:root {
    --primary: #2e7d32;
    --primary-light: #4caf50;
    --primary-dark: #1b5e20;
    --accent: #fbc02d;
    --bg-color: #f1f8e9;
    --text-main: #222;
    --text-muted: #555;
    --white: #fff;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

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

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 20px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
    transition: all 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-dark);
    text-decoration: none;
}

.logo-icon {
    font-size: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    margin-left: 30px;
    transition: color 0.3s ease;
}

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

.btn-login {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(46, 125, 50, 0.3);
    transition: all 0.3s ease;
}

.btn-login:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(46, 125, 50, 0.4);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 120px 20px 60px;
    background: radial-gradient(circle at top right, rgba(76, 175, 80, 0.15) 0%, rgba(241, 248, 233, 0) 60%),
                radial-gradient(circle at bottom left, rgba(251, 192, 45, 0.1) 0%, rgba(241, 248, 233, 0) 50%);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1.1;
    margin-bottom: 20px;
    max-width: 900px;
    letter-spacing: -1px;
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin-bottom: 40px;
}

/* Roles Grid */
.roles-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 10;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2rem;
    color: var(--primary-dark);
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.role-card {
    background: var(--white);
    border-radius: 24px;
    padding: 40px 30px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,0.03);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.role-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 6px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.role-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(46, 125, 50, 0.15);
}

.role-card:hover::before {
    opacity: 1;
}

.role-icon {
    font-size: 64px;
    margin-bottom: 20px;
    background: var(--bg-color);
    width: 120px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: transform 0.4s ease;
}

.role-card:hover .role-icon {
    transform: scale(1.1) rotate(5deg);
}

.role-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 15px;
}

.role-desc {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 25px;
    flex-grow: 1;
}

.role-action {
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.role-card:hover .role-action {
    opacity: 1;
    gap: 10px;
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: rgba(255,255,255,0.8);
    text-align: center;
    padding: 40px 20px;
    margin-top: 80px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 768px) {
    header { padding: 15px 20px; }
    .hero h1 { font-size: 2.5rem; }
    .hero { padding-top: 100px; }
    .nav-links { display: none; }
}

/* Floating Elements for BG */
.floating-element {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    z-index: 0;
    opacity: 0.5;
}
.float-1 {
    width: 300px; height: 300px;
    background: var(--primary-light);
    top: 10%; left: -100px;
}
.float-2 {
    width: 400px; height: 400px;
    background: var(--accent);
    bottom: -100px; right: -150px;
    opacity: 0.2;
}