  text-align: left;
  margin-left: 0.75rem;
  margin-right: 0.5rem;
}

.btn-google-smart .google-btn-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-google-smart .google-btn-subtitle {
  font-size: 0.76rem;
  color: #d2e3fc;
  font-weight: 500;
  margin-top: 2px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-google-smart .google-badge-box {
  width: 38px;
  height: 38px;
  background: #ffffff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.14);
  flex-shrink: 0;
}

.btn-google-smart .google-badge-box svg {
  width: 22px;
  height: 22px;
}