/* ═══════════════════════════════════════════════════════════════
   Dolby CP750 Analyzer – Stylesheet
   Ren, responsiv CSS utan externa beroenden
   ═══════════════════════════════════════════════════════════════ */

/* ── Variabler ────────────────────────────────────────────────── */
:root {
    --c-primary:        #1a3a5c;
    --c-primary-dark:   #122840;
    --c-primary-light:  #2563eb;
    --c-accent:         #0ea5e9;
    --c-success:        #16a34a;
    --c-success-bg:     #dcfce7;
    --c-danger:         #dc2626;
    --c-danger-bg:      #fee2e2;
    --c-warning:        #b45309;
    --c-warning-bg:     #fef3c7;
    --c-info:           #0369a1;
    --c-info-bg:        #e0f2fe;
    --c-bg:             #f1f5f9;
    --c-card:           #ffffff;
    --c-text:           #1e293b;
    --c-text-muted:     #64748b;
    --c-border:         #e2e8f0;
    --c-highlight:      #fefce8;
    --radius:           8px;
    --radius-sm:        4px;
    --shadow-sm:        0 1px 3px rgba(0,0,0,.08);
    --shadow:           0 4px 12px rgba(0,0,0,.1);
    --transition:       .15s ease;
}

/* ── Reset & Bas ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: var(--c-bg);
    color: var(--c-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { color: var(--c-primary-light); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* ── Layout ───────────────────────────────────────────────────── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}
.main-content { flex: 1; padding: 2rem 1.25rem; }

/* ── Header ───────────────────────────────────────────────────── */
.site-header {
    background: var(--c-primary);
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: .875rem;
    padding-bottom: .875rem;
}
.site-brand {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: .02em;
}
.brand-logo {
    font-size: 1.4rem;
    color: var(--c-accent);
}
.brand-name { color: #fff; }
.site-nav { display: flex; gap: .25rem; }
.nav-link {
    color: rgba(255,255,255,.78);
    padding: .45rem .9rem;
    border-radius: var(--radius-sm);
    font-size: .9rem;
    transition: background var(--transition), color var(--transition);
}
.nav-link:hover,
.nav-link.active {
    color: #fff;
    background: rgba(255,255,255,.15);
    text-decoration: none;
}
.nav-link.active { font-weight: 600; }

/* ── Footer ───────────────────────────────────────────────────── */
.site-footer {
    background: var(--c-primary-dark);
    color: rgba(255,255,255,.55);
    font-size: .8rem;
    text-align: center;
    padding: 1rem;
    margin-top: auto;
}

/* ── Kort ─────────────────────────────────────────────────────── */
.card {
    background: var(--c-card);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .75rem;
    margin-bottom: 1.25rem;
}
.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--c-primary);
}
.card h2 { margin-bottom: 1rem; color: var(--c-primary); font-size: 1.15rem; }

/* ── Alerts ───────────────────────────────────────────────────── */
.alert {
    padding: .85rem 1.1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: .93rem;
    border-left: 4px solid transparent;
}
.alert-success { background: var(--c-success-bg); color: var(--c-success);  border-color: var(--c-success); }
.alert-error   { background: var(--c-danger-bg);  color: var(--c-danger);   border-color: var(--c-danger);  }
.alert-warning { background: var(--c-warning-bg); color: var(--c-warning);  border-color: var(--c-warning); }
.alert-info    { background: var(--c-info-bg);    color: var(--c-info);     border-color: var(--c-info);    }

/* ── Knappar ──────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .5rem 1.1rem;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    font-size: .88rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}
.btn:hover { opacity: .88; text-decoration: none; box-shadow: var(--shadow-sm); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--c-primary-light); color: #fff; }
.btn-success { background: var(--c-success);       color: #fff; }
.btn-danger  { background: var(--c-danger);         color: #fff; }
.btn-info    { background: var(--c-accent);         color: #fff; }
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--c-border);
    color: var(--c-text);
}
.btn-outline:hover { border-color: var(--c-primary-light); color: var(--c-primary-light); }
.btn-sm { padding: .3rem .7rem; font-size: .8rem; }

/* ── Badges ───────────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: .18rem .55rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .03em;
}
.badge-device  { background: var(--c-info-bg);    color: var(--c-info); }
.badge-count   { background: var(--c-primary-light); color: #fff; }
.badge-success { background: var(--c-success-bg); color: var(--c-success); }
.badge-danger  { background: var(--c-danger-bg);  color: var(--c-danger); }
.badge-warning { background: var(--c-warning-bg); color: var(--c-warning); }
.badge-important { background: #fef9c3; color: #92400e; border: 1px solid #fde68a; }

/* ── Tabeller ─────────────────────────────────────────────────── */
.table-responsive { overflow-x: auto; }
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
}
.table th {
    background: var(--c-bg);
    color: var(--c-text-muted);
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    padding: .7rem 1rem;
    text-align: left;
    border-bottom: 2px solid var(--c-border);
}
.table td {
    padding: .65rem 1rem;
    border-bottom: 1px solid var(--c-border);
    vertical-align: middle;
}
.table tbody tr:hover { background: #f8fafc; }
.table tbody tr:last-child td { border-bottom: none; }

/* Diff-tabellens status-celler */
.diff-row-differs td    { background: #fff8f0; }
.diff-row-only    td    { background: #fdf2f8; }
.diff-row-same    td    { opacity: .65; }
.diff-row-important td  { background: #fffbeb; font-weight: 600; }

.cell-missing { color: var(--c-text-muted); font-style: italic; }
.cell-differs { color: var(--c-danger); font-weight: 600; }
.cell-same    { color: var(--c-success); }

/* ── Formulär ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
label { display: block; font-size: .88rem; font-weight: 600; margin-bottom: .35rem; }
input[type="text"],
input[type="search"],
select,
textarea {
    width: 100%;
    padding: .55rem .85rem;
    border: 1.5px solid var(--c-border);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    color: var(--c-text);
    background: #fff;
    transition: border-color var(--transition);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--c-primary-light);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

/* ── Upload-area ──────────────────────────────────────────────── */
.upload-area {
    border: 2px dashed var(--c-border);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    text-align: center;
    background: #f8fafc;
    transition: border-color var(--transition), background var(--transition);
    cursor: pointer;
    margin-bottom: 1.25rem;
}
.upload-area.dragover {
    border-color: var(--c-primary-light);
    background: var(--c-info-bg);
}
.upload-icon {
    font-size: 2.5rem;
    color: var(--c-text-muted);
    margin-bottom: .5rem;
    line-height: 1;
}
.upload-area p { color: var(--c-text-muted); margin: .4rem 0; font-size: .93rem; }
.upload-hint { font-size: .82rem; color: var(--c-primary-light); margin-top: .5rem; min-height: 1.2em; }
.file-input-hidden { display: none; }

/* ── Filterfält ───────────────────────────────────────────────── */
.search-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
    margin-bottom: 1rem;
}
.search-bar input { flex: 1; }
.search-bar .match-count {
    font-size: .82rem;
    color: var(--c-text-muted);
    white-space: nowrap;
}

/* ── Parametergrupper ─────────────────────────────────────────── */
.param-groups { display: flex; flex-direction: column; gap: .75rem; }
.param-group { border: 1px solid var(--c-border); border-radius: var(--radius); overflow: hidden; }
.param-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .6rem 1rem;
    background: var(--c-bg);
    cursor: pointer;
    user-select: none;
    font-size: .88rem;
    font-weight: 700;
    color: var(--c-primary);
    border: none;
    width: 100%;
    text-align: left;
    transition: background var(--transition);
}
.param-group-header:hover { background: #e9edf2; }
.param-group-header .group-count {
    font-size: .78rem;
    font-weight: 400;
    color: var(--c-text-muted);
}
.param-group-body { display: block; }
.param-group-body.collapsed { display: none; }
.param-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: .5rem 1.5rem;
    align-items: center;
    padding: .45rem 1rem;
    border-top: 1px solid var(--c-border);
    font-size: .85rem;
}
.param-row:hover { background: #f8fafc; }
.param-row.param-hidden { display: none; }
.param-row.param-important { background: var(--c-highlight); }
.param-name { font-family: 'Consolas', 'Monaco', monospace; color: var(--c-text); word-break: break-all; }
.param-value {
    font-family: 'Consolas', 'Monaco', monospace;
    font-weight: 700;
    color: var(--c-primary);
    text-align: right;
    white-space: nowrap;
}
.param-badge-important {
    font-size: .7rem;
    background: #fef9c3;
    color: #92400e;
    border: 1px solid #fde68a;
    border-radius: 999px;
    padding: .1rem .4rem;
    margin-left: .4rem;
}

/* ── Sammanfattningskort ──────────────────────────────────────── */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.summary-item {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
}
.summary-item .label {
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--c-text-muted);
    margin-bottom: .3rem;
}
.summary-item .value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--c-text);
    word-break: break-all;
    font-family: 'Consolas', 'Monaco', monospace;
}
.summary-item .value.large { font-size: 1.4rem; }

/* ── Jämförelsevy ─────────────────────────────────────────────── */
.compare-headers { display: flex; gap: 1rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.compare-file-card {
    flex: 1;
    min-width: 220px;
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    padding: 1rem;
    font-size: .88rem;
}
.compare-file-card .file-label {
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--c-primary-light);
    margin-bottom: .4rem;
}
.compare-file-card .file-name {
    font-weight: 700;
    word-break: break-all;
    margin-bottom: .3rem;
}
.diff-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
    font-size: .9rem;
}
.diff-stat {
    display: flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem .8rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}
.diff-stat-differs { background: var(--c-danger-bg);  color: var(--c-danger); }
.diff-stat-same    { background: var(--c-success-bg); color: var(--c-success); }
.diff-stat-only    { background: var(--c-warning-bg); color: var(--c-warning); }

/* ── Export-knappar ───────────────────────────────────────────── */
.export-bar {
    display: flex;
    gap: .6rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

/* ── Fillistans kontroller ────────────────────────────────────── */
.file-list-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: .75rem;
    font-size: .88rem;
}
.inline-form { display: inline; }
.col-check { width: 2.5rem; }
.filename-cell { font-weight: 600; }
.date-cell { white-space: nowrap; color: var(--c-text-muted); font-size: .83rem; }
.hash-cell { font-family: monospace; font-size: .8rem; color: var(--c-text-muted); }
.hash { cursor: help; border-bottom: 1px dashed var(--c-border); }
.file-link { color: var(--c-primary-light); font-weight: 600; }
.actions-cell { white-space: nowrap; display: flex; gap: .4rem; align-items: center; }

/* ── Toggle-knapp för filter ──────────────────────────────────── */
.filter-bar {
    display: flex;
    align-items: center;
    gap: .75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}
.toggle-group { display: flex; gap: .4rem; flex-wrap: wrap; }
.toggle-btn {
    padding: .3rem .7rem;
    font-size: .8rem;
    border: 1.5px solid var(--c-border);
    background: #fff;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--c-text-muted);
    font-weight: 600;
    transition: all var(--transition);
}
.toggle-btn:hover, .toggle-btn.active { border-color: var(--c-primary-light); color: var(--c-primary-light); background: var(--c-info-bg); }

/* ── Viktiga-parametrar-sektion ───────────────────────────────── */
.important-section {
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: var(--radius);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}
.important-section h3 {
    font-size: .95rem;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 1rem;
}
.important-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: .6rem;
}
.important-param {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    border: 1px solid #fde68a;
    border-radius: var(--radius-sm);
    padding: .45rem .75rem;
    font-size: .84rem;
    gap: .75rem;
}
.important-param .ip-name { font-family: monospace; color: var(--c-text-muted); flex: 1; word-break: break-all; }
.important-param .ip-value { font-weight: 700; color: var(--c-primary); font-family: monospace; white-space: nowrap; }

/* ── Hjälpklasser ─────────────────────────────────────────────── */
.text-muted   { color: var(--c-text-muted); }
.text-center  { text-align: center; }
.text-sm      { font-size: .83rem; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.fw-bold { font-weight: 700; }
.mono { font-family: 'Consolas', 'Monaco', monospace; }
.hidden { display: none !important; }
.d-flex { display: flex; }
.gap-1 { gap: .5rem; }
.align-center { align-items: center; }

/* ── Responsivitet ────────────────────────────────────────────── */
@media (max-width: 768px) {
    .header-inner { flex-direction: column; gap: .6rem; align-items: flex-start; }
    .site-nav { flex-wrap: wrap; }
    .summary-grid { grid-template-columns: 1fr 1fr; }
    .compare-headers { flex-direction: column; }
    .table th, .table td { padding: .5rem .6rem; }
    .actions-cell { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
    .summary-grid { grid-template-columns: 1fr; }
    .main-content { padding: 1rem .75rem; }
}