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

:root {
    --bg-color: #0B0B0B;
    --accent-color: #22886F;
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1A1;
    --card-bg: #141414;
    --spacing-unit: 8px;
    --max-width: 1100px;
    --border-radius-lg: 32px;
    --border-radius-md: 24px;
    --border-radius-sm: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
    line-height: 1.2;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 3);
}

.section {
    padding: calc(var(--spacing-unit) * 16) 0;
}

/* Typography */
.headline-l { font-size: 4rem; font-weight: 700; letter-spacing: -2px; }
.headline-m { font-size: 3rem; font-weight: 700; letter-spacing: -1.5px; }
.headline-s { font-size: 2.5rem; font-weight: 600; }
.subheadline { font-size: 1.25rem; font-weight: 400; max-width: 600px; margin-bottom: calc(var(--spacing-unit) * 5); }

@media (max-width: 768px) {
    .headline-l { font-size: 2.5rem; line-height: 1.1; }
    .headline-m { font-size: 2rem; line-height: 1.1; }
    .headline-s { font-size: 1.75rem; }
    .subheadline { font-size: 1.1rem; text-align: center; margin-left: auto; margin-right: auto; }
    
    .section {
        padding: calc(var(--spacing-unit) * 8) 0;
        text-align: center;
    }

    .container {
        padding: 0 calc(var(--spacing-unit) * 2);
    }
}

/* Buttons */
.btn-group {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 4);
    flex-wrap: wrap;
}

@media (max-width: 480px) {
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    .btn {
        width: 100%;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 52px;
    padding: 0 calc(var(--spacing-unit) * 4);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(34, 136, 111, 0.2);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: white;
    transform: translateY(-2px);
}

/* Logo */
.logo {
    height: 48px;
    width: auto;
}

/* Hero */
.hero {
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: calc(var(--spacing-unit) * 10);
    position: relative;
    overflow: hidden;
}

.hero-logo-container {
    margin-bottom: calc(var(--spacing-unit) * 6);
}

.hero-visual {
    margin-top: calc(var(--spacing-unit) * 10);
    width: 100%;
    max-width: 1000px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    background: #111;
}

.hero-visual img {
    width: 100%;
    height: auto;
    display: block;
    mix-blend-mode: luminosity;
    transition: var(--transition);
}

.hero-visual:hover img {
    mix-blend-mode: normal;
    transform: scale(1.02);
}

/* Grid System for Sections */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 8);
    align-items: center;
}

@media (max-width: 768px) {
    .grid-2 { 
        grid-template-columns: 1fr; 
        gap: calc(var(--spacing-unit) * 4); 
    }
    
    .grid-2 > div {
        text-align: center;
    }
}

/* Cards */
.card {
    background: var(--card-bg);
    padding: calc(var(--spacing-unit) * 6);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
}

.card-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

/* Sections Styles */
.situation { background: linear-gradient(to bottom, #0B0B0B, #111); }
.problem { background: #0B0B0B; }
.implication { background: #161616; position: relative; }
.implication::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 10% 10%, rgba(34, 136, 111, 0.05) 0%, transparent 50%);
    pointer-events: none;
}
.need-payoff { background: var(--bg-color); }

/* Badge */
.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(34, 136, 111, 0.1);
    color: var(--accent-color);
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Process List */
.process-steps {
    margin-top: calc(var(--spacing-unit) * 8);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

.step {
    position: relative;
    padding-top: calc(var(--spacing-unit) * 4);
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: rgba(34, 136, 111, 0.2);
    position: absolute;
    top: -10px;
    left: 0;
}

@media (max-width: 768px) {
    .step-number {
        left: 50%;
        transform: translateX(-50%);
        width: 100%;
    }
    .step {
        text-align: center;
        padding-top: calc(var(--spacing-unit) * 6);
    }
}

.step-content {
    position: relative;
    z-index: 1;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

.testimonial {
    padding: calc(var(--spacing-unit) * 4);
    background: var(--card-bg);
    border-left: 4px solid var(--accent-color);
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

/* CTA Final */
.cta-final {
    text-align: center;
    background: linear-gradient(135deg, #111 0%, #0B0B0B 100%);
    border-radius: var(--border-radius-lg);
    padding: calc(var(--spacing-unit) * 12) calc(var(--spacing-unit) * 6);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

@media (max-width: 768px) {
    .cta-final {
        padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 3);
        border-radius: var(--border-radius-md);
    }
}

footer {
    padding: calc(var(--spacing-unit) * 10) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-logo {
    height: 40px;
    margin-bottom: calc(var(--spacing-unit) * 3);
    opacity: 0.8;
}

/* Animations */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

[data-reveal].active {
    opacity: 1;
    transform: translateY(0);
}