/* ==========================================================================
   Google for Education - AI Educator Series Landing Page Styles
   ========================================================================== */

:root {
  --google-blue: #1a73e8;
  --google-blue-hover: #1557b0;
  --google-blue-soft: #e8f0fe;
  --google-blue-tint: #f0f6ff;
  --google-green: #34a853;
  --google-green-soft: #e6f4ea;
  --google-yellow: #fbbc04;
  --google-yellow-dark: #ea8600;
  --google-yellow-soft: #fef7e0;
  --google-red: #ea4335;
  --google-red-soft: #fce8e6;
  
  --text-main: #202124;
  --text-muted: #5f6368;
  --text-light: #80868b;
  
  --bg-page: #ffffff;
  --bg-subtle: #f8fafd;
  --border-color: #dadce0;
  --border-subtle: #e2e8f0;
  
  --font-primary: 'Google Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-handwriting: 'Caveat', cursive, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(60, 64, 67, 0.1);
  --shadow-card: 0 2px 8px rgba(60, 64, 67, 0.08), 0 1px 2px rgba(60, 64, 67, 0.05);
  --shadow-hover: 0 8px 24px rgba(26, 115, 232, 0.15);
  --shadow-modal: 0 24px 48px rgba(0, 0, 0, 0.2), 0 8px 16px rgba(0, 0, 0, 0.1);
  
  --transition-normal: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography & Utility Classes */
.highlight-blue {
  color: var(--google-blue);
}

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #f1f3f4;
  height: 72px;
  display: flex;
  align-items: center;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo-link {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.google-edu-logo {
  display: flex;
  align-items: center;
  gap: 6px;
}

.google-wordmark {
  height: 22px;
  width: auto;
}

.edu-text {
  font-family: var(--font-primary);
  font-size: 19px;
  font-weight: 400;
  color: #5f6368;
  letter-spacing: -0.2px;
  line-height: 1;
  position: relative;
  top: 1px;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-item {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 24px 0;
  transition: var(--transition-normal);
  display: inline-block;
}

.nav-item:hover {
  color: var(--google-blue);
}

.nav-item.active {
  color: var(--google-blue);
  font-weight: 600;
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--google-blue);
  border-radius: 3px 3px 0 0;
}

/* Primary Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: var(--google-blue);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  cursor: pointer;
  transition: var(--transition-normal);
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.btn-primary:hover {
  background-color: var(--google-blue-hover);
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.3);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 48px 0 64px;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, #f0f6ff 0%, #ffffff 60%);
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 1200px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 840px;
}

.badge-tag {
  display: inline-block;
  background-color: #e8f0fe;
  color: #1967d2;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 50px;
  line-height: 1.15;
  font-weight: 700;
  color: #1f2937;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.hero-description {
  font-size: 18px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 760px;
  margin-bottom: 32px;
}

/* Event Metadata Box */
.event-meta-card {
  display: flex;
  align-items: center;
  gap: 36px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 14px;
}

.meta-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.meta-icon svg {
  width: 28px;
  height: 28px;
}

.meta-details {
  display: flex;
  flex-direction: column;
}

.meta-headline {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.meta-subtext {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Hero CTA Row */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-hero-cta {
  font-size: 16px;
  padding: 13px 30px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 14px rgba(26, 115, 232, 0.35);
}

.btn-hero-cta svg {
  transition: transform 0.2s ease;
}

.btn-hero-cta:hover svg {
  transform: translateX(4px);
}

.cta-note {
  font-size: 14px;
  color: #5f6368;
  font-weight: 500;
}

/* ==========================================================================
   Hero Visual / Graphic (Right Side)
   ========================================================================== */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.visual-wrapper {
  position: relative;
  width: 100%;
  max-width: 460px;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Soft Backdrop Arch */
.hero-arch-bg {
  position: absolute;
  width: 380px;
  height: 420px;
  background: radial-gradient(ellipse at center, rgba(195, 222, 255, 0.6) 0%, rgba(222, 238, 255, 0.3) 60%, rgba(255, 255, 255, 0) 80%);
  border-radius: 50% 50% 40% 40% / 60% 60% 30% 30%;
  z-index: 1;
}

/* Handwritten Motivational Text */
.doodle-text {
  position: absolute;
  top: 15px;
  left: 10px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  transform: rotate(-8deg);
  font-family: var(--font-handwriting);
  line-height: 1.1;
  color: #2b4980;
  user-select: none;
}

.doodle-line {
  display: block;
}

.line-1 {
  font-size: 26px;
  margin-left: 10px;
}

.line-2 {
  font-size: 30px;
  margin-left: 20px;
}

.line-3 {
  font-size: 26px;
  margin-left: 32px;
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  z-index: 12;
  transition: transform 0.3s ease;
  animation: floatBounce 4s ease-in-out infinite alternate;
}

.badge-blue {
  background-color: var(--google-blue);
  top: 40px;
  right: 25px;
  animation-delay: 0s;
}

.badge-green {
  background-color: #34a853;
  top: 85px;
  right: -10px;
  width: 40px;
  height: 40px;
  animation-delay: 1.2s;
}

.badge-yellow {
  background-color: #fbbc04;
  top: 140px;
  right: 18px;
  animation-delay: 2.2s;
}

@keyframes floatBounce {
  0% { transform: translateY(0) rotate(0deg); }
  100% { transform: translateY(-8px) rotate(2deg); }
}

/* Educator Photo Container */
.educator-img-container {
  position: relative;
  z-index: 5;
  width: 370px;
  height: 370px;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(43, 73, 128, 0.14);
  background-color: #ffffff;
  border: 4px solid #ffffff;
}

.educator-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

/* Empowering Badge (Bottom Right) */
.empower-badge {
  position: absolute;
  bottom: 10px;
  right: -15px;
  z-index: 15;
  background: #ffffff;
  padding: 10px 16px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid #edf2f7;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.empower-text {
  font-size: 12px;
  font-weight: 700;
  color: #202124;
  line-height: 1.25;
}

.google-color-bar {
  display: flex;
  height: 3.5px;
  border-radius: 4px;
  overflow: hidden;
  width: 100%;
}

.google-color-bar span {
  flex: 1;
}

.bar-blue { background-color: #4285f4; }
.bar-red { background-color: #ea4335; }
.bar-yellow { background-color: #fbbc05; }
.bar-green { background-color: #34a853; }

/* ==========================================================================
   4 Simple Steps - Registration Process Section
   ========================================================================== */
.steps-section {
  padding: 30px 0 60px;
}

.steps-outer-box {
  background-color: #f4f8fe;
  border: 1px solid #e1ecfa;
  border-radius: var(--radius-xl);
  padding: 40px 36px 48px;
}

.steps-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 36px;
  border-bottom: 1px solid rgba(26, 115, 232, 0.1);
  padding-bottom: 24px;
}

.sub-eyebrow {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--google-blue);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.section-title {
  font-size: 30px;
  font-weight: 700;
  color: #1f2937;
  letter-spacing: -0.5px;
}

.steps-info-text {
  font-size: 14px;
  color: var(--text-muted);
  text-align: right;
  line-height: 1.5;
}

/* 4-Step Cards Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  align-items: stretch;
}

.step-column {
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100%;
}

.step-col-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.step-num-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.step-num-1 { background-color: var(--google-blue); }
.step-num-2 { background-color: #1e8e3e; }
.step-num-3 { background-color: #f9ab00; }
.step-num-4 { background-color: #ea4335; }

.step-title-wrap {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.step-mini-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--google-blue);
  line-height: 1.2;
}

.step-heading {
  font-size: 15px;
  font-weight: 700;
  color: #202124;
  line-height: 1.3;
  margin: 0;
}

/* Step Card Preview (Interactive Formatted Image Guide Card) */
.step-card-preview {
  background: #ffffff;
  border: 1.5px solid #dadce0;
  border-radius: 14px;
  padding: 8px;
  box-shadow: 0 2px 8px rgba(60, 64, 67, 0.08);
  display: flex;
  flex-direction: column;
  cursor: pointer !important;
  user-select: none;
  pointer-events: auto;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.step-card-preview:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 24px rgba(26, 115, 232, 0.16);
  border-color: var(--google-blue);
}

.step-image-wrapper {
  position: relative;
  width: 100%;
  height: 205px;
  max-height: 205px;
  border-radius: 10px;
  overflow: hidden;
  background-color: #f7f4ec;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-guide-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  image-rendering: -webkit-optimize-contrast;
}

/* Remove image scale blur on hover */
.step-card-preview:hover .step-guide-img {
  transform: none;
}

.image-zoom-overlay {
  position: absolute;
  inset: 0;
  background: transparent;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 10px;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.step-card-preview:hover .image-zoom-overlay {
  opacity: 1;
}

.zoom-pill {
  background: rgba(255, 255, 255, 0.96);
  color: var(--google-blue);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(26, 115, 232, 0.25);
  transform: translateY(4px);
  transition: transform 0.2s ease;
}

.step-card-preview:hover .zoom-pill {
  transform: translateY(0);
}

/* Step Instructions Card (Under Each Image) */
.step-instructions-card {
  background: #ffffff;
  border: 1px solid #e1ecfa;
  border-radius: 12px;
  padding: 14px 12px;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  box-shadow: 0 1px 3px rgba(60, 64, 67, 0.05);
}

.instruction-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 1px solid #f1f3f4;
  padding-bottom: 8px;
}

.step-pill-tag {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.blue-pill { background: #e8f0fe; color: #1967d2; }
.green-pill { background: #e6f4ea; color: #137333; }
.yellow-pill { background: #fef7e0; color: #b06000; }
.red-pill { background: #fce8e6; color: #c5221f; }

.action-badge {
  font-size: 11px;
  font-weight: 700;
  color: #202124;
  background: #f1f3f4;
  padding: 2px 7px;
  border-radius: 4px;
}

.step-entry-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 12px;
  line-height: 1.45;
  color: #3c4043;
}

.step-entry-list li {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.entry-bullet {
  font-size: 12px;
  flex-shrink: 0;
  line-height: 1.4;
}

.highlight-action {
  color: #1a73e8;
  font-weight: 700;
  background: #f0f6ff;
  padding: 1px 4px;
  border-radius: 3px;
}

.step-entry-list code {
  font-family: monospace;
  background: #f1f3f4;
  color: #d93025;
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 11px;
}

.sub-pill {
  display: inline-block;
  font-size: 9.5px;
  background: #f8f9fa;
  border: 1px solid #dadce0;
  padding: 1px 5px;
  border-radius: 4px;
  font-weight: 600;
  color: #3c4043;
  margin-top: 2px;
}

.step-tip-box {
  background: #f8fafd;
  border-radius: 8px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: #5f6368;
  border-left: 3px solid #1a73e8;
  line-height: 1.35;
  margin-top: auto;
}

/* Clean Step Bottom Strip (Replaces Old Table) */
.steps-bottom-strip {
  margin-top: 32px;
  background: #ffffff;
  border: 1px solid #e1ecfa;
  border-radius: 16px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  box-shadow: 0 4px 14px rgba(26, 115, 232, 0.05);
}

.steps-tip-info {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: #3c4043;
  line-height: 1.45;
}

.steps-tip-info svg {
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .steps-bottom-strip {
    flex-direction: column;
    align-items: stretch;
    text-align: left;
  }
}

/* Image Lightbox Modal */
.image-lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

.image-lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-dialog {
  background: #ffffff;
  border-radius: 18px;
  max-width: 820px;
  width: 100%;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  animation: lightboxZoom 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes lightboxZoom {
  from { transform: scale(0.94); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.lightbox-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid #f1f3f4;
  background: #ffffff;
}

.lightbox-title-wrap h4 {
  font-size: 16px;
  font-weight: 700;
  color: #202124;
}

.lightbox-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--google-blue);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.lightbox-close-btn {
  background: transparent;
  border: none;
  font-size: 26px;
  color: #5f6368;
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.15s;
}

.lightbox-close-btn:hover {
  background: #f1f3f4;
  color: #202124;
}

.lightbox-image-box {
  padding: 16px;
  background-color: #f7f4ec;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  max-height: 70vh;
}

.lightbox-image-box img {
  max-width: 100%;
  max-height: 66vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.lightbox-bottom-bar {
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #f1f3f4;
  background: #fafbfd;
}

.lightbox-bottom-bar p {
  font-size: 13px;
  color: #5f6368;
}

.btn-sm {
  padding: 6px 16px !important;
  font-size: 13px !important;
}

/* ==========================================================================
   Card Mockup Internals
   ========================================================================== */

/* Step 1 Mockup Details */
.mockup-header-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  border-bottom: 1px solid #f1f3f4;
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.mockup-header-text strong {
  font-size: 11px;
  color: #202124;
}

.mockup-date {
  font-size: 9.5px;
  color: #5f6368;
  display: flex;
  align-items: center;
  gap: 4px;
}

.mockup-gemini-icon {
  display: flex;
  justify-content: center;
  margin: 10px 0 8px;
}

.mockup-prompt {
  font-size: 11px;
  text-align: center;
  color: #3c4043;
  margin-bottom: 14px;
  line-height: 1.35;
}

.mockup-btn {
  font-size: 11px;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: default;
  user-select: none;
}

.google-btn {
  background: #ffffff;
  border: 1px solid #dadce0;
  color: #3c4043;
  gap: 6px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.mockup-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 8px 0;
  color: #80868b;
  font-size: 10px;
}

.mockup-divider::before,
.mockup-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid #e8eaed;
}

.mockup-divider span {
  padding: 0 6px;
}

.outline-btn {
  border: 1px solid #dadce0;
  color: #1a73e8;
  font-weight: 500;
  background-color: transparent;
}

/* Step 2 Mockup Details */
.mockup-section-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.tab-num {
  font-size: 13px;
  font-weight: 600;
  color: #202124;
}

.tab-title {
  font-size: 13px;
  font-weight: 600;
  color: #202124;
}

.mockup-input-box {
  border: 1px solid #dadce0;
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 11.5px;
  background-color: #fff;
  display: flex;
  align-items: center;
  margin-bottom: 12px;
}

.mockup-input-box.active-focus {
  border-color: var(--google-blue);
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.input-val {
  color: #202124;
}

.cursor-blink {
  color: var(--google-blue);
  animation: blink 1s step-end infinite;
  font-weight: 400;
  margin-left: 1px;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.mockup-btn-right {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 12px;
}

.solid-blue-btn {
  background-color: var(--google-blue);
  color: #ffffff;
  padding: 5px 16px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: var(--radius-pill);
}

.autocomplete-popup {
  background: #ffffff;
  border: 1px solid #dadce0;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  font-size: 10.5px;
  margin-top: 4px;
}

.popup-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
}

.popup-item.account-item {
  border-bottom: 1px solid #f1f3f4;
  color: #202124;
}

.popup-item.manage-item {
  color: #5f6368;
  background-color: #f8fafd;
}

/* Step 3 Mockup Details */
.mock-form-group {
  margin-bottom: 10px;
}

.mock-label {
  display: block;
  font-size: 9.5px;
  font-weight: 600;
  color: #3c4043;
  margin-bottom: 3px;
}

.mock-input-field {
  border: 1px solid #dadce0;
  border-radius: 4px;
  padding: 5px 8px;
  font-size: 10px;
  color: #80868b;
  background: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mock-select-field {
  border: 1px solid #dadce0;
  border-radius: 4px;
  padding: 5px 8px;
  font-size: 10px;
  color: #5f6368;
  background: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mock-sub-info {
  font-size: 8.5px;
  color: #5f6368;
  margin-top: 6px;
  line-height: 1.3;
}

/* Step 4 Mockup Details */
.mock-radio-group {
  margin: 10px 0 14px;
}

.mock-radio-question {
  display: block;
  font-size: 9px;
  font-weight: 600;
  color: #3c4043;
  margin-bottom: 6px;
  line-height: 1.3;
}

.mock-radio-options {
  display: flex;
  gap: 16px;
}

.mock-radio-lbl {
  font-size: 10.5px;
  color: #3c4043;
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: default;
}

.radio-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid #dadce0;
  display: inline-block;
  position: relative;
}

.radio-dot.selected {
  border-color: var(--google-blue);
}

.radio-dot.selected::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--google-blue);
}

/* ==========================================================================
   Bottom Registration CTA Strip
   ========================================================================== */
.bottom-cta-section {
  padding: 0 0 32px;
}

.bottom-cta-card {
  background: linear-gradient(135deg, #f0f6ff 0%, #e8f0fe 100%);
  border: 1px solid #cce0fc;
  border-radius: var(--radius-lg);
  padding: 26px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  box-shadow: 0 4px 16px rgba(26, 115, 232, 0.08);
}

.bottom-cta-title {
  font-size: 20px;
  font-weight: 700;
  color: #1f2937;
  margin-bottom: 4px;
}

.bottom-cta-subtitle {
  font-size: 14px;
  color: var(--text-muted);
}

.bottom-cta-action {
  flex-shrink: 0;
}

.link-register-footer {
  color: var(--google-blue) !important;
  font-weight: 700 !important;
}

.link-register-footer:hover {
  text-decoration: underline !important;
}

/* ==========================================================================
   Support & Status Banner
   ========================================================================== */
.banner-section {
  padding: 0 0 60px;
}

.support-split-banner {
  background: #edf8f3;
  border: 1px solid #cbe9dc;
  border-radius: var(--radius-lg);
  padding: 24px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.banner-col {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
}

.status-icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.green-bg {
  background-color: #34a853;
}

.yellow-bg {
  background-color: #fef7e0;
  border: 1px solid #fde293;
}

.banner-text-block {
  display: flex;
  flex-direction: column;
}

.banner-title {
  font-size: 17px;
  font-weight: 700;
  color: #202124;
  margin-bottom: 2px;
}

.banner-desc {
  font-size: 13.5px;
  color: #5f6368;
  line-height: 1.45;
}

.banner-divider {
  width: 1px;
  height: 54px;
  background-color: #c5e2d6;
  flex-shrink: 0;
}

.btn-outline-pill {
  background: #ffffff;
  color: var(--google-blue);
  border: 1px solid var(--google-blue);
  border-radius: var(--radius-pill);
  padding: 8px 22px;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-normal);
  text-decoration: none;
}

.btn-outline-pill:hover {
  background-color: #f0f6ff;
  border-color: var(--google-blue-hover);
}

.link-styled {
  color: var(--google-blue);
  text-decoration: none;
  font-weight: 600;
}

.link-styled:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid #edf2f7;
  padding: 30px 0 40px;
  background-color: #ffffff;
}

.footer-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 12px;
}

.footer-legal-links a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-legal-links a:hover {
  color: var(--google-blue);
}

.footer-legal-links .separator {
  color: #dadce0;
  font-size: 12px;
}

.footer-slogan {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.footer-slogan span {
  font-size: 13px;
  color: #5f6368;
  font-weight: 500;
}

.slogan-ribbon {
  display: flex;
  height: 3px;
  width: 54px;
  border-radius: 4px;
  overflow: hidden;
  margin-top: 5px;
}

.ribbon-yellow {
  background-color: #fbbc04;
  flex: 1.2;
}

.ribbon-green {
  background-color: #34a853;
  flex: 1;
}

/* ==========================================================================
   Interactive Registration Modal Dialog
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(32, 33, 36, 0.6);
  backdrop-filter: blur(5px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: #ffffff;
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 580px;
  box-shadow: var(--shadow-modal);
  overflow: hidden;
  transform: translateY(20px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

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

.faq-dialog {
  max-width: 640px;
}

/* Modal Header */
.modal-header {
  padding: 20px 24px 16px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  border-bottom: 1px solid #f1f3f4;
}

.modal-title-group h3 {
  font-size: 20px;
  font-weight: 700;
  color: #202124;
  margin-top: 4px;
}

.modal-badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--google-blue);
  letter-spacing: 0.5px;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 28px;
  color: #5f6368;
  cursor: pointer;
  line-height: 1;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease;
}

.modal-close-btn:hover {
  background-color: #f1f3f4;
  color: #202124;
}

/* Stepper Bar */
.modal-stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background-color: #f8fafd;
  border-bottom: 1px solid #edf2f7;
}

.stepper-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: #80868b;
}

.stepper-step .circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #dadce0;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  transition: var(--transition-normal);
}

.stepper-step.active {
  color: var(--google-blue);
}

.stepper-step.active .circle {
  background: var(--google-blue);
}

.stepper-step.completed {
  color: #34a853;
}

.stepper-step.completed .circle {
  background: #34a853;
}

.stepper-line {
  flex: 1;
  height: 2px;
  background: #e2e8f0;
  margin: 0 8px;
}

/* Modal Body */
.modal-body {
  padding: 24px;
  overflow-y: auto;
}

.modal-step-pane {
  display: none;
  animation: fadeInPane 0.3s ease;
}

.modal-step-pane.active {
  display: block;
}

@keyframes fadeInPane {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-step-pane h4 {
  font-size: 18px;
  font-weight: 700;
  color: #202124;
  margin-bottom: 6px;
}

.modal-step-pane p.text-muted {
  font-size: 13.5px;
  margin-bottom: 20px;
}

/* Pane 1: Sign in with Google */
.pane-content-center {
  text-align: center;
  padding: 12px 10px 16px;
}

.modal-gemini-sparkle {
  margin-bottom: 16px;
  display: inline-block;
}

.btn-google-auth {
  width: 100%;
  max-width: 320px;
  margin: 20px auto 14px;
  padding: 12px 20px;
  background: #ffffff;
  border: 1px solid #dadce0;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--font-primary);
  font-size: 14.5px;
  font-weight: 600;
  color: #3c4043;
  cursor: pointer;
  transition: var(--transition-normal);
  box-shadow: 0 1px 3px rgba(60, 64, 67, 0.08);
}

.btn-google-auth:hover {
  background-color: #f8fafd;
  border-color: #c2d7fa;
  box-shadow: 0 2px 6px rgba(60, 64, 67, 0.15);
}

.divider-text {
  display: flex;
  align-items: center;
  text-align: center;
  color: #80868b;
  font-size: 12px;
  margin: 12px auto;
  max-width: 320px;
}

.divider-text::before,
.divider-text::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid #e8eaed;
}

.divider-text span {
  padding: 0 10px;
}

.btn-outline-wide {
  width: 100%;
  max-width: 320px;
  padding: 11px 20px;
  background: transparent;
  border: 1px solid var(--google-blue);
  color: var(--google-blue);
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-normal);
}

.btn-outline-wide:hover {
  background-color: #f0f6ff;
}

/* Forms in Modal */
.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: #3c4043;
  margin-bottom: 6px;
}

.form-control {
  font-family: var(--font-primary);
  font-size: 14px;
  padding: 10px 14px;
  border: 1px solid #dadce0;
  border-radius: 8px;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  background-color: #fff;
}

.form-control:focus {
  border-color: var(--google-blue);
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.2);
}

.field-hint {
  font-size: 11.5px;
  color: #5f6368;
  margin-top: 4px;
}

.form-error {
  font-size: 12px;
  color: #ea4335;
  margin-top: 4px;
  display: none;
}

.quick-suggestion {
  margin-top: 8px;
}

.suggestion-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  background: #e8f0fe;
  color: #1967d2;
  border: 1px solid #cce0fc;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-weight: 500;
  transition: background-color 0.2s;
}

.suggestion-chip:hover {
  background-color: #d2e3fc;
}

/* Radio Choice */
.radio-container {
  margin-top: 10px;
}

.radio-label-title {
  font-size: 13px;
  font-weight: 600;
  color: #3c4043;
  margin-bottom: 8px;
  display: block;
}

.radio-choice-row {
  display: flex;
  gap: 24px;
}

.radio-label {
  font-size: 14px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

/* Modal Actions Footer */
.modal-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid #f1f3f4;
}

.btn-secondary {
  background: transparent;
  color: #5f6368;
  border: 1px solid #dadce0;
  border-radius: var(--radius-pill);
  padding: 9px 20px;
  font-family: var(--font-primary);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
}

.btn-secondary:hover {
  background-color: #f1f3f4;
  color: #202124;
}

/* Success Confirmation Pane */
.success-screen {
  text-align: center;
  padding: 10px 0;
}

.confetti-icon {
  font-size: 42px;
  margin-bottom: 6px;
}

.success-check-badge {
  width: 60px;
  height: 60px;
  background-color: #34a853;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 14px rgba(52, 168, 83, 0.35);
}

.success-screen h3 {
  font-size: 24px;
  font-weight: 700;
  color: #202124;
  margin-bottom: 6px;
}

.success-sub {
  font-size: 14px;
  color: #5f6368;
  margin-bottom: 24px;
  line-height: 1.5;
}

.session-ticket {
  background: #f8fafd;
  border: 1px dashed #b8d2fa;
  border-radius: 12px;
  padding: 16px 20px;
  text-align: left;
  margin-bottom: 24px;
}

.ticket-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
  border-bottom: 1px solid #edf2f7;
}

.ticket-row:last-child {
  border-bottom: none;
}

.ticket-row span {
  color: #5f6368;
}

.ticket-row strong {
  color: #202124;
}

.success-actions {
  display: flex;
  justify-content: center;
}

/* FAQ Accordions */
.faq-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid #dadce0;
  border-radius: 10px;
  padding: 14px 18px;
  background-color: #ffffff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.faq-item[open] {
  border-color: #b8d2fa;
  background-color: #f8fafd;
}

.faq-question {
  font-size: 14.5px;
  font-weight: 600;
  color: #202124;
  cursor: pointer;
  outline: none;
}

.faq-answer {
  font-size: 13.5px;
  color: #5f6368;
  margin-top: 10px;
  line-height: 1.6;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .step-flow-arrow {
    display: none;
  }
  
  .support-split-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .banner-divider {
    display: none;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 64px;
  }

  .main-nav {
    display: none;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-description {
    font-size: 15px;
  }

  .steps-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .steps-info-text {
    text-align: left;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .steps-outer-box {
    padding: 24px 18px;
  }

  .form-row-2 {
    grid-template-columns: 1fr;
  }

  .bottom-cta-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 20px;
    gap: 16px;
  }

  .bottom-cta-action {
    width: 100%;
  }

  .bottom-cta-action .btn-hero-cta {
    width: 100%;
    justify-content: center;
  }

  .footer-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-slogan {
    align-items: flex-start;
  }

  .visual-wrapper {
    max-width: 100%;
    height: 380px;
  }

  .educator-img-container {
    width: 300px;
    height: 300px;
  }

  .hero-arch-bg {
    width: 320px;
    height: 340px;
  }

  .step-flow-arrow {
    display: none;
  }

  .field-guide-table {
    font-size: 12px;
  }

  .reference-bottom-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .reference-bottom-bar .btn-primary {
    width: 100%;
  }
}

@media (max-width: 1100px) and (min-width: 769px) {
  .steps-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .step-flow-arrow {
    display: none;
  }
}