/* 
 * LimeCoaster V3 - Clean & Professional
 */

:root {
    --bg-primary: #0f172a;
    /* Deep Slate Navy */
    --bg-secondary: #1e293b;
    /* Lighter Slate */
    --accent-primary: #2dd4bf;
    /* Teal-400 */
    --accent-secondary: #94fab9;
    /* Mint */
    --text-main: #f8fafc;
    /* Slate-50 */
    --text-muted: #94a3b8;
    /* Slate-400 */
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1,
h2,
h3,
h4 {
    letter-spacing: -0.02em;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

.section-padding {
    padding: 8rem 0;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

nav {
    height: 90px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.8)),
        url('../assets/hero-bg.png') no-repeat center center/cover;
    padding-top: 90px;
}

.hero-content {
    max-width: 900px;
}

.hero h1 {
    font-size: 5rem;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.btn-primary {
    display: inline-block;
    padding: 1rem 3rem;
    background: white;
    color: var(--bg-primary);
    font-weight: 600;
    border-radius: 999px;
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(45, 212, 191, 0.3);
}

/* Competencies Grid (9 Points) */
.competencies {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.grid-9 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    background: var(--bg-primary);
    padding: 3rem;
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.3);
}

.card-number {
    font-family: monospace;
    color: var(--accent-primary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
    opacity: 0.6;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: white;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Technology Highlight */
.technology {
    background: var(--bg-primary);
}

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

.tech-text ul {
    list-style: none;
    margin-top: 2rem;
}

.tech-text li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tech-text li i {
    color: var(--accent-primary);
}

.tech-img img {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-9 {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {

    .grid-9,
    .tech-split {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .section-padding {
        padding: 5rem 0;
    }
}