/* ── BASE TOKENS (Ocean — default) ─────────────────────────── */
:root {
    --navy:   #19325f;
    --navy2:  #2e5082;
    --amber:  #b4641e;
    --amber2: #d4781e;
    --white:  #ffffff;
    --light:  #edf2fd;
    --mid:    #c4d8f4;
    --bg:     #f4f8ff;
    --border: #cddaea;
    --text:   #1a2a40;
    --muted:  #5a6e90;
    --green:  #2e7d32;
    --red:    #c62828;
    --orange: #e65100;
    /* row-level tints (theme-reactive) */
    --row1:    #e2ebf8;
    --row2:    #f0f5fc;
    --row3:    #f8faff;
    --taskrow: #d0e1f5;
}

/* ── THEME: Vivid (electric blue + bright amber) ─────────── */
html[data-theme="vivid"] {
    --navy:   #1e40af;
    --navy2:  #2563eb;
    --amber:  #c27a00;
    --amber2: #f59e0b;
    --light:  #eff6ff;
    --mid:    #93c5fd;
    --bg:     #f0f9ff;
    --border: #bfdbfe;
    --text:   #1e3a5f;
    --muted:  #4b74c9;
    --green:  #16a34a;
    --red:    #dc2626;
    --row1:   #dbeafe;
    --row2:   #eff6ff;
    --row3:   #f8fbff;
    --taskrow:#c4d9fb;
}

/* ── THEME: Teal (deep teal + coral) ────────────────────── */
html[data-theme="teal"] {
    --navy:   #0e5f5f;
    --navy2:  #0d9488;
    --amber:  #c44d0e;
    --amber2: #f97316;
    --light:  #f0fdfa;
    --mid:    #5eead4;
    --bg:     #f0fdf9;
    --border: #99f6e4;
    --text:   #134e4a;
    --muted:  #4b8f87;
    --green:  #059669;
    --red:    #e11d48;
    --row1:   #ccfbf1;
    --row2:   #e6fdf9;
    --row3:   #f4fffe;
    --taskrow:#b2f0e8;
}

/* ── THEME: Violet (deep purple + gold) ─────────────────── */
html[data-theme="violet"] {
    --navy:   #4c1d95;
    --navy2:  #7c3aed;
    --amber:  #b45309;
    --amber2: #d97706;
    --light:  #faf5ff;
    --mid:    #ddd6fe;
    --bg:     #f5f0ff;
    --border: #c4b5fd;
    --text:   #2e1065;
    --muted:  #7c3aed;
    --green:  #16a34a;
    --red:    #dc2626;
    --row1:   #ede9fe;
    --row2:   #f5f3ff;
    --row3:   #faf8ff;
    --taskrow:#d8d0fb;
}

/* ── THEME: Graphite (dark slate + sky cyan) ─────────────── */
html[data-theme="graphite"] {
    --navy:   #1e293b;
    --navy2:  #0ea5e9;
    --amber:  #ea580c;
    --amber2: #fb923c;
    --light:  #f1f5f9;
    --mid:    #cbd5e1;
    --bg:     #f8fafc;
    --border: #e2e8f0;
    --text:   #0f172a;
    --muted:  #64748b;
    --green:  #22c55e;
    --red:    #ef4444;
    --row1:   #e2e8f0;
    --row2:   #f1f5f9;
    --row3:   #f8fafc;
    --taskrow:#c8d8e8;
}

/* ── RESET ───────────────────────────────────────────────── */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', sans-serif; background: var(--light); color: var(--text); font-size: 14px; }

/* ── NAV ─────────────────────────────────────────────────── */
nav {
    background: var(--navy);
    display: flex; align-items: center;
    padding: 0 16px; height: 48px;
    position: sticky; top: 0; z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
nav .brand { color: var(--amber2); font-weight: 700; font-size: 16px; letter-spacing: 1px; margin-right: 32px; text-decoration: none; white-space: nowrap; }
nav .brand .brand-sub { color: rgba(255,255,255,0.65); font-weight: 500; font-size: 12px; letter-spacing: 0.5px; margin-left: 8px; }
nav a { color: rgba(255,255,255,0.8); text-decoration: none; padding: 6px 14px; border-radius: 4px; font-size: 13px; font-weight: 500; transition: background 0.15s; }
nav a:hover, nav a.active { background: rgba(255,255,255,0.15); color: #fff; }
nav .spacer { flex: 1; }

/* ── THEME SWATCHES ──────────────────────────────────────── */
.theme-swatch {
    width: 15px; height: 15px; border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.28);
    cursor: pointer; padding: 0; flex-shrink: 0;
    transition: border-color 0.15s, transform 0.1s;
}
.theme-swatch:hover  { border-color: rgba(255,255,255,0.7); transform: scale(1.2); }
.theme-swatch.active { border-color: #fff; box-shadow: 0 0 0 2px rgba(255,255,255,0.4); transform: scale(1.15); }

/* ── PAGE ────────────────────────────────────────────────── */
.page { max-width: 1300px; margin: 0 auto; padding: 24px 20px; }
h1 { font-size: 22px; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.subtitle { color: var(--muted); font-size: 13px; margin-bottom: 20px; }

/* ── COVER ───────────────────────────────────────────────── */
.cover-wrap { min-height: calc(100vh - 48px); display: flex; flex-direction: column; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%); }
.cover-logo { font-size: 48px; font-weight: 900; color: var(--amber2); letter-spacing: 4px; margin-bottom: 8px; }
.cover-sub  { color: rgba(255,255,255,0.7); font-size: 15px; letter-spacing: 2px; margin-bottom: 48px; }
.cover-stats { display: flex; gap: 24px; margin-bottom: 48px; }
.stat-card { background: rgba(255,255,255,0.1); border-radius: 12px; padding: 24px 32px; text-align: center; color: #fff; min-width: 140px; }
.stat-card .num  { font-size: 40px; font-weight: 800; color: var(--amber2); }
.stat-card .lbl  { font-size: 12px; opacity: 0.8; margin-top: 4px; letter-spacing: 1px; text-transform: uppercase; }
.cover-nav { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.cover-btn { padding: 12px 28px; border-radius: 8px; font-size: 14px; font-weight: 600; text-decoration: none; letter-spacing: 0.5px; transition: transform 0.1s, opacity 0.1s; }
.cover-btn:hover { transform: translateY(-2px); opacity: 0.9; }
.cover-btn.primary   { background: var(--amber);  color: #fff; }
.cover-btn.secondary { background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.3); }

/* ── CARDS & TABLES ──────────────────────────────────────── */
.card { background: #fff; border-radius: 10px; box-shadow: 0 1px 6px rgba(0,0,0,0.09); margin-bottom: 20px; overflow: hidden; }
.card-header { background: linear-gradient(120deg, var(--navy) 0%, var(--navy2) 100%); color: #fff; padding: 12px 18px; display: flex; align-items: center; justify-content: space-between; }
.card-header h2 { font-size: 15px; font-weight: 600; }
table { width: 100%; border-collapse: collapse; }
th {
    background: linear-gradient(120deg, var(--navy) 0%, var(--navy2) 100%);
    color: #fff; padding: 10px 12px; text-align: left;
    font-size: 12px; font-weight: 600; letter-spacing: 0.5px; white-space: nowrap;
}
td { padding: 10px 12px; border-bottom: 1px solid #eef2f8; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--row3); }

/* ── TASK TREE ───────────────────────────────────────────── */
.task-row { transition: background 0.1s; }
.task-row:hover td { background: var(--row2); }
/* Task header rows — used in Costs & Invoices */
.task-header-row td { background: var(--taskrow) !important; border-bottom: 2px solid var(--mid); }
.task-header-row:hover td { background: var(--row1) !important; }
.task-indent { display: flex; align-items: center; gap: 6px; }
.task-expand { cursor: pointer; color: var(--navy2); font-size: 11px; user-select: none; width: 16px; }
.level-1 td:first-child { font-weight: 700; }
.level-1 td { background: var(--row1); }
.level-2 td { background: var(--row2); }
.level-3 td { background: var(--row3); }
.level-indicator { display: inline-block; width: 3px; border-radius: 2px; margin-right: 8px; vertical-align: middle; }
.level-1 .level-indicator { height: 16px; background: var(--navy); }
.level-2 .level-indicator { height: 12px; background: var(--navy2); }
.level-3 .level-indicator { height: 10px; background: var(--mid); border: 1px solid var(--navy2); }

/* ── DEPENDENCY BADGE ────────────────────────────────────── */
.dep-badge {
    display: inline-block;
    font-size: 10px; font-weight: 700;
    color: var(--navy2);
    background: var(--light);
    border: 1px solid var(--mid);
    padding: 1px 5px; border-radius: 99px;
    margin: 0 4px; cursor: pointer;
    white-space: nowrap;
    vertical-align: middle;
    transition: background 0.12s;
}
.dep-badge:hover { background: var(--mid); }

/* ── BADGES ──────────────────────────────────────────────── */
.badge { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-active    { background: #dcfce7; color: #15803d; }
.badge-complete  { background: #dcfce7; color: #15803d; }
.badge-started   { background: #fef3c7; color: #d97706; }
.badge-notstart  { background: #f4f4f5; color: #71717a; }
.badge-cancelled { background: #fee2e2; color: #dc2626; }
.badge-high      { background: #fee2e2; color: #dc2626; }
.badge-medium    { background: #fef9c3; color: #ca8a04; }
.badge-low       { background: #dcfce7; color: #15803d; }
.badge-overdue   { background: #fee2e2; color: #dc2626; }

/* ── INVOICE STATUS BADGES ───────────────────────────────── */
.inv-status-badge {
    display: inline-flex; align-items: center;
    padding: 2px 7px; border-radius: 99px;
    font-size: 10px; font-weight: 700; white-space: nowrap;
    cursor: default;
}
.inv-pending   { background: #fff7ed; color: #c2410c; border: 1px solid #fed7aa; }
.inv-approved  { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.inv-paid      { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.inv-disputed  { background: #fff1f2; color: #be123c; border: 1px solid #fecdd3; }
.inv-cancelled { background: #f9fafb; color: #6b7280; border: 1px solid #e5e7eb; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 6px; font-size: 13px; font-weight: 600; cursor: pointer; border: none; text-decoration: none; transition: opacity 0.15s, transform 0.1s; }
.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary  { background: var(--navy);  color: #fff; }
.btn-amber    { background: var(--amber); color: #fff; }
.btn-sm       { padding: 4px 10px; font-size: 12px; }
.btn-ghost    { background: transparent; color: var(--navy2); border: 1px solid var(--mid); }
.btn-danger   { background: #fee2e2; color: var(--red); border: 1px solid #fecaca; }
.btn-xs       { padding: 2px 7px; font-size: 12px; line-height: 1.4; }

/* ── ACTION MENU DROPDOWN ────────────────────────────────── */
.action-menu-dropdown {
    position: fixed; background: #fff;
    border: 1px solid var(--mid); border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    min-width: 156px; overflow: hidden; z-index: 9999; padding: 4px 0;
}
.am-item {
    display: block; width: 100%; padding: 8px 14px;
    text-align: left; background: none; border: none;
    cursor: pointer; font-size: 13px; color: var(--text);
    font-family: inherit; white-space: nowrap;
}
.am-item:hover:not([disabled]) { background: var(--light); }
.am-item[disabled]  { opacity: 0.35; cursor: default; pointer-events: none; }
.am-item.am-danger  { color: var(--red); }
.am-item.am-danger:hover { background: #fee2e2; }
.am-divider { height: 1px; background: var(--mid); margin: 4px 0; }

/* ── FORMS ───────────────────────────────────────────────── */
.form-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.form-group { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 160px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }
input, select, textarea {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
    font-size: 13px; font-family: inherit; background: #fff; color: var(--text);
    transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--navy2); box-shadow: 0 0 0 3px rgba(0,0,0,0.07); }
textarea { resize: vertical; min-height: 64px; }

/* ── FILTER BAR ──────────────────────────────────────────── */
.filter-bar { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; flex-wrap: wrap; }
.filter-bar select, .filter-bar input { min-width: 200px; }

/* ── MODAL ───────────────────────────────────────────────── */
.modal-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 200; align-items: center; justify-content: center; }
.modal-backdrop.open { display: flex; }
.modal { background: #fff; border-radius: 12px; padding: 28px; width: 520px; max-width: 95vw; max-height: 90vh; overflow-y: auto; box-shadow: 0 8px 40px rgba(0,0,0,0.2); }
.modal h3 { font-size: 17px; font-weight: 700; color: var(--navy); margin-bottom: 18px; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }

/* ── DASHBOARD ───────────────────────────────────────────── */
.dash-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.dash-card {
    background: #fff; border-radius: 10px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.08);
    padding: 20px;
    border-top: 3px solid var(--mid);
}
.dash-card h3 { font-size: 13px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; }
.kpi-row { display: flex; gap: 16px; margin-bottom: 20px; }
.kpi {
    flex: 1;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%);
    border-radius: 8px; padding: 16px; color: #fff; text-align: center;
}
.kpi .kpi-num { font-size: 32px; font-weight: 800; color: var(--amber2); }
.kpi .kpi-lbl { font-size: 11px; opacity: 0.8; text-transform: uppercase; letter-spacing: 0.5px; }

/* ── TOTAL ROW ───────────────────────────────────────────── */
.total-row td { font-weight: 700; background: var(--light); border-top: 2px solid var(--mid); }

/* ── UTILS ───────────────────────────────────────────────── */
.text-right { text-align: right; }
.text-muted  { color: var(--muted); }
.mt-8 { margin-top: 8px; }
.gap-8 { gap: 8px; }