/* ===========================
   MODERN MINIMALIST STYLESHEET
   =========================== */

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

:root {
    --primary-color: #2563eb;
    --secondary-color: #f1f5f9;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --border-color: #e2e8f0;
    --white: #ffffff;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
}

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

/* ===========================
   HEADER / NAVIGATION
   =========================== */

.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
}

.navbar-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-link {
    text-decoration: none;
    color: var(--text-light);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.subheadline {
    font-size: 1.125rem;
    color: var(--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;
}

/* ===========================
   BUTTONS
   =========================== */

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--white);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* ===========================
   WHY VALUABLE SECTION
   =========================== */

.why-valuable {
    padding: var(--spacing-2xl) var(--spacing-md);
}

.why-valuable h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.why-valuable > .container > p {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    color: var(--text-light);
    text-align: center;
    line-height: 1.8;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.benefit-item {
    padding: var(--spacing-lg);
    background-color: var(--secondary-color);
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transform: translateY(-4px);
}

.benefit-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

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

/* ===========================
   PERFECT FOR SECTION
   =========================== */

.perfect-for {
    background-color: var(--secondary-color);
    padding: var(--spacing-2xl) var(--spacing-md);
}

.perfect-for h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.perfect-for > .container > p {
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
    color: var(--text-light);
    text-align: center;
    line-height: 1.8;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.business-item {
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-left: 4px solid var(--primary-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    color: var(--text-dark);
    transition: all 0.3s ease;
}

.business-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transform: translateX(4px);
}

/* ===========================
   SEO & BRAND POWER SECTION
   =========================== */

.seo-power {
    padding: var(--spacing-2xl) var(--spacing-md);
}

.seo-power h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.seo-power p {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    color: var(--text-light);
    text-align: center;
    line-height: 1.8;
}

/* ===========================
   CTA BANNER SECTION
   =========================== */

.cta-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1d4ed8 100%);
    color: var(--white);
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
}

.cta-banner h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.cta-banner p {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

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

.cta-banner .btn-secondary:hover {
    background-color: #f1f5f9;
}

/* ===========================
   PROJECTS PAGE STYLES
   =========================== */

.projects-hero {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
}

.projects-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

.intro-text {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    color: var(--text-light);
    font-size: 1.025rem;
    line-height: 1.8;
}

.projects-grid {
    padding: var(--spacing-2xl) var(--spacing-md);
}

.projects-grid h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

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

.video-item {
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.video-item:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.video-placeholder {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: var(--secondary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-weight: 500;
}

.video-item h3 {
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-sm);
    color: var(--text-dark);
    font-size: 1.125rem;
}

.video-item p {
    padding: 0 var(--spacing-md) var(--spacing-lg);
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.follow-journey {
    background-color: var(--secondary-color);
    padding: var(--spacing-2xl) var(--spacing-md);
    text-align: center;
}

.follow-journey h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.follow-journey p {
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    color: var(--text-light);
    line-height: 1.8;
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-2xl) var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-section p {
    color: #cbd5e1;
    line-height: 1.8;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #60a5fa;
}

.footer-bottom {
    border-top: 1px solid #475569;
    padding-top: var(--spacing-lg);
    text-align: center;
    color: #cbd5e1;
    font-size: 0.9rem;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .navbar-menu {
        gap: var(--spacing-md);
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .benefits-grid,
    .business-grid,
    .videos-grid {
        grid-template-columns: 1fr;
    }

    .hero h1,
    .projects-hero h1,
    .seo-power h2,
    .why-valuable h2,
    .perfect-for h2,
    .cta-banner h2,
    .projects-grid h2,
    .follow-journey h2 {
        font-size: 1.75rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-lg: 1.25rem;
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }

    .navbar-brand {
        font-size: 1rem;
    }

    .nav-link {
        font-size: 0.9rem;
    }
}