/* ==================== CSS RESET & BASE STYLES ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --color-primary: #0070f3;
    --color-secondary: #7c3aed;
    --color-accent: #10b981;
    --color-highlight: #f59e0b;
    --color-dark: #0f172a;
    --color-white: #ffffff;
    --color-light-gray: #f8fafc;
    --color-gray: #64748b;
    --font-primary: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI",
        sans-serif;
    --font-display: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI",
        sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 112, 243, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 112, 243, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 112, 243, 0.2);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* ==================== TYPOGRAPHY ==================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-secondary)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-primary);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-dark);
}

p {
    margin-bottom: 1rem;
    color: #555;
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-secondary)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 112, 243, 0.2));
}

.logo i {
    color: var(--color-secondary);
    -webkit-text-fill-color: var(--color-secondary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-menu a:hover {
    color: var(--color-secondary);
}

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

.nav-menu .btn-primary::after {
    display: none;
}

.nav-menu .btn-primary:hover {
    color: var(--color-white);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        135deg,
        rgba(0, 107, 166, 0.05) 0%,
        rgba(4, 150, 255, 0.05) 100%
    );
    position: relative;
    overflow: hidden;
    padding: 6rem 2rem 4rem;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle,
        rgba(4, 150, 255, 0.1) 0%,
        transparent 70%
    );
    animation: float 20s ease-in-out infinite;
}

.hero::after {
    content: "";
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle,
        rgba(255, 188, 66, 0.1) 0%,
        transparent 70%
    );
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
}

.hero-content {
    max-width: 900px;
    text-align: center;
    position: relative;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-domain {
    display: inline-block;
    padding: 0.6rem 1.8rem;
    background: var(--color-white);
    border-radius: 50px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.hero-domain span {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 700;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-highlight)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h1 {
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--color-gray);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
}

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

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

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

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

/* ==================== SECTIONS ==================== */
section {
    padding: 5rem 2rem;
    position: relative;
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-subtitle {
    color: var(--color-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

/* ==================== KEY FEATURES ==================== */
.features {
    background: var(--color-light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 2px 12px rgba(0, 112, 243, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(
        90deg,
        var(--color-primary),
        var(--color-secondary)
    );
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.feature-card:nth-child(1) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(0, 107, 166, 0.1),
        rgba(4, 150, 255, 0.1)
    );
    color: var(--color-primary);
}

.feature-card:nth-child(2) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(4, 150, 255, 0.1),
        rgba(255, 188, 66, 0.1)
    );
    color: var(--color-secondary);
}

.feature-card:nth-child(3) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(255, 188, 66, 0.1),
        rgba(216, 17, 89, 0.1)
    );
    color: var(--color-accent);
}

.feature-card:nth-child(4) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(216, 17, 89, 0.1),
        rgba(143, 45, 86, 0.1)
    );
    color: var(--color-highlight);
}

.feature-card:nth-child(5) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(143, 45, 86, 0.1),
        rgba(0, 107, 166, 0.1)
    );
    color: var(--color-dark);
}

.feature-card:nth-child(6) .feature-icon {
    background: linear-gradient(
        135deg,
        rgba(0, 107, 166, 0.1),
        rgba(255, 188, 66, 0.1)
    );
    color: var(--color-primary);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--color-gray);
}

/* ==================== WHY BUY ==================== */
.why-buy {
    background: var(--color-white);
}

.why-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-secondary)
    );
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.why-image::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.2) 0%,
        transparent 70%
    );
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.why-list {
    list-style: none;
}

.why-list li {
    padding: 1.5rem;
    margin-bottom: 1rem;
    background: var(--color-light-gray);
    border-radius: 15px;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition);
}

.why-list li:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.why-list i {
    color: var(--color-secondary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.why-list strong {
    color: var(--color-primary);
    display: block;
    margin-bottom: 0.25rem;
}

/* ==================== MARKET POTENTIAL ==================== */
.market {
    background: linear-gradient(
        135deg,
        var(--color-primary) 0%,
        var(--color-secondary) 100%
    );
    color: var(--color-white);
}

.market .section-subtitle {
    color: var(--color-accent);
}

.market h2 {
    color: var(--color-white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: scale(1.05);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    font-family: var(--font-display);
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--color-white);
}

.market-description {
    max-width: 800px;
    margin: 3rem auto 0;
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
}

/* ==================== USE CASES ==================== */
.use-cases {
    background: var(--color-light-gray);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.use-case-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0, 112, 243, 0.08);
    transition: var(--transition);
}

.use-case-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.use-case-header {
    padding: 2.5rem 2rem 1.5rem;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-secondary)
    );
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.use-case-card:nth-child(2) .use-case-header {
    background: linear-gradient(
        135deg,
        var(--color-secondary),
        var(--color-accent)
    );
}

.use-case-card:nth-child(3) .use-case-header {
    background: linear-gradient(
        135deg,
        var(--color-accent),
        var(--color-highlight)
    );
}

.use-case-card:nth-child(4) .use-case-header {
    background: linear-gradient(
        135deg,
        var(--color-highlight),
        var(--color-dark)
    );
}

.use-case-card:nth-child(5) .use-case-header {
    background: linear-gradient(
        135deg,
        var(--color-dark),
        var(--color-primary)
    );
}

.use-case-card:nth-child(6) .use-case-header {
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-highlight)
    );
}

.use-case-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.use-case-header h3 {
    color: var(--color-white);
    margin-bottom: 0;
}

.use-case-body {
    padding: 2rem;
}

.use-case-body p {
    margin-bottom: 1.5rem;
}

.use-case-features {
    list-style: none;
}

.use-case-features li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray);
}

.use-case-features i {
    color: var(--color-secondary);
    font-size: 0.8rem;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    background: linear-gradient(
        135deg,
        rgba(0, 107, 166, 0.05) 0%,
        rgba(216, 17, 89, 0.05) 100%
    );
    text-align: center;
}

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

.cta-section h2 {
    margin-bottom: 1.5rem;
}

.cta-section p {
    font-size: 1.2rem;
    color: var(--color-gray);
    margin-bottom: 3rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--color-white);
    border-radius: 50px;
    box-shadow: 0 2px 10px rgba(0, 112, 243, 0.08);
}

.contact-item i {
    color: var(--color-secondary);
    font-size: 1.5rem;
}

.contact-item span {
    color: var(--color-primary);
    font-weight: 600;
}

/* ==================== FOOTER ==================== */
footer {
    background: var(--color-dark);
    color: var(--color-white);
    padding: 3rem 2rem 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(
        135deg,
        var(--color-secondary),
        var(--color-accent)
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    max-width: 600px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-accent);
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.social-links a {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--color-secondary);
    transform: translateY(-5px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: var(--color-white);
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

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

    .why-image {
        order: -1;
        height: 300px;
        font-size: 5rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
    }

    .contact-info {
        flex-direction: column;
        align-items: stretch;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

/* ==================== ANIMATIONS ==================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== UTILITY CLASSES ==================== */
.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 4rem;
}

.mb-4 {
    margin-bottom: 4rem;
}