/* ==============================
   CSS VARIABLES
============================== */
:root {
    --bg-main: #0a0a0c;
    --bg-secondary: #121216;
    --bg-card: rgba(24, 24, 27, 0.7);
    --border-color: rgba(255, 69, 0, 0.15);
    --border-light: rgba(255, 255, 255, 0.05);
    
    --primary: #FF4500;
    --primary-light: #FF662A;
    --primary-glow: rgba(255, 69, 0, 0.4);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
}

body {
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ==============================
   TYPOGRAPHY
============================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    margin-bottom: 1rem;
    font-weight: 800;
}

.headline {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    text-align: center;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title i, 
.headline i {
    -webkit-text-fill-color: currentColor;
    -webkit-background-clip: border-box;
    background: none;
}

.text-left { text-align: left !important; }
.text-center { text-align: center !important; }

.highlight {
    background: linear-gradient(90deg, #FF662A, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mb-12 { margin-bottom: 3rem; }
.mt-12 { margin-top: 3rem; }
.mt-4 { margin-top: 1rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }

/* ==============================
   LAYOUT
============================== */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.grid {
    display: grid;
    gap: 2rem;
}

.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.split-grid { grid-template-columns: 1fr 1fr; }

/* ==============================
   HERO SECTION
============================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 6rem 0 4rem;
    overflow: hidden;
    background-image: url('hero_bg.png');
    background-size: cover;
    background-position: center;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, #0a0a0c 40%, rgba(10, 10, 12, 0.7) 100%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: rgba(255, 69, 0, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
}

.badge.success {
    background: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.subheadline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 90%;
}

.pricing {
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
}

.old-price {
    font-size: 1.125rem;
    color: var(--danger);
    text-decoration: line-through;
    opacity: 0.8;
}

.new-price {
    font-size: 1.5rem;
    font-weight: 600;
}

.new-price strong {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.primary-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(90deg, #FF4500, #FF662A);
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    padding: 1.25rem 2.5rem;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    box-shadow: 0 10px 25px -5px var(--primary-glow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 400px;
}

.primary-btn.lg-btn {
    font-size: 1.25rem;
    padding: 1.5rem 3rem;
    max-width: 500px;
}

.primary-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 20px 35px -5px var(--primary-glow);
}

.scarcity {
    margin-top: 1rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--warning);
    font-weight: 500;
}

.hero-image {
    position: relative;
}

.glow-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: var(--primary);
    filter: blur(100px);
    opacity: 0.3;
    z-index: -1;
    border-radius: 50%;
}

/* ==============================
   PROBLEM SECTION
============================== */
.problem-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.problem-card:hover {
    border-color: rgba(239, 68, 68, 0.3);
    transform: translateY(-5px);
}

.card-icon.error {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.truth-box {
    margin-top: 4rem;
    padding: 3rem;
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-main));
    border: 1px solid var(--primary-glow);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px -10px var(--primary-glow);
}

.truth-box h3 {
    color: var(--primary-light);
    font-size: 2rem;
}

.truth-box p {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.truth-box strong {
    color: var(--text-primary);
}

/* ==============================
   SOLUTION SECTION
============================== */
.solution-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefits-list {
    margin: 2rem 0;
}

.benefits-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.benefits-list i {
    color: var(--success);
    font-size: 1.5rem;
    margin-top: 0.125rem;
}

.message-box {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--primary);
    padding: 1.5rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 1.125rem;
}

/* ==============================
   LEARNING SECTION
============================== */
.glass-bg {
    background: rgba(18, 18, 22, 0.5);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.topics-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.topic-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.topic-item:hover {
    border-color: rgba(1, 193, 1, 0.3);
    background: rgba(1, 193, 1, 0.05);
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(1, 193, 1, 0.1);
}

.topic-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #FF4500, #FF662A);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.topic-icon.highlight-icon {
    background: rgba(1, 193, 1, 0.15);
    color: #01C101;
    border: 1px solid rgba(1, 193, 1, 0.3);
}

/* ==============================
   OFFER SECTION
============================== */
.offer-box {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: 4rem 2rem;
    box-shadow: 0 20px 50px -10px var(--primary-glow);
    position: relative;
    overflow: hidden;
}

.offer-icon {
    font-size: 5rem;
    color: var(--warning);
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 15px rgba(245, 158, 11, 0.4));
    display: inline-block;
}

.offer-box::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 5px;
    background: linear-gradient(90deg, #FF4500, yellow);
}

.strike-through {
    font-size: 1.5rem;
    color: var(--danger);
    text-decoration: line-through;
    margin-bottom: 1rem;
}

.price-huge {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, #FF662A, #FF4500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.coffee-msg {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

/* ==============================
   GUARANTEE
============================== */
.guarantee-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    background: var(--bg-card);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-lg);
    padding: 3rem;
    max-width: 900px;
    margin: 0 auto;
}

.guarantee-icon i {
    font-size: 6rem;
    color: var(--success);
    filter: drop-shadow(0 0 20px rgba(16, 185, 129, 0.4));
}

/* ==============================
   SOCIAL PROOF
============================== */
.testimonial-card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stars {
    color: var(--warning);
    font-size: 1.25rem;
    display: flex;
    gap: 0.25rem;
}

.author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: auto;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* ==============================
   TARGET AUDIENCE
============================== */
.not-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.not-list i { color: var(--danger); font-size: 1.5rem; }

.who-yes-box {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    padding: 3rem;
    border-radius: var(--radius-lg);
}

.icon-big i {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 1.5rem;
}

/* ==============================
   BÔNUS & CTA EXTRA
============================== */
.bonus-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-top: 3px solid var(--warning);
    border-radius: var(--radius-md);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
}

.bonus-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px -10px rgba(245, 158, 11, 0.2);
}

.bonus-icon {
    font-size: 3rem;
    color: var(--warning);
    margin-bottom: 1.5rem;
}

.whatsapp-cta {
    display: inline-block;
}

.wpp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #25D366;
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 100px;
    transition: var(--transition);
}

.wpp-btn:hover {
    background: #1EBE5D;
    transform: scale(1.05);
    box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.4);
}

/* ==============================
   TELEGRAM VIP GROUP
============================== */
.telegram-container {
    background: linear-gradient(135deg, rgba(36, 161, 222, 0.1), rgba(18, 18, 22, 0.9));
    border: 1px solid rgba(36, 161, 222, 0.3);
    border-radius: var(--radius-lg);
    padding: 4rem 2rem;
    max-width: 900px;
    margin: 0 auto;
    box-shadow: 0 10px 40px -10px rgba(36, 161, 222, 0.3);
}

.telegram-icon i {
    font-size: 5rem;
    color: #24A1DE; /* Telegram Blue */
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 15px rgba(36, 161, 222, 0.5));
    display: inline-block;
}

.tlg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #24A1DE;
    color: white;
    font-size: 1.125rem;
    font-weight: 700;
    padding: 1.2rem 2.5rem;
    border-radius: 100px;
    transition: var(--transition);
    margin-top: 2rem;
    box-shadow: 0 10px 25px -5px rgba(36, 161, 222, 0.4);
    text-transform: uppercase;
}

.tlg-btn:hover {
    background: #1C8AC0;
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 30px -5px rgba(36, 161, 222, 0.6);
}

/* ==============================
   ANIMATIONS
============================== */
@keyframes iconWobble {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.15) rotate(-6deg); filter: drop-shadow(0 0 6px rgba(1, 193, 1, 0.5)); }
    75% { transform: scale(1.15) rotate(6deg); filter: drop-shadow(0 0 6px rgba(1, 193, 1, 0.5)); }
}

.topic-icon.highlight-icon i {
    display: inline-block;
    animation: iconWobble 3.5s infinite ease-in-out;
}

.topic-item:nth-child(1) .topic-icon.highlight-icon i { animation-delay: 0s; }
.topic-item:nth-child(2) .topic-icon.highlight-icon i { animation-delay: 0.5s; }
.topic-item:nth-child(3) .topic-icon.highlight-icon i { animation-delay: 1s; }
.topic-item:nth-child(4) .topic-icon.highlight-icon i { animation-delay: 1.5s; }
.topic-item:nth-child(5) .topic-icon.highlight-icon i { animation-delay: 2s; }
.topic-item:nth-child(6) .topic-icon.highlight-icon i { animation-delay: 2.5s; }

.pulse-anim {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 69, 0, 0.7); }
    70% { transform: scale(1.02); box-shadow: 0 0 0 15px rgba(255, 69, 0, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255, 69, 0, 0); }
}

.float-anim {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.image-tilt {
    transition: transform 0.3s ease;
}

/* Reveal Animations */
.reveal-up, .reveal-left, .reveal-right {
    opacity: 0;
    visibility: hidden;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-up { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.reveal-visible {
    opacity: 1;
    visibility: visible;
    transform: translate(0) !important;
}

/* ==============================
   RESPONSIVE
============================== */
@media (max-width: 992px) {
    .hero-container, .solution-container, .split-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-bg-overlay {
        background: rgba(10, 10, 12, 0.85);
    }
    
    .hero { padding-top: 8rem; }
    
    .text-left { text-align: center !important; }
    
    .primary-btn { margin: 0 auto; }
    
    .message-box {
        border-left: none;
        border-top: 4px solid var(--primary);
        border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    }
    
    .guarantee-container {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
}

@media (max-width: 576px) {
    .container { width: 95%; }
    .hero { padding-top: 6rem; }
    .primary-btn.lg-btn { font-size: 1.125rem; padding: 1.25rem 2rem; }
}