:root {
    --bg-dark: #121214;
    --bg-card: #1e1e24;
    --bg-card-hover: #2a2a30;
    --bg-modal: #23232a;
    --text-main: #e1e1e6;
    --text-muted: #a0a0a8;
    --accent: #00f5d4;
    /* Neon Teal */
    --accent-hover: #00c4aa;
    --danger: #ff4757;
    --diff-bg: rgba(255, 71, 87, 0.1);
    --diff-text: #ff6b81;
    --border: #323238;
    --font-ui: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-ui);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* Header */
.main-header {
    background: var(--bg-card);
    padding: 0.5rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.control-bar {
    background: var(--bg-card);
    padding: 0.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 2px solid var(--border);
}

.ctrl-select {
    padding: 0.3rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 4px;
    font-family: var(--font-ui);
    min-width: 200px;
}

.logo h1 {
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.logo h1 small {
    font-size: 0.7em;
    color: var(--text-muted);
    margin-left: 0.5rem;
}

.logo span {
    color: var(--accent);
}

.comparison-grid {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 1rem;
    max-width: 1400px;
    /* Breite reduziert da nur 2 Spalten */
    margin: 0 auto;
    width: 100%;
}

/* 2 Spalten Header */
.grid-header-db {
    display: grid;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    /* Label | A | B | C | Custom */
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border);
    align-items: start;
}

.col-header-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.col-title {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.profile-select {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 4px;
    font-family: var(--font-ui);
    outline: none;
    font-size: 0.9rem;
}

.profile-select:focus {
    border-color: var(--accent);
}

.settings-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    /* Mehr Platz zwischen Kategorien */
    padding-top: 1rem;
}

/* Gruppen Header */
.group-header {
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    padding-left: 0.5rem;
    border-left: 3px solid var(--accent);
}

.category-block {
    margin-bottom: 1rem;
}

.category-title {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--text-main);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

/* Row Item */
.setting-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    /* Label | A | B | C | Custom */
    gap: 1rem;
    background: var(--bg-card);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    padding: 0.5rem 1rem;
    align-items: center;
}

.setting-row:last-child {
    border-bottom: none;
}

.setting-row:hover {
    background: var(--bg-card-hover);
}

.setting-key {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.val-box {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-main);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    border: 1px solid transparent;
}

.val-box.diff {
    background: var(--diff-bg);
    color: var(--diff-text);
    border-color: rgba(255, 71, 87, 0.2);
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 4rem;
    font-size: 1.2rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

/* Custom Column Styles */
.save-mode-select {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--accent);
    border-radius: 4px 4px 0 0;
    font-family: var(--font-ui);
    outline: none;
    font-size: 0.9rem;
    margin-bottom: -1px;
    /* Borders overlap */
    cursor: pointer;
}

.save-mode-select:focus {
    border-color: var(--accent);
}

.profile-input {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: 0;
    font-family: var(--font-ui);
    outline: none;
    font-size: 0.9rem;
}

.profile-input:focus {
    border-color: var(--accent);
}

.input-group {
    display: flex;
    flex-direction: column;
}

.btn-save {
    background: var(--accent);
    color: var(--bg-dark);
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    border-radius: 0 0 4px 4px;
    font-family: var(--font-ui);
    transition: background 0.2s;
}

.btn-save:hover {
    background: var(--accent-hover);
}

.custom-val-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.custom-val-input:focus {
    border-color: var(--accent);
    outline: none;
}

.action-row {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.btn-copy {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.2rem 0.6rem;
    cursor: pointer;
    font-size: 0.8rem;
    border-radius: 4px;
}

.btn-copy:hover {
    border-color: var(--accent);
    color: var(--accent);
}