:root {
    /* Color System - Premium Dark Mode */
    --bg-main: #060606;
    --bg-secondary: #0d0d0d;
    --bg-tertiary: #161616;
    
    --text-primary: #F5F5F7;
    --text-secondary: #8E8E93;
    
    /* Tennta Marketing Oficial - Laranja/Amarelo */
    --accent-light: #FFC84D;
    --accent-main: #FBA707;
    --accent-dark: #C98000;
    
    --border-color: rgba(255, 255, 255, 0.08);

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

    /* Spacing */
    --space-sm: 1rem;
    --space-md: 2.5rem;
    --space-lg: 5rem;
    --space-xl: 8rem;
    --space-xxl: 12rem;

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    --transition-slow: 0.8s var(--ease-out-expo);
    --transition-fast: 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none; /* We will use custom cursor */
}

/* Custom Selection */
::selection {
    background: var(--accent-main);
    color: var(--bg-main);
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

html.lenis {
  height: auto;
}
.lenis.lenis-smooth {
  scroll-behavior: auto;
}

/* Typography Classes */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.label-large {
    font-size: clamp(3rem, 6vw, 6rem);
    font-weight: 300;
}

.title-huge {
    font-size: clamp(2.5rem, 5vw, 5.5rem);
    line-height: 1.05;
}

.title-large {
    font-size: clamp(2rem, 4vw, 4rem);
}

.title-medium {
    font-size: clamp(1.8rem, 3.5vw, 3.5rem);
}

.subtitle {
    font-family: var(--font-body);
    font-size: clamp(1.1rem, 1.5vw, 1.5rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-top: 1.5rem;
}

.italic {
    font-style: italic;
    font-weight: 300;
}

.accent {
    color: var(--accent-main);
}

.text-center { text-align: center; }
.kicker {
    font-family: var(--font-display);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-main);
    margin-bottom: 1rem;
    display: block;
}

/* Noise overlay for texture */
.noise {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    pointer-events: none;
    z-index: 9998;
    background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
    opacity: 0.03;
}

/* Custom Cursor */
.cursor {
    width: 8px;
    height: 8px;
    background: var(--accent-main);
    border-radius: 50%;
    position: fixed;
    top: 0; left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}
.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    position: fixed;
    top: 0; left: 0;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s;
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--bg-main);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
}
.preloader-logo {
    width: 250px;
    height: auto;
    opacity: 0;
    filter: brightness(1.2);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}
.container-narrow {
    max-width: 900px;
}
.section {
    padding: var(--space-xl) 0;
    position: relative;
}
.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

/* Grids */
.grid-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}
.grid-layout-reverse {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-xl);
    align-items: center;
}
.grid-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}
@media (min-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Buttons */
.btn-primary, .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: var(--font-display);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    border-radius: 100px;
    transition: var(--transition-fast);
}
.btn-primary {
    background: var(--text-primary);
    color: var(--bg-main);
    border: 1px solid var(--text-primary);
}
.btn-primary:hover {
    background: var(--accent-main);
    border-color: var(--accent-main);
    transform: translateY(-3px);
}
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.05);
    border-color: var(--accent-main);
}
.w-full { width: 100%; }
.mt-medium { margin-top: var(--space-md); }
.mt-large { margin-top: var(--space-lg); }

/* Navigation */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    mix-blend-mode: difference;
}
.logo {
    display: flex;
    align-items: center;
}
.nav-logo {
    height: 75px;
    width: auto;
    display: block;
    object-fit: contain;
}

/* 1. Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 15vh;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}
.hero-action {
    margin-top: 3rem;
}
.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 120%;
    background: radial-gradient(circle at 80% 20%, rgba(213,169,148,0.15), transparent 50%);
    z-index: 1;
}
.scroll-indicator {
    position: absolute;
    bottom: 3rem; left: 5%;
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 2;
}
.scroll-indicator span {
    font-family: var(--font-display);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}
.scroll-indicator .line {
    width: 50px; height: 1px;
    background: var(--text-secondary);
    position: relative;
    overflow: hidden;
}
.scroll-indicator .line::after {
    content: '';
    position: absolute;
    top: 0; left: -100%; width: 50%; height: 100%;
    background: var(--accent-main);
    animation: scroll-line 2s infinite ease-in-out;
}
@keyframes scroll-line {
    0% { left: -50%; }
    100% { left: 100%; }
}

/* 2. Problem */
.pain-list {
    list-style: none;
}
.pain-list li {
    display: flex;
    gap: 2rem;
    padding-bottom: 2rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}
.pain-list .number {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--text-secondary);
}
.pain-list p {
    font-size: 1.2rem;
    color: var(--text-primary);
}

/* 3. Virada */
.virada {
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--bg-tertiary);
}
.video-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 130%;
    background: url('https://images.unsplash.com/photo-1552664730-d307ca884978?auto=format&fit=crop&q=80&w=2000') center/cover;
    opacity: 0.1;
    z-index: 1;
}
.virada .container { position: relative; z-index: 2; }

/* 5. Specialist */
.image-wrapper {
    width: 100%;
    padding-bottom: 120%; /* 5:6 aspect */
    position: relative;
    overflow: hidden;
    border-radius: 4px;
}
.image-wrapper img {
    position: absolute;
    top: -10%; left: 0;
    width: 100%; height: 120%;
    object-fit: cover;
    filter: grayscale(20%) contrast(110%);
}
.grid-authorities {
    display: flex;
    gap: 3rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-color);
}
.stat-item h3 {
    font-size: 3rem;
    font-weight: 300;
    color: var(--accent-main);
    margin-bottom: 0.5rem;
}
.stat-item span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

/* 7. Learn Cards */
.card {
    background: var(--bg-secondary);
    padding: 3rem 2rem;
    border: 1px solid transparent;
    transition: var(--transition-slow);
    border-radius: 4px;
}
.card:hover {
    border-color: var(--border-color);
    background: var(--bg-tertiary);
    transform: translateY(-10px);
}
.card-icon {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--accent-main);
    margin-bottom: 1.5rem;
    opacity: 0.5;
}
.card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.card p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* 8. Accordion / Diferenciais */
.accordion-item {
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
}
.accordion-header h3 {
    font-size: 1.8rem;
    font-weight: 300;
}
.accordion-body {
    margin-top: 1rem;
    color: var(--text-secondary);
}

/* 9. Bonus */
.bonus { padding-top: var(--space-xxl); }
.bonus-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}
@media (min-width: 768px) { .bonus-grid { grid-template-columns: 1fr 1fr; } }
.bonus-card {
    background: linear-gradient(145deg, var(--bg-secondary), var(--bg-main));
    border: 1px solid var(--border-color);
    padding: 4rem 3rem;
    text-align: left;
    position: relative;
    overflow: hidden;
}
.bonus-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 2px;
    background: var(--accent-main);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-slow);
}
.bonus-card:hover::before { transform: scaleX(1); }
.bonus-tag {
    font-family: var(--font-display);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-main);
    margin-bottom: 1rem;
}
.bonus-card h3 { font-size: 2rem; margin-bottom: 1rem; }
.bonus-card p { color: var(--text-secondary); }

/* 10. Format & Offer */
.format-list { list-style: none; margin-top: 2rem; }
.format-list li {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
}
.format-list .label { color: var(--text-secondary); }
.format-list .value { font-family: var(--font-display); color: var(--text-primary); }

.border-box {
    border: 1px solid var(--border-color);
    padding: 4rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}
.offer-title { font-size: 2.5rem; margin-bottom: 0.5rem; }
.offer-desc { color: var(--text-secondary); margin-bottom: 3rem; }
.price-box { margin-bottom: 3rem; }
.price-installment {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--accent-main);
    line-height: 1;
    margin-bottom: 0.5rem;
}
.price-discount { color: var(--text-secondary); font-size: 1rem; }

/* 12. Footer */
.footer-cta {
    min-height: 50vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-top: 1px solid var(--border-color);
}
.giant-btn {
    font-size: 1.5rem;
    padding: 1.5rem 4rem;
}
.footer {
    position: absolute;
    bottom: 2rem; left: 0; width: 100%;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations starting states */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
}
.reveal-scale {
    opacity: 0;
    transform: scale(0.95);
}

/* Responsiveness */
@media (max-width: 768px) {
    .navbar { padding: 1.2rem 5%; justify-content: center; background: rgba(6,6,6,0.8); backdrop-filter: blur(10px); }
    .nav-logo { height: 50px; }
    
    .hero { padding-top: 20vh; text-align: center; }
    .hero-content { display: flex; flex-direction: column; align-items: center; margin: 0 auto; }
    
    .grid-layout, .grid-layout-reverse { grid-template-columns: 1fr; gap: 3rem; }
    .grid-4.bonus-grid { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: 1fr; }
    
    .grid-authorities { flex-direction: column; gap: 2rem; align-items: center; text-align: center; }
    
    .title-huge, .label-large { font-size: 2.2rem; }
    .title-large { font-size: 2rem; }
    .title-medium { font-size: 1.8rem; }
    .subtitle { font-size: 1.1rem; }
    
    .pain-list li { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
    .format-list li { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
    
    .col-left { text-align: center; }
    
    .card, .bonus-card { padding: 2.5rem 1.5rem; text-align: center; }
    .border-box { padding: 2.5rem 1.5rem; text-align: center; }
    
    .cursor, .cursor-follower { display: none; } /* Disable custom cursor on mobile */
    * { cursor: auto !important; }
}