/* -------------------------------------------------
   Global reset & variables
   ------------------------------------------------- */
* { margin:0; padding:0; box-sizing:border-box; }
:root {
    --primary:#00CED1;
    --secondary:#FF6B6B;
    --accent:#FFD93D;
    --dark:#2C3E50;
    --light:#F8F9FA;
    --background:#1E1E1E;
    --text-color:#fff;
    --paradise-gradient:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
}

/* -------------------------------------------------
   Base page styles
   ------------------------------------------------- */
body {
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height:1.6;
    color:var(--text-color);
    background:var(--background);
    min-height:100vh;
    display:flex;
    flex-direction:column;
}
.container { max-width:1200px; margin:auto; padding:0 20px; }

/* -------------------------------------------------
   Navigation
   ------------------------------------------------- */
.navbar {
    background:rgba(30,30,30,0.95);
    box-shadow:0 2px 20px rgba(0,0,0,.1);
    position:sticky; top:0; z-index:1000;
}
.nav-container {
    max-width:1200px; margin:auto; padding:1rem 20px;
    display:flex; justify-content:space-between; align-items:center;
}
.logo-text {
    font-size:1.5rem; font-weight:bold;
    background:var(--paradise-gradient);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.nav-menu { display:flex; list-style:none; gap:2rem; }
.nav-link {
    color:var(--text-color); text-decoration:none; padding:.5rem 1rem;
    border-radius:25px; transition:.3s;
}
.nav-link:hover,
.nav-link.active {
    background:var(--paradise-gradient);
    color:#fff; transform:translateY(-2px);
}
.hamburger { display:none; flex-direction:column; cursor:pointer; }
.hamburger span {
    width:25px; height:3px; background:var(--text-color);
    margin:3px 0; transition:.3s;
}

/* -------------------------------------------------
   Hero
   ------------------------------------------------- */
.hero {
    background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
    color:#fff; text-align:center; padding:100px 20px;
    position:relative; overflow:hidden;
}
.hero-title { font-size:3.5rem; margin-bottom:1rem; animation:fadeInUp 1s ease; }
.hero-subtitle { font-size:1.3rem; margin-bottom:2rem; animation:fadeInUp 1s ease .2s backwards; }
.hero-buttons { display:flex; gap:1rem; justify-content:center; animation:fadeInUp 1s ease .4s backwards; }
.btn { padding:12px 30px; border-radius:25px; text-decoration:none; font-weight:bold; transition:.3s; display:inline-block; border:none; cursor:pointer; }
.btn-primary { background:var(--accent); color:var(--dark); }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 10px 20px rgba(0,0,0,.2); }
.btn-secondary { background:transparent; color:#fff; border:2px solid #fff; }
.btn-secondary:hover { background:#fff; color:var(--dark); }
.wave-divider { position:absolute; bottom:0; left:0; width:100%; overflow:hidden; line-height:0; }
.wave-divider svg { display:block; width:calc(100% + 1.3px); height:60px; fill:#fff; }

/* -------------------------------------------------
   Features
   ------------------------------------------------- */
.features { padding:80px 20px; background:#222; }
.features h2 {
    text-align:center; font-size:2.5rem; margin-bottom:3rem;
    background:var(--paradise-gradient);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.feature-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:2rem; }
.feature-card {
    background:#333; padding:2rem; border-radius:15px; text-align:center;
    transition:transform .3s;
}
.feature-card:hover { transform:translateY(-10px); }
.feature-icon { font-size:3rem; margin-bottom:1rem; }

/* -------------------------------------------------
   Page header (used on staff / download / register)
   ------------------------------------------------- */
.page-header {
    background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
    color:#fff; text-align:center; padding:60px 20px;
}
.page-header h1 { font-size:2.5rem; margin-bottom:.5rem; }

/* -------------------------------------------------
   Staff page
   ------------------------------------------------- */
.staff-section { padding:60px 20px; background:#222; }
.staff-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:2rem;
}
.staff-card {
    background:#333; border-radius:15px; padding:2rem; text-align:center;
    box-shadow:0 5px 15px rgba(0,0,0,.1); transition:transform .3s;
}
.staff-card:hover { transform:translateY(-5px); }
.staff-avatar { font-size:3rem; margin-bottom:1rem; }
.staff-role {
    display:inline-block; padding:5px 15px; border-radius:20px;
    font-size:.9rem; margin:.5rem 0;
}
.staff-card.admin .staff-role { background:linear-gradient(135deg,#667eea 0%,#764ba2 100%); color:#fff; }
.staff-card.moderator .staff-role { background:linear-gradient(135deg,#56CCF2 0%,#2F80ED 100%); color:#fff; }
.staff-card.support .staff-role { background:linear-gradient(135deg,#FFA07A 0%,#FF6347 100%); color:#fff; }

/* -------------------------------------------------
   Download page
   ------------------------------------------------- */
.download-section { padding:60px 20px; background:#222; }
.download-container { max-width:800px; margin:auto; }
.download-card {
    background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
    color:#fff; padding:3rem; border-radius:20px; text-align:center; margin-bottom:2rem;
}
.version { font-size:1.2rem; margin-bottom:2rem; opacity:.9; }
.requirements { list-style:none; margin-bottom:2rem; text-align:left; display:inline-block; }
.requirements li { margin-bottom:.5rem; }
.btn-download {
    background:var(--accent); color:var(--dark);
    font-size:1.1rem; padding:15px 40px;
}
.btn-download:hover { transform:translateY(-3px); box-shadow:0 10px 30px rgba(0,0,0,.3); }
.download-info { margin-top:1rem; opacity:.9; }
.alternative-downloads {
    background:#333; padding:2rem; border-radius:15px; margin-bottom:2rem;
}
.download-options {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:1rem; margin-top:1rem;
}
.download-option {
    display:flex; align-items:center; gap:1rem; padding:1rem;
    background:#444; border-radius:10px;
}
.os-icon { font-size:2rem; }
.download-link { color:var(--primary); text-decoration:none; }
.download-link:hover { text-decoration:underline; }
.installation-guide {
    background:#333; padding:2rem; border-radius:15px;
}
.installation-guide ol { margin-top:1rem; padding-left:1.5rem; }
.installation-guide li { margin-bottom:.5rem; }

/* -------------------------------------------------
   Register page
   ------------------------------------------------- */
.register-section { padding:60px 20px; background:#222; }
.register-container {
    max-width:900px; margin:auto;
    display:grid; grid-template-columns:1fr 1fr; gap:3rem;
}
.register-form {
    background:#333; padding:2rem; border-radius:15px;
    box-shadow:0 5px 20px rgba(0,0,0,.1);
}
.register-form h2 {
    margin-bottom:1.5rem;
    background:var(--paradise-gradient);
    -webkit-background-clip:text;
    -webkit-text-fill-color:transparent;
}
.form-group { margin-bottom:1.5rem; }
.form-group label { display:block; margin-bottom:.5rem; font-weight:500; }
.form-group input {
    width:100%; padding:10px; border:2px solid #444;
    border-radius:8px; font-size:1rem; transition:border-color .3s;
    background:#111; color:#fff;
}
.form-group input:focus { outline:none; border-color:var(--primary); }
.form-group.checkbox { display:flex; align-items:center; gap:.5rem; }
.form-group.checkbox input { width:auto; }
.btn-register {
    width:100%; background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);
    color:#fff; font-size:1.1rem; padding:12px; margin-top:1rem;
}
.btn-register:hover { transform:translateY(-2px); box-shadow:0 5px 15px rgba(0,0,0,.2); }
.login-link { text-align:center; margin-top:1rem; }
.login-link a { color:var(--primary); text-decoration:none; }
.benefits {
    background:#333; padding:2rem; border-radius:15px;
}
.benefits h3 { margin-bottom:1.5rem; }
.benefits ul { list-style:none; }
.benefits li { margin-bottom:1rem; padding-left:1rem; }

/* -------------------------------------------------
   Footer
   ------------------------------------------------- */
.footer {
    background:var(--dark); color:#fff; text-align:center;
    padding:2rem 20px; margin-top:auto;
}
.social-links { margin-top:1rem; display:flex; justify-content:center; gap:2rem; }
.social-links a { color:#fff; text-decoration:none; transition:color .3s; }
.social-links a:hover { color:var(--primary); }

/* -------------------------------------------------
   Animations & responsive tweaks
   ------------------------------------------------- */
@keyframes fadeInUp {
    from { opacity:0; transform:translateY(30px); }
    to   { opacity:1; transform:translateY(0); }
}
@media (max-width:768px) {
    .nav-menu {
        position:fixed; left:-100%; top:70px;
        flex-direction:column; background:#333; width:100%;
        text-align:center; transition:.3s; box-shadow:0 10px 27px rgba(0,0,0,.05);
        padding:2rem 0;
    }
    .nav-menu.active { left:0; }
    .hamburger { display:flex; }
    .hero-title { font-size:2rem; }
    .hero-buttons { flex-direction:column; align-items:center; }
    .register-container { grid-template-columns:1fr; }
    .staff-grid { grid-template-columns:1fr; }
}