/* ==================================================================== 
   CAX LANDING PAGE MAIN STYLESHEET
   Aesthetic: Anthropic Editorial (Minimalist, Warm Tones, Crisp Borders)
   ==================================================================== */

/* --- Custom Properties (Design Tokens) --- */
:root {
    /* Color Palette */
    --bg-primary: #FAF8F5;       /* Warm cream/linen */
    --bg-secondary: #F4EFE6;     /* Muted oatmeal/sand */
    --text-primary: #191919;     /* Near black/charcoal */
    --text-secondary: #605B54;   /* Muted gray-slate/clay */
    --accent-terracotta: #B05E3B; /* Rust/terracotta */
    --accent-indigo: #2C227F;    /* CAX Deep Indigo */
    --border-color: #E5DDD0;     /* Elegant soft sand border */
    --border-color-hover: #191919; /* High-contrast focus border */
    
    /* Layout Tokens */
    --max-width: 1200px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', SFMono-Regular, monospace;
}

/* --- Base & Reset Rules --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* --- Typography Utilities --- */
h1, h2, h3, h4 {
    font-weight: 700;
    color: var(--text-primary);
}

.serif-italic {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
}

.serif-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.serif-title-medium {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.3;
}

.serif-title-small {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 700;
}

.mono-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent-terracotta);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: inline-block;
}

.mono-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.5rem;
}

/* --- UI Component Elements --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.system-banner {
    background-color: #FEF2F2;
    border-bottom: 1px solid rgba(239, 68, 68, 0.25);
    color: #B91C1C;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 0.6rem 2rem;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    z-index: 100;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #EF4444;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.9); opacity: 0.6; }
}

.mono-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-indigo);
    background-color: rgba(44, 34, 127, 0.08);
    border: 1px solid rgba(44, 34, 127, 0.15);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.75rem;
    font-size: 0.85rem;
    font-family: var(--font-sans);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    border: 1px solid var(--text-primary);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: var(--accent-indigo);
    border-color: var(--accent-indigo);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.15);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--text-primary);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.1);
}

.btn-secondary-disabled {
    background-color: transparent;
    color: #A09D98;
    border: 1px solid #CFCAC1;
    pointer-events: none;
    flex-direction: column;
    align-items: center;
    padding: 0.6rem 1.5rem;
}

.btn-subtext {
    font-size: 0.6rem;
    font-family: var(--font-mono);
    letter-spacing: 0;
    text-transform: lowercase;
    opacity: 0.8;
}

/* --- Navigation Bar --- */
.navbar {
    background-color: rgba(250, 248, 245, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 0;
    position: sticky;
    top: 0;
    z-index: 90;
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
}

.brand-logo {
    width: 28px;
    height: 28px;
    background-color: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-text {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.brand-badge {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 0.15rem 0.35rem;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    margin-left: 0.25rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.nav-item {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color var(--transition-fast);
}

.nav-item:hover {
    color: var(--text-primary);
}

.nav-cta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--bg-primary);
    background-color: var(--text-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
    border: 1px solid var(--text-primary);
    border-radius: var(--radius-sm);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background-color: var(--accent-indigo);
    border-color: var(--accent-indigo);
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.15);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

/* --- Hero Section --- */
.hero {
    padding: 6rem 0 7rem;
    border-bottom: 1px solid var(--border-color);
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2.25rem;
    font-weight: 400;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.metadata-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.75rem;
    width: 100%;
}

.metadata-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.meta-value {
    font-size: 0.85rem;
    font-weight: 700;
}

/* --- Hero Phone Mockups --- */
.hero-visual {
    position: relative;
    height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-phones {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-phone {
    width: 200px;
    height: 420px;
    background-color: #191919;
    border: 6px solid #222;
    border-radius: 28px;
    box-shadow: 15px 15px 30px rgba(0, 0, 0, 0.08);
    position: absolute;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
}

.hero-phone .phone-notch {
    width: 80px;
    height: 12px;
    background-color: #222;
    border-radius: 0 0 10px 10px;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 20;
}

.hero-phone .phone-screen {
    width: 100%;
    height: 100%;
    background-color: #FAF9F6;
    overflow: hidden;
}

.hero-phone .phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

.hero-phone-primary {
    z-index: 10;
    left: 50%;
    top: 50%;
    margin-left: -100px;
    margin-top: -210px;
    transform: translate(-65px, -15px) rotate(-5deg);
}

.hero-phone-secondary {
    z-index: 20;
    left: 50%;
    top: 50%;
    margin-left: -100px;
    margin-top: -210px;
    transform: translate(65px, 15px) rotate(5deg);
}

.hero-phone-primary:hover {
    transform: translate(-65px, -25px) rotate(-5deg) scale(1.04);
    box-shadow: 20px 20px 40px rgba(0, 0, 0, 0.12);
    z-index: 30;
}

.hero-phone-secondary:hover {
    transform: translate(65px, 5px) rotate(5deg) scale(1.04);
    box-shadow: 20px 20px 40px rgba(0, 0, 0, 0.12);
    z-index: 30;
}

@media (max-width: 500px) {
    .hero-phone {
        width: 170px;
        height: 360px;
        margin-left: -85px;
        margin-top: -180px;
    }
    .hero-phone-primary {
        transform: translate(-45px, -10px) rotate(-4deg);
    }
    .hero-phone-secondary {
        transform: translate(45px, 10px) rotate(4deg);
    }
    .hero-phone-primary:hover {
        transform: translate(-45px, -18px) rotate(-4deg) scale(1.04);
    }
    .hero-phone-secondary:hover {
        transform: translate(45px, 2px) rotate(4deg) scale(1.04);
    }
}

/* Card Mockup content inside secondary frame */
.frame-content-card {
    padding: 1.5rem;
    background-color: #FFFFFF;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.card-header {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.coins-amount {
    font-family: var(--font-mono);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--accent-indigo);
}

.card-progress {
    height: 6px;
    background-color: var(--bg-secondary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background-color: var(--accent-terracotta);
}

.card-footer-text {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* --- Section Layouts --- */
section {
    padding: 7rem 0;
    border-bottom: 1px solid var(--border-color);
}

.bg-sand {
    background-color: var(--bg-secondary);
}

.section-header {
    max-width: 680px;
    margin-bottom: 4rem;
}

.section-description {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
}

/* --- Section Editorial --- */
.section-editorial {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

/* --- Storyboard Book Styles --- */
.storyboard-book {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background-color: #FFFFFF;
    border: 1px solid var(--border-color-hover);
    border-radius: var(--radius-sm);
    box-shadow: 12px 12px 0px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    margin-top: 2rem;
}

/* Center spine shadow line for the book */
.storyboard-book::after {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background-color: var(--border-color);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.08);
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 5;
}

.book-page {
    padding: 3.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.book-page-left {
    background-color: #FDFCFB;
    background-image: 
        radial-gradient(circle, #F4EFE6 1px, transparent 1px);
    background-size: 20px 20px;
    border-right: 1px solid var(--border-color);
}

.book-page-right {
    background-color: #FFFFFF;
    justify-content: space-between;
}

/* Sketchbook visual header */
.sketchbook-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 2rem;
}

.sketchbook-dots {
    display: flex;
    gap: 0.35rem;
}

.s-dot {
    width: 8px;
    height: 8px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
}

.sketchbook-title {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

/* Visual slides container */
.storyboard-slides-container {
    position: relative;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.storyboard-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transform: scale(0.96);
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 2;
}

.storyboard-slide.active {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
    z-index: 3;
}

/* Slide 1: Problem collage */
.problem-collage {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    align-content: center;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
}

.collage-bubble {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color-hover);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: 3px 3px 0px rgba(0, 0, 0, 0.03);
    transition: all var(--transition-fast);
}

.collage-bubble.item-1 { transform: rotate(-3deg); background-color: var(--bg-secondary); }
.collage-bubble.item-2 { transform: rotate(2deg); border-color: var(--accent-terracotta); color: var(--accent-terracotta); }
.collage-bubble.item-3 { transform: rotate(-1deg); }
.collage-bubble.item-4 { transform: rotate(3deg); background-color: rgba(44, 34, 127, 0.05); color: var(--accent-indigo); }
.collage-bubble.item-5 { transform: rotate(-2deg); font-weight: bold; }
.collage-bubble.item-6 { transform: rotate(1deg); color: var(--text-secondary); }

/* Storyboard Phone Mockup */
.storyboard-phone-mockup {
    width: 165px;
    height: 330px;
    background-color: #1a1a1a;
    border: 6px solid #282828;
    border-radius: 24px;
    box-shadow: 8px 12px 24px rgba(0, 0, 0, 0.06);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.storyboard-phone-mockup .phone-notch {
    width: 60px;
    height: 10px;
    background-color: #282828;
    border-radius: 0 0 8px 8px;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.phone-screen-content {
    width: 100%;
    height: 100%;
    background-color: #FAF9F6;
    overflow: hidden;
}

.phone-screen-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

/* Dashed Pointer Annotations */
.annotation {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.annot-text {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    background-color: #FFFFFF;
    border: 1px solid var(--accent-terracotta);
    color: var(--accent-terracotta);
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
    box-shadow: 2px 2px 0px rgba(176, 94, 59, 0.1);
    white-space: nowrap;
}

.annot-arrow {
    width: 40px;
    height: 1px;
    border-top: 1px dashed var(--accent-terracotta);
    position: relative;
}

/* Arrowhead directions */
.annot-arrow::after {
    content: "";
    position: absolute;
    width: 4px;
    height: 4px;
    background-color: var(--accent-terracotta);
    border-radius: 50%;
    top: -2.5px;
}

.annot-arrow-right::after {
    right: 0;
}

.annot-arrow-left::after {
    left: 0;
}

/* Journal Narrative (Right Page) */
.journal-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1.5rem;
}

.journal-date {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.journal-pages-content {
    flex-grow: 1;
    min-height: 250px;
    position: relative;
}

.journal-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    display: none;
}

.journal-slide.active {
    position: relative;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    display: block;
}

.journal-slide h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.journal-paragraph {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
}

.journal-highlight-box {
    background-color: rgba(176, 94, 59, 0.03);
    border: 1px dashed var(--accent-terracotta);
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.journal-highlight-box strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.25rem;
}

/* Book Footer & Navigation */
.book-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-top: 2rem;
}

.btn-book-nav {
    background: none;
    border: 1px solid var(--border-color-hover);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-book-nav:hover:not(:disabled) {
    background-color: var(--bg-secondary);
    transform: translateY(-1px);
}

.btn-book-nav:disabled {
    border-color: var(--border-color);
    color: var(--text-secondary);
    opacity: 0.4;
    cursor: not-allowed;
}

.book-pagination {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    flex-grow: 1;
    max-width: 150px;
}

.page-indicator {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.linear-progress-bar {
    width: 100%;
    height: 3px;
    background-color: var(--bg-secondary);
    border-radius: 2px;
    overflow: hidden;
}

.linear-progress-fill {
    height: 100%;
    background-color: var(--accent-terracotta);
    transition: width 0.3s ease;
}

code {
    font-family: var(--font-mono);
    font-size: 0.8em;
    background-color: var(--bg-secondary);
    padding: 0.15rem 0.3rem;
    border-radius: 3px;
    border: 1px solid var(--border-color);
    color: var(--accent-terracotta);
}

/* --- Bento Grid --- */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.bento-card {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-fast);
}

.bento-card:hover {
    border-color: var(--border-color-hover);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.05);
}

.bento-w-1 { grid-column: span 1; }
.bento-w-2 { grid-column: span 2; }
.bento-w-3 { grid-column: span 3; }

.card-icon {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    width: 48px;
    height: 48px;
    background-color: var(--bg-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.card-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

.card-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.card-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: auto;
}

/* Horizontal card design for Card 5 */
.card-body-horizontal {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
    align-items: center;
    width: 100%;
}

.horizontal-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.otp-illustration {
    background-color: var(--bg-primary);
    border: 1px dashed var(--border-color-hover);
    border-radius: var(--radius-sm);
    padding: 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 220px;
}

.otp-step {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.otp-number {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--accent-indigo);
}

.otp-label {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.otp-status {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
}

.otp-check {
    color: var(--accent-terracotta);
    font-weight: bold;
}

/* --- Economy Simulator Section --- */
.simulator-layout {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.simulator-info {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.simulator-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.explanation-note {
    font-style: italic;
    border-left: 2px solid var(--border-color);
    padding-left: 1rem;
    margin-top: 0.5rem;
}

.simulator-card {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color-hover);
    border-radius: var(--radius-sm);
    box-shadow: 10px 10px 0px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.simulator-card-header {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color-hover);
    padding: 1.25rem 1.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.wallet-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--accent-terracotta);
    border: 1px solid var(--accent-terracotta);
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
}

.simulator-body {
    padding: 2.25rem;
}

.control-group {
    margin-bottom: 1.75rem;
}

.control-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.control-header label {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 0.95rem;
}

.control-value {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--accent-indigo);
}

.control-note {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 0.25rem;
}

/* Slider Custom Styling */
.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    background: var(--border-color);
    outline: none;
    border-radius: 2px;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    background: var(--text-primary);
    cursor: pointer;
    border-radius: 50%;
    border: 1px solid var(--text-primary);
    transition: all var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
    background: var(--accent-terracotta);
    transform: scale(1.15);
}

.slider::-moz-range-thumb {
    width: 16px;
    height: 16px;
    background: var(--text-primary);
    cursor: pointer;
    border-radius: 50%;
    border: 1px solid var(--text-primary);
    transition: all var(--transition-fast);
}

.slider::-moz-range-thumb:hover {
    background: var(--accent-terracotta);
    transform: scale(1.15);
}

/* Result Display */
.result-display {
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.total-coins {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.coin-symbol {
    font-size: 1rem;
    color: var(--accent-terracotta);
    font-weight: 500;
    vertical-align: middle;
}

/* Unlocks list */
.unlocks-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.unlocks-list {
    list-style-type: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.unlock-item {
    display: flex;
    gap: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-box {
    width: 14px;
    height: 14px;
    border: 1px solid var(--border-color-hover);
    display: inline-block;
    flex-shrink: 0;
    position: relative;
    top: 2px;
}

.unlock-item.unlocked {
    color: var(--text-primary);
}

.unlock-item.unlocked .status-box {
    background-color: var(--text-primary);
}

.unlock-item.unlocked .status-box::after {
    content: "✓";
    color: var(--bg-primary);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 9px;
    font-weight: bold;
}

/* --- Mobile Portal (Get App) --- */
.portal-layout {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.portal-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.portal-phone {
    width: 280px;
    height: 560px;
    background-color: #121212;
    border: 10px solid #282828;
    border-radius: 36px;
    box-shadow: 0px 25px 50px -12px rgba(0, 0, 0, 0.15), 0px 0px 0px 4px #1a1a1a;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.portal-phone .phone-notch {
    width: 100px;
    height: 16px;
    background-color: #282828;
    border-radius: 0 0 12px 12px;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 30;
}

.phone-status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 1.25rem 0.25rem;
    background-color: #FFFFFF;
    color: var(--text-primary);
    font-size: 0.65rem;
    font-family: var(--font-mono);
    font-weight: 600;
    z-index: 25;
    border-bottom: 1px solid var(--border-color);
}

.phone-status-icons {
    display: flex;
    gap: 0.35rem;
}

.phone-screen {
    flex-grow: 1;
    position: relative;
    background-color: #FAF9F6;
    overflow: hidden;
}

/* --- App Screen Transitions --- */
.app-screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #FAF9F6;
    opacity: 0;
    transform: translateY(15px);
    pointer-events: none;
    transition: opacity 0.35s ease, transform 0.35s ease;
    z-index: 10;
}

.app-screen.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    z-index: 20;
}

/* --- Mock App Layout Components --- */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.65rem 1rem;
    border-bottom: 1px solid #e5e5e5;
    background-color: #FFFFFF;
    flex-shrink: 0;
}

.app-brand {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.app-header-icon {
    font-size: 0.8rem;
    cursor: pointer;
}

.app-content {
    flex-grow: 1;
    padding: 0.75rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.phone-home-indicator {
    width: 90px;
    height: 4px;
    background-color: #c5c5c5;
    border-radius: 2px;
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 30;
}

/* --- Simulator Screenshots & Events Interaction --- */
.simulator-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
}

.events-screen-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.events-screen-wrapper .simulator-screenshot {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    transition: opacity 0.35s ease;
    pointer-events: none;
}

.events-screen-wrapper .simulator-screenshot.active {
    opacity: 1;
    pointer-events: auto;
}

.tap-indicator {
    position: absolute;
    bottom: 35px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.75);
    color: #FFFFFF;
    font-size: 0.6rem;
    font-family: var(--font-mono);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(6px);
    cursor: pointer;
    user-select: none;
    pointer-events: none;
    z-index: 25;
    white-space: nowrap;
    animation: tapPulse 2s infinite;
    transition: opacity 0.3s ease;
}

@keyframes tapPulse {
    0% {
        transform: translateX(-50%) scale(1);
        box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4);
    }
    70% {
        transform: translateX(-50%) scale(1.04);
        box-shadow: 0 0 0 6px rgba(139, 92, 246, 0);
    }
    100% {
        transform: translateX(-50%) scale(1);
        box-shadow: 0 0 0 0 rgba(139, 92, 246, 0);
    }
}

/* --- Portal Right Side Navigation --- */
.portal-tabs {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin: 1.25rem 0;
}

.portal-tab {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.85rem 1.25rem;
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-align: left;
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.portal-tab:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-2px);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.02);
}

.portal-tab.active {
    border-color: var(--text-primary);
    background-color: var(--text-primary);
    color: #FFFFFF;
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.05);
}

.portal-tab.active:hover {
    transform: none;
    box-shadow: 6px 6px 0px rgba(0, 0, 0, 0.05);
}

.tab-icon {
    font-size: 1.15rem;
}

.tab-label {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.85rem;
}

.portal-desc-box {
    min-height: 60px;
    margin-bottom: 1.5rem;
}

.portal-desc-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
    transition: opacity 0.2s ease;
}

.portal-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.portal-ctas {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
}

/* --- Developer & Newsletter --- */
.section-newsletter {
    background-color: #FFFFFF;
}

.section-newsletter .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
}

.dev-card {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2rem;
    height: 100%;
}

.dev-card-header {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.dev-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    border: 2px solid var(--text-primary);
    object-fit: cover;
    box-shadow: 4px 4px 0px var(--border-color);
}

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

.dev-bio {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.dev-socials {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.dev-social-link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.dev-social-link:hover {
    color: var(--accent-terracotta);
    text-decoration: underline;
}

.newsletter-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

.newsletter-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
    width: 100%;
}

.form-input {
    flex-grow: 1;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color-hover);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    outline: none;
    transition: border var(--transition-fast);
}

.form-input:focus {
    border-color: var(--accent-indigo);
    background-color: #FFFFFF;
}

.form-response {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

.form-response.success {
    color: #059669;
}

.form-response.error {
    color: #D91A1A;
}

.form-note {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* --- Footer --- */
.footer {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.footer-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer-brand .brand-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
}

.footer-copy {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-link {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

.footer-link:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

/* --- Modals (Editorial Editorial Styling) --- */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(25, 25, 25, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

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

.modal {
    background-color: var(--bg-primary);
    border: 1px solid var(--text-primary);
    box-shadow: 12px 12px 0px rgba(0, 0, 0, 0.15);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    border-radius: var(--radius-sm);
    position: relative;
    padding: 3rem;
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-backdrop.active .modal {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.modal-body h3 {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

.modal-body h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-top: 0.5rem;
}

.modal-body p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.modal-body ul {
    list-style-type: disc;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.modal-body li {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* --- Responsive Adaptations --- */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .hero-container,
    .bento-grid,
    .simulator-layout,
    .portal-layout,
    .section-newsletter .container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        order: -1;
        height: 380px;
    }
    
    .bento-card {
        grid-column: span 1 !important;
    }
    
    .card-body-horizontal {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .otp-illustration {
        width: 100%;
        max-width: 280px;
    }
    
    .portal-phone {
        width: 240px;
        height: 480px;
    }
    
    .editorial-body {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Responsive overrides for Storyboard Book */
    .storyboard-book {
        grid-template-columns: 1fr;
    }
    
    .storyboard-book::after {
        display: none;
    }
    
    .book-page-left {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 2.5rem 1.5rem;
    }
    
    .book-page-right {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 0;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-primary);
        border-bottom: 1px solid var(--border-color);
        padding: 1.5rem 2rem;
        gap: 1.25rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-cta {
        align-self: flex-start;
        margin-top: 0.5rem;
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .editorial-frames {
        display: flex;
        justify-content: center;
        gap: 1.5rem;
    }

    .frame {
        position: relative;
        top: auto !important;
        bottom: auto !important;
        left: auto !important;
        right: auto !important;
        width: 48% !important;
    }
    
    .frame-secondary {
        display: none; /* Hide card visual on very small screens to fit layout */
    }
    
    .frame-primary {
        width: 90% !important;
    }

    .footer-layout {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }
    
    .footer-links {
        gap: 1rem;
    }

    /* Storyboard Book 768px mobile scale */
    .storyboard-slides-container {
        height: 320px;
    }
    
    .annotation {
        transform: scale(0.8);
    }
    
    .annot-top-left { top: 22%; left: 2%; }
    .annot-bottom-right { bottom: 25%; right: 2%; }
    .annot-top-right { top: 15%; right: 2%; }
    .annot-bottom-left { bottom: 20%; left: 2%; }
    .annot-middle-left { top: 40%; left: 2%; }
}

@media (max-width: 500px) {
    .annotation {
        display: none !important; /* Hide pointer lines on narrow devices */
    }
    .storyboard-slides-container {
        height: 280px;
    }
    .storyboard-phone-mockup {
        width: 135px;
        height: 270px;
    }
    .btn-book-nav span {
        font-size: 0.6rem;
    }
}

/* --- Legal Pages Styles --- */
.section-legal {
    background-color: var(--bg-primary);
    padding: 5rem 0 7rem;
    border-bottom: 1px solid var(--border-color);
}

.container-small {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.legal-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2rem;
    margin-bottom: 3rem;
}

.legal-header .mono-tag {
    margin-bottom: 1rem;
}

.legal-header .serif-title {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.legal-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.legal-content h2 {
    font-family: var(--font-serif);
    font-size: 1.65rem;
    color: var(--text-primary);
    margin-top: 1.5rem;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.5rem;
}

.legal-content h3 {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-top: 1rem;
}

.legal-content p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.legal-content ul, .legal-content ol {
    padding-left: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.legal-content li {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.legal-content strong {
    color: var(--text-primary);
}

.legal-content .highlight-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent-terracotta);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}