/* RESET & BASE */
:root {
    --bg-dark: #070B14;
    --bg-card: #0F172A;
    --primary: #0084D1;
    --primary-hover: #0070B3;
    --text-white: #F8FAFC;
    --text-gray: #94A3B8;
    --accent: #38BDF8;
    --success: #22C55E;
    --danger: #EF4444;
    --glass: rgba(15, 23, 42, 0.7);
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: #fff;
}

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

.gradient-text {
    background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* NAVBAR */
.navbar {
    padding: 16px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
    background: rgba(7, 11, 20, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: -1px;
}

.nav-logo {
    height: 32px;
    filter: drop-shadow(0 0 8px rgba(0, 132, 209, 0.3));
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-gray);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: var(--primary);
}

.instagram-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff !important;
}

.instagram-btn img {
    height: 20px;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 132, 209, 0.4);
}

/* HERO */
.hero {
    padding: 180px 0 100px;
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.social-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 100px;
    display: inline-block;
    margin-bottom: 24px;
    font-size: 0.85rem;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
}

.subheadline {
    color: var(--text-gray);
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 540px;
}

.btn-primary.large {
    padding: 20px 48px;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    border: none;
    cursor: pointer;
    display: inline-block;
}

.small-print {
    color: var(--text-gray);
    font-size: 0.85rem;
    margin-top: 16px;
    opacity: 0.7;
}

/* MOCKUPS */
.glass-mockup {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
    position: relative;
}

.glass-mockup img {
    width: 100%;
    border-radius: 10px;
    display: block;
}

.privacy-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--success);
    color: white;
    padding: 6px 14px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.8rem;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4);
}

.hero-bg-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 132, 209, 0.1) 0%, rgba(7, 11, 20, 0) 70%);
    top: 10%;
    right: -10%;
    z-index: 1;
}

/* SECTION HEADER */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.section-header p {
    color: var(--text-gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* COMPARISON */
.comparison-section {
    padding: 100px 0;
    background: rgba(255, 255, 255, 0.02);
}

.comparison-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.comp-card {
    background: var(--bg-card);
    padding: 48px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
    position: relative;
}

.comp-card.active {
    border: 2px solid var(--primary);
    box-shadow: 0 20px 40px rgba(0, 132, 209, 0.15);
    transform: scale(1.05);
    z-index: 2;
}

.best-choice {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary);
    padding: 6px 16px;
    border-radius: 100px;
    font-weight: 800;
    font-size: 0.75rem;
    color: #fff;
}

.comp-card h3 {
    margin-bottom: 32px;
    font-size: 1.4rem;
    text-align: center;
}

.comp-card ul li {
    margin-bottom: 16px;
    font-size: 0.95rem;
    display: flex;
    gap: 12px;
}

.comp-card ul li.bad::before {
    content: "❌";
}

.comp-card ul li.good::before {
    content: "✅";
}

/* SPLIT LAYOUT */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    padding: 100px 0;
}

.dna-section {
    background: rgba(0, 132, 209, 0.03);
}

.glass-card {
    background: #070B14;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 32px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    box-shadow: 0 0 15px var(--primary);
    animation: scan 3s linear infinite;
}

@keyframes scan {
    0% {
        top: 0;
    }

    100% {
        top: 100%;
    }
}

.code-block {
    background: #000;
    padding: 20px;
    border-radius: 8px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    margin-top: 20px;
}

.code-block code {
    display: block;
    margin-bottom: 8px;
    color: var(--text-gray);
}

.code-block code.success {
    color: var(--success);
    font-weight: 700;
}

.dna-features {
    margin-top: 32px;
}

.dna-feat {
    margin-bottom: 24px;
    padding-left: 20px;
    border-left: 3px solid var(--primary);
}

.dna-feat strong {
    font-size: 1.1rem;
    color: #fff;
    display: block;
    margin-bottom: 4px;
}

/* STEPS */
.how-it-works {
    padding: 100px 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

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

.step-img {
    position: relative;
    margin-bottom: 24px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-img img {
    width: 100%;
    display: block;
}

.step-num {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    border: 2px solid #000;
}

.step-item h4 {
    margin-bottom: 12px;
    font-size: 1.3rem;
}

.step-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* PROMPTS / SEMANTIC */
.prompts-section {
    padding: 100px 0;
    background: #0F172A;
}

.semantic-box {
    display: flex;
    align-items: center;
    gap: 24px;
    background: rgba(255, 255, 255, 0.03);
    padding: 32px;
    border-radius: 20px;
    margin-bottom: 64px;
}

.concept {
    flex: 1;
    padding: 24px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.2);
}

.concept.active {
    background: rgba(0, 132, 209, 0.1);
    border: 1px solid var(--primary);
}

.concept h4 {
    color: var(--primary);
    margin-bottom: 8px;
}

.vs {
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--text-gray);
}

.prompts-grid h3 {
    text-align: center;
    margin-bottom: 40px;
}

.prompt-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

.prompt-cards.secondary {
    margin-bottom: 24px;
}

.prompt-cards.tertiary {
    margin-bottom: 64px;
}

.p-card {
    background: var(--bg-dark);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
}

.p-card:hover {
    border-color: var(--primary);
    transform: translateY(-3px);
}

.p-card strong {
    color: var(--accent);
    display: block;
    margin-bottom: 12px;
    font-family: var(--font-heading);
}

.method-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.method-table th {
    background: rgba(255, 255, 255, 0.05);
    padding: 24px;
    text-align: left;
    color: var(--text-white);
    font-size: 1.1rem;
}

.method-table td {
    padding: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.95rem;
}

.method-table tr td:first-child {
    color: var(--danger);
    opacity: 0.7;
}

.method-table tr td:last-child {
    color: var(--success);
    font-weight: 500;
}

/* FAQ */
.faq-section {
    padding: 100px 0;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.faq-question {
    padding: 24px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: "+";
    font-size: 1.4rem;
    color: var(--primary);
}

.faq-item.active .faq-question::after {
    content: "-";
}

.faq-answer {
    padding: 0 24px 24px;
    color: var(--text-gray);
    font-size: 0.95rem;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* FINAL CTA */
.final-cta {
    padding: 100px 0;
    text-align: center;
    background: radial-gradient(circle at center, rgba(0, 132, 209, 0.2), transparent);
}

.final-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 32px;
}

/* FOOTER */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 32px;
}

.footer-logo {
    font-weight: 800;
    font-size: 1.4rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-gray);
}

/* WHATSAPP FLOAT */
.whatsapp-float {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 999;
    background: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    transition: 0.3s;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-float img {
    width: 34px;
}

.tooltip {
    position: absolute;
    right: 80px;
    background: #fff;
    color: #333;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: 0.3s;
}

.whatsapp-float:hover .tooltip {
    opacity: 1;
}

/* MOBILE RESPONSIVE */
@media (max-width: 900px) {

    .hero-content,
    .comparison-table,
    .steps-grid,
    .prompt-cards {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2.8rem;
    }

    .nav-links {
        display: none;
    }

    .hero {
        padding-top: 120px;
        text-align: center;
    }

    .subheadline {
        margin-left: auto;
        margin-right: auto;
    }
}