/* ═══════════════════════════════════════════════════════════
   ENTERPRISE SYNCHRONIZATION — Design System
   Theme: Black & Gold / Premium Consulting
   ═══════════════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─────────────────────────────── */
:root {
    /* Colors - Pure Black & Gold Theme */
    --black: #050505;
    --black-light: #111111;
    --black-card: #161616;
    --dark-navy: #0D1B2A;
    --gold: #D4AF37;       /* Classic Metallic Gold */
    --gold-light: #F3CA40; /* Brighter highlight */
    --gold-dark: #B59325;  /* Deep gold for contrast */
    --amber: #F59E0B;
    --white: #FFFFFF;
    --off-white: #F8F8F8;
    --gray: #8A8A8A;
    --gray-light: #B0B0B0;
    --gray-dark: #222222;

    /* Accent Colors for departments */
    --green: #2BBD62;
    --blue: #3E7DEB;
    --cyan: #14ACCA;
    --purple: #A08CD8;
    --red: #DF4F4F;
    --orange: #E87A29;
    --teal: #1FB3A3;
    --pink: #E0549A;
    --indigo: #6769E6;
    --lime: #8FC32E;

    /* Typography */
    --font-display: 'Playfair Display', 'Georgia', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Cormorant Garamond', 'Georgia', serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;

    /* Borders & Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --transition-fast: 0.2s var(--ease-out);
    --transition-med: 0.4s var(--ease-out);
    --transition-slow: 0.8s var(--ease-out);

    /* Glassmorphism */
    --glass-bg: rgba(20, 20, 20, 0.6);
    --glass-border: rgba(212, 168, 67, 0.15);
    --glass-blur: 20px;
}

/* ─── Reset & Base ──────────────────────────────────────── */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    font-size: 18px;
    scrollbar-width: thin;
    scrollbar-color: var(--gold-dark) var(--black);
}

html::-webkit-scrollbar {
    width: 8px;
}

html::-webkit-scrollbar-track {
    background: var(--black);
}

html::-webkit-scrollbar-thumb {
    background: var(--gold-dark);
    border-radius: 4px;
}

body {
    font-family: var(--font-body);
    background-color: var(--black);
    color: var(--off-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: var(--gold);
    color: var(--black);
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

/* ─── Utility Classes ───────────────────────────────────── */
.gold-text {
    background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.screen-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-md);
    opacity: 0.8;
}

.section-headline {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.section-subtext {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--gray-light);
    line-height: 1.7;
    max-width: 540px;
}

.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
}

/* ─── Scroll Animation Classes ──────────────────────────── */
.fade-in-element {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.fade-in-element.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════
   NAVIGATION BAR
   ═══════════════════════════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-sm) var(--space-lg);
    transition: all var(--transition-med);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 168, 67, 0.1);
    padding: 0.7rem var(--space-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.nav-logo:hover {
    opacity: 0.85;
}

.logo-mark {
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--off-white);
    line-height: 1.2;
}

.logo-text strong {
    color: var(--gold);
    font-weight: 800;
}

.logo-tagline {
    display: block;
    font-family: var(--font-body);
    font-size: 0.58rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gold);
    opacity: 0.75;
    margin-top: 0.1rem;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--off-white);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition-med);
}

.nav-link:hover {
    color: var(--gold);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--black);
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
    box-shadow: 0 0 20px rgba(212, 168, 67, 0.2);
}

.nav-cta:hover {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    box-shadow: 0 0 30px rgba(212, 168, 67, 0.4);
    transform: translateY(-1px);
}

/* Hamburger */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.nav-hamburger span {
    width: 24px;
    height: 2px;
    background: var(--gold);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-hamburger.active span:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ═══════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.85rem 2.2rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--off-white);
    color: var(--off-white);
}

.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    box-shadow: 0 0 20px rgba(212, 168, 67, 0.15);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    color: var(--black);
    box-shadow: 0 4px 20px rgba(212, 168, 67, 0.3);
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    box-shadow: 0 6px 30px rgba(212, 168, 67, 0.5);
    transform: translateY(-2px);
}

.btn-cta {
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    color: var(--black);
    font-size: 1.1rem;
    padding: 1.1rem 3rem;
    border-radius: var(--radius-md);
    box-shadow: 0 6px 40px rgba(212, 168, 67, 0.35);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-cta:hover {
    box-shadow: 0 8px 50px rgba(212, 168, 67, 0.55);
    transform: translateY(-3px) scale(1.02);
}

.btn-cta svg {
    transition: transform var(--transition-fast);
}

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

/* ═══════════════════════════════════════════════════════════
   SCREEN SECTIONS — Layout
   ═══════════════════════════════════════════════════════════ */
.screen {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    scroll-margin-top: 90px;
}

.screen-container {
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
}

/* ═══════════════════════════════════════════════════════════
   SCREEN 01 — HERO
   ═══════════════════════════════════════════════════════════ */
.screen-hero {
    background: var(--black);
    min-height: 95vh;
    display: flex;
    align-items: center;
}

#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero-left {
    animation: fadeInUp 1s var(--ease-out) 0.3s both;
}

.hero-headline {
    font-family: var(--font-display);
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.hero-headline-gold {
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 40%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-style: italic;
}

.hero-subtext {
    font-family: var(--font-body);
    font-size: 1.15rem;
    color: var(--gray-light);
    margin-bottom: var(--space-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--space-sm);
}

.hero-right {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeInUp 1s var(--ease-out) 0.6s both;
}

#wave-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    text-align: center;
    animation: fadeInUp 1s var(--ease-out) 1.2s both;
}

.scroll-indicator span {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--gray);
}

.scroll-arrow {
    margin-top: 0.5rem;
    color: var(--gold);
    animation: bounceDown 2s ease-in-out infinite;
}

@keyframes bounceDown {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(8px);
    }
}

/* ═══════════════════════════════════════════════════════════
   UNIVERSAL SCOPE MARQUEE
   ═══════════════════════════════════════════════════════════ */
.screen-marquee {
    background: var(--black-light);
    padding: var(--space-xl) 0;
    overflow: hidden;
}

.marquee-header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.marquee-universal-text {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 1.8rem);
    font-weight: 400;
    font-style: italic;
    color: var(--gold);
    max-width: 800px;
    margin: 0 auto;
    letter-spacing: 0.02em;
    line-height: 1.4;
}

.marquee-container {
    display: flex;
    white-space: nowrap;
    position: relative;
    width: 100%;
}

.marquee-container::before,
.marquee-container::after {
    content: '';
    position: absolute;
    top: 0;
    width: 15%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.marquee-container::before {
    left: 0;
    background: linear-gradient(to right, var(--black), transparent);
}

.marquee-container::after {
    right: 0;
    background: linear-gradient(to left, var(--black), transparent);
}

.marquee-track {
    display: flex;
    animation: marquee-scroll 40s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    padding-right: 3rem;
}

.marquee-content span {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--white);
    opacity: 0.6;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: opacity 0.3s ease, color 0.3s ease;
}

.marquee-content span:hover {
    opacity: 1;
    color: var(--gold-light);
}

.marquee-content .dot {
    font-size: 0.8rem;
    color: var(--gold);
    opacity: 0.4;
}

@keyframes marquee-scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ═══════════════════════════════════════════════════════════
   3D WAVE INTERLUDE
   ═══════════════════════════════════════════════════════════ */
.screen-wave-interlude {
    min-height: 60vh;
    /* Increased to fit 3D scene */
    background: var(--black);
    position: relative;
    overflow: hidden;
}

#flow-field-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.wave-interlude-content {
    position: relative;
    z-index: 1;
    width: 100%;
    min-height: 60vh;
    /* Increased to fit 3D scene */
    padding: var(--space-2xl) 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wave-text-overlay {
    text-align: center;
    max-width: 700px;
    padding: var(--space-xl);
    background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.5) 40%, transparent 70%);
}

.wave-text-overlay .section-subtext {
    margin: 0 auto;
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 500;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.9), 0 0 20px rgba(0, 0, 0, 1);
}

/* ═══════════════════════════════════════════════════════════
   SCREEN 02 — DEPARTMENTS
   ═══════════════════════════════════════════════════════════ */
.screen-departments {
    background: linear-gradient(180deg, var(--black) 0%, var(--black-light) 50%, var(--black) 100%);
}

.screen-departments .screen-container {
    display: grid;
    grid-template-columns: 1fr 1.3fr 1fr;
    gap: var(--space-xl);
    align-items: start;
    padding-top: var(--space-xl);
    /* Reduced gap */
}

.dept-left {
    padding-top: var(--space-lg);
}

.dept-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--space-lg);
}

.dept-btn {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-dark);
    background: transparent;
    color: var(--off-white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dept-btn:hover {
    border-color: var(--gold);
    color: var(--gold);
    box-shadow: 0 0 15px rgba(212, 168, 67, 0.15);
}

.dept-btn.active {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--black);
    box-shadow: 0 0 20px rgba(212, 168, 67, 0.3);
}

.dept-center {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

#network-map-canvas {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-md);
}

.dept-right {
    padding-top: var(--space-lg);
}

.dept-detail-card {
    padding: var(--space-lg);
    border-top: 2px solid var(--gold);
}

.dept-detail-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--gold);
    margin-bottom: var(--space-xs);
    transition: opacity 0.2s ease, color 0.2s ease;
}

.dept-detail-subtitle {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--off-white);
    margin-bottom: var(--space-md);
}

.dept-detail-list {
    list-style: none;
    padding: 0;
    transition: opacity 0.2s ease;
}

.dept-detail-list li {
    position: relative;
    padding-left: 1.2rem;
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
    color: var(--gray-light);
    line-height: 1.5;
}

.dept-detail-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-size: 1.1rem;
}

.dept-detail-footer {
    margin-top: var(--space-md);
    font-size: 0.85rem;
    font-style: italic;
    color: var(--gray);
}

/* ═══════════════════════════════════════════════════════════
   SCREEN 03 — HIDDEN COST
   ═══════════════════════════════════════════════════════════ */
.screen-cost {
    background: linear-gradient(180deg, var(--black) 0%, var(--dark-navy) 50%, var(--black) 100%);
}

.cost-header {
    text-align: center;
    margin-bottom: var(--space-lg);
    /* Reduced to fit on one screen */
}

.cost-header .section-subtext {
    margin: 0 auto;
}

.cost-cards {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.cost-card {
    padding: var(--space-md) var(--space-sm);
    /* Reduced to fit on one screen */
    text-align: center;
    transition: all var(--transition-med);
    position: relative;
}

.cost-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0;
    transition: opacity var(--transition-med);
}

.cost-card:hover::before {
    opacity: 1;
}

.cost-card:hover {
    transform: translateY(-6px);
    border-color: rgba(212, 168, 67, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(212, 168, 67, 0.08);
}

.cost-icon {
    margin-bottom: var(--space-md);
}

.cost-label {
    display: block;
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray);
    margin-bottom: var(--space-sm);
}

.cost-value {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gold-light), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
    line-height: 1.3;
    padding-bottom: 0.1em;
    /* Prevents text clipping on some browsers */
}

.cost-value-text {
    font-size: 2.2rem;
}

.cost-desc {
    font-size: 0.85rem;
    color: var(--gray-light);
}

/* ═══════════════════════════════════════════════════════════
   SCREEN 04 — TRANSFORMATION
   ═══════════════════════════════════════════════════════════ */
.screen-transform {
    background: linear-gradient(180deg, var(--black) 0%, var(--black-light) 100%);
}

.transform-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

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

#sync-network-canvas {
    width: 100%;
    height: 450px;
    border-radius: var(--radius-md);
}

.benefits-list {
    padding: 0;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.85rem 0;
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--off-white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast);
}

.benefit-item:hover {
    padding-left: 0.5rem;
    color: var(--gold);
}

.benefit-check {
    color: var(--gold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.screen-book {
    background: linear-gradient(180deg, var(--black) 0%, var(--dark-navy) 40%, var(--black) 100%);
}

.book-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: var(--space-3xl);
    align-items: center;
}

/* 3D Book CSS */
.book-3d-wrapper {
    perspective: 1200px;
    display: flex;
    justify-content: center;
}

.book-3d {
    position: relative;
    width: 300px;
    height: 440px;
    transform-style: preserve-3d;
    transform: rotateY(-20deg);
    transition: transform 0.6s var(--ease-out);
}

.book-3d:hover {
    transform: rotateY(-35deg);
}

.book-cover {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg, #1a1a1a 0%, #0a0a0a 40%, #1a1000 100%);
    border: 1px solid rgba(212, 168, 67, 0.3);
    border-radius: 4px 12px 12px 4px;
    box-shadow:
        5px 5px 30px rgba(0, 0, 0, 0.8),
        0 0 60px rgba(212, 168, 67, 0.1);
    backface-visibility: hidden;
    overflow: hidden;
}

.book-cover::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 50% 80%, rgba(212, 168, 67, 0.15) 0%, transparent 60%),
        linear-gradient(180deg, transparent 60%, rgba(212, 168, 67, 0.05) 100%);
    pointer-events: none;
}

.book-cover-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}

.book-cover-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 800;
    line-height: 1.1;
    background: linear-gradient(180deg, var(--gold-light) 0%, var(--gold) 60%, var(--gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
}

.book-cover-divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    margin: 1rem 0;
}


.book-cover-subtitle {
    font-family: var(--font-body);
    font-size: 0.45rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray-light);
    line-height: 1.6;
}

.book-cover-author {
    position: absolute;
    bottom: 2rem;
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.1em;
}

.book-spine {
    position: absolute;
    left: -30px;
    top: 0;
    width: 30px;
    height: 100%;
    background: linear-gradient(90deg, #0a0700 0%, #1a1000 100%);
    border: 1px solid rgba(212, 168, 67, 0.15);
    border-right: none;
    border-radius: 4px 0 0 4px;
    transform: rotateY(90deg);
    transform-origin: right center;
}

/* Book Info */
.book-info {
    padding-left: var(--space-xl);
}

.book-principles {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 1rem 0;
}

.book-principle {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
}

.principle-icon {
    color: var(--gold);
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.book-principle p {
    font-size: 0.85rem;
    color: var(--gray-light);
    line-height: 1.4;
    margin-top: 0.2rem;
}

.book-principle strong {
    font-size: 0.95rem;
}

.btn-book {
    margin-top: var(--space-sm);
}

/* ═══════════════════════════════════════════════════════════
   SCREEN 05 — CTA
   ═══════════════════════════════════════════════════════════ */
.screen-cta {
    background: linear-gradient(180deg, var(--black-light) 0%, var(--black) 30%, var(--black) 100%);
    position: relative;
}

.screen-cta::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(212, 168, 67, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.cta-headline {
    max-width: 700px;
    margin: 0 auto var(--space-md);
}

.cta-content .section-subtext {
    margin: 0 auto;
}

.cta-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.cta-step {
    padding: var(--space-lg);
    text-align: center;
    flex: 0 1 260px;
    transition: all var(--transition-med);
}

.cta-step:hover {
    transform: translateY(-4px);
    border-color: rgba(212, 168, 67, 0.3);
}

.cta-step-icon {
    margin-bottom: var(--space-sm);
}

.cta-step-title {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-xs);
}

.cta-step-desc {
    font-size: 0.88rem;
    color: var(--gray-light);
    line-height: 1.5;
}

.cta-step-arrow {
    font-size: 1.5rem;
    color: var(--gold);
    opacity: 0.4;
    flex-shrink: 0;
}

.cta-action {
    text-align: center;
}

.cta-disclaimer {
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    color: var(--gray);
    font-style: italic;
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.site-footer {
    background: var(--black);
    border-top: 1px solid rgba(212, 168, 67, 0.1);
    padding: var(--space-2xl) var(--space-lg) var(--space-lg);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.6;
}

.footer-faq {
    flex: 1;
    max-width: 500px;
}

.faq-headline {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-md);
}

.faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: var(--space-md) 0;
    font-size: 0.95rem;
    color: var(--off-white);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-family: var(--font-body);
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--gold);
}

.faq-icon {
    color: var(--gold);
    font-size: 1.2rem;
    font-weight: 300;
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    padding-bottom: var(--space-md);
    color: var(--gray-light);
    line-height: 1.6;
    font-size: 0.9rem;
    margin: 0;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.8rem;
    color: var(--gray);
}

/* ═══════════════════════════════════════════════════════════
   KEYFRAME ANIMATIONS
   ═══════════════════════════════════════════════════════════ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulseGlow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(212, 168, 67, 0.2);
    }

    50% {
        box-shadow: 0 0 40px rgba(212, 168, 67, 0.4);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% center;
    }

    100% {
        background-position: 200% center;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1200px) {
    .screen-departments .screen-container {
        grid-template-columns: 1fr 1fr;
    }

    .dept-center {
        order: 3;
        grid-column: span 2;
    }

    .transform-grid {
        grid-template-columns: 1fr 1.2fr 1fr;
    }
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-right {
        display: none;
    }

    .hero-buttons {
        justify-content: center;
    }

    .transform-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }


    .benefits-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 var(--space-md);
    }

    .book-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
    }

    .book-info {
        padding-left: 0;
    }

    .cost-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: flex-start;
        padding: 5rem var(--space-lg) var(--space-lg);
        gap: var(--space-md);
        transition: right var(--transition-med);
        border-left: 1px solid var(--glass-border);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-hamburger {
        display: flex;
    }

    .screen-departments .screen-container {
        grid-template-columns: 1fr;
    }

    .hero-content {
        padding-top: 10vh;
        padding-bottom: 2rem;
        /* Drastically reduce gap on mobile */
    }

    .screen-wave-interlude {
        display: none;
    }

    .dept-center {
        grid-column: span 1;
        order: 2;
    }

    .dept-left {
        order: 1;
    }

    .dept-right {
        order: 3;
    }

    .cost-cards {
        grid-template-columns: 1fr 1fr;
    }

    .cta-content {
        margin-bottom: var(--space-lg);
    }

    .cta-steps {
        flex-direction: column;
        gap: 0;
        position: relative;
        max-width: 320px;
        margin: 0 auto var(--space-xl);
    }

    /* Vertical connecting line */
    .cta-steps::before {
        content: '';
        position: absolute;
        left: 20px; /* center of 40px icon */
        top: 20px;
        bottom: 30px;
        width: 1px;
        background: linear-gradient(180deg, var(--gold) 0%, rgba(212, 168, 67, 0) 100%);
        z-index: 0;
    }

    .cta-step {
        display: grid;
        grid-template-columns: 40px 1fr;
        grid-template-rows: auto auto;
        gap: 0 var(--space-md);
        text-align: left;
        padding: 0 0 var(--space-md) 0;
        width: 100%;
        max-width: none;
        flex: none; /* KILLS THE 260PX HEIGHT */
        
        /* Strip glass-card styling for timeline look */
        background: transparent;
        border: none;
        backdrop-filter: none;
        position: relative;
        z-index: 1;
    }

    .cta-step:hover {
        transform: none;
        box-shadow: none;
    }

    .cta-step-icon {
        grid-column: 1;
        grid-row: 1 / span 2;
        margin-bottom: 0;
        margin-top: 5px;
        background: var(--black); /* cover the vertical line */
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        height: 40px;
        align-self: start;
    }
    
    .cta-step-icon svg {
        width: 40px;
        height: 40px;
    }

    .cta-step-title {
        grid-column: 2;
        grid-row: 1;
        margin-bottom: 0;
        align-self: start;
        padding-top: 10px;
    }

    .cta-step-desc {
        grid-column: 2;
        grid-row: 2;
        font-size: 0.8rem;
    }

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

    .footer-top {
        flex-direction: column;
    }

    .footer-faq {
        margin-top: var(--space-xl);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-xs);
        text-align: center;
    }

    .benefits-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: 2rem;
    }

    .section-headline {
        font-size: 1.8rem;
    }

    .cost-cards {
        grid-template-columns: 1fr;
    }

    .cost-value {
        font-size: 2rem;
    }

    .btn-cta {
        font-size: 0.95rem;
        padding: 1rem 2rem;
    }
}

/* ═══════════════════════════════════════════════════════════
   FULL SCREEN ASSESSMENT MODAL
   ═══════════════════════════════════════════════════════════ */
.assessment-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    opacity: 1;
    transition: opacity 0.4s ease;
    overflow-y: auto;
}

.assessment-modal.hidden {
    opacity: 0;
    pointer-events: none;
}

.assessment-header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
}

.assessment-progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
}

.assessment-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--gold);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.assessment-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
}

.assessment-counter {
    font-family: var(--font-body);
    font-weight: 600;
    color: var(--gold);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn-close-modal {
    background: none;
    border: none;
    color: var(--white);
    font-size: 2.5rem;
    line-height: 1;
    cursor: pointer;
    transition: color 0.3s ease;
}

.btn-close-modal:hover {
    color: var(--gold);
}

.assessment-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-lg);
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.assessment-view {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    animation: fadeInScale 0.5s ease forwards;
}

.assessment-view.hidden {
    display: none;
}

.assessment-question {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    color: var(--white);
    line-height: 1.3;
    margin-bottom: var(--space-lg);
    font-weight: 400;
}

.assessment-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
    width: 100%;
    max-width: 700px;
}

.btn-assessment-option {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    color: var(--gray-light);
    font-family: var(--font-body);
    font-size: 1.05rem;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-assessment-option:hover {
    background: rgba(212, 168, 67, 0.1);
    border-color: var(--gold);
    color: var(--white);
    transform: translateY(-2px);
}

/* Loading Spinner */
.assessment-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(212, 168, 67, 0.2);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-xl);
}

.assessment-loading-text {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.assessment-loading-subtext {
    color: var(--gold);
    font-size: 1.1rem;
}

/* Results State */
.assessment-results-headline {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: var(--space-md);
}

.assessment-results-desc {
    font-size: 1.2rem;
    color: var(--gray-light);
    margin-bottom: var(--space-2xl);
    max-width: 700px;
}

.assessment-lead-capture {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
}

.assessment-lead-capture p {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
}

.lead-form {
    display: flex;
    gap: var(--space-sm);
}

.lead-input {
    flex: 1;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    padding: 1rem 1.5rem;
    min-height: 52px;
    border-radius: var(--radius-sm);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1rem;
}

.lead-input:focus {
    outline: none;
    border-color: var(--gold);
}

.btn-submit-lead {
    padding: 1rem 2rem;
    white-space: nowrap;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile Adjustments for Assessment Modal */
@media (max-width: 768px) {
    .assessment-body {
        padding: var(--space-lg) var(--space-md);
        justify-content: flex-start;
        padding-top: 6rem;
        /* clear header */
    }

    .assessment-question {
        font-size: 1.3rem;
        margin-bottom: var(--space-md);
    }

    .btn-assessment-option {
        padding: 0.85rem 1rem;
        font-size: 0.95rem;
    }

    .assessment-controls {
        padding: var(--space-sm) var(--space-md);
    }

    .assessment-results-headline {
        font-size: 1.8rem;
    }

    .assessment-results-desc {
        font-size: 1rem;
        margin-bottom: var(--space-xl);
    }

    .lead-form {
        flex-direction: column;
    }

    .btn-submit-lead {
        width: 100%;
    }
}