/* ===== CSS Variables ===== */
:root {
    /* Colors from logo */
    --color-bg: #F5EFE7;
    --color-primary: #213547;
    --color-secondary: #4A90A4;
    --color-accent: #7EBDC3;
    --color-text: #2C3E50;
    --color-text-light: #5A6C7D;
    --color-white: #FFFFFF;
    --color-peach: #F4A261;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(33, 53, 71, 0.08);
    --shadow-md: 0 4px 16px rgba(33, 53, 71, 0.12);
    --shadow-lg: 0 8px 32px rgba(33, 53, 71, 0.16);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(245, 239, 231, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.logo img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    background: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: var(--transition);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 8px;
}

.nav-menu a:hover {
    color: var(--color-secondary);
    background: rgba(74, 144, 164, 0.1);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.burger span {
    width: 25px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: var(--font-size-base);
}

.btn-primary {
    background: var(--color-secondary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-secondary);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--color-accent);
    top: 60%;
    right: 15%;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--color-peach);
    bottom: 20%;
    left: 20%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-secondary);
    border-radius: 20px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-indicator span {
    width: 6px;
    height: 10px;
    background: var(--color-secondary);
    border-radius: 3px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* ===== Section Styles ===== */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

/* ===== Problem Section ===== */
.problem {
    background: var(--color-primary);
    color: var(--color-white);
}

.problem .section-title,
.problem .section-subtitle {
    color: var(--color-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: 16px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    justify-content: center;
    align-items: center;
}

.stat-icon i {
    width: 64px;
    height: 64px;
    stroke-width: 1.5;
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.stat-description {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    line-height: 1.6;
}

/* ===== Solution Section ===== */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.solution-column h3 {
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.benefits-list li {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.benefits-list li:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
}

.benefits-list .icon {
    font-size: 2rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefits-list .icon i {
    width: 32px;
    height: 32px;
    stroke-width: 2;
    color: var(--color-secondary);
}

.benefits-list strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.benefits-list p {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.model-info {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-secondary);
    color: var(--color-white);
    border-radius: 12px;
    text-align: center;
    font-size: var(--font-size-lg);
}

/* ===== Formats Section ===== */
.formats {
    background: var(--color-white);
}

.formats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.format-card {
    background: var(--color-bg);
    border-radius: 16px;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.format-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-secondary);
}

.format-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.format-header h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.format-header h3 i {
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

.frequency {
    font-size: var(--font-size-sm);
    color: var(--color-white);
    background: var(--color-secondary);
    padding: 4px 12px;
    border-radius: 20px;
    font-weight: 600;
}

.audience {
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.audience i {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.description {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.first-events {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-primary);
    border-radius: 16px;
    color: var(--color-white);
}

.first-events h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.events-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.event-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    align-items: flex-start;
}

.event-content h4 {
    margin-bottom: var(--spacing-xs);
}

.event-content p {
    opacity: 0.9;
    font-size: var(--font-size-sm);
}

/* ===== Roadmap Section ===== */
.timeline {
    position: relative;
    max-width: 900px;
    margin: var(--spacing-lg) auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: var(--color-accent);
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    width: 36px;
    height: 36px;
    background: var(--color-secondary);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-base);
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
}

.timeline-content {
    flex: 1;
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.timeline-content h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.timeline-stats {
    color: var(--color-secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.timeline-phases {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.phase {
    padding: var(--spacing-sm);
    background: var(--color-bg);
    border-radius: 8px;
    border-left: 4px solid var(--color-accent);
}

.phase strong {
    display: block;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.phase p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ===== Partners Section ===== */
.partners {
    background: var(--color-white);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.partner-card {
    background: var(--color-bg);
    padding: var(--spacing-lg);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.partner-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.partner-card h3 {
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.partner-role {
    color: var(--color-secondary);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* ===== Contact Section ===== */
.contact {
    background: var(--color-primary);
    color: var(--color-white);
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-content h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.contact-description {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    line-height: 1.8;
}

.contact-methods {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    text-decoration: none;
    color: var(--color-white);
    transition: var(--transition);
}

.contact-link .icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-link .icon i {
    width: 20px;
    height: 20px;
    stroke-width: 2;
}

.contact-link:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: 16px;
    margin-top: var(--spacing-lg);
}

.contact-form h3 {
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.15);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background: transparent;
}

/* ===== Responsive Design ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--color-bg);
        width: 100%;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .burger {
        display: flex;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .solution-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 18px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
        padding-left: 50px;
    }
    
    .timeline-marker {
        position: absolute;
        left: 0;
        width: 28px;
        height: 28px;
        font-size: var(--font-size-sm);
    }
    
    .event-item {
        gap: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .stats-grid,
    .formats-grid,
    .partners-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-content h2 {
        font-size: 2rem;
        text-align: center;
        line-height: 1.1;
    }
}