@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap');

:root,
:root[data-theme="light"] {
    color-scheme: light;
    --brand-primary: #004b87;
    --brand-primary-strong: #004b87;
    --brand-accent: #31a2c9;
    --brand-gradient: linear-gradient(135deg, #004b87 0%, #32476d 62%, #31a2c9 100%);
    --bg-page: #f0f2f7;
    --bg-surface: #ffffff;
    --bg-soft: #f7f9fc;
    --bg-input: #ffffff;
    --text-main: #1a2332;
    --text-soft: #4a5568;
    --text-muted: #8a96a8;
    --border-soft: #dde3ee;
    --border-strong: #c8d0e0;
    --success: #2d8a4e;
    --success-bg: #ecfdf5;
    --warning: #d97706;
    --warning-bg: #fff7e8;
    --danger: #c0392b;
    --danger-bg: #fef2f2;
    --shadow-card: 0 10px 30px rgba(1, 78, 138, 0.08);
    --shadow-focus: 0 0 0 3px rgba(49, 162, 201, 0.25);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
}

:root[data-theme="dark"] {
    color-scheme: dark;
    --brand-primary: #31a2c9;
    --brand-primary-strong: #31a2c9;
    --brand-accent: #5bc4e8;
    --brand-gradient: linear-gradient(135deg, #0a2540 0%, #014e8a 60%, #31a2c9 100%);
    --bg-page: #0d1520;
    --bg-surface: #152032;
    --bg-soft: #1c2a40;
    --bg-input: #101a29;
    --text-main: #e8edf5;
    --text-soft: #b8c5d8;
    --text-muted: #7c8da8;
    --border-soft: #2a3a55;
    --border-strong: #3f5270;
    --success: #66d28b;
    --success-bg: #052e1a;
    --warning: #ffd36c;
    --warning-bg: #2b1d04;
    --danger: #ff8d8d;
    --danger-bg: #320b0b;
    --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.32);
    --shadow-focus: 0 0 0 3px rgba(49, 162, 201, 0.35);
}

* { box-sizing: border-box; }
html { background: var(--bg-page); }
body {
    margin: 0;
    font-family: "Quicksand", "Inter", "Segoe UI", sans-serif;
    color: var(--text-main);
    background:
        radial-gradient(circle at top left, rgba(42, 172, 184, 0.08), transparent 28rem),
        var(--bg-page);
    min-height: 100vh;
    position: relative;
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image: url("../img/pattern-azul.png");
    background-repeat: repeat;
    background-size: 520px auto;
    opacity: 0.035;
}
:root[data-theme="dark"] body::before {
    background-image: url("../img/pattern-branco.png");
    opacity: 0.03;
}
body > * { position: relative; z-index: 1; }
a { color: var(--brand-primary); text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { margin: 0; color: var(--text-main); }
p { color: var(--text-soft); }

.shell {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    min-height: 100vh;
}
.sidebar {
    background: var(--brand-gradient);
    color: #fff;
    padding: 28px 22px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    border-right: 1px solid rgba(255,255,255,.08);
}
.sidebar-top { display: grid; gap: 18px; }
.brand-mark {
    padding: 16px;
    border-radius: 18px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.14);
}
.brand-logo { max-width: 170px; }
.brand { font-size: 32px; font-weight: 700; color: #fff; }
.brand-subtitle { color: rgba(255,255,255,.76); line-height: 1.5; margin-top: 6px; }
.menu { display: grid; gap: 10px; }
.menu a {
    color: #fff;
    padding: 13px 15px;
    border-radius: 14px;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.08);
    font-weight: 600;
}
.menu a:hover { background: rgba(255,255,255,.16); }
.sidebar-footer {
    margin-top: auto;
    display: grid;
    gap: 12px;
}
.user-chip {
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,.1);
    color: #fff;
}
.btn-ghost {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,.18);
    color: #fff;
    background: rgba(255,255,255,.08);
}

.content { padding: 28px; overflow-x: hidden; }
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    padding: 20px 24px;
    margin-bottom: 22px;
    border-radius: var(--radius-lg);
    background: var(--brand-gradient);
    box-shadow: var(--shadow-card);
}
.topbar h1 { color: #fff; font-size: 28px; }
.eyebrow {
    color: rgba(255,255,255,.72);
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: 12px;
    margin-bottom: 6px;
}
.theme-toggle {
    border: 1px solid rgba(255,255,255,.18);
    background: rgba(255,255,255,.08);
    color: #fff;
    padding: 10px 14px;
    border-radius: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font: inherit;
}
.theme-toggle strong { font-size: 14px; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 20px;
}
.page-header h1 { font-size: 30px; margin-bottom: 8px; }
.page-header p { margin: 0; }

.panel, .metric-card, .login-card {
    background: var(--bg-surface);
    color: var(--text-main);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}
.panel { padding: 22px; }
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 22px;
}
.metric-card {
    padding: 22px;
    background:
        linear-gradient(180deg, rgba(49,162,201,.08), transparent 55%),
        var(--bg-surface);
}
.metric-label {
    display: block;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--text-muted);
    margin-bottom: 14px;
}
.metric-card strong {
    display: block;
    font-size: 42px;
    line-height: 1;
    color: var(--brand-primary);
}
.panel-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 18px;
}

.chart-wrap {
    position: relative;
    height: 280px;
    margin-top: 14px;
    padding: 10px;
    border-radius: 16px;
    background: var(--bg-soft);
    border: 1px solid var(--border-soft);
}
.chart-wrap.tall { height: 340px; }
.chart-wrap.medium { height: 250px; }
.chart-wrap canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}
.form-grid.single-column { grid-template-columns: 1fr; max-width: 560px; }
.form-grid.compact { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.form-grid label {
    display: grid;
    gap: 8px;
    color: var(--text-soft);
    font-size: 14px;
    font-weight: 600;
}
input, select, textarea {
    width: 100%;
    font: inherit;
    color: var(--text-main);
    background: var(--bg-input);
    border: 1.5px solid var(--border-soft);
    border-radius: 12px;
    padding: 12px 14px;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--brand-primary);
    box-shadow: var(--shadow-focus);
}
.full-width { grid-column: 1 / -1; }
.form-actions, .inline-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary, .btn-secondary, button {
    border: 0;
    border-radius: 12px;
    padding: 12px 18px;
    font: inherit;
    cursor: pointer;
    transition: transform .2s ease, opacity .2s ease;
}
.btn-primary {
    background: var(--brand-primary-strong);
    color: #fff;
}
.btn-secondary {
    background: var(--bg-soft);
    color: var(--text-main);
    border: 1px solid var(--border-soft);
}
.btn-primary:hover, .btn-secondary:hover, button:hover { transform: translateY(-1px); }
.badge {
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--bg-soft);
    border: 1px solid var(--border-soft);
    color: var(--text-main);
}

.table-wrap {
    overflow: auto;
    border-radius: 18px;
    border: 1px solid var(--border-soft);
}
table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-surface);
}
th, td {
    padding: 14px;
    border-bottom: 1px solid var(--border-soft);
    text-align: left;
    vertical-align: top;
}
thead th {
    background: var(--brand-primary);
    color: #fff;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: .05em;
}
tbody tr:nth-child(even) { background: var(--bg-soft); }
tbody tr:hover { background: rgba(49,162,201,.08); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.link-button { background: none; padding: 0; }
.danger { color: var(--danger); }
.row-error { background: var(--danger-bg) !important; }

.flash {
    padding: 14px 16px;
    border-radius: 14px;
    margin-bottom: 18px;
    border: 1px solid transparent;
}
.flash-success { background: var(--success-bg); color: var(--success); border-color: rgba(45,138,78,.25); }
.flash-error { background: var(--danger-bg); color: var(--danger); border-color: rgba(192,57,43,.25); }
.flash-floating { max-width: 540px; margin: 20px auto 0; }

.guest-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
    width: min(540px, 100%);
    padding: 32px;
}
.login-logo {
    max-width: 180px;
    margin-bottom: 18px;
}
.login-card h1 {
    font-size: 36px;
    margin-bottom: 10px;
}
.hint { margin-top: 10px; color: var(--text-muted); }

.preview-grid {
    display: grid;
    grid-template-columns: 1.3fr .9fr;
    gap: 18px;
    margin-bottom: 18px;
}
.report-hero {
    background:
        linear-gradient(180deg, rgba(49,162,201,.08), transparent 65%),
        var(--bg-surface);
}
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}
.stats-row div {
    padding: 14px;
    border-radius: 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border-soft);
}
.stats-row span {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.stats-row strong {
    font-size: 20px;
    color: var(--brand-primary);
}
.report-photo {
    width: 100%;
    border-radius: 18px;
    max-height: 360px;
    object-fit: cover;
    border: 1px solid var(--border-soft);
}
.empty-box {
    padding: 24px;
    border-radius: 16px;
    background: var(--bg-soft);
    color: var(--text-soft);
    border: 1px dashed var(--border-strong);
}
.alert-list {
    margin: 0;
    padding-left: 18px;
    color: var(--text-soft);
}

@media (max-width: 1100px) {
    .shell { grid-template-columns: 1fr; }
    .sidebar { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.08); }
    .cards-grid, .panel-grid, .preview-grid, .stats-row, .form-grid, .form-grid.compact {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .content { padding: 18px; }
    .topbar, .page-header { flex-direction: column; align-items: stretch; }
    .page-header h1 { font-size: 26px; }
    .metric-card strong { font-size: 34px; }
}