@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700;800;900&family=Inter:wght@200;300;400;500;600;700;800&display=swap');

/* ==========================================================================
   DESIGN SYSTEM - VARIABLES & THEME
   ========================================================================== */
:root {
    /* Brand Color Palette */
    --color-petroleum: #000500;   /* Deepest black-green */
    --color-navy: #1B3A5B;        /* Institutional deep blue */
    --color-gold: #DBB577;        /* RZ Brand Gold */
    --color-charcoal: #3A3F45;    /* Tech grey */
    --color-cotton: #FFFBFF;      /* Clean cotton white */
    --color-sand: #F1DABF;        /* Light sand breathing color */
    --color-brown: #362417;       /* Accent dark brown */
    --color-taupe: #92817A;       /* Auxiliary taupe */
    --text-on-light-primary: #1B3A5B;
    --text-on-light-secondary: #3A3F45;
    
    /* Dynamic Lighting & Gradients */
    --gradient-gold: linear-gradient(135deg, #DBB577 0%, #F1DABF 50%, #92817A 100%);
    --gradient-dark: linear-gradient(180deg, #000500 0%, #1B3A5B 100%);
    --gradient-premium: radial-gradient(circle at 50% 50%, #1B3A5B 0%, #000500 100%);
    --gradient-text: linear-gradient(135deg, #FFFBFF 20%, #DBB577 100%);
    --gradient-light-text: linear-gradient(135deg, #1B3A5B 20%, #362417 100%);
    
    /* Shadows & Glows */
    --shadow-premium: 0 30px 60px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(219, 181, 119, 0.15);
    --shadow-btn-glow: 0 8px 25px rgba(219, 181, 119, 0.3);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, sans-serif;
    --font-secondary: 'Cinzel', Georgia, serif;
    
    /* Layout & Spacing Variables (CRITICAL FIX - restored missing variables) */
    --container-max-width: 1200px;
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2.25rem;
    --space-lg: 4.5rem;
    --space-xl: 7rem;
    
    /* Transition & Effects */
    --transition-premium: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: all 0.3s ease;
}

/* ==========================================================================
   RESET & SYSTEM BASE
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    background-color: var(--color-petroleum);
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-petroleum);
    color: var(--color-cotton);
    line-height: 1.75;
    overflow-x: hidden;
    font-weight: 300;
}

/* Scrollbar customization */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-petroleum);
}
::-webkit-scrollbar-thumb {
    background: rgba(219, 181, 119, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold);
}

/* Typography Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--color-cotton);
}

h1 {
    font-size: 3.2rem;
    font-weight: 800;
}

h2 {
    font-size: 2.4rem;
    font-weight: 700;
}

h3 {
    font-size: 1.6rem;
}

p {
    font-weight: 300;
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.05rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-premium);
}

/* ==========================================================================
   PREMIUM BACKGROUND TEXTURES & GLOWS
   ========================================================================== */
.grid-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(rgba(219, 181, 119, 0.04) 1px, transparent 1px);
    background-size: 32px 32px;
    z-index: 1;
    pointer-events: none;
}

.ambient-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.35;
}

.glow-blue {
    background-color: var(--color-navy);
    width: 500px;
    height: 500px;
    top: 10%;
    right: -10%;
}

.glow-gold {
    background-color: rgba(219, 181, 119, 0.3);
    width: 400px;
    height: 400px;
    bottom: 10%;
    left: -10%;
}

/* Text Gradient Effect */
.text-gradient-gold {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-main {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.bg-cotton .text-gradient-main,
.bg-sand .text-gradient-main {
    background: linear-gradient(135deg, #1B3A5B 20%, #362417 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.bg-cotton .text-gradient-gold,
.bg-sand .text-gradient-gold {
    background: linear-gradient(135deg, #362417 0%, #1B3A5B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Fine structural layout lines */
.structural-line {
    position: absolute;
    background-color: rgba(219, 181, 119, 0.1);
    pointer-events: none;
    z-index: 2;
}

.line-x {
    height: 1px;
    width: 100%;
    left: 0;
}

.line-y {
    width: 1px;
    height: 100%;
    top: 0;
}

/* ==========================================================================
   LAYOUT STRUCTURE
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--space-md);
    position: relative;
    z-index: 5;
}

section {
    padding: var(--space-xl) 0;
    position: relative;
    overflow: hidden;
}

.bg-petroleum {
    background-color: var(--color-petroleum);
    color: var(--color-cotton);
}

.bg-navy {
    background: linear-gradient(135deg, #0b1c2e 0%, #1B3A5B 100%);
    color: var(--color-cotton);
}

.bg-cotton {
    background-color: var(--color-cotton);
    color: #111111;
}

.bg-cotton p {
    color: var(--color-charcoal);
}

.bg-cotton h2, .bg-cotton h3 {
    color: var(--color-navy);
}

.bg-sand {
    background-color: var(--color-sand);
    color: #111111;
}

.bg-sand p {
    color: var(--color-charcoal);
}

.bg-sand h2, .bg-sand h3 {
    color: var(--color-navy);
}

/* ==========================================================================
   NAVIGATION / HEADER
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(0, 5, 0, 0.2);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: var(--transition-premium);
}

.site-header.scrolled {
    background-color: rgba(0, 5, 0, 0.9);
    box-shadow: var(--shadow-premium);
    border-bottom: 1px solid rgba(219, 181, 119, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    padding: 0 var(--space-md);
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-svg {
    height: 44px;
    transition: var(--transition-premium);
}

.logo-link:hover .logo-svg {
    transform: rotate(10deg) scale(1.05);
}

.logo-text {
    font-family: var(--font-secondary);
    font-weight: 800;
    font-size: 1.35rem;
    color: var(--color-cotton);
    letter-spacing: 0.15em;
    line-height: 1;
}

.logo-text span {
    color: var(--color-gold);
    font-weight: 400;
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
}

.nav-menu li {
    margin-left: 1.5rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
    padding: 0.6rem 0;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--color-gold);
    transition: var(--transition-premium);
}

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

.nav-link:hover::after {
    width: 60%;
}

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

.nav-link.active::after {
    width: 60%;
}

/* Mobile Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.hamburger-line {
    display: block;
    width: 26px;
    height: 2px;
    background-color: var(--color-cotton);
    margin: 6px auto;
    transition: var(--transition-premium);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border-radius: 0;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 5;
    transition: var(--transition-premium);
    gap: 0.6rem;
    white-space: nowrap;
}

/* Primary Button on Dark */
.btn-primary-dark {
    background-color: var(--color-gold);
    color: var(--color-petroleum);
    box-shadow: var(--shadow-btn-glow);
}

.btn-primary-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: 0.6s;
    z-index: -1;
}

.btn-primary-dark:hover {
    background-color: var(--color-sand);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(219, 181, 119, 0.45);
}

.btn-primary-dark:hover::before {
    left: 100%;
}

/* Primary Button on Light */
.btn-primary-light {
    background-color: var(--color-navy);
    color: var(--color-cotton);
}

.btn-primary-light:hover {
    background-color: var(--color-gold);
    color: var(--color-petroleum);
    transform: translateY(-3px);
    box-shadow: var(--shadow-btn-glow);
}

/* Secondary Outline Button */
.btn-secondary {
    background-color: transparent;
    border: 1px solid rgba(219, 181, 119, 0.5);
    color: var(--color-gold);
}

.btn-secondary:hover {
    border-color: var(--color-gold);
    background-color: rgba(219, 181, 119, 0.05);
    color: var(--color-cotton);
    transform: translateY(-3px);
}

/* WhatsApp Button */
.btn-whatsapp {
    background-color: #128C7E;
    color: white;
}

.btn-whatsapp:hover {
    background-color: #075E54;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(18, 140, 126, 0.4);
}

.btn-whatsapp-outline {
    background-color: transparent;
    border: 1px solid #128C7E;
    color: #128C7E;
}

.btn-whatsapp-outline:hover {
    background-color: #128C7E;
    color: white;
    transform: translateY(-3px);
}

/* Navigation button specific */
.btn-nav {
    padding: 0.6rem 1.5rem;
    font-size: 0.75rem;
    font-weight: 800;
    box-shadow: none;
}

/* ==========================================================================
   COMPONENTS - HERO SECTIONS
   ========================================================================== */
.hero {
    min-height: 90vh;
    padding-top: 170px; /* Vertical spacing to center content naturally */
    padding-bottom: var(--space-xl);
    position: relative;
    border-bottom: 1px solid rgba(219, 181, 119, 0.1);
    display: block; /* CRITICAL FIX: Changed from flex to block to prevent absolute children from breaking normal container flow */
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-gold);
    letter-spacing: 0.3em;
    margin-bottom: var(--space-sm);
    display: inline-block;
    position: relative;
    padding-left: 30px;
}

.hero-eyebrow::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 1px;
    background-color: var(--color-gold);
}

.hero-title {
    font-size: 3.2rem;
    line-height: 1.15;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.8);
    font-weight: 300;
}

.hero-bullets {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.hero-bullets li {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    font-size: 1rem;
    margin-bottom: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-bullets li svg {
    color: var(--color-gold);
    flex-shrink: 0;
    margin-top: 4px;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual::after {
    content: '';
    position: absolute;
    top: -15px;
    right: -15px;
    bottom: 15px;
    left: 15px;
    border: 1px solid rgba(219, 181, 119, 0.2);
    z-index: 1;
    pointer-events: none;
}

.hero-img {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-premium);
    position: relative;
    z-index: 2;
}

.hero-video-trigger {
    width: 100%;
    position: relative;
    cursor: pointer;
    border: 1px solid rgba(219, 181, 119, 0.2);
    box-shadow: var(--shadow-premium);
    overflow: hidden;
    z-index: 2;
}

.hero-video-trigger img {
    width: 100%;
    display: block;
    transition: var(--transition-premium);
}

.hero-video-trigger:hover img {
    transform: scale(1.05);
}

.play-icon-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    background-color: rgba(0, 5, 0, 0.85);
    border: 1px solid var(--color-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    transition: var(--transition-premium);
    box-shadow: var(--shadow-glow);
}

.play-icon-center::after {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    bottom: -8px;
    right: -8px;
    border: 1px solid rgba(219, 181, 119, 0.3);
    border-radius: 50%;
    animation: pulsate 2s infinite;
}

.hero-video-trigger:hover .play-icon-center {
    background-color: var(--color-gold);
    transform: translate(-50%, -50%) scale(1.08);
    box-shadow: 0 0 50px rgba(219, 181, 119, 0.5);
}

.hero-video-trigger:hover .play-icon-center svg {
    fill: var(--color-petroleum);
}

@keyframes pulsate {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.2); opacity: 0; }
}

/* ==========================================================================
   COMPONENTS - CARDS & GLASSMORPHISM
   ========================================================================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); /* Adjusted to better fit different viewport scales */
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.card {
    background: rgba(27, 58, 91, 0.5); /* CRITICAL FIX: Increased background visibility on navy backgrounds */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(219, 181, 119, 0.25); /* CRITICAL FIX: Increased border opacity */
    padding: var(--space-md);
    transition: var(--transition-premium);
    display: flex;
    flex-direction: column;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-gold);
    transition: var(--transition-premium);
}

.card:hover {
    border-color: rgba(219, 181, 119, 0.6);
    background: rgba(27, 58, 91, 0.7);
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium), var(--shadow-glow);
}

.card:hover::before {
    width: 100%;
}

.card-number {
    font-family: var(--font-secondary);
    font-size: 2.2rem;
    font-weight: 800;
    color: rgba(219, 181, 119, 0.25); /* Restored readability */
    position: absolute;
    top: 15px;
    right: 20px;
    line-height: 1;
}

.card-title {
    font-size: 1.35rem;
    margin-bottom: var(--space-sm);
    padding-right: 40px;
    color: var(--color-cotton);
}

.card-content {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
    flex-grow: 1;
}

/* ==========================================================================
   COMPONENTS - PRICING TIERS
   ========================================================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-lg);
    align-items: stretch;
}

.pricing-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: var(--space-lg) var(--space-md);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition-premium);
}

.pricing-card:hover {
    border-color: rgba(219, 181, 119, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-premium);
}

.pricing-card.featured {
    background: radial-gradient(circle at 50% 0%, rgba(27, 58, 91, 0.6) 0%, rgba(0, 5, 0, 0.8) 100%);
    border: 2px solid var(--color-gold);
    box-shadow: var(--shadow-premium), var(--shadow-glow);
    transform: scale(1.03);
    z-index: 5;
}

.pricing-card.featured:hover {
    transform: scale(1.03) translateY(-5px);
    box-shadow: var(--shadow-premium), 0 0 50px rgba(219, 181, 119, 0.3);
}

.pricing-card-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.pricing-card-tagline {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
    font-weight: 600;
}

.pricing-card-price-box {
    margin-bottom: var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: var(--space-md);
}

.price-main {
    font-family: var(--font-secondary);
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--color-cotton);
    display: block;
    line-height: 1.1;
}

.price-sub {
    font-size: 0.85rem;
    color: var(--color-taupe);
    margin-top: 0.4rem;
}

.pricing-card.featured .price-sub {
    color: rgba(255, 255, 255, 0.7);
}

.pricing-card-bullets {
    list-style: none;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.pricing-card-bullets li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.85);
}

.pricing-card-bullets svg {
    color: var(--color-gold);
    flex-shrink: 0;
    margin-top: 4px;
}

/* ==========================================================================
   COMPONENTS - INTERACTIVE FAQ ACCORDION
   ========================================================================== */
.faq-accordion {
    max-width: 850px;
    margin: var(--space-lg) auto 0;
}

.faq-item {
    border-bottom: 1px solid rgba(219, 181, 119, 0.1);
    padding: 1.5rem 0;
    transition: var(--transition-smooth);
}

.faq-trigger {
    width: 100%;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--color-cotton);
    padding: 0.5rem 0;
}

.faq-icon {
    font-size: 1.4rem;
    color: var(--color-gold);
    transition: var(--transition-premium);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid rgba(219, 181, 119, 0.2);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    background-color: var(--color-gold);
    color: var(--color-petroleum);
    border-color: var(--color-gold);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.active .faq-content {
    max-height: 1000px;
}

.faq-answer {
    padding: 1.25rem 0 0.5rem;
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
}

.bg-cotton .faq-trigger,
.bg-sand .faq-trigger {
    color: var(--color-navy);
}

.bg-cotton .faq-answer,
.bg-sand .faq-answer {
    color: var(--color-charcoal);
}

.bg-cotton .faq-item,
.bg-sand .faq-item {
    border-bottom: 1px solid rgba(27, 58, 91, 0.12);
}

.bg-cotton .faq-icon,
.bg-sand .faq-icon {
    border-color: rgba(27, 58, 91, 0.2);
    color: var(--color-navy);
}

.bg-cotton .faq-item.active .faq-icon,
.bg-sand .faq-item.active .faq-icon {
    background-color: var(--color-navy);
    color: var(--color-cotton);
    border-color: var(--color-navy);
}

/* ==========================================================================
   COMPONENTS - EXECUTIVE TABS (CRONOGRAMA)
   ========================================================================== */
.tabs-container {
    max-width: 1000px;
    margin: var(--space-lg) auto 0;
}

.tabs-nav {
    display: flex;
    border: 1px solid rgba(219, 181, 119, 0.2);
    margin-bottom: var(--space-lg);
    justify-content: center;
    background-color: rgba(0, 5, 0, 0.5);
    backdrop-filter: blur(10px);
}

.tab-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    padding: 1.25rem 2.5rem;
    cursor: pointer;
    flex-grow: 1;
    text-align: center;
    position: relative;
    transition: var(--transition-premium);
}

.tab-btn:hover {
    color: var(--color-gold);
    background-color: rgba(219, 181, 119, 0.03);
}

.tab-btn.active {
    color: var(--color-petroleum);
    background-color: var(--color-gold);
}

.tab-content {
    display: none;
    animation: premiumFade 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-content.active {
    display: block;
}

@keyframes premiumFade {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.curriculum-module {
    background-color: rgba(27, 58, 91, 0.15);
    border: 1px solid rgba(219, 181, 119, 0.1);
    margin-bottom: var(--space-sm);
    padding: 1.25rem 1.75rem;
    transition: var(--transition-premium);
}

.curriculum-module:hover {
    border-color: var(--color-gold);
    background-color: rgba(27, 58, 91, 0.25);
}

.curriculum-module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.curriculum-module-title {
    font-family: var(--font-secondary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-cotton);
}

.curriculum-module-list {
    list-style: none;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(219, 181, 119, 0.1);
    margin-top: 1rem;
    display: none;
}

.curriculum-module.active .curriculum-module-list {
    display: block;
}

.curriculum-module-list li {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.6rem;
    padding-left: 1.25rem;
    position: relative;
}

.curriculum-module-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    background-color: var(--color-gold);
}

/* ==========================================================================
   COMPONENTS - STICKY CTA BAR (MOBILE)
   ========================================================================== */
.sticky-cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 5, 0, 0.95);
    border-top: 1px solid var(--color-gold);
    box-shadow: 0 -10px 40px rgba(0,0,0,0.6);
    z-index: 999;
    padding: 1rem var(--space-md);
    display: none;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.sticky-info {
    display: flex;
    flex-direction: column;
}

.sticky-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    font-weight: 700;
}

.sticky-value {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--color-cotton);
    font-family: var(--font-secondary);
}

/* ==========================================================================
   PODCAST HUB & BLOG GRID
   ========================================================================== */
.content-grid {
    display: grid;
    grid-template-columns: 3fr 1.1fr;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

.filter-sidebar {
    background: rgba(27, 58, 91, 0.15);
    border: 1px solid rgba(219, 181, 119, 0.1);
    padding: var(--space-md);
    height: fit-content;
}

.filter-title {
    font-family: var(--font-secondary);
    font-size: 1.2rem;
    color: var(--color-gold);
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid rgba(219, 181, 119, 0.1);
    padding-bottom: 0.6rem;
}

.filter-list {
    list-style: none;
}

.filter-item {
    margin-bottom: 0.6rem;
}

.filter-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.65);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-premium);
    width: 100%;
    text-align: left;
}

.filter-btn:hover, .filter-btn.active {
    color: var(--color-gold);
    padding-left: 8px;
    font-weight: 600;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.article-card {
    background: rgba(27, 58, 91, 0.12);
    border: 1px solid rgba(219, 181, 119, 0.1);
    display: flex;
    flex-direction: column;
    transition: var(--transition-premium);
}

.article-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-5px);
    box-shadow: var(--shadow-premium);
}

.article-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid rgba(219, 181, 119, 0.1);
}

.article-body {
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.article-meta {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    font-weight: 700;
    margin-bottom: 0.6rem;
}

.article-title {
    font-family: var(--font-secondary);
    font-size: 1.35rem;
    margin-bottom: 0.6rem;
    color: var(--color-cotton);
}

.article-excerpt {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-md);
    flex-grow: 1;
}

/* ==========================================================================
   MODAL / LIGHTBOX
   ========================================================================== */
.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 5, 0, 0.96);
    z-index: 2000;
    display: none;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.video-modal.active {
    display: flex;
    opacity: 1;
}

.video-modal-container {
    width: 90%;
    max-width: 960px;
    aspect-ratio: 16/9;
    background-color: var(--color-petroleum);
    border: 1px solid var(--color-gold);
    position: relative;
    box-shadow: 0 0 80px rgba(219, 181, 119, 0.3);
}

.video-modal-close {
    position: absolute;
    top: -45px;
    right: 0;
    background: none;
    border: none;
    color: var(--color-cotton);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.video-modal-close:hover {
    color: var(--color-gold);
    transform: rotate(90deg);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    background-color: var(--color-petroleum);
    border-top: 1px solid rgba(219, 181, 119, 0.1);
    padding: var(--space-xl) 0 var(--space-md);
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.footer-brand-title {
    font-family: var(--font-secondary);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-cotton);
    margin-bottom: var(--space-xs);
    letter-spacing: 0.1em;
}

.footer-brand-title span {
    color: var(--color-gold);
}

.footer-desc {
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.footer-title {
    font-family: var(--font-secondary);
    font-size: 1rem;
    text-transform: uppercase;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    margin-bottom: var(--space-md);
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 1px;
    background-color: var(--color-gold);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
}

.footer-links a:hover {
    color: var(--color-gold);
    padding-left: 6px;
}

.footer-disclaimer {
    border-top: 1px solid rgba(219, 181, 119, 0.1);
    padding-top: var(--space-md);
    color: var(--color-taupe);
    font-size: 0.75rem;
    line-height: 1.6;
    text-align: center;
}

/* ==========================================================================
   INTERACTIVE GRAPHICS & UTILITIES
   ========================================================================== */
.section-title {
    font-family: var(--font-secondary);
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-xs);
}

.section-subtitle {
    text-align: center;
    font-size: 1.15rem;
    max-width: 650px;
    margin: 0 auto var(--space-lg);
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
}

.bg-cotton .section-subtitle,
.bg-sand .section-subtitle {
    color: var(--color-charcoal);
}

.text-gold {
    color: var(--color-gold) !important;
}

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

.mt-md {
    margin-top: var(--space-md);
}

.mt-lg {
    margin-top: var(--space-lg);
}

/* Elegant horizontal process tracker */
.process-tracker-wrapper {
    overflow-x: auto;
    padding: 2.5rem 0;
    margin: 2rem auto;
    width: 100%;
}

.process-tracker {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    width: 100%;
    min-width: 900px;
    padding: 0 1rem;
    list-style: none;
}

/* Background line connecting all steps */
.process-tracker::before {
    content: '';
    position: absolute;
    top: 25px; /* Half of circle height (50px / 2) */
    left: 4%;
    right: 4%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-navy) 0%, var(--color-gold) 50%, var(--color-navy) 100%);
    z-index: 1;
    border-radius: 2px;
}

/* Individual process step */
.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    flex: 1;
    cursor: pointer;
}

/* Step node (circle) */
.process-step .step-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-navy);
    border: 2px solid var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-gold);
    box-shadow: 0 4px 15px rgba(27, 58, 91, 0.15), var(--shadow-subtle);
    transition: var(--transition-premium);
}

/* Step title */
.process-step .step-title {
    margin-top: 1.25rem;
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-navy);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-align: center;
    transition: var(--transition-premium);
    white-space: nowrap;
}

/* Hover micro-interactions */
.process-step:hover .step-icon {
    background: var(--color-gold);
    color: var(--color-petroleum);
    transform: scale(1.18);
    box-shadow: 0 0 30px rgba(219, 181, 119, 0.6);
    border-color: var(--color-cotton);
}

.process-step:hover .step-title {
    color: var(--color-gold);
    transform: translateY(2px);
    text-shadow: 0 0 10px rgba(219, 181, 119, 0.4);
}

/* Checklists */
.checklist {
    list-style: none;
    margin-bottom: var(--space-md);
}

.checklist li {
    position: relative;
    padding-left: 2.25rem;
    margin-bottom: 0.9rem;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.checklist li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 4px;
    width: 18px;
    height: 18px;
    background-color: rgba(219, 181, 119, 0.15);
    border: 1px solid rgba(219, 181, 119, 0.5);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    font-weight: 800;
    font-size: 0.75rem;
}

.bg-cotton .checklist li,
.bg-sand .checklist li {
    color: var(--color-charcoal);
}

.checklist-cross li::before {
    content: '✕';
    background-color: rgba(255, 95, 95, 0.15);
    border-color: rgba(255, 95, 95, 0.5);
    color: #ff5f5f;
    font-size: 0.7rem;
}

/* ==========================================================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS
   ========================================================================== */
@media (max-width: 1024px) {
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2.2rem; }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        max-width: 500px;
        margin: var(--space-lg) auto 0;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

@media (max-width: 768px) {
    section {
        padding: var(--space-lg) 0;
    }
    
    .hero {
        padding-top: 130px;
        min-height: auto;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
        text-align: center;
    }
    
    .hero-eyebrow {
        padding-left: 0;
    }
    .hero-eyebrow::before {
        display: none;
    }
    
    .hero-bullets {
        display: inline-block;
        text-align: left;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .mobile-nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background-color: rgba(0, 5, 0, 0.98);
        border-top: 1px solid rgba(219, 181, 119, 0.1);
        flex-direction: column;
        align-items: center;
        padding: var(--space-lg) 0;
        gap: var(--space-md);
        transition: var(--transition-premium);
        z-index: 1000;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin-left: 0; /* Reset left margins on mobile vertical list */
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active .hamburger-line:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .sticky-cta-bar {
        display: flex;
    }
    
    body {
        padding-bottom: 70px; /* Offset for sticky bar */
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .tabs-nav {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        padding: 1rem 1.25rem;
        font-size: 0.85rem;
    }
    
    .hide-mobile-table {
        display: none;
    }
    .show-mobile-accordion {
        display: block !important;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-actions {
        width: 100%;
    }
}

/* Intermediate screens navigation adjustment (prevent text wrapping) */
@media (min-width: 1025px) and (max-width: 1280px) {
    .nav-menu li {
        margin-left: 0.9rem;
    }
    .nav-link {
        font-size: 0.72rem;
        letter-spacing: 0.05em;
    }
    .btn-nav {
        padding: 0.5rem 1rem;
        font-size: 0.7rem;
    }
}

/* ==========================================================================
   PREMIUM CUSTOM CLASSES FOR CARDS & TESTIMONIALS
   ========================================================================== */
.testimonial-card {
    background: var(--color-cotton) !important;
    border: 1px solid rgba(27, 58, 91, 0.08) !important;
    border-left: 4px solid var(--color-gold) !important;
    padding: 2rem !important;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(27, 58, 91, 0.04);
    transition: var(--transition-premium);
    display: flex;
    flex-direction: column;
    position: relative;
    text-align: left;
}

.testimonial-card::after {
    content: '“';
    position: absolute;
    top: 10px;
    right: 20px;
    font-family: var(--font-secondary);
    font-size: 4rem;
    color: rgba(219, 181, 119, 0.12);
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(27, 58, 91, 0.1), var(--shadow-glow);
    border-color: rgba(219, 181, 119, 0.4) !important;
    border-left-color: var(--color-gold) !important;
}

.testimonial-quote {
    font-style: italic;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-charcoal) !important;
    margin-bottom: 1.25rem;
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-navy) !important;
    margin-top: auto;
    margin-bottom: 2px;
}

.testimonial-role {
    font-size: 0.75rem;
    color: var(--color-taupe) !important;
    margin: 0;
    font-weight: 500;
}

.card-light {
    background: var(--color-cotton) !important;
    border: 1px solid rgba(27, 58, 91, 0.08) !important;
    border-top: 3px solid var(--color-navy) !important;
    padding: 2rem !important;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(27, 58, 91, 0.03);
    transition: var(--transition-premium);
    display: flex;
    flex-direction: column;
    position: relative;
    text-align: left;
}

.card-light:hover {
    border-top-color: var(--color-gold) !important;
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(27, 58, 91, 0.07);
}

.card-light .card-title-light {
    font-weight: 700;
    color: var(--color-navy) !important;
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
    font-family: var(--font-primary);
}

.card-light .card-content-light {
    font-size: 0.85rem;
    color: var(--color-charcoal) !important;
    margin-bottom: 0;
    line-height: 1.6;
}

.card-light .card-number-light {
    font-family: var(--font-secondary);
    font-size: 2rem;
    font-weight: 800;
    color: rgba(27, 58, 91, 0.06);
    position: absolute;
    top: 15px;
    right: 20px;
    line-height: 1;
}