/* ===========================
   Reset & Base Styles
   =========================== */

   @import url('https://fonts.googleapis.com/css2?family=Exo+2:ital,wght@0,100..900;1,100..900&display=swap');

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

:root {
    --black: #000000;
    --surface: #0A0A0A;
    --teal: #20A3B8;
    --pale-blue: #E2E9EC;
    --gray-dark: #1A1A1A;
    --gray-mid: #333333;
    --gray-light: #666666;
    --gray-lighter: #888888;
}

html {
    scroll-behavior: smooth;
}

body {
font-family: 'Exo 2', sans-serif;
    background-color: var(--black);
    color: white;
    line-height: 1.6;
    overflow-x: hidden;
}

::selection {
    background-color: var(--teal);
    color: white;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===========================
   Navigation
   =========================== */

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 0;
    transition: all 0.5s ease;
}

#navbar.scrolled {
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-dark);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
}

.logo-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: contain;
    display: block;
}

.logo-text {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

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

.nav-links a {
    color: var(--gray-lighter);
    text-decoration: none;
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: white;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background-color: white;
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: white;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* ===========================
   Buttons
   =========================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 500;
    font-size: 14px;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background-color: white;
    color: var(--black);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.05);
}

.btn-primary:hover {
    background-color: var(--pale-blue);
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.1);
}

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

.btn-secondary:hover {
    background-color: #262626;
    border-color: #444;
}

.btn-small {
    padding: 8px 20px;
    font-size: 11px;
    height: 36px;
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 200px;
    padding-bottom: 120px;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 1000px;
    height: 600px;
    background: linear-gradient(to bottom, rgba(32, 163, 184, 0.1), transparent);
    filter: blur(120px);
    opacity: 0.4;
    pointer-events: none;
}

.hero-container {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    background-color: #111;
    border: 1px solid #222;
    border-radius: 50px;
    padding: 6px 16px;
    margin-bottom: 48px;
    animation: fadeInDown 1s ease;
}

.badge span {
    font-size: 10px;
    font-weight: 600;
    color: var(--teal);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.hero-title {
    font-size: clamp(48px, 10vw, 144px);
    font-weight: 600;
    letter-spacing: -0.04em;
    margin-bottom: 32px;
    line-height: 0.95;
    animation: fadeInUp 1s ease;
}

.hero-title-muted {
    color: var(--gray-lighter);
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 32px);
    color: var(--gray-lighter);
    max-width: 800px;
    margin: 0 auto 64px;
    line-height: 1.4;
    font-weight: 400;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 120px;
    animation: fadeInUp 1s ease 0.4s;
    animation-fill-mode: both;
}

.hero-stats {
    width: 100%;
    max-width: 1100px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    border-top: 1px solid var(--gray-dark);
    padding-top: 64px;
    animation: fadeInUp 1s ease 0.6s;
    animation-fill-mode: both;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--gray-light);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ===========================
   Technology Section
   =========================== */

.technology {
    padding: 160px 0;
    background-color: var(--black);
}

.section-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 96px;
}

.section-header h2 {
    font-size: clamp(40px, 7vw, 80px);
    font-weight: 600;
    margin-bottom: 32px;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.section-header p {
    font-size: clamp(18px, 2.5vw, 28px);
    color: var(--gray-lighter);
    line-height: 1.6;
    font-weight: 400;
}

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

.card {
    background-color: var(--surface);
    border-radius: 32px;
    padding: 40px;
    border: 1px solid #1F1F1F;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    border-color: var(--gray-mid);
}

.card-large {
    grid-column: span 2;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 40px;
}

.card-gradient {
    background: linear-gradient(135deg, var(--surface), #111);
}

.card-wide {
    grid-column: span 2;
}

.card-icon {
    width: 48px;
    height: 48px;
    background-color: var(--gray-dark);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.card-icon svg {
    color: white;
}

.card h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.card p {
    color: var(--gray-lighter);
    line-height: 1.6;
    font-size: 16px;
}

.card-content {
    flex: 1;
    z-index: 10;
}

.card-content h3 {
    font-size: 32px;
}

.card-content p {
    max-width: 500px;
    font-size: 18px;
}

.card-graphic {
    position: relative;
    width: 192px;
    height: 192px;
    flex-shrink: 0;
}

.circle {
    border: 1px solid #222;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
}

.circle-outer {
    width: 192px;
    height: 192px;
}

.circle-middle {
    width: 128px;
    height: 128px;
    border-color: var(--gray-mid);
}

.circle-glow {
    width: 64px;
    height: 64px;
    background-color: var(--teal);
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.5;
}

.card-cost {
    background-color: var(--surface);
}

.card-cost-glow {
    position: absolute;
    top: 0;
    right: 0;
    width: 400px;
    height: 400px;
    background: linear-gradient(to bottom, rgba(32, 163, 184, 0.05), transparent);
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
    transform: translate(50%, -50%);
}

.card-cost-content {
    position: relative;
    z-index: 10;
}

.card-cost-content h3 {
    font-size: 32px;
}

.card-cost-content > p {
    max-width: 600px;
    font-size: 18px;
    margin-bottom: 32px;
}

.cost-comparison {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    border-top: 1px solid #222;
    padding-top: 32px;
}

.cost-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #444;
    margin-bottom: 8px;
}

.cost-label-highlight {
    color: var(--teal);
}

.cost-value {
    font-size: 28px;
    font-weight: 600;
    font-family: 'Courier New', monospace;
    color: var(--gray-light);
}

.cost-strikethrough {
    text-decoration: line-through;
}

.cost-value-highlight {
    font-size: 40px;
    color: white;
}

/* ===========================
   Developers Section
   =========================== */

.developers {
    padding: 160px 0;
    background-color: var(--black);
    border-top: 1px solid #111;
}

.developers-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 96px;
    align-items: center;
}

.developers-content h2 {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 600;
    margin-bottom: 32px;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.developers-subtitle-muted {
    color: #444;
}

.developers-text {
    font-size: clamp(18px, 2vw, 24px);
    color: var(--gray-lighter);
    margin-bottom: 48px;
    line-height: 1.6;
}

.tools-list {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.tool-badge {
    padding: 8px 16px;
    border-radius: 50px;
    border: 1px solid #222;
    color: var(--gray-light);
    font-size: 14px;
    font-weight: 500;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: white;
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.link-arrow:hover {
    color: var(--teal);
}

.link-arrow svg {
    transition: transform 0.3s ease;
}

.link-arrow:hover svg {
    transform: translateX(4px);
}

/* Code Window */
.code-window {
    background-color: var(--surface);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid #1F1F1F;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.code-header {
    display: flex;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid #1F1F1F;
}

.code-dots {
    display: flex;
    gap: 8px;
    margin-right: 16px;
}

.code-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #222;
}

.code-filename {
    font-size: 11px;
    color: #444;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.code-content {
    padding: 32px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.8;
}

.code-line {
    color: #D4D4D4;
}

.code-comment {
    color: var(--gray-light);
}

.code-keyword {
    color: var(--teal);
}

.code-string {
    color: #A2C2CF;
}

.code-indent {
    padding-left: 24px;
}

.code-output {
    color: #444;
    border-left: 2px solid var(--teal);
    padding-left: 12px;
    margin-top: 16px;
    line-height: 1.6;
}

/* ===========================
   CTA Section
   =========================== */

.cta {
    padding: 160px 0;
    position: relative;
    overflow: hidden;
    background-color: var(--black);
    border-top: 1px solid #111;
}

.cta-container {
    text-align: center;
    position: relative;
    z-index: 10;
}

.cta h2 {
    font-size: clamp(40px, 8vw, 100px);
    font-weight: 600;
    margin-bottom: 40px;
    letter-spacing: -0.04em;
}

.cta p {
    font-size: clamp(18px, 2vw, 24px);
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto 64px;
    font-weight: 400;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

/* ===========================
   Footer
   =========================== */

.footer {
    background-color: #050505;
    border-top: 1px solid var(--gray-dark);
    padding: 16px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    /* gap: 48px; */
    /* margin-bottom: 96px; */
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.02em;
    display: block;
    margin-bottom: 24px;
}

.footer-brand p {
    color: #444;
    font-size: 14px;
    line-height: 1.6;
}

.footer-column h4 {
    font-weight: 500;
    margin-bottom: 24px;
    font-size: 16px;
}

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

.footer-column li {
    margin-bottom: 16px;
}

.footer-column a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--teal);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid #111;
    padding-top: 32px;
    color: #444;
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: #444;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

/* ===========================
   Animations
   =========================== */

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================
   Responsive Design
   =========================== */

@media (min-width: 768px) {
    .hero-buttons {
        flex-direction: row;
        gap: 24px;
    }
    
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (max-width: 1024px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .card-large,
    .card-wide {
        grid-column: span 1;
    }
    
    .card-large {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .developers-grid {
        grid-template-columns: 1fr;
        gap: 64px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(12px);
        padding: 24px;
        gap: 24px;
        border-top: 1px solid var(--gray-dark);
    }
    
    .hero {
        padding-top: 160px;
        padding-bottom: 80px;
    }
    
    .technology,
    .developers,
    .cta {
        padding: 80px 0;
    }
    
    .section-header {
        margin-bottom: 64px;
    }
    
    .footer {
        padding: 64px 0;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        margin-bottom: 48px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
}

.desktop-only {
    display: inline;
}

@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }
}