.audio-tools-page {
    max-width: 980px;
}

.tool-header {
    margin-bottom: 30px;
}

.tool-header .brand {
    margin-bottom: 8px;
}

.back-link {
    display: inline-block;
    margin-bottom: 32px;
}

.tools-section + .tools-section {
    margin-top: 42px;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 16px;
}

.section-heading h2,
.join-result h2 {
    margin: 0;
    font-size: 1.35rem;
}

.tool-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.tool-card strong,
.tool-card small {
    display: block;
}

.tool-card small {
    margin-top: 4px;
    color: var(--color-text-muted);
}

.tool-card--available {
    color: var(--color-text);
    box-shadow: var(--shadow);
    text-decoration: none;
    transition: border-color .15s ease, transform .15s ease;
}

.tool-card--available:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.tool-card__icon {
    display: grid;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    place-items: center;
    color: #fff;
    background: var(--color-primary);
    border-radius: 12px;
    font-size: 1.5rem;
}

.tool-card__arrow {
    margin-left: auto;
    color: var(--color-primary);
    font-size: 1.35rem;
}

.planned-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.tool-card--planned {
    justify-content: space-between;
    background: rgba(255, 255, 255, .65);
}

.coming-soon {
    display: inline-flex;
    padding: 6px 9px;
    color: var(--color-text-muted);
    background: #eef0f4;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 700;
    white-space: nowrap;
}

.coming-soon--small {
    margin-left: 10px;
    font-size: .68rem;
}

.join-form {
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.upload-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.upload-card {
    position: relative;
    display: flex;
    min-height: 210px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 26px 20px;
    text-align: center;
    background: var(--color-bg);
    border: 1px dashed #b8bfcc;
    border-radius: 13px;
    cursor: pointer;
    transition: border-color .15s ease, background .15s ease;
}

.upload-card:hover,
.upload-card:focus-within {
    background: var(--color-info-bg);
    border-color: var(--color-primary);
}

.upload-card__number {
    position: absolute;
    top: 14px;
    left: 14px;
    display: grid;
    width: 28px;
    height: 28px;
    place-items: center;
    color: var(--color-primary);
    background: #fff;
    border: 1px solid var(--color-info-border);
    border-radius: 50%;
    font-size: .8rem;
    font-weight: 800;
}

.upload-card__title {
    font-weight: 750;
}

.upload-card__hint {
    max-width: 240px;
    margin-top: 6px;
    color: var(--color-text-muted);
    font-size: .82rem;
}

.upload-card input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.file-meta {
    display: inline-flex;
    max-width: 100%;
    min-height: 38px;
    align-items: center;
    justify-content: center;
    margin-top: 16px;
    padding: 9px 14px;
    color: #fff;
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 8px;
    font-size: .8rem;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.file-meta.is-selected {
    color: var(--color-primary);
    background: var(--color-surface);
    border-color: var(--color-info-border);
}

.join-direction {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 13px;
    color: var(--color-text-muted);
    font-size: .9rem;
}

.join-direction strong {
    color: var(--color-primary);
    font-size: 1.2rem;
}

.tool-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.join-result {
    text-align: center;
}

.success-mark {
    display: grid;
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    place-items: center;
    color: #fff;
    background: #059669;
    border-radius: 50%;
    font-size: 1.3rem;
}

.tool-result-grid {
    display: grid;
    gap: 12px;
    margin: 24px 0;
    text-align: left;
}

.tool-result-grid > div {
    padding: 13px;
    background: var(--color-bg);
    border-radius: 10px;
}

.tool-result-grid span,
.tool-result-grid strong,
.tool-result-grid small {
    display: block;
}

.tool-result-grid span,
.tool-result-grid small {
    color: var(--color-text-muted);
    font-size: .78rem;
}

.tool-result-grid strong {
    margin: 3px 0;
    overflow-wrap: anywhere;
}

.tool-result-grid--cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tool-result-grid--cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tool-result-grid--cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.tool-result-grid--cols-3-uneven { grid-template-columns: 1.4fr .8fr 1.1fr; }
.tool-result-grid--cols-3-lead { grid-template-columns: 1.4fr 1fr 1fr; }

@media (max-width: 700px) {
    .tool-result-grid--cols-2,
    .tool-result-grid--cols-3,
    .tool-result-grid--cols-4,
    .tool-result-grid--cols-3-uneven,
    .tool-result-grid--cols-3-lead {
        grid-template-columns: 1fr;
    }
}

.result-player {
    width: min(100%, 620px);
}

.result-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 24px;
}

.secondary-button {
    display: inline-flex;
    align-items: center;
    padding: 13px 18px;
    color: var(--color-text);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-weight: 700;
    text-decoration: none;
}

@media (max-width: 700px) {
    .tools-grid,
    .planned-grid,
    .upload-grid,
    .result-inputs {
        grid-template-columns: 1fr;
    }

    .tool-nav {
        justify-content: center;
    }

    .result-actions {
        flex-direction: column;
    }

    .coming-soon--small {
        display: none;
    }
}

.tool-settings-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 20px;
    background: var(--color-bg);
    border-radius: 12px;
}

.tool-settings-grid--cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-settings-grid--cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.overlay-field {
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: var(--color-text);
    font-size: .9rem;
    font-weight: 650;
}

.overlay-field strong {
    color: var(--color-primary);
}

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

.overlay-field small {
    color: var(--color-text-muted);
    font-size: .78rem;
    font-weight: 500;
}

.number-input-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.number-input-wrap input {
    width: 88px;
    padding: 9px 10px;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font: inherit;
}

.result-meta {
    margin: -10px 0 22px;
    color: var(--color-text-muted);
    font-size: .88rem;
}

@media (max-width: 700px) {
    .tool-settings-grid--cols-2,
    .tool-settings-grid--cols-3 {
        grid-template-columns: 1fr;
    }
}

.trim-upload-card {
    min-height: 190px;
}

.duration-meta {
    margin-top: 8px;
    color: var(--color-text-muted);
    font-size: .78rem;
}

.trim-timeline { padding: 20px; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: 12px; }
.trim-timeline__heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.trim-timeline__heading span { color: var(--color-text-muted); font-size: .82rem; text-align: right; }
.trim-range { position: relative; height: 36px; margin: 0 10px; }
.trim-range__track, .trim-range__selected { position: absolute; top: 15px; height: 7px; border-radius: 999px; }
.trim-range__track { right: 0; left: 0; background: #d9dee8; }
.trim-range__selected { background: var(--color-primary); }
.trim-range__input { position: absolute; top: 0; left: 0; width: 100%; height: 36px; margin: 0; appearance: none; pointer-events: none; background: transparent; }
.trim-range__input::-webkit-slider-thumb { width: 23px; height: 23px; appearance: none; pointer-events: auto; cursor: grab; background: #fff; border: 4px solid var(--color-primary); border-radius: 50%; box-shadow: 0 1px 5px rgba(27, 52, 104, .25); }
.trim-range__input::-moz-range-thumb { width: 15px; height: 15px; pointer-events: auto; cursor: grab; background: #fff; border: 4px solid var(--color-primary); border-radius: 50%; box-shadow: 0 1px 5px rgba(27, 52, 104, .25); }
.trim-range__input:focus-visible::-webkit-slider-thumb, .trim-range__input:focus-visible::-moz-range-thumb { outline: 3px solid rgba(29, 78, 216, .3); outline-offset: 3px; }
.trim-segments { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; text-align: center; }
.trim-segments div { padding: 10px; color: var(--color-text-muted); background: #fff; border-radius: 8px; font-size: .76rem; }
.trim-segments strong { display: block; margin-top: 3px; color: var(--color-text); font-size: .9rem; }
.trim-segments__selected { border: 1px solid var(--color-info-border); background: var(--color-info-bg) !important; }
@media (max-width: 700px) { .trim-segments { grid-template-columns: 1fr; } .trim-timeline__heading { align-items: flex-start; flex-direction: column; } .trim-timeline__heading span { text-align: left; } }

.trim-range__playhead {
    position: absolute;
    z-index: 3;
    top: 3px;
    width: 3px;
    height: 31px;
    margin-left: -1px;
    pointer-events: none;
    background: #ef4444;
    border-radius: 999px;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, .8);
}

.trim-preview {
    width: 100%;
    margin-top: 18px;
}
.volume-control {
    padding: 20px;
    background: var(--color-bg);
    border-radius: 12px;
}

.volume-control__heading {
    display: flex;
    justify-content: space-between;
    margin-bottom: 14px;
}

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

.volume-scale {
    display: flex;
    justify-content: space-between;
    color: var(--color-text-muted);
    font-size: .75rem;
}

.volume-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.volume-presets button {
    padding: 8px 13px;
    color: var(--color-primary);
    background: #fff;
    border: 1px solid var(--color-info-border);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 700;
}

.volume-presets button.is-active {
    color: #fff;
    background: var(--color-primary);
}

.volume-warning {
    margin: 14px 0 0;
    color: #b45309;
    font-size: .85rem;
}
.tool-settings-grid select {
    width: 100%;
    padding: 10px;
    color: var(--color-text);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font: inherit;
}

.tool-settings-grid p {
    margin: 14px 0 0;
    color: var(--color-text-muted);
    font-size: .82rem;
}

.noise-types {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    padding: 0;
    border: 0;
}

.noise-types legend {
    margin-bottom: 12px;
    font-weight: 750;
}

.noise-types label {
    cursor: pointer;
}

.noise-types input {
    position: absolute;
    opacity: 0;
}

.noise-types label span {
    display: block;
    height: 100%;
    padding: 16px;
    background: var(--color-bg);
    border: 2px solid transparent;
    border-radius: 11px;
}

.noise-types input:checked + span {
    background: var(--color-info-bg);
    border-color: var(--color-primary);
}

.noise-types strong,
.noise-types small {
    display: block;
}

.noise-types small {
    margin-top: 5px;
    color: var(--color-text-muted);
}

.tool-settings-grid input[type="range"] {
    width: 100%;
    accent-color: var(--color-primary);
}

.noise-duration {
    display: flex;
    gap: 8px;
}

.noise-duration input,
.noise-duration select {
    min-width: 0;
    padding: 10px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font: inherit;
}

.noise-duration input {
    width: 40%;
}

.noise-duration select {
    flex: 1;
}

@media (max-width: 700px) {
    .noise-types {
        grid-template-columns: 1fr;
    }
}

.mix-noise-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-top: 10px;
}

.mix-noise-presets button {
    padding: 6px 10px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: var(--color-surface);
    color: inherit;
    cursor: pointer;
}

.mix-noise-presets button.is-active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
}