:root {
    --primary: #2C3E50;
    --secondary: #BDC3C7;
    --accent-1: #1ABC9C;
    --accent-2: #F39C12;
    --white: #FFFFFF;
    --bg-light: #F8F9FA;
    --text-main: #34495E;
    --font-heading: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-body: 'Georgia', serif;
    --spacing: 8px;
}

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

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

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 calc(var(--spacing) * 4);
}

h1, h2, h3 {
    color: var(--primary);
    font-weight: 700;
    text-transform: none;
    margin-bottom: calc(var(--spacing) * 3);
}

h1 { font-size: 3.5rem; line-height: 1.1; }
h2 { font-size: 2.5rem; border-bottom: 2px solid var(--accent-1); display: inline-block; padding-bottom: 5px; margin-top: 40px; }
h3 { font-size: 1.5rem; }

p {
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin-bottom: calc(var(--spacing) * 2);
    color: #555;
}

.section-padding { padding: 100px 0; }

/* Header & Nav */
header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -1px;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary);
    margin-left: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: color 0.3s;
}

.nav-links a:hover { color: var(--accent-1); }

/* Hero */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(44, 62, 80, 0.7), rgba(44, 62, 80, 0.7)), url('../images/hero.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--white);
    text-align: center;
}

.hero-content { max-width: 800px; margin: 0 auto; }
.hero h1 { color: var(--white); }

/* Grid & Cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background: var(--bg-light);
    padding: 40px;
    border: 1px solid var(--secondary);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    margin-bottom: 20px;
}

/* Timeline */
.timeline {
    position: relative;
    padding: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    width: 2px;
    height: 100%;
    background: var(--secondary);
}

.timeline-item {
    width: 45%;
    margin-bottom: 40px;
    position: relative;
}

.timeline-item:nth-child(even) { margin-left: auto; }

/* Table */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 30px;
}

.data-table th, .data-table td {
    padding: 15px;
    border: 1px solid var(--secondary);
    text-align: left;
}

.data-table th { background: var(--primary); color: var(--white); }

/* Footer */
footer {
    background: var(--primary);
    color: var(--secondary);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 0.8rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 35px;
    background: var(--accent-1);
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: var(--accent-2);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Cookie Banner */
#cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--primary);
    color: var(--white);
    padding: 20px;
    display: none;
    z-index: 9999;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.cookie-btns { margin-top: 15px; }
.cookie-btns button, .cookie-btns a {
    margin-right: 10px;
    padding: 8px 20px;
    cursor: pointer;
}

@media (max-width: 992px) {
    .grid-3 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    h1 { font-size: 2.5rem; }
}