:root {
    /* Auto dark theme by default */
    --primary: #6F4E37;
    --primary-hover: #5a3f2d;
    --secondary: #D4A574;
    --accent: #CDA882;
    --bg-main: #1A1209;
    --bg-panel: #2A1F16;
    --bg-surface: #3A2C20;
    --text-main: #F5E6D3;
    --text-muted: #B8A38E;
    --border: #4A3A2C;
    --card-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);

    --radius: 14px;
    --font-ui: 'Inter', system-ui, sans-serif;
    --font-serif: 'Georgia', serif;
}

[data-theme="light"] {
    --bg-main: #FFF8F0;
    --bg-panel: #FFFFFF;
    --bg-surface: #F5EAE0;
    --text-main: #2A1F16;
    --text-muted: #6F4E37;
    --border: #E8D8C8;
    --card-shadow: 0 8px 16px rgba(212, 165, 116, 0.15);
}

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

body {
    font-family: var(--font-ui);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s ease, color 0.3s ease;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--secondary);
}

h1 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.controls {
    display: flex;
    gap: 1rem;
}

button {
    font-family: var(--font-ui);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-icon {
    background: transparent;
    color: var(--text-muted);
    padding: 0.5rem;
}

.btn-icon:hover {
    color: var(--secondary);
    background: var(--bg-surface);
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.75rem 1.5rem;
    font-weight: 500;
}

.btn-secondary:hover {
    border-color: var(--secondary);
    background-color: var(--bg-surface);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

main {
    flex: 1;
    display: grid;
    grid-template-columns: 350px 1fr 300px;
    gap: 1.5rem;
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.panel {
    background-color: var(--bg-panel);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 1.5rem;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
}

.panel h2 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    border-bottom: 2px solid var(--bg-surface);
    padding-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group.row {
    display: flex;
    gap: 1rem;
}

.form-group.row .half {
    flex: 1;
}

label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type="number"],
select {
    width: 100%;
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.75rem;
    border-radius: 8px;
    font-family: var(--font-ui);
    font-size: 1rem;
    transition: all 0.2s;
    outline: none;
}

input[type="number"]:focus,
select:focus {
    border-color: var(--secondary);
    box-shadow: 0 0 0 2px rgba(212, 165, 116, 0.2);
}

.input-with-range {
    position: relative;
    margin-bottom: 0.5rem;
}

.input-with-range input[type="number"] {
    padding-right: 3rem;
}

.unit-label {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--secondary);
}

/* Method Grid */
.method-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.method-btn {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.75rem;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.method-btn:hover {
    border-color: var(--text-muted);
}

.method-btn.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(111, 78, 55, 0.4);
}

/* Recipe Cards */
.recipe-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.card {
    background-color: var(--bg-surface);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.card.highlight {
    background-color: rgba(111, 78, 55, 0.1);
    border-color: var(--primary);
}

.card-icon {
    color: var(--secondary);
    margin-bottom: 0.75rem;
}

.card h3 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.25rem;
    display: flex;
    justify-content: space-between;
}

.badge {
    font-size: 0.65rem;
    background-color: var(--bg-main);
    color: var(--text-muted);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    text-transform: uppercase;
}

.card .big-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
}

.card .value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-main);
}

.grind-visual {
    margin-top: 0.5rem;
    height: 8px;
    background-color: var(--bg-main);
    border-radius: 4px;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 0 4px;
    gap: 2px;
}

.grind-dots {
    display: flex;
    gap: 2px;
}

.grind-dot {
    background-color: var(--secondary);
    border-radius: 50%;
}

/* Timer */
.timer-section {
    background-color: var(--bg-surface);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
}

.timer-display {
    margin-bottom: 1.5rem;
}

#timer-text {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    display: block;
    line-height: 1;
    color: var(--secondary);
    font-variant-numeric: tabular-nums;
}

#timer-phase {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
    display: block;
}

.timer-controls {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.progress-bar-container {
    height: 6px;
    background-color: var(--bg-main);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--secondary);
    transition: width 1s linear;
}

/* Tabs & Logs */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.tab {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0.75rem 1rem;
    font-weight: 600;
    border-radius: 0;
    border-bottom: 2px solid transparent;
}

.tab.active {
    color: var(--text-main);
    border-bottom-color: var(--secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.help-text {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.compass-axis {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.compass-axis span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--secondary);
}

.suggestion-box {
    background-color: var(--bg-surface);
    border-left: 3px solid var(--primary);
    padding: 1rem;
    border-radius: 0 8px 8px 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

.log-item {
    background-color: var(--bg-surface);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 3px solid var(--secondary);
}

.log-item h4 {
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.log-item p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    main {
        grid-template-columns: 1fr 1fr;
    }

    .details-panel {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    main {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
}