/* =========================================================
   TNT-SCRAP — Modern flat design system
   ========================================================= */
:root {
    /* Surfaces */
    --bg: #F5F7FA;
    --surface: #FFFFFF;
    --surface-muted: #F8FAFC;
    --surface-soft: #F1F5F9;

    /* Borders */
    --border: #E5E7EB;
    --border-strong: #D4D9E2;
    --border-subtle: #EEF1F5;

    /* Text */
    --text: #0F172A;
    --text-secondary: #475569;
    --text-muted: #64748B;
    --text-faint: #94A3B8;

    /* Brand */
    --primary: #2563EB;
    --primary-strong: #1D4ED8;
    --primary-soft: #EFF6FF;

    /* Status */
    --success: #16A34A;
    --success-soft: #ECFDF5;
    --danger: #DC2626;
    --danger-soft: #FEE2E2;
    --warning: #D97706;
    --warning-soft: #FEF3C7;
    --purple: #7C3AED;
    --purple-soft: #F5F3FF;

    /* Dark accent (important card) */
    --dark: #0B1220;
    --dark-2: #111827;
    --dark-text: #E2E8F0;

    /* Sidebar */
    --sidebar-bg: #0B1220;
    --sidebar-text: #94A3B8;
    --sidebar-text-strong: #F8FAFC;
    --sidebar-hover: rgba(255, 255, 255, 0.06);
    --sidebar-active: #2563EB;

    /* Radius */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-pill: 999px;

    /* Layout */
    --sidebar-width: 240px;

    /* Type */
    --font-base: 'Plus Jakarta Sans', 'Noto Sans JP', system-ui, -apple-system, sans-serif;
}

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

html, body {
    height: 100%;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-base);
    font-size: 18px;
    line-height: 1.55;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.15s ease;
}
a:hover { color: var(--primary-strong); }

h1, h2, h3, h4, h5, h6 {
    line-height: 1.25;
    color: var(--text);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h1 { font-size: 32px; }
h2 { font-size: 22px; }
h3 { font-size: 20px; }

/* =========================================================
   Sidebar (admin) — dark, modern, flat
   ========================================================= */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    padding: 20px 0;
    overflow-y: auto;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease;
}

.sidebar-header {
    padding: 4px 22px 22px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.sidebar-header a {
    color: var(--sidebar-text-strong);
    text-decoration: none;
    line-height: 1.2;
}

.sidebar-header h3 {
    font-size: 24px;
    color: var(--sidebar-text-strong);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.sidebar-header h3::after {
    display: block;
    margin-top: 4px;
    font-size: 11px;
    letter-spacing: 0.18em;
    color: #475569;
    font-weight: 600;
}

.sidebar-close {
    display: none;
    background: transparent;
    border: none;
    color: #94A3B8;
    font-size: 28px;
    cursor: pointer;
    padding: 4px 8px;
    -webkit-tap-highlight-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 8px 12px;
    flex: 1;
}

.sidebar-menu li {
    margin-bottom: 2px;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    color: var(--sidebar-text);
    border-radius: var(--radius-sm);
    transition: background 0.15s ease, color 0.15s ease;
    font-size: 16px;
    font-weight: 500;
    -webkit-tap-highlight-color: transparent;
}

.sidebar-menu li a:hover {
    background: var(--sidebar-hover);
    color: var(--sidebar-text-strong);
}

.sidebar-menu li a.is-active {
    background: var(--sidebar-active);
    color: #FFFFFF;
    font-weight: 600;
}

/* Sidebar icon */
.sidebar-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.sidebar-icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.sidebar-label {
    flex: 1;
    min-width: 0;
}

.sidebar-footer {
    padding: 14px 12px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-logout {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 11px 14px;
    color: #F87171;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    -webkit-tap-highlight-color: transparent;
}

.sidebar-logout:hover {
    background: rgba(248, 113, 113, 0.1);
    color: #FCA5A5;
}

/* Hamburger */
.hamburger {
    display: none;
    position: fixed;
    top: 14px;
    left: 14px;
    z-index: 1001;
    background: var(--sidebar-bg);
    border: 1px solid #1E293B;
    border-radius: var(--radius-sm);
    padding: 10px;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    -webkit-tap-highlight-color: transparent;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #F8FAFC;
    border-radius: 2px;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.5);
    z-index: 999;
}

/* =========================================================
   Layout
   ========================================================= */
main {
    margin-left: var(--sidebar-width);
    padding: 28px 32px 24px;
    min-height: calc(100vh - 60px);
}

footer {
    margin-left: var(--sidebar-width);
    padding: 14px 32px 22px;
    text-align: center;
    color: var(--text-faint);
    font-size: 14px;
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 20px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    line-height: 1.2;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: var(--primary);
    color: #FFFFFF;
    width: 100%;
}
.btn-primary:hover { background: var(--primary-strong); color: #FFFFFF; }

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 15px;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font-size: 17px;
    font-family: inherit;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

/* =========================================================
   Login page
   ========================================================= */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin-left: 0;
    padding: 24px;
    background: var(--bg);
}

.login-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    width: 100%;
    max-width: 420px;
}

.login-box h2 {
    margin-bottom: 22px;
    text-align: center;
    color: var(--text);
    font-size: 26px;
}

/* =========================================================
   Tables
   ========================================================= */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

table th,
table td {
    padding: 14px 18px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 16px;
    color: var(--text);
}

table th {
    background: var(--surface-muted);
    font-size: 18px;
    font-weight: 800;
    color: black;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

table tr:last-child td {
    border-bottom: none;
}

table tbody tr:hover {
    background: var(--surface-muted);
}

/* =========================================================
   Pagination
   ========================================================= */
.pagination-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 18px 0 4px;
}

.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
}

.pagination-link.is-current {
    background: var(--text);
    color: #FFFFFF;
    border-color: var(--text);
}

.pagination-link:hover {
    background: var(--surface-muted);
    color: var(--text);
}
.pagination-link.is-current:hover { background: var(--text); color: #FFFFFF; }

/* =========================================================
   Info box (login hints)
   ========================================================= */
.info-box {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    margin-top: 18px;
}

.info-box h3 {
    margin-bottom: 8px;
    color: var(--text);
    font-size: 17px;
}

.info-box ul {
    padding-left: 18px;
}

.info-box li {
    margin-bottom: 4px;
    color: var(--text-muted);
    font-size: 15px;
}

/* =========================================================
   Actor badge — used wherever a transaction shows the actor name
   ========================================================= */
.actor-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 10px;
    background: var(--purple-soft);
    color: var(--purple);
    border-radius: var(--radius-pill);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.4;
    vertical-align: middle;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-close {
        display: block;
    }

    .hamburger {
        display: flex;
    }

    .sidebar.open ~ .hamburger,
    body.sidebar-is-open .hamburger {
        display: none;
    }

    .sidebar-overlay.show {
        display: block;
    }

    main {
        margin-left: 0;
        padding: 70px 18px 20px;
    }

    footer {
        margin-left: 0;
        padding: 14px;
    }
}

@media (max-width: 640px) {
    body { font-size: 16px; }
    h1 { font-size: 24px; }

    .login-box {
        padding: 26px 20px;
    }

    table th,
    table td {
        padding: 11px 13px;
        font-size: 15px;
    }
}