/* --- VARIABLES & RESET --- */
:root {
    --bg-dark: #f0f9ff;
    --bg-darker: #e0f2fe;
    --text-main: #1e293b;
    --text-muted: #475569;

    --accent-primary: #0284c7;
    --accent-secondary: #2563eb;
    --accent-glow: rgba(37, 99, 235, 0.2);

    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.9);


    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- TYPOGRAPHY --- */
h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- COMPONENTS --- */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--accent-glow);
}

.btn-primary-sm {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 6px;
}

.btn-secondary {
    background: #ffffff;
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover {
    background: #f8fafc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn-block {
    width: 100%;
    margin-top: 1rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

/* --- NAVIGATION --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1.5rem 0;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo .dot {
    color: var(--accent-primary);
}

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

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

.nav-links a:hover {
    color: var(--text-main);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-main);
}

/* --- HERO SECTION --- */
.hero {
    position: relative;
    padding: 12rem 0 6rem 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
    filter: blur(80px);
    z-index: -1;
    opacity: 0.6;
}

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

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

/* Hero Visual & Code Block */
.hero-visual {
    position: relative;
}

.visual-card {
    padding: 1.5rem;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.circle {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.red {
    background: #ff5f56;
}

.yellow {
    background: #ffbd2e;
}

.green {
    background: #27c93f;
}

.file-name {
    margin-left: 10px;
    color: var(--text-muted);
    font-size: 0.85rem;
    font-family: monospace;
}

.code-body {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
    color: #1e293b;
    overflow-x: auto;
}

.keyword {
    color: #8b5cf6;
    font-weight: bold;
}

.function {
    color: #0284c7;
}

.string {
    color: #10b981;
}

.float-card {
    position: absolute;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    animation: float 6s ease-in-out infinite;
}

.platform-ghl {
    top: -20px;
    right: -20px;
    border-left: 4px solid #10b981;
}

.platform-cu {
    bottom: -30px;
    left: -20px;
    border-left: 4px solid #8b5cf6;
    animation-delay: 3s;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-15px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* --- SERVICES --- */
.services {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-desc {
    color: var(--text-muted);
}

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

.service-card {
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.4);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- EXPERTISE --- */
.expertise {
    padding: 6rem 0;
}

.expertise-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 4rem;
}

.expertise-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.expertise-content p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

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

.expertise-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: baseline;
    gap: 12px;
    color: var(--text-muted);
}

.expertise-list li i {
    color: var(--accent-primary);
}

.expertise-list li strong {
    color: var(--text-main);
}

.expertise-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.abstract-shape {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--accent-primary);
    box-shadow: inset 10px 10px 20px rgba(0, 0, 0, 0.2);
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }

    50% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
    }

    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
}

/* --- CONTACT --- */
.contact {
    padding: 4rem 0 8rem 0;
}

.contact-card {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-card h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.contact-card p {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

input,
textarea {
    width: 100%;
    padding: 1rem;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-body);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: #f8fafc;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* --- FOOTER --- */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 3rem 0;
    text-align: center;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.footer-brand {
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.footer-links p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {

    .hero-container,
    .expertise-wrapper {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-visual {
        margin-top: 3rem;
    }

    .float-card {
        display: none;
        /* Hide floating cards on small screens to prevent overflow */
    }
}

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

    .hamburger {
        display: block;
    }

    .form-group {
        grid-template-columns: 1fr;
    }

    .expertise-wrapper {
        padding: 2rem;
    }
}