/* ============================================
   PREVIEW/MARKETING PAGE STYLES
   Landing page for district administrators
   ============================================ */

/* Prevent body from adding extra scroll space when preview is active */
body:has(#screen-preview.active) {
    overflow: hidden;
}

/* Preview screen base styles */
#screen-preview {
    position: relative;
    overflow-x: clip;
    overflow-y: auto;
    /* Allow vertical scrolling within the screen */
    background: #000;
    height: 100vh;
    height: 100dvh;
    /* Hide scrollbar */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

#screen-preview::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

#screen-preview.active {
    display: block;
}

#screen-preview .landing-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
}

/* Content container - natural flow (no scroll container) */
.preview-scroll-container {
    position: relative;
    z-index: 3;
    /* Let content flow naturally - sections handle their own height */
    overflow: visible;
}


/* Preview sections */
.preview-section {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: clamp(60px, 10vh, 100px) clamp(20px, 5vw, 60px);
    text-align: center;
    box-sizing: border-box;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
    overflow: visible;
}

/* Non-hero sections start hidden and animate in */
.preview-section:not(.preview-section--hero):not(.preview-section--visible) {
    opacity: 0;
    transform: translateY(30px);
}

.preview-section--visible {
    opacity: 1;
    transform: translateY(0);
}

.preview-section-inner {
    max-width: 85vw;
    width: 100%;
    overflow: visible;
}

/* Section titles */
.preview-section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.preview-section-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   PREVIEW HEADER (Sign In)
   ============================================ */

/* ============================================
   PREVIEW HEADER OVERRIDES
   ============================================ */

/* Main header adaptations for preview page */
.header.header--preview {
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Sign In button with color cycling border on preview page */
.header.header--preview #sign-in-btn {
    position: relative;
    font-family: 'Inter', sans-serif !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    background: transparent;
    border: 2px solid transparent;
    border-radius: 8px;
    padding: 8px 16px;
    overflow: hidden;
}

.header.header--preview #sign-in-btn,
.header.header--preview #sign-in-btn span,
.header.header--preview #get-started-btn,
.header.header--preview #get-started-btn span {
    font-family: 'Inter', sans-serif !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    line-height: 1.5 !important;
}

.header.header--preview #sign-in-btn,
.header.header--preview #get-started-btn {
    gap: 10px !important;
    border-radius: 9999px !important;
}

.header.header--preview #sign-in-btn i,
.header.header--preview #sign-in-btn svg,
.header.header--preview #get-started-btn i,
.header.header--preview #get-started-btn svg {
    width: 16px !important;
    height: 16px !important;
}

.header.header--preview #sign-in-btn::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 10px;
    padding: 2px;
    background: linear-gradient(90deg,
            var(--teal-400),
            var(--purple-400),
            var(--blue-400),
            var(--teal-400));
    background-size: 300% 100%;
    -webkit-mask:
        linear-gradient(#fff 0 0) content-box,
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: signInColorCycle 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes signInColorCycle {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.header.header--preview.header--scrolled {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Hide AI Fluency text in preview mode */
.header.header--preview .logo .logo-text {
    display: none !important;
}

/* ============================================
   SECTION 1: HERO
   ============================================ */

.preview-section--hero {
    scroll-snap-align: start;
    justify-content: center;
    padding: 2rem;
    padding-bottom: 8vh;
}

.preview-section--hero .landing-subheadline {
    max-width: 800px;
}

/* ============================================
   STATEMENT SECTION (Snap Scroll)
   ============================================ */

.preview-section--statement {
    min-height: 70vh;
    min-height: 70dvh;
    scroll-snap-align: start;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 clamp(20px, 5vw, 60px);
}

.preview-statement-content {
    text-align: center;
}

.preview-statement-line {
    margin: 0;
    line-height: 1.2;
}

.preview-statement-line--main {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.preview-statement-line--sub {
    font-family: 'Inter', sans-serif;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 400;
    color: var(--text-secondary);
}

.preview-statement-white {
    color: #ffffff;
}

/* Animated gradient text (matches AI Fluency headline) */
.preview-statement-gradient {
    background: linear-gradient(135deg,
            #ffffff 0%,
            #e0fdfa 20%,
            #99f6e4 40%,
            #c4b5fd 60%,
            #e9d5ff 80%,
            #ffffff 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.3)) drop-shadow(0 0 60px rgba(192, 132, 252, 0.25));
    animation: preview-gradient-shift 10s ease-in-out infinite;
}

@keyframes preview-gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

/* ============================================
   SECTION 2: VALUE PROP
   ============================================ */

.preview-section--value {
    min-height: auto;
    padding-top: clamp(40px, 8vh, 80px);
    padding-bottom: clamp(40px, 8vh, 80px);
    overflow: visible;
}

.preview-philosophy {
    font-family: 'Inter', sans-serif;
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 3rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.preview-value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    overflow: visible;
}

.preview-value-card {
    padding: 2.5rem 2.5rem;
    text-align: left;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
}

.preview-value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
}

.preview-value-icon {
    margin-bottom: 1.5rem;
}

.preview-value-icon i {
    width: 36px !important;
    height: 36px !important;
}

.preview-value-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.preview-value-card p {
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Stats bar */
.preview-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.preview-stat {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.preview-stat-divider {
    width: 4px;
    height: 4px;
    background: var(--text-muted);
    border-radius: 50%;
}

/* ============================================
   SECTION 3: THE DIFFERENCE
   ============================================ */

.preview-section--difference {
    min-height: auto;
    padding-top: clamp(40px, 8vh, 80px);
    padding-bottom: clamp(40px, 8vh, 80px);
}

.preview-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.preview-comparison-column {
    padding: 2.5rem;
    border-radius: 20px;
    text-align: left;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-comparison-column--old {
    background: rgba(30, 30, 32, 0.5);
}

.preview-comparison-column--new {
    /* Uses shiny-selected class for animated border */
}

.preview-comparison-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-comparison-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.preview-comparison-list li {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1;
}

.preview-comparison-list li:last-child {
    border-bottom: none;
}

.preview-comparison-column--old .preview-comparison-list li {
    text-decoration: line-through;
    opacity: 0.6;
}

/* ============================================
   SECTION 4: TRY IT
   ============================================ */

.preview-section--tryit {
    min-height: auto;
    padding-top: clamp(40px, 8vh, 80px);
    padding-bottom: clamp(40px, 8vh, 80px);
    overflow: visible;
}

.preview-demo-container {
    margin-bottom: 3rem;
    overflow: visible;
}

/* Demo Card - Visual/Audio Tokens */
.preview-demo-card {
    padding: 2.5rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.preview-demo-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.preview-demo-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.preview-demo-visual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.preview-demo-visual-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.preview-demo-visual-flow {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.preview-demo-icon-box {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    border: 2px solid;
    background: rgba(0, 0, 0, 0.3);
}

.preview-demo-patches {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 8px;
}

.preview-demo-patch-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3px;
}

.preview-demo-patch {
    width: 18px;
    height: 18px;
    background: var(--purple-500);
    border-radius: 2px;
    opacity: 0.8;
}

.preview-demo-patch:nth-child(odd) {
    opacity: 0.5;
}

.preview-demo-waveform {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    padding: 8px 12px;
    height: 72px;
    display: flex;
    align-items: flex-end;
}

.preview-demo-wave-bars {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 100%;
}

.preview-demo-wave-bar {
    width: 8px;
    background: var(--teal-400);
    border-radius: 2px;
    min-height: 8px;
}

.preview-demo-visual-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-demo-visual-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.preview-demo-costs-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.preview-demo-costs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.preview-demo-cost-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.preview-demo-cost-type {
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.preview-demo-cost-value {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
}

.preview-demo-footer {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Legacy placeholder styles */
.preview-demo-placeholder {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed rgba(255, 255, 255, 0.1);
    background: rgba(20, 20, 25, 0.5);
}

.preview-demo-placeholder-content {
    text-align: center;
}

.preview-demo-placeholder-content p {
    font-family: 'Inter', sans-serif;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

.preview-demo-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: block;
    margin-top: 0.5rem;
}

/* Modules teaser (legacy) */
.preview-modules-teaser {
    max-width: 700px;
    margin: 0 auto;
}

.preview-modules-teaser h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

/* Pathways teaser (new) */
.preview-pathways-teaser {
    max-width: 1200px;
    margin: 0 auto;
}

.preview-pathways-teaser h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2rem;
    text-align: center;
}

.preview-pathways-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.preview-pathway-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem 1.25rem;
    text-align: left;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, border-color 0.3s ease;
    cursor: default;
    position: relative;
}

.preview-pathway-card:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.04);
}

/* Color-themed hover effects */
.preview-pathway-card--purple:hover {
    border-color: rgba(168, 85, 247, 0.4);
    box-shadow: 0 8px 32px rgba(168, 85, 247, 0.15), 0 0 0 1px rgba(168, 85, 247, 0.1);
}

.preview-pathway-card--blue:hover {
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 8px 32px rgba(59, 130, 246, 0.15), 0 0 0 1px rgba(59, 130, 246, 0.1);
}

.preview-pathway-card--teal:hover {
    border-color: rgba(20, 184, 166, 0.4);
    box-shadow: 0 8px 32px rgba(20, 184, 166, 0.15), 0 0 0 1px rgba(20, 184, 166, 0.1);
}

.preview-pathway-card--orange:hover {
    border-color: rgba(251, 146, 60, 0.4);
    box-shadow: 0 8px 32px rgba(251, 146, 60, 0.15), 0 0 0 1px rgba(251, 146, 60, 0.1);
}

.preview-pathway-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview-pathway-icon i {
    width: 24px !important;
    height: 24px !important;
}

.preview-pathway-info {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.preview-pathway-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-pathway-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.preview-modules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.preview-module-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    text-align: left;
    transition: transform 0.2s ease;
}

.preview-module-card:hover {
    transform: translateY(-2px);
}

.preview-module-icon {
    flex-shrink: 0;
}

.preview-module-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.preview-module-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

.preview-module-time {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.preview-modules-more {
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   SECTION 5: CTA
   ============================================ */

.preview-section--cta {
    min-height: auto;
    padding-top: clamp(40px, 8vh, 80px);
    padding-bottom: clamp(60px, 10vh, 100px);
}

/* Single CTA Panel */
.preview-cta-panel {
    max-width: 800px;
    margin: 0 auto 2rem;
    padding: 3rem;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-cta-panel-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.preview-cta-panel .preview-cta-icon {
    margin-bottom: 0;
}

.preview-cta-text {
    max-width: 500px;
}

.preview-cta-text h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.preview-cta-text p {
    font-family: 'Inter', sans-serif;
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Ensure shiny button works inside shiny-selected card */
.preview-cta-panel .btn--shiny {
    isolation: isolate;
    z-index: 2;
    margin-top: 0.5rem;
}

.preview-cta-note {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.preview-cta-link {
    color: var(--teal-400);
    text-decoration: none;
    transition: color 0.2s ease;
}

.preview-cta-link:hover {
    color: var(--teal-300);
    text-decoration: underline;
}

/* ============================================
   SECTION 6: FOOTER
   ============================================ */

.preview-footer {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: clamp(40px, 6vh, 60px) clamp(20px, 5vw, 60px) clamp(24px, 4vh, 40px);
    /* Force full viewport width regardless of parent constraints */
    width: 100vw;
    margin-left: -50vw;
    left: 50%;
    position: relative;
    z-index: 10;
    box-sizing: border-box;
}

.preview-footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.preview-footer-branding {
    display: flex;
    flex-direction: column;
}

.preview-footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.preview-footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.preview-footer-column .text-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.preview-footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.preview-footer-column a:hover {
    color: var(--teal-400);
}

.preview-footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

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

    .preview-footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .preview-footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Legacy card styles (keeping for reference) */
.preview-cta-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.preview-cta-card {
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
}

.preview-cta-card:hover {
    transform: translateY(-4px);
}

.preview-cta-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--purple-500), var(--purple-400));
    color: white;
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.35rem 1rem;
    border-radius: 100px;
    z-index: 2;
}

.preview-cta-icon {
    margin-bottom: 1rem;
}

.preview-cta-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}

.preview-cta-card p {
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

.preview-cta-card .btn {
    position: relative;
    z-index: 2;
}

.preview-cta-card .btn--shiny {
    isolation: isolate;
    z-index: 2;
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .preview-section-inner {
        max-width: 90vw;
    }

    .preview-value-grid,
    .preview-comparison,
    .preview-pathways-teaser {
        max-width: 100%;
    }

    .preview-pathways-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

/* Mobile landscape / small tablet */
@media (max-width: 768px) {
    .preview-header {
        padding: 1rem 1.25rem;
    }

    .preview-section {
        padding: clamp(40px, 8vh, 60px) 20px;
        min-height: auto;
    }

    .preview-section--hero {
        min-height: 100vh;
        min-height: 100dvh;
        padding-top: 80px;
    }

    .preview-section--statement {
        min-height: 50vh;
        min-height: 50dvh;
    }

    .preview-statement-line--main {
        font-size: clamp(2rem, 10vw, 3.5rem);
    }

    .preview-statement-line--sub {
        font-size: clamp(1.1rem, 5vw, 1.75rem);
    }

    .preview-section-title {
        font-size: clamp(1.5rem, 6vw, 2rem);
        margin-bottom: 0.5rem;
    }

    .preview-section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .preview-comparison {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .preview-comparison-column {
        padding: 1.75rem;
    }

    .preview-modules-grid {
        grid-template-columns: 1fr;
    }

    .preview-pathways-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .preview-pathway-card {
        padding: 1.5rem;
    }

    .preview-cta-cards {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .preview-cta-panel {
        padding: 2rem;
        max-width: 100%;
    }

    .preview-cta-text h3 {
        font-size: 1.25rem;
    }

    .preview-cta-text p {
        font-size: 0.95rem;
    }

    .preview-value-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
        gap: 1rem;
    }

    .preview-value-card {
        padding: 1.5rem 1.5rem;
    }

    .preview-value-card h3 {
        font-size: 1.2rem;
    }

    .preview-value-card p {
        font-size: 0.95rem;
    }

    .preview-stats {
        gap: 1rem;
    }

    .preview-stat {
        font-size: 0.9rem;
    }

    .preview-cta-card {
        padding: 1.5rem;
    }

    .preview-demo-placeholder {
        min-height: 200px;
    }

    /* Demo card responsive */
    .preview-demo-card {
        padding: 1.5rem;
    }

    .preview-demo-visual-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .preview-demo-costs {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile portrait */
@media (max-width: 480px) {
    .preview-header {
        padding: 0.75rem 1rem;
    }

    .preview-section {
        padding: 40px 16px;
    }

    .preview-section--hero {
        padding-top: 70px;
    }

    .preview-statement-line--main {
        font-size: clamp(1.75rem, 9vw, 2.5rem);
    }

    .preview-statement-line--sub {
        font-size: clamp(1rem, 4.5vw, 1.35rem);
    }

    .preview-section-title {
        font-size: 1.5rem;
    }

    .preview-comparison-column {
        padding: 1.25rem;
    }

    .preview-comparison-header {
        font-size: 1rem;
        gap: 0.5rem;
    }

    .preview-comparison-list li {
        font-size: 0.9rem;
        padding: 0.4rem 0;
    }

    .preview-pathway-card {
        padding: 1.25rem;
        gap: 1rem;
    }

    .preview-pathway-title {
        font-size: 1rem;
    }

    .preview-pathway-desc {
        font-size: 0.85rem;
    }

    .preview-pathways-teaser h3 {
        font-size: 1.25rem;
        margin-bottom: 1.5rem;
    }

    .preview-value-card {
        padding: 1.25rem;
    }

    .preview-value-icon {
        margin-bottom: 1rem;
    }

    .preview-value-icon i {
        width: 28px !important;
        height: 28px !important;
    }

    .preview-stats {
        flex-direction: column;
        gap: 0.5rem;
    }

    .preview-stat-divider {
        display: none;
    }

    .preview-cta-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.75rem;
    }

    .preview-cta-card h3 {
        font-size: 1.1rem;
    }

    .preview-cta-card p {
        font-size: 0.9rem;
    }

    .preview-cta-note {
        font-size: 0.85rem;
    }

    .preview-cta-panel {
        padding: 1.5rem;
    }

    .preview-cta-panel-content {
        gap: 1rem;
    }

    .preview-cta-panel .preview-cta-icon i {
        width: 40px !important;
        height: 40px !important;
    }

    .preview-cta-text h3 {
        font-size: 1.15rem;
    }

    .preview-cta-text p {
        font-size: 0.9rem;
    }

    /* Demo card small mobile */
    .preview-demo-card {
        padding: 1.25rem;
    }

    .preview-demo-title {
        font-size: 1.25rem;
    }

    .preview-demo-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }

    .preview-demo-icon-box {
        width: 56px;
        height: 56px;
    }

    .preview-demo-icon-box i {
        width: 24px !important;
        height: 24px !important;
    }

    .preview-demo-patch {
        width: 14px;
        height: 14px;
    }

    .preview-demo-waveform {
        height: 56px;
    }

    .preview-demo-wave-bar {
        width: 6px;
    }

    .preview-demo-visual-label {
        font-size: 0.9rem;
    }

    .preview-demo-visual-desc {
        font-size: 0.8rem;
    }

    .preview-demo-costs-label {
        font-size: 0.8rem;
    }

    .preview-demo-cost-item {
        padding: 0.75rem;
    }

    .preview-demo-cost-type {
        font-size: 0.75rem;
    }

    .preview-demo-cost-value {
        font-size: 1rem;
    }

    .preview-demo-footer {
        font-size: 0.85rem;
    }
}

/* ============================================
   AI-FLUENT CHECKLIST SECTION
   ============================================ */

.preview-section--ai-fluent {
    background: transparent;
}

/* Color cycling gradient for "AI-Fluent" text */
.ai-fluent-gradient {
    background: linear-gradient(90deg,
            var(--teal-400),
            var(--purple-400),
            var(--blue-400),
            var(--teal-400));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: aiFluentGradient 6s ease-in-out infinite;
}

@keyframes aiFluentGradient {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.ai-fluent-card {
    text-align: left;
}

.ai-fluent-checklist {
    display: flex;
    flex-direction: column;
}

.ai-fluent-item {
    position: relative;
}

.ai-fluent-item:last-child {
    border-bottom: none !important;
}

/* Checkmark pop animation */
.ai-fluent-item.revealed .ai-fluent-check {
    animation: checkPop 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes checkPop {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

/* Mobile responsive */
@media (max-width: 600px) {
    .ai-fluent-card {
        padding: 24px 20px !important;
    }

    .ai-fluent-item {
        padding: 12px 0 !important;
    }

    .ai-fluent-check {
        width: 24px !important;
        height: 24px !important;
        margin-right: 12px !important;
    }

    .ai-fluent-text {
        font-size: 1rem !important;
    }
}

/* ============================================
   AI-FLUENT TWO-COLUMN LAYOUT
   ============================================ */

.ai-fluent-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: stretch;
}

.ai-fluent-checklist-card {
    padding: 48px 56px;
}

/* ============================================
   AI-FLUENT CERTIFICATION BADGES GRID
   ============================================ */

.ai-fluent-badges-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.ai-fluent-badge-card {
    padding: 20px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    transition: all 0.4s ease;
}

.ai-fluent-badge-card .ai-fluent-level-indicators {
    margin-bottom: 16px;
}

.ai-fluent-badge-card .badge-header {
    margin-bottom: 12px;
}

.ai-fluent-badge-card .badge-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.ai-fluent-badge-card .badge-icon i,
.ai-fluent-badge-card .badge-icon svg {
    width: 22px;
    height: 22px;
}

.ai-fluent-badge-card .badge-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.ai-fluent-badge-card .badge-desc {
    font-size: 0.85rem;
    line-height: 1.5;
    flex: 1;
}

.ai-fluent-badge-card .ai-fluent-badge-footer {
    margin-top: 16px;
    padding-top: 16px;
}

.ai-fluent-badge-card .ai-fluent-badge-footer .badge-criteria span {
    font-size: 0.75rem;
}

.ai-fluent-badge-card .ai-fluent-badge-date {
    font-size: 0.7rem;
}

/* Unlocked badge styling */
.ai-fluent-badge-card.badge-unlocked .badge-icon i,
.ai-fluent-badge-card.badge-unlocked .badge-icon svg {
    color: var(--teal-400);
}

.ai-fluent-badge-card.badge-unlocked .ai-fluent-badge-footer .badge-criteria i,
.ai-fluent-badge-card.badge-unlocked .ai-fluent-badge-footer .badge-criteria svg {
    color: var(--teal-400);
}

/* Level Indicator Bars */
.ai-fluent-level-indicators {
    display: flex;
    gap: 6px;
    margin-bottom: 24px;
}

.ai-fluent-level-bar {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    transition: box-shadow 0.3s ease;
}

.ai-fluent-level-bar.filled {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.6), 0 0 20px rgba(255, 255, 255, 0.3);
}


/* Badge Footer */
.ai-fluent-badge-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: auto;
}

.ai-fluent-badge-footer .badge-criteria {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ai-fluent-badge-footer .badge-criteria span {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.ai-fluent-badge-date {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================
   AI-FLUENT RESPONSIVE STYLES
   ============================================ */

@media (max-width: 900px) {
    .ai-fluent-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .ai-fluent-checklist-card {
        padding: 32px 40px;
    }

    .ai-fluent-badges-grid {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 600px) {
    .ai-fluent-checklist-card {
        padding: 24px 20px;
    }

    .ai-fluent-badges-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .ai-fluent-badge-card {
        padding: 16px;
    }

    .ai-fluent-badge-card .badge-icon {
        width: 36px;
        height: 36px;
    }

    .ai-fluent-badge-card .badge-icon i,
    .ai-fluent-badge-card .badge-icon svg {
        width: 18px;
        height: 18px;
    }

    .ai-fluent-badge-card .badge-title {
        font-size: 1rem;
    }

    .ai-fluent-badge-card .badge-desc {
        font-size: 0.8rem;
    }
}