:root {
    /* Color Palette */
    --color-bg: #0A0A0A;
    --color-surface: #121212;
    --color-surface-soft: #1A1A1A;
    --color-text: #FFFFFF;
    --color-text-dim: #A0A0A0;
    --color-accent: #D4AF37;
    /* Gold */
    --color-accent-soft: rgba(212, 175, 55, 0.1);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing (8px Grid System) */
    --space-1: 8px;
    --space-2: 16px;
    --space-3: 24px;
    --space-4: 32px;
    --space-5: 40px;
    --space-6: 48px;
    --space-8: 64px;
    --space-10: 80px;
    --space-12: 96px;
    --space-16: 128px;
    --space-20: 160px;

    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

h1,
h2,
h3,
h4,
.font-heading {
    font-family: var(--font-heading);
    font-weight: 600;
}

/* Base Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-3);
}

section {
    padding: var(--space-12) 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-bg);
}

.btn-primary:hover {
    background-color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-accent);
}

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

/* Glassmorphism Classes */
.glass {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - var(--space-8));
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 70px;
    padding: 0 var(--space-6);
    z-index: 1000;
    transition: var(--transition-smooth);
    background: rgba(15, 15, 15, 0.5);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 100px;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    height: 65px;
    border-color: rgba(255, 255, 255, 0.1);
    top: 0;
    width: 100%;
    max-width: 100%;
    border-radius: 0;
    border-top: none;
    border-left: none;
    border-right: none;
    padding: 0 var(--space-8);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    transition: var(--transition-smooth);
    color: var(--color-text);
    /* Reverted to white/original */
}

.nav-brand:hover {
    transform: scale(1.02);
}

.nav-logo {
    width: 36px;
    height: 36px;
    object-fit: cover;
}

.nav-links-centered {
    display: flex;
    gap: var(--space-6);
    justify-content: center;
}

.nav-links-centered a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    opacity: 0.7;
}

.nav-links-centered a:hover {
    color: var(--color-accent);
    opacity: 1;
}

.nav-cta {
    display: flex;
    gap: var(--space-4);
    justify-content: flex-end;
    margin-left: var(--space-12);
    /* Increased space from links */
}

.nav-cta .btn-primary {
    background: transparent;
    border: 1px solid rgba(212, 175, 55, 0.6);
    color: var(--color-accent);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.nav-cta .btn-primary:hover {
    background: rgba(212, 175, 55, 0.1);
    color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.15);
}

.nav-cta .btn-outline {
    border: 1px solid rgba(255, 77, 77, 0.4);
    color: #ff4d4d;
    background: transparent;
}

.nav-cta .btn-outline:hover {
    background: rgba(255, 77, 77, 0.05);
    color: #ff4d4d;
    border-color: #ff4d4d;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 77, 77, 0.15);
}

.btn-small {
    padding: var(--space-1) var(--space-4);
    font-size: 11px;
    letter-spacing: 1.5px;
    border-radius: 50px;
    margin: 0 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
    /* Above mobile menu overlay */
    padding: var(--space-1);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-smooth);
}

/* Shopping Cart UI */
.cart-toggle-btn {
    background: transparent;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2);
    transition: var(--transition-smooth);
}

.cart-toggle-btn:hover {
    color: var(--color-accent);
    transform: scale(1.1);
}

.cart-toggle-btn svg {
    width: 24px;
    height: 24px;
}

.cart-badge {
    position: absolute;
    top: 0px;
    right: 0px;
    background-color: #ff4d4d;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    height: 16px;
    min-width: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid #0f0f0f;
}

.cart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    z-index: 1005;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.cart-drawer {
    position: fixed;
    top: 0;
    right: -400px;
    /* Hidden by default */
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 1010;
    display: flex;
    flex-direction: column;
    transition: right 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

.cart-drawer.open {
    right: 0;
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6) var(--space-8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cart-header h3 {
    font-family: var(--font-heading);
    color: #fff;
    font-size: 1.5rem;
    margin: 0;
}

.cart-close-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.cart-close-btn:hover {
    color: #ff4d4d;
}

.cart-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6) var(--space-8);
    display: flex;
    flex-direction: column;
}

.cart-empty-state {
    text-align: center;
    margin: auto;
    color: rgba(255, 255, 255, 0.6);
}

.cart-empty-state p {
    margin-bottom: var(--space-6);
    font-size: 1.1rem;
}

.cart-footer {
    padding: var(--space-6) var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(10, 10, 10, 0.8);
}

.cart-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: var(--space-6);
}

.cart-total span:last-child {
    color: var(--color-accent);
}

.btn-checkout {
    width: 100%;
    padding: var(--space-4);
    font-size: 1rem;
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    background: linear-gradient(135deg, var(--color-accent) 0%, #9c7b2a 100%);
    color: #000;
    border: none;
    font-weight: 600;
}

.btn-checkout:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #333;
    color: #888;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-info h4 {
    margin: 0 0 var(--space-1) 0;
    color: #fff;
    font-size: 1rem;
}

.cart-item-info p {
    margin: 0;
    color: var(--color-accent);
    font-size: 0.9rem;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(0, 0, 0, 0.4);
    padding: 4px 8px;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cart-qty-btn {
    background: transparent;
    border: none;
    color: #fff;
    cursor: pointer;
    font-size: 1rem;
    width: 20px;
    text-align: center;
    transition: color 0.3s ease;
}

.cart-qty-btn:hover {
    color: var(--color-accent);
}

.cart-qty {
    color: #fff;
    font-weight: 500;
    font-size: 0.9rem;
    min-width: 16px;
    text-align: center;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    perspective: 1000px;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    transition: transform 0.1s linear, filter 0.1s linear;
    will-change: transform, filter;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.8) 100%);
    z-index: -1;
}

.hero-content {
    z-index: 1;
    max-width: 900px;
    margin-top: 5vh;
    /* Positive margin to ensure navbar doesn't overlap */
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-title-wrapper {
    text-align: center;
    padding: var(--space-2);
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: var(--space-4);
    line-height: 1.1;
    letter-spacing: -1.5px;
    font-weight: 700;
    color: #ffffff;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.9), 0 4px 15px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: 1.25rem;
    /* slightly larger for readability */
    color: #f8f8f8;
    margin: 0 auto var(--space-6);
    max-width: 600px;
    letter-spacing: 0.5px;
    font-weight: 400;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.9), 0 2px 5px rgba(0, 0, 0, 0.8);
}

.hero-actions {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
}

/* Scroll Indicator REMOVED */

/* Animations */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: var(--transition-smooth);
    }

    .reveal.active {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sections General */
.eyebrow {
    display: block;
    color: var(--color-accent);
    text-transform: uppercase;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: var(--space-2);
}

/* Concept Section Redesign */
.section-concept {
    position: relative;
    padding: var(--space-12) 0;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.concept-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.concept-map-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('mapa_antiguo.jpeg') no-repeat center center;
    background-size: cover;
    transform: scale(1.5);
    /* Initial zoom */
    filter: blur(40px);
    /* Initial blur */
    transition: transform 0.1s linear, filter 0.1s linear;
    will-change: transform, filter;
}

.concept-bg-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.6);
    /* Lighter overlay as requested */
    z-index: 2;
}

.relative-z2 {
    position: relative;
    z-index: 2;
}

.ethereal-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.flex-center-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
}

.concept-intro {
    width: 100%;
    max-width: 900px;
    margin: 0 auto var(--space-8);
    /* Reduced gap to cards */
    position: relative;
    padding: 0 var(--space-8);
}

.concept-intro p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.9;
    font-weight: 300;
    letter-spacing: 0.8px;
    margin: 0 auto;
    text-align: center;
    /* Explicitly centered */
}

.concept-intro::before {
    content: '';
    display: block;
    width: 40px;
    height: 1px;
    background: var(--color-accent);
    margin: 0 auto var(--space-4);
}

.mystical-notes-grid {
    display: flex;
    flex-direction: column;
    /* Vertical stack as requested */
    gap: var(--space-8);
    margin: 0 auto;
    max-width: 1000px;
}

.paper-card {
    background: rgba(15, 15, 15, 0.7);
    padding: var(--space-10) var(--space-12);
    /* Generous padding for stacked layout */
    border: 1px solid rgba(212, 175, 55, 0.1);
    border-radius: 12px;
    text-align: left;
    position: relative;
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    backdrop-filter: blur(15px);
    display: grid;
    grid-template-columns: 280px 1fr;
    /* Distinct title and text areas */
    gap: var(--space-8);
    align-items: center;
    min-height: auto;
    /* Height adapts to content */
}

/* Tattoo-Style Background Silhouettes (Detailed & Realistic) */
.paper-card::before {
    content: '';
    position: absolute;
    inset: -5%;
    /* Cover more area like a tattoo */
    opacity: 0.08;
    background: currentColor;
    transition: opacity 0.8s ease, transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    mask-repeat: no-repeat;
    mask-size: 80%;
    /* Larger tattoo style */
    mask-position: center 85%;
    /* Pushed down slightly to avoid title interference */
}

/* Anatomical Brain (Realistic Line Art) */
.illumination-brain::before {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='0.5'%3E%3Cpath d='M12 22s-1-2-1-4a4 4 0 0 1 4-4c2 0 4 2 4 4s-1 4-1 4'/%3E%3Cpath d='M12 22s1-2 1-4a4 4 0 0 0-4-4c-2 0-4 2-4 4s1 4 1 4'/%3E%3Cpath d='M12 8a4 4 0 1 0 0-8 4 4 0 0 0 0 8z'/%3E%3Cpath d='M5 13a7 7 0 0 1 14 0M12 8v5M9 10l-2-2M15 10l2-2'/%3E%3Cpath d='M12 18c-3 0-5-2-5-5s2-5 5-5 5 2 5 5-2 5-5 5z'/%3E%3Cpath d='M7 13c0-3 2-5 5-5s5 2 5 5M9 13c0-2 1-3 3-3s3 1 3 3'/%3E%3C/svg%3E");
    color: #8b5cf6;
}

/* Sacred Geometry / Neural Nexus (Realistic) */
.illumination-nexus::before {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='0.3'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Ccircle cx='12' cy='12' r='6'/%3E%3Ccircle cx='12' cy='12' r='2'/%3E%3Cpath d='M12 2v20M2 12h20M4.93 4.93l14.14 14.14M4.93 19.07L19.07 4.93'/%3E%3Cpath d='M12 12l8-8M12 12l-8 8M12 12l8 8M12 12l-8-8'/%3E%3C/svg%3E");
    color: #d4af37;
}

/* Ancient Scroll / Engraving (Realistic) */
.illumination-scroll::before {
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='0.4'%3E%3Cpath d='M4 4h16v16H4z'/%3E%3Cpath d='M4 8h16M4 12h16M4 16h16M8 4v16M12 4v16M16 4v16'/%3E%3Cpath d='M19 17V5a2 2 0 0 0-2-2H4M8 21h12a2 2 0 0 0 2-2v-1a1 1 0 0 0-1-1H11a1 1 0 0 0-1 1v1a2 2 0 1 1-4 0V5a2 2 0 1 0-4 0v2a1 1 0 0 0 1 1h11'/%3E%3C/svg%3E");
    color: #14b8a6;
}

.paper-card:hover::before {
    opacity: 0.3;
    transform: scale(1.15) rotate(3deg);
}

.paper-card:hover {
    transform: translateY(-15px);
}

/* Illuminations & Striking Borders */
.illumination-brain {
    background: rgba(139, 92, 246, 0.05);
    border-color: rgba(139, 92, 246, 0.4);
}

.illumination-nexus {
    background: rgba(212, 175, 55, 0.05);
    border-color: rgba(212, 175, 55, 0.4);
}

.illumination-scroll {
    background: rgba(20, 184, 166, 0.05);
    border-color: rgba(20, 184, 166, 0.4);
}

.illumination-brain:hover {
    background: rgba(139, 92, 246, 0.12);
    box-shadow: 0 40px 90px rgba(139, 92, 246, 0.35);
    border-color: #a78bfa;
}

.illumination-nexus:hover {
    background: rgba(212, 175, 55, 0.12);
    box-shadow: 0 40px 90px rgba(212, 175, 55, 0.35);
    border-color: #f7d774;
    /* Brighter gold on hover */
}

.illumination-scroll:hover {
    background: rgba(20, 184, 166, 0.12);
    box-shadow: 0 40px 90px rgba(20, 184, 166, 0.35);
    border-color: #2dd4bf;
}

.paper-card h3 {
    color: #ffffff;
    font-size: 1.8rem;
    /* Slightly larger */
    margin-bottom: var(--space-4);
    font-family: var(--font-heading);
    letter-spacing: -0.5px;
    z-index: 2;
}

.paper-card p {
    color: rgba(255, 255, 255, 0.85);
    /* Improved contrast */
    line-height: 1.8;
    font-size: 1.15rem;
    z-index: 2;
}

.card-icon {
    margin-bottom: var(--space-6);
    display: inline-flex;
    padding: var(--space-3);
    border-radius: 12px;
    background: rgba(212, 175, 55, 0.05);
}

.illumination-brain .card-icon {
    color: #8b5cf6;
    background: rgba(139, 92, 246, 0.05);
}

.illumination-nexus .card-icon {
    color: #d4af37;
    background: rgba(212, 175, 55, 0.05);
}

.illumination-scroll .card-icon {
    color: #14b8a6;
    background: rgba(20, 184, 166, 0.05);
}

.card-icon svg {
    width: 38px;
    height: 38px;
}

.highlight-box {
    border-left: 4px solid var(--color-accent);
    padding-left: var(--space-6);
    background: rgba(255, 255, 255, 0.03);
    padding: var(--space-8);
    border-radius: 4px;
}

.ethereal-background {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 140%;
    height: 140%;
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
}

.subconscious-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent-soft) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    filter: blur(80px);
    opacity: 0.5;
    animation: pulseGlow 10s infinite alternate;
}

@keyframes pulseGlow {
    0% {
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }

    100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* Specific Zoom-out Blur transition for this section */
.section-concept .reveal {
    opacity: 0;
    filter: blur(40px);
    transform: scale(1.4);
    transition: opacity 1.5s cubic-bezier(0.22, 1, 0.36, 1),
        filter 1.5s cubic-bezier(0.22, 1, 0.36, 1),
        transform 1.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Elegant Transition Spacer */
.elegant-spacer {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 800px;
    margin: var(--space-8) auto;
    position: relative;
    z-index: 5;
}

.spacer-line {
    flex-grow: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.3), transparent);
}

.spacer-image {
    max-width: 80px;
    height: auto;
    margin: 0 var(--space-6);
    opacity: 0.8;
    filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.2));
}

.section-concept .reveal.active {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
}

.ethereal-title {
    font-size: clamp(3rem, 8vw, 5rem);
    line-height: 1;
    margin-bottom: var(--space-4);
    letter-spacing: -2px;
}

.ethereal-title span {
    display: block;
    color: var(--color-accent);
    font-family: var(--font-heading);
    font-style: italic;
    font-weight: 400;
}

.concept-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
    text-align: left;
}

.premium-p {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--color-text-dim);
    position: relative;
}

.concept-footer {
    margin-top: var(--space-8);
}

.ethereal-quote {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-accent);
    letter-spacing: 1px;
    animation: etherealGlow 4s infinite alternate ease-in-out;
}

@keyframes etherealGlow {
    0% {
        opacity: 0.7;
        text-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
    }

    100% {
        opacity: 1;
        text-shadow: 0 0 40px rgba(212, 175, 55, 1), 0 0 20px rgba(212, 175, 55, 0.8), 0 0 10px #ffffff;
    }
}

@media (max-width: 768px) {
    .concept-body {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .ethereal-title {
        font-size: 3rem;
    }
}

/* Usage Section Redesign */
.section-usage {
    position: relative;
    padding: var(--space-20) 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.usage-bg-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: #000;
}

.usage-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 0.55;
    filter: brightness(0.8);
}

/* Overlay removed as requested to show raw image */

.usage-header {
    text-align: center;
    margin: 0 auto var(--space-12);
    width: 100%;
    max-width: 700px;
    z-index: 5;
}

.usage-header h2 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: var(--space-2);
}

.premium-p-small {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
    letter-spacing: 1px;
    margin-bottom: var(--space-8);
}

/* Repositioned Infographics Styles */
.usage-header .usage-infographics {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    margin: var(--space-6) 0;
}

.usage-header .info-node {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.usage-header .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.usage-header .label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-dim);
}

.usage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin: 0 auto;
    max-width: 1400px;
    padding: 0 var(--space-4);
    position: relative;
    z-index: 3;
}

/* Fine-tuning alignment with photo pendulums */
@media (min-width: 1200px) {
    .usage-grid {
        gap: var(--space-10);
    }
}

/* Fine-tuning alignment with photo pendulums */
@media (min-width: 1200px) {
    .usage-grid {
        gap: 160px;
        /* Precise spacing to hit image focal points */
    }
}

.usage-step-glass {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-6);
    border-radius: 20px;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
    text-align: left;
    min-height: auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.usage-step-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.usage-step-glass:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.usage-step-glass:hover::before {
    opacity: 1;
}

.step-icon-wrap {
    margin-bottom: var(--space-4);
    display: flex;
    justify-content: flex-start;
}

.step-number-modern {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.3);
    line-height: 1;
    position: relative;
}

.usage-step-glass:hover .step-number-modern {
    color: var(--color-accent);
    -webkit-text-stroke: 1px var(--color-accent);
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.usage-step-glass h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
    color: #fff;
}

.usage-step-glass p {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.6;
    font-size: 0.9rem;
    /* Slightly smaller text */
}

.usage-step-glass .expanded-info {
    margin-top: var(--space-3);
    font-size: 0.8rem;
    color: var(--color-text-dim);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: var(--space-3);
}

/* Infographic Elements */
.usage-infographics {
    display: flex;
    justify-content: center;
    gap: var(--space-12);
    margin-top: var(--space-12);
    flex-wrap: wrap;
    position: relative;
    z-index: 4;
}

.info-node {
    text-align: center;
    min-width: 154px;
}

.info-node .value {
    display: block;
    font-family: var(--font-heading);
    color: var(--color-accent);
    font-size: 1.8rem;
    font-weight: 700;
}

.info-node .label {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-dim);
    margin-top: var(--space-1);
}

/* Atmospheric Particles */
.usage-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
}

.u-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    animation: floatingOrb 20s infinite alternate ease-in-out;
}

.u-orb-1 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--color-accent-soft), transparent);
    top: 10%;
    left: -10%;
}

.u-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3), transparent);
    bottom: -10%;
    right: -10%;
    animation-delay: -5s;
}

.u-orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.15), transparent);
    top: 40%;
    right: 20%;
    animation-delay: -10s;
}

.u-rune {
    position: absolute;
    color: var(--color-accent);
    opacity: 0.2;
    font-size: 1.5rem;
    pointer-events: none;
    z-index: 2;
    animation: pulseRune 8s infinite alternate ease-in-out;
}

.u-rune-1 {
    top: 15%;
    left: 10%;
}

.u-rune-2 {
    bottom: 20%;
    right: 15%;
    animation-delay: -4s;
}

@keyframes pulseRune {
    0% {
        transform: scale(1) rotate(0deg);
        opacity: 0.1;
    }

    100% {
        transform: scale(1.2) rotate(15deg);
        opacity: 0.3;
    }
}

/* Energy Pulse SVG Animation */
.usage-svg-anim {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
    opacity: 0.3;
}

.energy-ring {
    stroke: var(--color-accent);
    stroke-width: 0.5;
    fill: none;
    transform-origin: center;
    animation: pulseRing 10s infinite ease-in-out;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }

    50% {
        transform: scale(1);
        opacity: 0.5;
    }

    100% {
        transform: scale(1.2);
        opacity: 0;
    }
}

@keyframes floatingOrb {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(50px, 30px) scale(1.1);
        opacity: 0.5;
    }

    100% {
        transform: translate(-20px, 60px) scale(0.9);
        opacity: 0.3;
    }
}

/* Golden Rule */
.golden-rule {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-6);
    background: linear-gradient(135deg, var(--color-surface) 0%, #1a1505 100%);
    border: 1px solid var(--color-accent);
    border-radius: 8px;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
}

.rule-icon {
    font-size: 2.5rem;
}

.rule-content h3 {
    color: var(--color-accent);
    margin-bottom: var(--space-1);
}

.rule-content p {
    font-size: 1.1rem;
}

/* Authority V2 Redesign */
.section-authority {
    padding: var(--space-10) 0;
    margin-top: var(--space-2);
    margin-bottom: var(--space-10);
    position: relative;
    background: radial-gradient(circle at 10% 30%, rgba(212, 175, 55, 0.05) 0%, transparent 60%);
    overflow: hidden;
}

.authority-premium-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    /* More space for the portrait */
    gap: var(--space-16);
    align-items: center;
    padding-top: var(--space-12);
}

/* Persona & Image */
.persona-image-wrapper {
    position: relative;
    padding: 0;
}

.javier-portrait-container {
    width: 100%;
    aspect-ratio: 4/4.5;
    background: radial-gradient(circle at 50% 50%, #1a1a1a 0%, #000 100%);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.javier-portrait {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    z-index: 2;
    position: relative;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.9));
}

.aura-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 40%, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    z-index: 1;
    pointer-events: none;
}

.authority-actions {
    margin-top: var(--space-8);
    display: flex;
    justify-content: center;
}

.btn-info {
    padding: var(--space-4) var(--space-10);
    font-size: 1.1rem;
    background: linear-gradient(135deg, var(--color-accent) 0%, #9c7b2a 100%);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.2);
    border-radius: 50px;
    /* Elegant pill shape */
    color: #000;
}

.btn-info:hover {
    transform: scale(1.05) translateY(-3px);
    background: #fff;
    box-shadow: 0 20px 50px rgba(255, 255, 255, 0.2);
}


.persona-badge {
    position: absolute;
    bottom: var(--space-12);
    left: -30px;
    background: var(--color-accent);
    color: #000;
    padding: var(--space-5) var(--space-8);
    border-radius: 4px;
    font-weight: 900;
    line-height: 1;
    z-index: 3;
    box-shadow: 25px 25px 50px rgba(0, 0, 0, 0.5);
    transform: rotate(-2deg);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.badge-year {
    display: block;
    font-size: 0.8rem;
    opacity: 0.8;
}

.badge-text {
    display: block;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

/* Stats Infographic */
.authority-stats {
    margin-top: var(--space-8);
    display: grid;
    gap: var(--space-4);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.stat-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-dim);
}

.stat-bar-bg {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent-soft), var(--color-accent));
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
    width: 0;
    /* Starting point for animation */
    transition: width 2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active .stat-bar-fill {
    /* Triggered when section is revealed */
    width: var(--final-width);
}

/* Info & Accolades */
.authority-info h2 {
    font-size: 4.5rem;
    margin-bottom: var(--space-4);
    line-height: 0.85;
    letter-spacing: -2px;
    font-weight: 900;
    background: linear-gradient(to bottom, #fff 40%, rgba(255, 255, 255, 0.4));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title-divider {
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    margin-bottom: var(--space-8);
}

.authority-description p {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--color-text-dim);
    margin-bottom: var(--space-6);
    font-weight: 300;
}

.awards-minimal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-top: var(--space-12);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: var(--space-12);
}

.award-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
}

.award-icon-box svg {
    width: 36px;
    height: 36px;
    fill: var(--color-accent);
    filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.3));
}

.award-content h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 4px;
    font-weight: 700;
}

.award-content p {
    font-size: 0.85rem;
    color: var(--color-accent);
    letter-spacing: 1px;
    margin-bottom: 8px;
    opacity: 0.9;
}

.award-content .award-desc {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    line-height: 1.6;
    font-weight: 300;
}

.bg-nodes-container {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

@media (max-width: 992px) {
    .authority-premium-grid {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .authority-info h2 {
        font-size: 3rem;
    }

    .awards-minimal-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
}

.credentials {
    list-style: none;
    margin-bottom: var(--space-4);
}

.credentials li {
    margin-bottom: var(--space-2);
    position: relative;
    padding-left: var(--space-3);
    color: var(--color-text-dim);
}

.credentials li::before {
    content: '•';
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

.medal-badge {
    aspect-ratio: 1;
    background: linear-gradient(135deg, #1a1a1a 0%, #000 100%);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-4);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--color-accent);
    max-width: 250px;
    margin: 0 auto;
    box-shadow: 0 0 50px rgba(212, 175, 55, 0.1);
}

/* Catalog Section */
.section-catalog {
    padding: var(--space-20) 0;
    /* Reduced for minimalist elegance */
}

.catalog-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.catalog-header h2 {
    font-size: 3.5rem;
}

/* Catalog V2 - Premium Artifacts */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-12);
}

.catalog-item-premium {
    background: linear-gradient(180deg, #111 0%, #080808 100%);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.catalog-item-premium:hover {
    transform: translateY(-10px);
    border-color: var(--color-accent-soft);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.product-visual {
    position: relative;
    height: 380px;
    background: #000;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-visual img {
    position: absolute;
    width: 85%;
    height: 85%;
    object-fit: contain;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.visual-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 30%, rgba(0, 0, 0, 0.6) 100%);
    pointer-events: none;
}

.img-opened {
    opacity: 0;
    transform: scale(0.9);
}

.catalog-item-premium:hover .img-closed {
    opacity: 0;
    transform: scale(1.1);
}

.catalog-item-premium:hover .img-opened {
    opacity: 1;
    transform: scale(1.05);
}

.product-details {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    gap: var(--space-6);
    background: rgba(0, 0, 0, 0.3);
}

.item-id {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-accent);
    opacity: 0.5;
    letter-spacing: 2px;
}

.product-main h3 {
    font-size: 1.5rem;
    margin: var(--space-1) 0;
    font-weight: 600;
}

.product-desc {
    color: var(--color-text-dim);
    font-size: 0.9rem;
    line-height: 1.6;
}

.product-specs {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: var(--space-4);
    display: grid;
    gap: var(--space-2);
}

.spec {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
}

.spec-label {
    color: rgba(255, 255, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.spec-value {
    color: var(--color-text);
    font-weight: 500;
}

.product-action {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: auto;
}

.btn-artifact-buy {
    background: var(--color-accent);
    color: #000;
    border: none;
    padding: var(--space-4);
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-artifact-buy:hover {
    background: #fff;
    transform: scale(1.02);
}

/* Premium Minimalist Footer */
.footer {
    padding-top: var(--space-12);
    padding-bottom: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: var(--space-12);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-10);
    flex-wrap: wrap;
    gap: var(--space-6);
}

.footer-brand-minimal {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    object-fit: cover;
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-text);
}

.footer-bubbles {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
    justify-content: center;
}

.fbubble {
    padding: var(--space-1) var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--color-text-dim);
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    cursor: default;
}

.fbubble:hover {
    background: rgba(212, 175, 55, 0.1);
    border-color: rgba(212, 175, 55, 0.3);
    color: var(--color-accent);
}

.footer-newsletter {
    flex-grow: 1;
    max-width: 400px;
}

.footer-newsletter p {
    font-size: 0.8rem;
    color: var(--color-text-dim);
    margin-bottom: var(--space-2);
}

.newsletter-form {
    display: flex;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-smooth);
}

.newsletter-form:focus-within {
    border-bottom-color: var(--color-accent);
}

.newsletter-input {
    background: transparent;
    border: none;
    color: var(--color-text);
    padding: var(--space-2) 0;
    width: 100%;
    outline: none;
    font-size: 0.9rem;
    font-family: var(--font-body);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.newsletter-btn {
    background: transparent;
    border: none;
    color: var(--color-accent);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 var(--space-2);
    transition: var(--transition-smooth);
}

.newsletter-btn:hover {
    transform: translateX(4px);
    color: #fff;
}

.footer-bottom-minimal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-nav {
    display: flex;
    gap: var(--space-6);
}

.footer-nav a {
    color: var(--color-text-dim);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-smooth);
}

.footer-nav a:hover {
    color: var(--color-text);
}

.footer-social {
    display: flex;
    gap: var(--space-4);
}

.footer-social a {
    color: var(--color-text-dim);
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-social a:hover {
    color: var(--color-accent);
    transform: translateY(-2px);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.75rem;
    width: 100%;
    margin-top: var(--space-4);
    text-align: center;
}

@media (max-width: 768px) {
    .concept-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .usage-grid {
        grid-template-columns: 1fr;
    }

    .golden-rule {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 992px) {
    .navbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .mobile-menu-toggle {
        display: flex;
        margin: 0;
    }

    .nav-brand {
        margin: 0;
        position: static;
        transform: none;
    }

    .nav-links-centered,
    .nav-cta a {
        display: none;
    }

    .nav-cta {
        display: flex;
        margin-left: 0;
        gap: var(--space-2);
    }

    .navbar.mobile-menu-active {
        background: rgba(10, 10, 10, 0.98);
        height: 100vh;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }

    .navbar.mobile-menu-active .nav-brand {
        position: absolute;
        top: var(--space-6);
        left: var(--space-6);
    }

    .navbar.mobile-menu-active .mobile-menu-toggle {
        position: absolute;
        top: var(--space-8);
        right: var(--space-6);
        margin: 0;
    }

    .navbar.mobile-menu-active .nav-links-centered {
        display: flex;
        flex-direction: column;
        gap: var(--space-8);
        text-align: center;
        margin-bottom: var(--space-12);
    }

    .navbar.mobile-menu-active .nav-links-centered a {
        font-size: 1.5rem;
    }

    .navbar.mobile-menu-active .nav-cta {
        display: flex;
        flex-direction: column;
        gap: var(--space-4);
        margin-left: 0;
        width: 80%;
    }

    .navbar.mobile-menu-active .nav-cta .btn-small {
        margin: 0;
        padding: var(--space-3) var(--space-4);
        font-size: 1rem;
    }

    .navbar.mobile-menu-active .mobile-menu-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar.mobile-menu-active .mobile-menu-toggle span:nth-child(2) {
        opacity: 0;
    }

    .navbar.mobile-menu-active .mobile-menu-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Typography & Spacing Fixes */
    .hero-content {
        margin-top: 5vh;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1rem;
        padding: 0 var(--space-4);
    }

    .ethereal-title {
        font-size: 2.5rem;
    }

    .concept-intro p {
        font-size: 0.95rem;
        line-height: 1.4;
        margin-bottom: var(--space-4);
        padding: 0 var(--space-2);
    }

    /* Badge size and position fix */
    .persona-badge {
        bottom: var(--space-4);
        left: 50%;
        transform: translateX(-50%) rotate(0deg);
        padding: var(--space-3) var(--space-6);
        text-align: center;
    }

    .persona-badge .badge-text {
        font-size: 0.9rem;
    }

    .persona-badge .badge-year {
        font-size: 0.7rem;
    }

    /* Concept & Layout Fixes */
    .paper-card {
        grid-template-columns: 1fr;
        padding: var(--space-6) var(--space-8);
        gap: var(--space-4);
    }

    .paper-card h3 {
        font-size: 1.5rem;
        text-align: center;
    }

    .paper-card p {
        font-size: 1rem;
        text-align: center;
    }

    /* Grids stacking */
    .concept-body {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .authority-premium-grid {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .catalog-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .authority-grid,
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links,
    .footer-bottom-minimal,
    .footer-nav {
        justify-content: center;
        flex-wrap: wrap;
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .footer-nav {
        gap: var(--space-4);
    }
}