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

:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --accent: #f97316;
    --accent-glow: rgba(249, 115, 22, 0.3);
    --gold: #d4af37;
    --text-white: #f8fafc;
    --text-dim: #94a3b8;
    --border: rgba(148, 163, 184, 0.1);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

h1,
h2,
h3,
h4 {
    font-family: 'Outfit', sans-serif;
    letter-spacing: -0.02em;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Helper Classes */
.accent-text {
    color: var(--accent);
}

.dim-text {
    color: var(--text-dim);
}

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

/* Animation Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    text-transform: uppercase;
}

.version-badge {
    padding: 0.2rem 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    color: var(--accent);
    font-size: 0.7rem;
    border-radius: 20px;
}

/* Sections General */
section {
    padding: 100px 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.section-tag {
    color: var(--accent);
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 3rem;
    line-height: 1.1;
}

/* Hero (1.png) */
.hero {
    background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.1), transparent 40%),
        radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.05), transparent 40%);
    padding-top: 160px;
}

.hero h1 {
    font-size: 6rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.hero .subtitle {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
}

.stat-item i {
    color: var(--accent);
}

/* Problem (2.png) */
.problem-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2.5rem;
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px var(--accent-glow);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent);
}

.solution-box {
    grid-column: span 2;
    background: linear-gradient(135deg, #2d1611, #1e293b);
    border: 1px solid rgba(249, 115, 22, 0.3);
    padding: 3rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

/* Value Prop (3.png) */
.value-prop-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.pillar {
    text-align: center;
}

.pillar-icon {
    width: 100px;
    height: 100px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    box-shadow: 0 0 30px var(--accent-glow);
}

/* Workflow (4.png & 8.png) */
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
    margin-top: 4rem;
}

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

.step-number {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    color: var(--accent);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

/* Feature 02: Nesting (5.png) */
.nesting-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.stat-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
}

.stat-value {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

/* Impact (10.png) */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.impact-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--accent);
}

.impact-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.impact-result {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-top: 1rem;
}

/* Final CTA */
.cta-section {
    background: linear-gradient(to bottom, transparent, rgba(249, 115, 22, 0.1));
}

.cta-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 5rem;
    border-radius: 24px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.btn-large {
    padding: 1.25rem 3rem;
    background: var(--accent);
    color: white;
    text-decoration: none;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 8px;
    display: inline-block;
    margin-top: 3rem;
    transition: var(--transition);
}

.btn-large:hover {
    background: #ea580c;
    transform: scale(1.05);
    box-shadow: 0 0 40px var(--accent-glow);
}

/* Mobile */
@media (max-width: 1024px) {
    .workflow-steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2.2rem;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .problem-grid,
    .value-prop-grid,
    .impact-grid,
    .nesting-grid {
        grid-template-columns: 1fr;
    }

    .solution-box {
        grid-column: auto;
        flex-direction: column;
        text-align: center;
    }
}