/* ============================================================================
   DM Media Konsult — Invoicing System
   Brand: the DM site's dark "wall" (#10071d), paper cards (#efe6d6), violet
   accent (#6e2fd9), gold mark (#ffd700), square corners, Big Shoulders
   Display headings + Open Sans body.
   Public pages sit on the dark wall; the admin is light for long sessions.
   ============================================================================ */

@font-face {
    font-family: "Open Sans";
    src: url("../fonts/open-sans-latin.woff2") format("woff2");
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Open Sans";
    src: url("../fonts/open-sans-latin-ext.woff2") format("woff2");
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
    unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: "Big Shoulders Display";
    src: url("../fonts/big-shoulders-display-latin.woff2") format("woff2");
    font-weight: 500 900;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: "Big Shoulders Display";
    src: url("../fonts/big-shoulders-display-latin-ext.woff2") format("woff2");
    font-weight: 500 900;
    font-style: normal;
    font-display: swap;
    unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
    /* Brand */
    --wall: #10071d;
    --wall-2: #1c1030;
    --wall-line: #2c1d45;
    --paper: #efe6d6;
    --paper-2: #e6dac4;
    --on-wall: #efe6d6;
    --on-wall-muted: #b7ae9d;
    --violet: #6e2fd9;
    --violet-dark: #5420b0;
    --violet-bright: #8a54e8;
    --violet-soft: #efe8fc;
    --gold: #ffd700;

    /* Admin surface */
    --ink: #1b1710;
    --muted: #625a4b;
    --border: #dcd3c2;
    --bg: #f5f1ea;
    --white: #ffffff;

    /* Status */
    --green: #166534;
    --green-bg: #dcfce7;
    --amber: #92400e;
    --amber-bg: #fef3c7;
    --red: #b91c1c;
    --red-bg: #fee2e2;
    --gray-bg: #ece7de;

    --radius: 0px;
    --shadow: 0 1px 2px rgba(27, 23, 16, .08), 0 4px 14px rgba(27, 23, 16, .06);
    --font-display: "Big Shoulders Display", "Arial Narrow", system-ui, sans-serif;
    --font-body: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--violet); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, legend {
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: .02em;
    text-transform: uppercase;
    line-height: 1.1;
}

:focus-visible { outline: 2px solid var(--violet-bright); outline-offset: 2px; }

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ---------- Public pages (dark wall) ---------- */
.public-body { background: var(--wall); color: var(--on-wall); }
.public-body main { min-height: calc(100vh - 160px); }

.site-header {
    background: var(--wall);
    border-bottom: 1px solid var(--wall-line);
    position: sticky;
    top: 0;
    z-index: 20;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 72px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--on-wall); }
.brand:hover { text-decoration: none; }
.brand-logo { height: 30px; width: auto; display: block; }
.brand-tag {
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .85rem;
    color: var(--gold);
    border-left: 1px solid var(--wall-line);
    padding-left: 12px;
}
.main-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.main-nav a { color: var(--on-wall); font-weight: 600; font-size: .92rem; }
.main-nav a:hover { color: var(--violet-bright); text-decoration: none; }
.main-nav .nav-cta {
    background: var(--violet);
    color: #fff;
    padding: 8px 18px;
}
.main-nav .nav-cta:hover { background: var(--violet-bright); color: #fff; }

/* EN/FR toggle */
.lang-switch { display: inline-flex; border: 1px solid currentColor; font-size: .78rem; font-weight: 700; }
.lang-switch a { padding: 4px 8px; color: inherit; letter-spacing: .05em; }
.lang-switch a:hover { text-decoration: none; background: rgba(110, 47, 217, .18); }
.lang-switch a.active { background: var(--violet); color: #fff; }
.public-body .lang-switch { color: var(--on-wall-muted); }
.admin-topbar .lang-switch { color: var(--muted); }

.hero { padding: 72px 0 24px; text-align: center; }
.hero .eyebrow {
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: .2em;
    font-size: .8rem;
    font-weight: 700;
    margin: 0 0 12px;
}
.hero h1 { font-size: clamp(2.4rem, 7vw, 4.2rem); margin: 0 0 16px; color: var(--on-wall); }
.hero p { color: var(--on-wall-muted); font-size: 1.08rem; max-width: 600px; margin: 0 auto; }

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-weight: 700;
    font-size: .95rem;
    font-family: inherit;
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    line-height: 1.2;
    transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.btn:hover { text-decoration: none; }
.btn:disabled { opacity: .6; cursor: progress; }
.btn-primary { background: var(--violet); color: #fff; border-color: var(--violet); }
.btn-primary:hover { background: var(--violet-dark); border-color: var(--violet-dark); }
.btn-secondary { background: transparent; color: var(--violet); border-color: var(--violet); }
.btn-secondary:hover { background: var(--violet-soft); }
.public-body .btn-secondary { color: var(--on-wall); border-color: var(--on-wall-muted); }
.public-body .btn-secondary:hover { background: var(--wall-2); }
.btn-sm { padding: 7px 14px; font-size: .84rem; }
.btn-danger { background: var(--red); color: #fff; border-color: var(--red); }
.btn-danger:hover { background: #991b1b; border-color: #991b1b; }
.btn-block { width: 100%; }

/* ---------- Check invoice ---------- */
.check-invoice-section { padding: 36px 0 24px; }
.check-card,
.feature-card,
.verify-card,
.auth-card {
    background: var(--paper);
    color: var(--ink);
    box-shadow: 0 18px 40px rgba(0, 0, 0, .45);
}
.check-card {
    padding: 34px;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    border-top: 6px solid var(--violet);
}
.check-card h2 { margin: 0 0 8px; font-size: 1.9rem; }
.check-card p { color: var(--muted); margin: 0; }
.check-form { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }
.check-form input[type="text"] {
    flex: 1;
    min-width: 200px;
    padding: 12px 14px;
    border: 2px solid var(--ink);
    background: #fff;
    font-size: 1rem;
    font-family: inherit;
    color: var(--ink);
}
.check-form input[type="text"]:focus { outline: none; border-color: var(--violet); }

.features { padding: 36px 0 72px; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; }
.feature-card { padding: 24px; }
.feature-card h3 { margin: 0 0 8px; color: var(--violet); font-size: 1.3rem; }
.feature-card p { color: var(--muted); margin: 0; font-size: .95rem; }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--wall-line);
    padding: 22px 0;
    color: var(--on-wall-muted);
    font-size: .85rem;
}
.footer-inner { display: flex; justify-content: space-between; gap: 8px 20px; flex-wrap: wrap; }
.footer-inner p { margin: 0; }
.builder-credit a { color: var(--on-wall-muted); text-decoration: underline; text-decoration-color: var(--wall-line); }
.builder-credit a:hover { color: var(--gold); }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; margin-bottom: 18px; font-size: .95rem; border-left: 4px solid currentColor; }
.alert-success { background: var(--green-bg); color: var(--green); }
.alert-error { background: var(--red-bg); color: var(--red); }
.alert-warning { background: var(--amber-bg); color: var(--amber); }

/* ---------- Auth pages ---------- */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 16px;
}
.auth-card { padding: 34px; width: 100%; max-width: 410px; border-top: 6px solid var(--violet); }
.auth-top {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    background: var(--wall); margin: -34px -34px 24px; padding: 16px 20px;
}
.auth-top .lang-switch { color: var(--on-wall-muted); }
.auth-logo { height: 24px; width: auto; display: block; }
.auth-card h1 { font-size: 1.7rem; margin: 0 0 18px; }
.auth-back { text-align: center; margin: 18px 0 0; font-size: .9rem; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 700; margin-bottom: 6px; font-size: .88rem; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    font-size: .97rem;
    font-family: inherit;
    background: #fff;
    color: var(--ink);
    border-radius: 0;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(110, 47, 217, .18);
}
.form-group input:disabled { background: var(--gray-bg); color: var(--muted); }
.auth-card .form-group input { border-color: #bfb39c; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-tight { gap: 12px; }
.form-hint { color: var(--muted); font-size: .82rem; margin-top: 4px; }
.form-section { margin: 30px 0 14px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 1.35rem; }
.check-label { display: flex; align-items: flex-start; gap: 8px; font-weight: 400 !important; cursor: pointer; margin: 0 0 10px; }
.check-label input { width: auto; margin-top: 4px; accent-color: var(--violet); }
.check-label.danger { color: var(--red); }
.form-options { margin: 8px 0 22px; padding: 14px 16px; background: var(--bg); border: 1px solid var(--border); }
.form-options .form-hint, .form-options .check-label:last-child { margin-bottom: 0; }

/* ---------- Verification page ---------- */
.verify-wrapper { padding: 48px 0 72px; }
.verify-card { max-width: 760px; margin: 0 auto; padding: 34px; border-top: 6px solid var(--violet); }
.verify-header { text-align: center; border-bottom: 2px solid var(--ink); padding-bottom: 20px; margin-bottom: 22px; }
.verify-header .company { font-family: var(--font-display); font-weight: 800; text-transform: uppercase; letter-spacing: .04em; font-size: 1.7rem; }
.verified-badge,
.not-found-badge {
    display: inline-block;
    font-weight: 700;
    padding: 6px 14px;
    letter-spacing: .08em;
    font-size: .78rem;
    margin-top: 10px;
}
.verified-badge { background: var(--green-bg); color: var(--green); }
.not-found-badge { background: var(--red-bg); color: var(--red); }
.verify-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 24px; margin-bottom: 22px; }
.verify-meta div span { display: block; color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.verify-meta div strong { font-size: 1rem; word-break: break-word; }

table.invoice-table { width: 100%; border-collapse: collapse; margin: 18px 0; }
table.invoice-table th, table.invoice-table td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--border);
    font-size: .92rem;
    vertical-align: top;
}
.verify-card table.invoice-table th, .verify-card table.invoice-table td { border-color: #d5c8b1; }
table.invoice-table th { color: var(--muted); font-weight: 700; text-transform: uppercase; font-size: .72rem; letter-spacing: .06em; }
table.invoice-table td.num, table.invoice-table th.num { text-align: right; white-space: nowrap; }

.totals-box { max-width: 340px; margin-left: auto; margin-top: 14px; }
.totals-box .row { display: flex; justify-content: space-between; gap: 16px; padding: 6px 0; font-size: .95rem; }
.totals-box .row span:last-child { white-space: nowrap; }
.totals-box .row.total { font-weight: 800; font-size: 1.12rem; border-top: 2px solid var(--ink); margin-top: 6px; padding-top: 10px; }
.totals-box .row.balance { color: var(--violet); font-weight: 800; }

.verify-footnote { text-align: center; color: var(--muted); font-size: .85rem; margin: 26px 0 0; }
.verify-actions { text-align: center; margin-top: 26px; }

.text-block { margin-top: 20px; }
.text-block h3 { font-size: 1rem; margin: 0 0 4px; color: var(--muted); }
.text-block p { margin: 0; }

/* ---------- Status badges ---------- */
.badge { display: inline-block; padding: 3px 10px; font-size: .74rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; vertical-align: middle; font-family: var(--font-body); }
.badge-paid { background: var(--green-bg); color: var(--green); }
.badge-partial { background: var(--amber-bg); color: var(--amber); }
.badge-unpaid { background: var(--gray-bg); color: var(--ink); }
.badge-overdue { background: var(--red-bg); color: var(--red); }
.badge-cancelled { background: var(--gray-bg); color: var(--muted); text-decoration: line-through; }
.badge-draft { background: var(--violet-soft); color: var(--violet-dark); }

/* ---------- Admin layout ---------- */
.admin-body { background: var(--bg); margin: 0; }
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 240px;
    background: var(--wall);
    color: var(--on-wall-muted);
    flex-shrink: 0;
    padding: 22px 0 16px;
    display: flex;
    flex-direction: column;
}
.sidebar-brand { padding: 0 22px 20px; border-bottom: 1px solid var(--wall-line); margin-bottom: 12px; }
.sidebar-brand img { display: block; max-width: 100%; height: auto; max-height: 28px; }
.sidebar-brand span {
    display: block; margin-top: 10px;
    font-family: var(--font-display); text-transform: uppercase; letter-spacing: .14em;
    font-size: .8rem; color: var(--gold);
}
.sidebar-nav { display: flex; flex-direction: column; flex: 1; }
.sidebar-nav a { color: var(--on-wall); padding: 12px 22px; font-weight: 600; font-size: .93rem; border-left: 3px solid transparent; }
.sidebar-nav a:hover { background: var(--wall-2); text-decoration: none; }
.sidebar-nav a.active { background: var(--wall-2); color: #fff; border-left-color: var(--violet-bright); }
.sidebar-nav a.logout-link { margin-top: auto; color: #fca5a5; }
.sidebar-credit { padding: 12px 22px 0; margin: 12px 0 0; border-top: 1px solid var(--wall-line); font-size: .74rem; }
.sidebar-credit a { color: var(--on-wall-muted); text-decoration: underline; }

.admin-content { flex: 1; min-width: 0; }
.admin-topbar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
}
.admin-topbar h1 { font-size: 1.6rem; margin: 0; flex: 1; min-width: 0; overflow-wrap: anywhere; }
.admin-user { color: var(--muted); font-size: .88rem; white-space: nowrap; }
.sidebar-toggle { display: none; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--ink); padding: 4px 8px; }
.admin-body-inner { padding: 24px; }

/* ---------- Cards / stats ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 26px; }
.stat-card { background: var(--white); box-shadow: var(--shadow); padding: 18px 20px; border-top: 3px solid var(--border); }
.stat-card .stat-label { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.stat-card .stat-value { font-family: var(--font-display); font-size: 2rem; font-weight: 800; margin-top: 4px; line-height: 1.1; }
.stat-card.accent { border-top-color: var(--violet); }
.stat-card.accent .stat-value { color: var(--violet); }

.panel { background: var(--white); box-shadow: var(--shadow); padding: 22px; margin-bottom: 20px; }
.panel h2 { margin-top: 0; font-size: 1.45rem; }
.panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; flex-wrap: wrap; gap: 10px; }
.panel-header h2 { margin: 0; }

.share-link { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; padding: 12px 14px; background: var(--violet-soft); }
.share-link span { font-size: .85rem; font-weight: 700; color: var(--violet-dark); }
.share-link input { flex: 1; min-width: 220px; padding: 8px 10px; border: 1px solid var(--border); font-family: inherit; font-size: .88rem; cursor: copy; background: #fff; }

/* ---------- Data tables ---------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data-table { width: 100%; border-collapse: collapse; min-width: 640px; }
table.data-table th, table.data-table td { padding: 11px 10px; border-bottom: 1px solid var(--border); font-size: .92rem; text-align: left; }
table.data-table th { color: var(--muted); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; }
table.data-table tbody tr:hover { background: #faf8f4; }
.actions-cell { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline-form { display: inline; margin: 0; }
.icon-link {
    color: var(--ink); font-size: .82rem; font-weight: 600;
    border: 1px solid var(--border); padding: 4px 10px;
    background: #fff; font-family: inherit; cursor: pointer; line-height: 1.4;
}
.icon-link:hover { color: var(--violet); border-color: var(--violet); text-decoration: none; }
.icon-link.danger:hover { color: var(--red); border-color: var(--red); }

.filters-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.filters-bar input, .filters-bar select {
    padding: 8px 12px; border: 1px solid var(--border); font-size: .9rem; font-family: inherit; background: #fff; color: var(--ink);
}
.filters-bar input[type="text"] { flex: 1; min-width: 200px; }
.pagination { display: flex; gap: 6px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.pagination a, .pagination span { padding: 6px 12px; border: 1px solid var(--border); font-size: .85rem; color: var(--ink); }
.pagination a:hover { border-color: var(--violet); color: var(--violet); text-decoration: none; }
.pagination .current { background: var(--violet); color: #fff; border-color: var(--violet); }

.empty-state { text-align: center; padding: 40px 20px !important; color: var(--muted); }

/* ---------- Invoice form ---------- */
.line-items-table { width: 100%; border-collapse: collapse; margin: 6px 0 12px; min-width: 640px; }
.line-items-table th { text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 6px; }
.line-items-table td { padding: 6px; vertical-align: top; }
.line-items-table input { width: 100%; padding: 8px 10px; border: 1px solid var(--border); font-family: inherit; font-size: .93rem; }
.line-items-table input:focus { outline: none; border-color: var(--violet); }
.line-items-table .amount-cell { white-space: nowrap; font-weight: 700; padding-top: 14px; text-align: right; }
.remove-row-btn { background: none; border: none; color: var(--red); cursor: pointer; font-size: 1.3rem; padding: 4px 8px; line-height: 1; }

.totals-summary { max-width: 360px; margin-left: auto; margin-top: 16px; }
.totals-summary .row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 6px 0; }
.totals-summary .row label { font-size: .9rem; color: var(--muted); margin: 0; }
.totals-summary .row input { width: 140px; text-align: right; padding: 7px 10px; border: 1px solid var(--border); font-family: inherit; }
.totals-summary .row input:focus { outline: none; border-color: var(--violet); }
.totals-summary .row.total { font-weight: 800; font-size: 1.15rem; border-top: 2px solid var(--ink); padding-top: 12px; margin-top: 6px; }
.totals-summary .row.total label { color: var(--ink); }
.totals-summary .row.balance strong { color: var(--violet); }

/* ---------- Toasts ---------- */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.toast { background: var(--wall); color: var(--on-wall); padding: 12px 18px; box-shadow: var(--shadow); font-size: .9rem; border-left: 4px solid var(--gold); }

/* ---------- Settings ---------- */
.settings-form fieldset { border: 1px solid var(--border); padding: 18px; margin: 0 0 20px; min-width: 0; }
.settings-form legend { padding: 0 8px; color: var(--violet); font-size: 1.2rem; }
.masked-key { font-family: monospace; letter-spacing: 1px; color: var(--muted); margin-bottom: 8px; }
.logo-preview { display: inline-block; padding: 10px; border: 1px solid var(--border); background: #fff; margin-bottom: 10px; }
.logo-preview img { height: 50px; width: auto; display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
    .admin-sidebar {
        position: fixed; left: -260px; top: 0; bottom: 0; z-index: 40; transition: left .2s ease; width: 240px; overflow-y: auto;
    }
    .admin-sidebar.open { left: 0; box-shadow: 0 0 40px rgba(0, 0, 0, .4); }
    .sidebar-toggle { display: block; }
    .admin-user { display: none; }
    .form-row { grid-template-columns: 1fr; }
    .form-row-tight { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
    .header-inner { flex-wrap: wrap; padding: 12px 16px; }
    .brand-tag { display: none; }
    .main-nav { gap: 12px; }
    .hero { padding-top: 48px; }
    .check-card, .verify-card { padding: 22px 18px; }
    .auth-card { padding: 26px 20px; }
    .auth-top { margin: -26px -20px 22px; }
    .verify-meta { grid-template-columns: 1fr; }
    .check-form { flex-direction: column; }
    .check-form input[type="text"] { min-width: 0; }
    .admin-topbar { padding: 12px 16px; gap: 10px; }
    .admin-topbar h1 { font-size: 1.3rem; }
    .admin-body-inner { padding: 16px; }
    .panel { padding: 16px; }
    .totals-box, .totals-summary { max-width: none; }
    .footer-inner { flex-direction: column; }
}