/* --- MASTER STYLES (GLOBALNE) --- */
:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --text-main: #111827;
    --bg-body: #f8fafc;
    --radius: 8px;
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container { max-width: 1360px; margin: 0 auto; padding: 0 20px; }
a { text-decoration: none; color: inherit; transition: 0.2s; }
ul { list-style: none; margin: 0; padding: 0; }
img { max-width: 100%; display: block; }

/* HEADER & TOP BAR */
.top-bar { background: #1f2937; color: #e5e7eb; font-size: 0.75rem; padding: 8px 0; border-bottom: 1px solid #374151; }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; }
.top-links a { margin-left: 15px; color: #9ca3af; }
.top-links a:hover { color: white; }

header { background: white; border-bottom: 1px solid #e2e8f0; padding: 15px 0; position: sticky; top: 0; z-index: 1000; box-shadow: var(--shadow); }
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-icon-svg { width: 48px; height: 48px; }
.logo-text { font-family: 'Inter', sans-serif; font-weight: 700; font-size: 1.5rem; letter-spacing: -0.5px; line-height: 1; }
.logo-text span { color: var(--primary); }
.logo-ext { font-weight: 400; color: #9ca3af; font-size: 1.1rem; margin-left: 2px; }

.main-nav { display: flex; gap: 25px; font-weight: 600; font-size: 0.95rem; }
.main-nav a { color: #374151; padding: 5px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a.current { color: var(--primary); border-bottom-color: var(--primary); }
.auth-btn { background: var(--primary); color: white; padding: 10px 24px; border-radius: var(--radius); font-weight: 600; font-size: 0.9rem; }
.auth-btn:hover { background: var(--primary-dark); }

/* FOOTER (GLOBAL) */
footer { background: #0b1120; color: #94a3b8; padding: 40px 0 0 0; margin-top: 60px; border-radius: 16px 16px 0 0; font-family: 'Inter', sans-serif; font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-bottom: 40px; padding: 0 20px; }
.footer-col h4 { color: white; font-weight: 700; font-size: 0.9rem; margin-bottom: 15px; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: #94a3b8; transition: 0.2s; font-size: 0.85rem; }
.footer-links a:hover { color: white; text-decoration: underline; }
.footer-bottom { border-top: 1px solid #1e293b; padding: 20px; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; background: #020617; }
.social-icons { display: flex; gap: 10px; align-items: center; }
.social-icon { width: 32px; height: 32px; border: 1px solid #475569; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #cbd5e1; transition: 0.3s; font-size: 0.9rem; }
.social-icon:hover { border-color: white; color: white; background: rgba(255,255,255,0.1); }

@media(max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media(max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; gap: 15px; text-align: center; } }