/* ==========================================================================
   STUDY MBBS ABROAD - DESIGN SYSTEM & STYLESHEET
   Aesthetics: Minimal, Apple-inspired, premium typography, fluid animations.
   ========================================================================== */

/* --- Custom Variables & Tokens --- */
:root {
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Color Palette */
  --color-primary: hsl(250, 70%, 55%);
  --color-primary-hover: hsl(250, 70%, 48%);
  --color-primary-light: hsl(250, 95%, 98%);
  --color-primary-border: hsl(250, 60%, 85%);
  
  --color-text-main: hsl(240, 10%, 12%);
  --color-text-muted: hsl(240, 6%, 40%);
  --color-text-light: hsl(240, 5%, 60%);
  
  --color-bg-white: #ffffff;
  --color-bg-off: #f5f5f7; /* Apple gray */
  --color-bg-card: #ffffff;
  
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-dark: rgba(0, 0, 0, 0.16);
  
  --color-success: #34c759;
  
  /* Layout & Offsets */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  
  --ease-smooth: cubic-bezier(0.25, 0.8, 0.25, 1);
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  
  --transition-smooth: 0.3s var(--ease-smooth);
  --transition-spring: 0.5s var(--ease-spring); /* iOS-like ease-out */
  
  --shadow-subtle: 0 4px 30px rgba(0, 0, 0, 0.02);
  --shadow-medium: 0 12px 40px rgba(0, 0, 0, 0.04);
  --shadow-premium: 0 20px 80px rgba(0, 0, 0, 0.08);
}

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

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--color-bg-white);
  color: var(--color-text-main);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

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

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.3);
}

/* --- Common Interactive Elements --- */
button {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  border: none;
  background: none;
  cursor: pointer;
  outline: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.primary-btn {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 16px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 17px;
  box-shadow: 0 10px 25px rgba(88, 80, 236, 0.15);
}

.primary-btn:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(88, 80, 236, 0.25);
}

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

.secondary-btn {
  background-color: var(--color-bg-off);
  color: var(--color-text-main);
  padding: 16px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 17px;
}

.secondary-btn:hover {
  background-color: rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

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

/* ==========================================================================
   LANDING PAGE STYLES
   ========================================================================== */

.section-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Sticky Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-smooth);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.logo-dot {
  width: 12px;
  height: 12px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

.logo-dot.light {
  background-color: #ffffff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-text-main);
}

.quiz-visual-panel .logo-text {
  color: #ffffff;
}

.header-right-logo {
  display: flex;
  align-items: center;
}

.partner-logo {
  max-height: 48px;
  max-width: 180px;
  width: auto;
  height: auto;
  object-fit: contain;
  opacity: 0.9;
  transition: opacity 0.2s ease, transform 0.2s ease;
  display: block;
}

.partner-logo:hover {
  opacity: 1;
  transform: translateY(-1px);
}

/* Hero Section */
.hero-section {
  position: relative;
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 0 110px;
  background-color: #0c0c0e;
}

.hero-bg-carousel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-bg-carousel .carousel-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-bg-carousel .carousel-slide {
  width: 100%;
  height: 100%;
  flex-shrink: 0;
}

.hero-bg-carousel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.78) contrast(1.05);
  transition: transform 8s ease-out;
}

.hero-bg-carousel .carousel-slide.active img {
  transform: scale(1.04);
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(12, 12, 14, 0.3) 0%, rgba(12, 12, 14, 0.1) 50%, rgba(12, 12, 14, 0.4) 100%);
  z-index: 2;
}

.hero-content-container {
  position: relative;
  z-index: 3;
  width: 100%;
}

.cta-caption {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

.btn-arrow {
  margin-left: 8px;
  transition: transform 0.2s ease;
}

.primary-btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* Animations for Landing Page Hero */
.animate-fade-in {
  animation: fadeIn 0.8s var(--ease-spring) forwards;
}
.animate-fade-in-delay {
  opacity: 0;
  animation: fadeIn 0.8s var(--ease-spring) 0.15s forwards;
}
.animate-fade-in-delay-2 {
  opacity: 0;
  animation: fadeIn 0.8s var(--ease-spring) 0.3s forwards;
}

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

/* Issue Led Section */
.issue-section {
  padding: 60px 0 100px;
}

.issue-card {
  background-color: var(--color-bg-off);
  border-radius: var(--radius-lg);
  padding: 60px 80px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.issue-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.issue-title {
  font-size: 38px;
  letter-spacing: -0.02em;
  color: var(--color-text-main);
}

.issue-body {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.issue-body p {
  font-size: 16px;
  line-height: 1.6;
}

.emphasis-text {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
}

.issue-body button svg {
  margin-left: 6px;
  transition: transform 0.2s ease;
}

.issue-body button:hover svg {
  transform: translateX(4px);
}

/* Trust Section */
.trust-section {
  padding: 100px 0;
  border-top: 1px solid var(--color-border);
}

.trust-section .section-title {
  font-size: 36px;
  text-align: center;
  margin-bottom: 60px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.trust-item {
  display: flex;
  gap: 20px;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
}

.trust-item:hover {
  border-color: var(--color-border-dark);
  box-shadow: var(--shadow-subtle);
  transform: translateY(-2px);
}

.trust-icon-wrapper {
  color: var(--color-primary);
  flex-shrink: 0;
}

.trust-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.trust-content p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.trust-footer-banner {
  text-align: center;
  background-color: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  padding: 20px;
  border-radius: var(--radius-md);
}

.trust-footer-banner p {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
}

/* How It Works Section */
.how-it-works-section {
  padding: 100px 0;
  background-color: var(--color-bg-off);
}

.how-it-works-section .section-title {
  font-size: 36px;
  text-align: center;
  margin-bottom: 60px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.step-card {
  background-color: var(--color-bg-white);
  padding: 40px 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-subtle);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--transition-smooth);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
}

.step-num {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  color: rgba(88, 80, 236, 0.15);
  line-height: 1;
}

.step-card h3 {
  font-size: 18px;
  font-weight: 600;
}

.step-card p {
  font-size: 14px;
  line-height: 1.5;
}

/* CTA Bottom Section */
.cta-bottom-section {
  padding: 120px 0 100px;
  background: radial-gradient(circle at 10% 20%, rgba(250, 245, 255, 0.4), transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(254, 243, 199, 0.2), transparent 40%);
}

.cta-card {
  background: linear-gradient(135deg, hsl(250, 70%, 15%) 0%, hsl(250, 70%, 8%) 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 80px;
  text-align: center;
  box-shadow: var(--shadow-premium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-title {
  font-size: 46px;
  margin-bottom: 20px;
}

.cta-subtitle {
  color: rgba(255, 255, 255, 0.7);
  font-size: 18px;
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.6;
}

.cta-subtext {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
  margin-top: 20px;
}

.cta-card .primary-btn {
  background-color: #ffffff;
  color: var(--color-primary);
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.05);
}

.cta-card .primary-btn:hover {
  background-color: var(--color-bg-off);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(255, 255, 255, 0.1);
}

.cta-card .primary-btn svg {
  margin-left: 6px;
  transition: transform 0.2s ease;
}

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

/* Footer Section */
.site-footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-off);
}

.footer-disclosure {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 40px;
  margin-bottom: 30px;
}

.footer-disclosure h4 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-main);
  margin-bottom: 14px;
}

.footer-disclosure p {
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--color-text-light);
}


/* ==========================================================================
   QUESTIONNAIRE FULLSCREEN MODAL (SPLIT SCREEN LAYOUT)
   ========================================================================= */

#quiz-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1000;
  background-color: var(--color-bg-white);
  overflow: hidden;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
}

/* Modal states */
.modal-hidden {
  opacity: 0;
  transform: translateY(100vh) scale(0.98);
  pointer-events: none;
}

.modal-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.quiz-container {
  display: grid;
  grid-template-columns: 3.5fr 6.5fr;
  width: 100%;
  height: 100%;
}

/* --- Left Visual Panel (Gradient Mesh) --- */
.quiz-visual-panel {
  position: relative;
  background-color: #0b0914;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Animated Gradient Mesh (Apple/macOS aesthetic) */
.gradient-mesh-bg {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, hsl(18, 95%, 52%) 0%, transparent 40%),
              radial-gradient(circle at 70% 40%, hsl(36, 95%, 60%) 0%, transparent 45%),
              radial-gradient(circle at 40% 70%, hsl(355, 95%, 55%) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, hsl(45, 100%, 95%) 0%, transparent 35%);
  filter: blur(120px);
  mix-blend-mode: screen;
  opacity: 0.85;
  animation: meshDrift 40s linear infinite alternate;
}

@keyframes meshDrift {
  0% {
    transform: rotate(0deg) translate3d(0, 0, 0);
  }
  50% {
    transform: rotate(180deg) translate3d(-5%, 5%, 0);
  }
  100% {
    transform: rotate(360deg) translate3d(0, 0, 0);
  }
}

.panel-overlay {
  position: relative;
  z-index: 2;
  padding: 48px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(11, 9, 20, 0.2) 0%, rgba(11, 9, 20, 0.6) 100%);
}

.panel-slogan p {
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 500;
  max-width: 260px;
  line-height: 1.3;
}

/* --- Right Interactive Panel --- */
.quiz-content-panel {
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg-white);
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* Quiz Header controls */
.quiz-header {
  padding: 32px 64px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.close-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-bg-off);
  color: var(--color-text-main);
  transition: var(--transition-smooth);
}

.close-btn:hover {
  background-color: rgba(0, 0, 0, 0.08);
  transform: scale(1.05);
}

.close-btn:active {
  transform: scale(0.95);
}

/* Progress Area */
.progress-bar-container {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 60%;
  max-width: 400px;
}

.progress-track {
  flex-grow: 1;
  height: 6px;
  background-color: var(--color-bg-off);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background-color: var(--color-primary);
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.progress-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* --- Inline progress messages --- */
.progress-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-primary-light);
  border: 1px solid var(--color-primary-border);
  color: var(--color-primary);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  align-self: flex-start;
  animation: fadeIn 0.4s var(--ease-spring) forwards;
}

.progress-badge span {
  font-size: 15px;
}

/* Form Area */
.quiz-form-viewport {
  flex-grow: 1;
  padding: 40px 80px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.question-card {
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
}

.question-title {
  font-size: 32px;
  color: var(--color-text-main);
  margin-bottom: 8px;
  font-weight: 700;
}

.question-subtitle {
  font-size: 16px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

/* Option List & Cards */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.option-card {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 18px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-card);
  text-align: left;
  transition: border-color var(--transition-smooth), background-color var(--transition-smooth), transform var(--transition-smooth);
}

.option-card:hover {
  border-color: var(--color-border-dark);
  transform: translateY(-1px);
}

.option-card:active {
  transform: scale(0.995);
}

/* Selected option status */
.option-card.selected {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
  border-width: 2px;
  padding: 17px 23px; /* Prevents layout shifting from 2px border */
}

.option-icon-wrapper {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-bg-off);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 16px;
  flex-shrink: 0;
  font-size: 14px;
  transition: var(--transition-smooth);
}

.option-card.selected .option-icon-wrapper {
  background-color: var(--color-primary);
  color: #ffffff;
}

.option-text {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-main);
  flex-grow: 1;
}

.option-card.selected .option-text {
  font-weight: 600;
}

.option-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  transition: var(--transition-smooth);
  flex-shrink: 0;
}

.option-card.selected .option-check {
  border-color: var(--color-primary);
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Options Grid (for Q7 - Partner Countries) */
.options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

/* --- Contact & Submission Fields (Q10) --- */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-main);
}

.input-text {
  padding: 14px 18px;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: var(--transition-smooth);
  width: 100%;
}

.input-text:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(88, 80, 236, 0.12);
}

/* Radio chips selector for Call Joiner */
.call-joiner-selector {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.radio-chip {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  transition: var(--transition-smooth);
}

.radio-chip input {
  position: absolute;
  opacity: 0;
}

.radio-chip:hover {
  border-color: var(--color-border-dark);
}

.radio-chip.selected {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

/* Required Consent Checkbox */
.consent-checkbox-wrapper {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  cursor: pointer;
  margin-top: 10px;
}

.consent-checkbox-wrapper input {
  margin-top: 4px;
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.consent-text {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* --- Completion Screen --- */
.completion-container {
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  animation: fadeIn 0.6s var(--ease-spring) forwards;
}

.completion-success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: rgba(52, 199, 89, 0.1);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.completion-title {
  font-size: 32px;
  color: var(--color-text-main);
  line-height: 1.25;
}

.completion-description {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.completion-advice {
  font-size: 14px;
  background-color: var(--color-bg-off);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Inline Parent Number Field flow */
.parent-number-wrapper {
  width: 100%;
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  margin-top: 8px;
}

.parent-input-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  width: 100%;
  animation: fadeIn 0.4s ease;
}

.parent-input-row.hidden {
  display: none;
}

/* Quiz Footer Action Panel */
.quiz-footer {
  padding: 24px 64px 32px;
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  background-color: var(--color-bg-white);
  z-index: 10;
}

.secondary-outline-btn {
  border: 1px solid var(--color-border-dark);
  color: var(--color-text-main);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  white-space: nowrap;
}

.secondary-outline-btn:hover {
  background-color: var(--color-bg-off);
}

.secondary-outline-btn.disabled {
  opacity: 0.3;
  pointer-events: none;
}

.primary-solid-btn {
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  white-space: nowrap;
}

.primary-solid-btn:hover {
  background-color: var(--color-primary-hover);
}

.primary-solid-btn svg {
  margin-left: 6px;
  transition: transform 0.2s ease;
}

.primary-solid-btn:hover svg {
  transform: translateX(3px);
}

/* Validation message display */
.validation-error {
  color: hsl(0, 75%, 55%);
  font-size: 13px;
  font-weight: 500;
  margin-top: 12px;
  animation: shake 0.3s ease;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ==========================================================================
   VIEW TRANSITIONS & SLIDE ANIMATIONS
   ========================================================================== */

/* Slide transitions for JS fallback */
.slide-container {
  display: flex;
  width: 100%;
  overflow: hidden;
}

.slide-item {
  width: 100%;
  flex-shrink: 0;
}

/* Default simple cross-fade for dynamic elements if transitioning */
.fade-transition {
  animation: crossFade 0.3s ease;
}

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

/* Active View Transitions styling for Q&A slide animation */
#question-card {
  view-transition-name: question-card;
}

::view-transition-group(question-card) {
  animation-duration: 0.45s;
  animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
  animation-fill-mode: both;
}

@keyframes slide-to-left {
  to { transform: translate3d(-40px, 0, 0); opacity: 0; }
}
@keyframes slide-from-right {
  from { transform: translate3d(40px, 0, 0); opacity: 0; }
}

@keyframes slide-to-right {
  to { transform: translate3d(40px, 0, 0); opacity: 0; }
}
@keyframes slide-from-left {
  from { transform: translate3d(-40px, 0, 0); opacity: 0; }
}

/* Assign directional animations to transition types */
html:active-view-transition-type(forward)::view-transition-old(question-card) {
  animation-name: slide-to-left;
}
html:active-view-transition-type(forward)::view-transition-new(question-card) {
  animation-name: slide-from-right;
}

html:active-view-transition-type(backward)::view-transition-old(question-card) {
  animation-name: slide-to-right;
}
html:active-view-transition-type(backward)::view-transition-new(question-card) {
  animation-name: slide-from-left;
}



/* ==========================================================================
   HERO GLASS-CARD OVER BACKGROUND CAROUSEL STYLES
   ========================================================================== */

.hero-glass-card {
  background: rgba(12, 12, 16, 0.42);
  backdrop-filter: blur(35px) saturate(170%);
  -webkit-backdrop-filter: blur(35px) saturate(170%);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5), inset 0 0 24px rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-xl);
  padding: 64px 72px;
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: fadeIn 0.8s var(--ease-spring) forwards;
}

.hero-glass-card .hero-title {
  font-size: 52px;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 24px;
  line-height: 1.25;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.hero-line {
  display: block;
}

.hero-glass-card .hero-title .highlight-text {
  background: linear-gradient(135deg, #a78bfa 0%, #f472b6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-glass-card .hero-subtitle {
  font-size: 21px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  max-width: 680px;
  margin: 0 auto 20px;
  line-height: 1.5;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.hero-glass-card .hero-description {
  font-size: 15.5px;
  color: rgba(255, 255, 255, 0.72);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.6;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-glass-card .hero-cta-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-glass-card .cta-caption {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.5);
}

.carousel-controls-dock {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 36px;
  z-index: 10;
}

.carousel-controls-dock .carousel-nav-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-smooth);
  cursor: pointer;
}

.carousel-controls-dock .carousel-nav-btn:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.25);
  color: #ffffff;
  transform: scale(1.05);
}

.carousel-controls-dock .carousel-nav-btn:active {
  transform: scale(0.95);
}

.carousel-controls-dock .carousel-indicators {
  display: flex;
  gap: 8px;
  align-items: center;
}

.carousel-controls-dock .indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: width 0.3s var(--ease-smooth), background-color 0.3s ease;
}

.carousel-controls-dock .indicator.active {
  width: 18px;
  border-radius: 3px;
  background-color: #ffffff;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */

/* For smaller screens and tablets */
@media (max-width: 900px) {
  
  /* Landing page layouts */
  .section-container {
    padding: 0 16px;
  }

  .header-container {
    padding: 12px 16px;
  }

  .logo {
    gap: 6px;
  }

  .logo-img {
    width: 20px;
    height: 20px;
  }

  .logo-text {
    font-size: 16px;
    white-space: nowrap; /* Prevent messy logo wrap on mobile! */
  }

  .logo-dot {
    width: 10px;
    height: 10px;
  }

  .partner-logo {
    max-height: 36px;
    max-width: 140px;
    width: auto;
    height: auto;
  }

  .hero-section {
    padding: 40px 0 60px;
  }

  .hero-title {
    font-size: 32px;
    line-height: 1.3;
    margin-bottom: 16px;
  }
  
  .hero-subtitle {
    font-size: 17px;
    line-height: 1.4;
    margin-bottom: 16px;
  }

  .hero-description {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 28px;
  }

  .hero-glass-card {
    padding: 40px 24px;
    margin: 0 12px;
    border-radius: var(--radius-lg);
  }

  .hero-glass-card .hero-title {
    font-size: 34px;
    line-height: 1.3;
    margin-bottom: 16px;
  }

  .hero-glass-card .hero-subtitle {
    font-size: 18px;
    line-height: 1.45;
    margin-bottom: 16px;
  }

  .hero-glass-card .hero-description {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 28px;
  }

  .carousel-controls-dock {
    margin-top: 24px;
    gap: 16px;
  }

  .carousel-controls-dock .carousel-nav-btn {
    width: 32px;
    height: 32px;
  }
  
  .issue-section {
    padding: 40px 0 60px;
  }

  .issue-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 20px;
  }

  .issue-title {
    font-size: 28px;
  }

  .issue-body p {
    font-size: 15px;
  }

  .emphasis-text {
    font-size: 20px;
  }

  .trust-section {
    padding: 60px 0;
  }

  .trust-section .section-title {
    font-size: 26px;
    margin-bottom: 36px;
  }
  
  .trust-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 40px;
  }
  
  .trust-item {
    padding: 16px;
    gap: 16px;
  }

  .trust-content h3 {
    font-size: 16px;
  }

  .trust-content p {
    font-size: 13px;
  }

  .trust-footer-banner {
    padding: 16px;
  }

  .trust-footer-banner p {
    font-size: 15px;
  }

  .how-it-works-section {
    padding: 60px 0;
  }

  .how-it-works-section .section-title {
    font-size: 26px;
    margin-bottom: 36px;
  }
  
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .step-card {
    padding: 24px 20px;
    gap: 12px;
  }

  .step-num {
    font-size: 36px;
  }

  .step-card h3 {
    font-size: 16px;
  }

  .step-card p {
    font-size: 13px;
  }

  .cta-bottom-section {
    padding: 60px 0 40px;
  }

  .cta-card {
    padding: 48px 24px;
  }

  .cta-title {
    font-size: 32px;
    margin-bottom: 12px;
  }

  .cta-subtitle {
    font-size: 15px;
    margin-bottom: 28px;
  }
  
  /* Quiz Split layout collapse & Mobile Space Optimization */
  .quiz-container {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr; /* Fill 100% height for content only */
  }
  
  .quiz-visual-panel {
    display: none; /* Hide visual panel to prevent vertical space cramping */
  }
  
  .quiz-header {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }

  .close-btn {
    width: 36px;
    height: 36px;
  }

  .progress-bar-container {
    width: 75%;
  }
  
  .quiz-form-viewport {
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* Align elements to top, allowing overflow scroll */
  }

  .question-title {
    font-size: 24px;
    margin-bottom: 6px;
    line-height: 1.25;
  }

  .question-subtitle {
    font-size: 14px;
    margin-bottom: 24px;
  }

  .options-list {
    gap: 10px;
  }

  .option-card {
    padding: 14px 16px;
  }

  .option-card.selected {
    padding: 13px 15px;
  }

  .option-icon-wrapper {
    width: 28px;
    height: 28px;
    font-size: 12px;
    margin-right: 12px;
  }

  .option-text {
    font-size: 14px;
  }
  
  .quiz-footer {
    padding: 16px 20px 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
  }

  .secondary-outline-btn, .primary-solid-btn {
    padding: 10px 20px;
    font-size: 15px;
  }
  
  .options-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

/* For mobile devices */
@media (max-width: 600px) {
  .hero-glass-card {
    padding: 32px 16px;
    margin: 0 4px;
  }

  .hero-glass-card .hero-title {
    font-size: 26px;
  }

  .hero-glass-card .hero-subtitle {
    font-size: 16px;
  }

  .hero-glass-card .hero-description {
    font-size: 13.5px;
    margin-bottom: 24px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-card {
    padding: 36px 16px;
  }
  
  .cta-title {
    font-size: 24px;
  }

  .cta-subtitle {
    font-size: 14px;
  }

  .form-group-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .call-joiner-selector {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .input-text {
    padding: 12px 14px;
    font-size: 14px;
  }

  .consent-text {
    font-size: 12px;
  }

  .completion-title {
    font-size: 24px;
  }

  .completion-description {
    font-size: 14px;
  }

  .completion-advice {
    font-size: 13px;
    padding: 14px;
  }
}

/* --- Blogs Section --- */
.blogs-section {
  padding: 80px 0 100px;
  background-color: var(--color-bg-white);
  border-top: 1px solid var(--color-border);
}

.blogs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.blog-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: all 0.3s var(--ease-smooth);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: rgba(88, 80, 236, 0.15);
}

.blog-image {
  height: 200px;
  overflow: hidden;
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-smooth);
}

.blog-card:hover .blog-image img {
  transform: scale(1.05);
}

.blog-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.blog-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 10px;
  line-height: 1.3;
}

.blog-content p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 20px;
  flex-grow: 1;
}

.blog-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s ease;
}

.blog-link:hover {
  gap: 8px;
}

/* Success sharing button effects */
.share-btn {
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  transition: all 0.2s var(--ease-smooth);
}

.share-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.share-btn:active {
  transform: scale(0.97);
}

@media (max-width: 900px) {
  .blogs-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* --- Personalised Preview Screen Styles --- */
.personalised-preview-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-subtle);
  margin: 16px 0;
  text-align: left;
}

.preview-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 1.5s infinite;
}

.preview-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.preview-matches {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.match-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.match-label {
  font-size: 14px;
  color: var(--color-text-muted);
}

.match-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-main);
}

.preview-badges-wrapper {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.preview-badge {
  font-size: 12px;
  background-color: var(--color-bg-off);
  border: 1px solid var(--color-border);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
  color: var(--color-text-main);
}

.preview-infobox {
  background-color: rgba(88, 80, 236, 0.04);
  border-left: 3px solid var(--color-primary);
  padding: 16px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.preview-infobox p {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--color-text-main);
  font-weight: 500;
  margin: 0;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}