/* ============================================================
   common.css — shared base styles for all Agma pages
   ============================================================ */

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

/* Design tokens */
:root {
    --primary-dark:  #1a237e;
    --primary-light: #3949ab;
    --accent-gold:   #ffd54f;
    --accent-amber:  #ffb74d;
    --bg-light:      #f5f5f5;
    --bg-white:      #ffffff;
    --text-dark:     #212121;
    --text-light:    #666666;
    --border-light:  #e0e0e0;
    --success:       #4caf50;
}

/* Base */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

/* ── Header & Navigation ── */
header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

header nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: white;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap;
}

nav a {
    color: white;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--accent-gold);
}

nav a.active {
    color: var(--accent-gold);
    border-bottom: 2px solid var(--accent-gold);
    padding-bottom: 2px;
}

/* ── Inline code ── */
code {
    background: var(--primary-dark);
    color: var(--accent-gold);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

/* ── Footer ── */
footer {
    background: var(--primary-dark);
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

footer p {
    margin-bottom: 0.5rem;
}

footer a {
    color: var(--accent-gold);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* ── Shared keyframes ── */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes sparkle {
    0%, 100% { opacity: 0.3; }
    50%       { opacity: 1; }
}

/* ── Responsive: shared nav/header breakpoints ── */
@media (max-width: 768px) {
    nav ul {
        gap: 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    header {
        padding: 1rem;
    }

    nav {
        flex-direction: column;
        gap: 1rem;
    }

    nav ul {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }

    .logo {
        font-size: 1.2rem;
    }
}