:root {
    --navy-darkest: #0b1826;
    --navy-dark: #10233b;
    --navy: #16304f;
    --navy-light: #1e3f66;
    --cyan: #35b6d6;
    --cyan-light: #7fd4e8;
    --blue-cta: #1e7fd1;
    --blue-cta-hover: #1668ac;
    --text-light: #f4f7fb;
    --text-muted: #b7c4d6;
    --border-soft: rgba(255, 255, 255, 0.12);
    --radius: 6px;
    --font: "Segoe UI", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font);
    background: #eef2f7;
    color: #1c2b3a;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ---------- Topbar / Navbar ---------- */
.navbar {
    background: linear-gradient(90deg, var(--navy-darkest), var(--navy-dark));
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    height: 72px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    letter-spacing: 0.5px;
    color: var(--text-light);
}

.navbar__logo .accent {
    color: var(--cyan);
}

.navbar__logo .badge {
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 1px;
    color: var(--cyan-light);
    border: 1px solid var(--cyan-light);
    border-radius: 3px;
    padding: 2px 6px;
    text-transform: uppercase;
}

.navbar__links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.navbar__links a {
    color: var(--text-muted);
    font-size: 14.5px;
    font-weight: 600;
    padding: 8px 2px;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
}

.navbar__links a:hover,
.navbar__links a.active {
    color: var(--text-light);
    border-bottom-color: var(--cyan);
}

.navbar__user {
    display: flex;
    align-items: center;
    gap: 14px;
}

.navbar__user .user-name {
    color: var(--text-light);
    font-size: 14px;
    font-weight: 600;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--border-soft);
    color: var(--text-muted);
    padding: 7px 14px;
    border-radius: var(--radius);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.btn-logout:hover {
    border-color: var(--cyan);
    color: var(--text-light);
}

/* ---------- Page header (hero-ish, smaller than site) ---------- */
.page-header {
    background: linear-gradient(120deg, var(--navy-darkest), var(--navy) 70%);
    color: var(--text-light);
    padding: 40px 32px;
}

.page-header h1 {
    margin: 0 0 6px 0;
    font-size: 28px;
    font-weight: 800;
}

.page-header p {
    margin: 0;
    color: var(--text-muted);
    font-size: 15px;
}

.eyebrow {
    display: inline-block;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-soft);
    color: var(--cyan-light);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 5px 10px;
    border-radius: 3px;
    margin-bottom: 14px;
}

/* ---------- Content container ---------- */
.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 32px;
}

/* ---------- Cards ---------- */
.card {
    background: #ffffff;
    border-radius: var(--radius);
    border: 1px solid #e1e7ef;
    padding: 22px;
    box-shadow: 0 1px 3px rgba(16, 35, 59, 0.06);
}

.grid {
    display: grid;
    gap: 20px;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 900px) {
    .grid-3, .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* ---------- Zone tiles on dashboard ---------- */
.zone-tile {
    display: block;
    background: linear-gradient(160deg, var(--navy-dark), var(--navy));
    color: var(--text-light);
    border-radius: 8px;
    padding: 26px;
    border: 1px solid var(--border-soft);
    transition: transform 0.15s, box-shadow 0.15s;
}

.zone-tile:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(16, 35, 59, 0.25);
}

.zone-tile .icon {
    font-size: 26px;
    color: var(--cyan);
    margin-bottom: 12px;
}

.zone-tile h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
}

.zone-tile p {
    margin: 0;
    color: var(--text-muted);
    font-size: 13.5px;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 14px;
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--blue-cta);
    color: #fff;
}

.btn-primary:hover {
    background: var(--blue-cta-hover);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--navy-light);
    color: var(--navy);
}

.btn-outline:hover {
    background: var(--navy);
    color: #fff;
}

/* ---------- Forms ---------- */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d3dbe6;
    border-radius: var(--radius);
    font-size: 14px;
    font-family: var(--font);
}

.form-control:focus {
    outline: none;
    border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(53, 182, 214, 0.15);
}

/* ---------- Login page ---------- */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 30% 20%, var(--navy) 0%, var(--navy-darkest) 65%);
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: #ffffff;
    border-radius: 10px;
    padding: 36px 32px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.login-card .logo {
    text-align: center;
    font-weight: 800;
    font-size: 22px;
    color: var(--navy);
    margin-bottom: 4px;
}

.login-card .logo .accent {
    color: var(--cyan);
}

.login-card .subtitle {
    text-align: center;
    color: #7c8798;
    font-size: 13.5px;
    margin-bottom: 26px;
}

/* ---------- Tables ---------- */
table.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

table.data-table th {
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--navy-dark);
    color: #cfe0ee;
    padding: 12px 14px;
}

table.data-table td {
    padding: 12px 14px;
    border-bottom: 1px solid #edf1f6;
    font-size: 14px;
}

table.data-table tr:hover td {
    background: #f6f9fc;
}

table.data-table.nowrap-table td,
table.data-table.nowrap-table th {
    white-space: nowrap;
}

/* ---------- Messages ---------- */
.messages {
    list-style: none;
    margin: 0 0 20px 0;
    padding: 0;
}

.messages li {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
}

.messages .success {
    background: #e4f7ec;
    color: #1a7a44;
    border: 1px solid #b9ecce;
}

.messages .error {
    background: #fdeaea;
    color: #b3261e;
    border: 1px solid #f5c2c0;
}

.section-title {
    font-size: 20px;
    font-weight: 800;
    color: var(--navy);
    margin: 0 0 18px 0;
}

.text-muted {
    color: #7c8798;
    font-size: 13.5px;
}