/* Sayel Elektrik - Design System */

:root {
    /* Colors */
    --primary: #0066FF;
    /* Modern Electric Blue */
    --primary-dark: #0044CC;
    --secondary: #FFCC00;
    /* Power Yellow (Accent) */
    --dark: #0F172A;
    /* Deep Slate Blue (Main Dark) */
    --light: #F8FAFC;
    --text-main: #334155;
    --text-muted: #64748B;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);

    /* Typography */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Effects */
    --shadow-soft: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(0, 102, 255, 0.3);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    background-color: var(--light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--dark);
    font-weight: 700;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* --- Container --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    gap: 10px;
    border: none;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--dark);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(255, 204, 0, 0.3);
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

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

/* --- Section Styling --- */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

/* --- Navbar --- */
header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 30px;
}

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

/* --- Hero Section --- */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--primary);
    filter: blur(150px);
    opacity: 0.15;
    top: -100px;
    right: -100px;
}

.hero h1 {
    color: white;
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 600px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    /* Mobile Hero Buttons */
    .hero .flex-wrap,
    .lp-hero div[style*="display: flex"] {
        flex-direction: column;
        width: 100%;
    }

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