@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Syne:wght@700;800&display=swap');

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

:root {
    --bg: #e8e5de;
    --surface: #1e2d25;
    --border: #d0cdc6;
    --accent: #1e2d25;
    --text: #1e2d25;
    --text-inv: #f0ede6;
    --muted: #999690;
    --meter-bg: #d8d5ce;
    --meter-fill: #1e2d25;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'DM Mono', monospace;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    gap: 32px;
}

h1 {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--muted);
}

#controls {
    display: flex;
    gap: 12px;
    align-items: center;
}

#mic-select {
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 10px 18px;
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s;
}

#mic-select:hover {
    border-color: var(--accent);
}

#recording-button {
    background: var(--surface);
    color: var(--text-inv);
    border: none;
    border-radius: 12px;
    padding: 10px 24px;
    font-family: 'Syne', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.1s;
}

#recording-button:hover {
    opacity: 0.85;
}

#recording-button:active {
    transform: scale(0.97);
}

#meter-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr) 32px;
    grid-template-rows: repeat(2, auto);
    gap: 16px;
    align-items: end;
    position: relative;
}

.meter-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.meter-column:nth-child(1),
.meter-column:nth-child(2) {
    grid-row: 1;
}

.meter-column:nth-child(3) {
    grid-row: 2;
    grid-column: 1;
}

.meter-column:nth-child(4) {
    grid-row: 2;
    grid-column: 2;
}

#scale {
    grid-row: 1 / 3;
    grid-column: 3;
    position: relative;
    height: 260px;
    align-self: start;
    margin-top: 22px;
}

.meter-label {
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

.meter-bar-bg {
    width: 48px;
    height: 220px;
    background: var(--meter-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
}

.meter-bar {
    width: 100%;
    height: 0%;
    background: var(--meter-fill);
    transition: height 0.1s ease-out;
    border-radius: 0 0 4px 4px;
}

.meter-value {
    font-size: 0.7rem;
    color: var(--text);
    letter-spacing: 0.05em;
}

#scale span {
    font-size: 9px;
    color: var(--muted);
    position: absolute;
    right: 0;
    transform: translateY(-50%);
    line-height: 1;
}