/* ===========================================
   BLUE MODERN FULL REDESIGN — FINAL VERSION
   =========================================== */

/* THEME COLORS */
:root {
    --bg: #f3f7ff;
    --card: #ffffff;
    --border: #dbe6ff;
    --text: #0f172a;
    --muted: #6b7280;

    --primary: #1e6fff;
    --primary-dark: #195dd6;
    --primary-light: #e8efff;

    --nav-bg: #ffffff;
    --nav-hover: #1e6fff;
}

/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: "Inter", Arial, sans-serif;
    background: linear-gradient(180deg, var(--bg), #ffffff);
    color: var(--text);
    line-height: 1.6;
}

.container {
    width: min(1200px, 92%);
    margin: auto;
}

/* ===========================================
   NAVBAR — NEW STRUCTURE (nav-modern)
   =========================================== */

.nav-modern {
    width: 100%;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 16px rgba(0, 30, 100, 0.08);

    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-inline: 24px;
}

/* LEFT: Logo + Title */
.nav-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.nav-left img {
    width: 52px;
    height: 52px;
    border-radius: 10px;
    object-fit: cover;
}

.nav-left h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-dark);
}

/* LINKS */
.nav-links {
    display: flex;
    gap: 14px;
}

.nav-links a {
    text-decoration: none;
    font-size: 15px;
    background: var(--primary-light);
    padding: 8px 16px;
    border-radius: 8px;
    color: #1e3a8a;
    border: 1px solid var(--border);
    transition: 0.25s ease;
}

.nav-links a:hover {
    background: var(--nav-hover);
    color: white;
    transform: translateY(-2px);
}

.nav-links a.logout {
    background: #ffe4e6;
    border-color: #fecdd3;
    color: #b91c1c;
}
.nav-links a.logout:hover {
    background: #dc2626;
    color: white;
}

/* ===========================================
   HERO
   =========================================== */

.hero {
    margin-top: 40px;
    background: var(--card);
    padding: 32px;
    border-radius: 18px;
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 30px;
    box-shadow: 0 8px 26px rgba(0, 37, 89, 0.06);
}

.hero-left h2 {
    font-size: 34px;
    font-weight: 800;
    color: var(--primary-dark);
}

.hero-left p {
    max-width: 75%;
    color: var(--muted);
}

.btn {
    margin-top: 18px;
    display: inline-block;
    padding: 12px 22px;
    background: var(--primary);
    color: white;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 8px 20px rgba(30, 111, 255, 0.25);
}

.hero-right img {
    width: 100%;
    height: 260px;
    border-radius: 14px;
    object-fit: cover;
    box-shadow: 0 10px 26px rgba(0, 51, 102, 0.10);
}

/* ===========================================
   INFO CARDS
   =========================================== */

.info-cards {
    margin-top: 26px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.info-cards article {
    background: var(--card);
    padding: 22px;
    border-radius: 14px;
    border: 1px solid var(--border);
    box-shadow: 0 6px 16px rgba(0, 43, 104, 0.05);
}

.info-cards h4 {
    color: var(--primary-dark);
    margin-bottom: 6px;
}

/* ===========================================
   FORM ELEMENTS
   =========================================== */

input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
}

/* ===========================================
   TABLE
   =========================================== */

table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 12px;
    overflow: hidden;
    background: var(--card);
}

table th {
    background: #e8efff;
    color: var(--primary-dark);
    padding: 12px;
}

table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

/* FOOTER */
.site-footer {
    margin-top: 40px;
    padding: 22px 0;
    text-align: center;
    color: var(--muted);
    border-top: 1px solid var(--border);
}

/* ===========================================
   RESPONSIVE
   =========================================== */

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 780px) {
    .nav-modern {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }
    .nav-links {
        flex-wrap: wrap;
        gap: 10px;
    }
}

@media (max-width: 700px) {
    .info-cards {
        grid-template-columns: 1fr;
    }
}