/* ============================================
   Ads Tracker CRM - Light Clean Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;600;700&display=swap');

:root {
    --bg-primary: #f2f3f5;
    --bg-card: #ffffff;
    --bg-card-alt: #f9f9fb;
    --bg-input: #f4f4f7;
    --bg-hover: #eef0f4;
    --border: #e0e2e8;
    --border-light: #cccdd4;
    --text-primary: #1c1e26;
    --text-secondary: #62656e;
    --text-muted: #9496a1;
    --accent-green: #0d9668;
    --accent-green-dark: #0a7a54;
    --accent-dark: #1c1e26;
    --accent-dark-hover: #2e3140;
    --accent-red: #d93025;
    --font-main: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 10px;
    --radius-sm: 7px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.03);
    --shadow-md: 0 3px 10px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }

a { color: var(--accent-dark); text-decoration: none; }

.app-wrapper { max-width: 100%; margin: 0 auto; padding: 20px 32px; }

/* Navbar */
.navbar {
    display: flex; justify-content: space-between; align-items: center;
    padding: 14px 22px; background: var(--bg-card); border-radius: var(--radius-lg);
    margin-bottom: 22px; border: 1px solid var(--border); box-shadow: var(--shadow);
}
.navbar-brand { display: flex; align-items: center; gap: 10px; }
.navbar-brand .logo { font-size: 22px; }
.navbar-brand h1 { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.navbar-brand span { font-size: 11px; color: var(--text-muted); }
.navbar-links { display: flex; gap: 4px; }
.nav-link {
    padding: 8px 16px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 500;
    color: var(--text-secondary); border: 1px solid transparent; cursor: pointer;
    transition: all 0.15s; text-decoration: none; display: inline-flex; align-items: center; gap: 5px;
}
.nav-link:hover { color: var(--text-primary); background: var(--bg-hover); }
.nav-link.active { color: #fff; background: var(--accent-dark); }

/* Stats */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-bottom: 22px; }
.stat-card {
    background: var(--bg-card); border-radius: var(--radius); padding: 18px 20px;
    display: flex; flex-direction: column; gap: 6px;
    box-shadow: var(--shadow); border: 1px solid var(--border); transition: transform 0.15s;
}
.stat-card:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
.stat-card.green { border-left: 3px solid var(--accent-green); }
.stat-card.purple { border-left: 3px solid #1c1e26; }
.stat-card.pink { border-left: 3px solid #888; }
.stat-card.yellow { border-left: 3px solid #bbb; }
.stat-label { font-size: 11px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; font-weight: 700; }
.stat-value { font-size: 26px; font-weight: 800; color: var(--text-primary); font-family: var(--font-mono); }
.stat-value .currency { font-size: 12px; color: var(--text-muted); font-weight: 400; }

/* Filter */
.filter-bar {
    background: var(--bg-card); border-radius: var(--radius); padding: 16px 20px;
    margin-bottom: 18px; border: 1px solid var(--border); box-shadow: var(--shadow);
}
.filter-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.filter-title { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.filter-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; align-items: end; }
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group label { font-size: 10px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }

/* Inputs */
input, select, textarea {
    font-family: var(--font-main); background: var(--bg-input); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 9px 11px; color: var(--text-primary);
    font-size: 13px; outline: none; transition: border-color 0.15s; width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent-dark); }
select {
    cursor: pointer; appearance: none; background-color: var(--bg-input);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2362656e' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 10px center; padding-right: 30px;
}

/* Buttons */
.btn {
    padding: 9px 18px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600;
    cursor: pointer; border: none; transition: all 0.15s; display: inline-flex;
    align-items: center; gap: 5px; font-family: var(--font-main);
}
.btn-primary { background: var(--accent-dark); color: white; }
.btn-primary:hover { background: var(--accent-dark-hover); }
.btn-success { background: var(--accent-green); color: white; font-weight: 700; }
.btn-success:hover { background: var(--accent-green-dark); }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-secondary); }
.btn-outline:hover { color: var(--text-primary); background: var(--bg-hover); }
.btn-danger { background: transparent; border: 1px solid var(--accent-red); color: var(--accent-red); font-size: 12px; }
.btn-danger:hover { background: var(--accent-red); color: white; }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-icon { background: none; border: none; cursor: pointer; font-size: 15px; padding: 4px; border-radius: 5px; transition: background 0.1s; }
.btn-icon:hover { background: var(--bg-hover); }

/* Cards */
.card { background: var(--bg-card); border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; box-shadow: var(--shadow); }
.card-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.card-header h2 { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.card-body { padding: 20px 32px; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
    text-align: left; padding: 12px 16px; font-size: 10px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.8px; border-bottom: 2px solid var(--border);
    cursor: pointer; user-select: none; white-space: nowrap; background: var(--bg-card-alt);
}
th:hover { color: var(--text-primary); }
th.active { color: var(--accent-dark); }
td { padding: 11px 16px; font-size: 13px; border-bottom: 1px solid var(--border); font-weight: 500; }
tbody tr { transition: background 0.1s; }
tbody tr:nth-child(even) { background: var(--bg-card-alt); }
tbody tr:hover { background: var(--bg-hover); }
.date-tag { background: var(--bg-input); padding: 2px 8px; border-radius: 5px; font-size: 12px; font-family: var(--font-mono); color: var(--text-primary); border: 1px solid var(--border); }
.spend-value { text-align: right; font-family: var(--font-mono); font-weight: 700; color: var(--accent-green); font-size: 14px; }
tfoot tr { background: var(--bg-card-alt); border-top: 2px solid var(--border-light); }
tfoot td { padding: 12px 16px; font-weight: 700; color: var(--text-primary); }
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.empty-state .icon { font-size: 40px; margin-bottom: 10px; }
.empty-state p { font-size: 13px; }

/* Form Page */
.form-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 24px; border: 1px solid var(--border); max-width: 900px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 11px; color: var(--text-secondary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.form-actions { display: flex; gap: 8px; margin-top: 20px; }

/* Charts */
.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 22px; }
.chart-card { background: var(--bg-card); border-radius: var(--radius); padding: 18px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.chart-card h3 { font-size: 13px; color: var(--text-primary); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 14px; font-weight: 700; }
.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.bar-label { font-size: 13px; color: var(--text-primary); min-width: 130px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-weight: 600; }
.bar-track { flex: 1; height: 26px; background: var(--bg-input); border-radius: 5px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 5px; transition: width 0.4s ease; min-width: 2px; }
.bar-fill.green { background: linear-gradient(90deg, #0d9668, #34d399); }
.bar-fill.purple { background: linear-gradient(90deg, #7c3aed, #a78bfa); }
.bar-fill.pink { background: linear-gradient(90deg, #e11d48, #fb7185); }
.bar-fill.yellow { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.bar-fill.blue { background: linear-gradient(90deg, #2563eb, #60a5fa); }
.bar-fill.orange { background: linear-gradient(90deg, #ea580c, #fb923c); }
.bar-fill.teal { background: linear-gradient(90deg, #0d9488, #5eead4); }
.bar-fill.indigo { background: linear-gradient(90deg, #4f46e5, #818cf8); }
.bar-fill.rose { background: linear-gradient(90deg, #be123c, #fda4af); }
.bar-fill.cyan { background: linear-gradient(90deg, #0891b2, #67e8f9); }
.bar-amount { font-size: 13px; font-family: var(--font-mono); font-weight: 700; color: var(--text-primary); min-width: 75px; text-align: right; }

.trend-chart { display: flex; align-items: flex-end; gap: 8px; height: 200px; padding-top: 8px; }
.trend-bar-wrap { flex: 1; display: flex; flex-direction: column; align-items: center; height: 100%; justify-content: flex-end; gap: 6px; }
.trend-bar { width: 100%; max-width: 60px; border-radius: 5px 5px 0 0; transition: height 0.4s ease; min-height: 4px; }
.trend-bar:hover { opacity: 0.75; }
.trend-bar.c0 { background: linear-gradient(180deg, #0d9668, #34d399); }
.trend-bar.c1 { background: linear-gradient(180deg, #7c3aed, #a78bfa); }
.trend-bar.c2 { background: linear-gradient(180deg, #2563eb, #60a5fa); }
.trend-bar.c3 { background: linear-gradient(180deg, #e11d48, #fb7185); }
.trend-bar.c4 { background: linear-gradient(180deg, #f59e0b, #fbbf24); }
.trend-bar.c5 { background: linear-gradient(180deg, #ea580c, #fb923c); }
.trend-bar.c6 { background: linear-gradient(180deg, #0d9488, #5eead4); }
.trend-bar.c7 { background: linear-gradient(180deg, #4f46e5, #818cf8); }
.trend-bar.c8 { background: linear-gradient(180deg, #be123c, #fda4af); }
.trend-bar.c9 { background: linear-gradient(180deg, #0891b2, #67e8f9); }
.trend-label { font-size: 11px; color: var(--text-primary); font-family: var(--font-mono); font-weight: 600; writing-mode: horizontal-tb; text-orientation: mixed; margin-top: 4px; }
.trend-amount { font-size: 12px; color: var(--text-primary); font-family: var(--font-mono); font-weight: 700; }

/* Alert */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 13px; }
.alert-success { background: #ecfdf5; border: 1px solid #a7f3d0; color: var(--accent-green); }
.alert-error { background: #fef2f2; border: 1px solid #fecaca; color: var(--accent-red); }

/* Page Header */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; flex-wrap: wrap; gap: 10px; }
.page-header h2 { font-size: 20px; font-weight: 700; color: var(--text-primary); }

/* Manage list */
.manage-list { list-style: none; }
.manage-list li {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px;
}
.manage-list li:last-child { border-bottom: none; }

/* Responsive */
@media (max-width: 768px) {
    .navbar { flex-direction: column; gap: 10px; }
    .stats-row { grid-template-columns: 1fr 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .filter-grid { grid-template-columns: 1fr 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
    .stats-row { grid-template-columns: 1fr; }
    .filter-grid { grid-template-columns: 1fr; }
    .app-wrapper { padding: 12px; }
}