.page-settings .container {
    max-width: 1080px;
}

.settings-hero-surface {
    display: grid;
    gap: 0.9rem;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(21, 163, 155, 0.12), transparent 28%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 250, 253, 0.95));
}

.settings-back-button {
    width: 2.4rem;
    height: 2.4rem;
    display: inline-grid;
    place-items: center;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--green-500) 24%, var(--border));
    background: rgba(255, 255, 255, 0.88);
    color: var(--ink-900);
    box-shadow: 0 10px 24px rgba(10, 30, 58, 0.1);
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.settings-back-button svg {
    width: 1.12rem;
    height: 1.12rem;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.1;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.settings-back-button:hover {
    transform: translateX(-1px);
    border-color: color-mix(in srgb, var(--green-500) 42%, var(--border));
    background: #ffffff;
    box-shadow: 0 14px 28px rgba(10, 30, 58, 0.14);
}

.settings-back-button:focus-visible {
    outline: 2px solid color-mix(in srgb, var(--green-500) 45%, #ffffff);
    outline-offset: 3px;
}

.settings-hero {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0.9rem;
}

.settings-hero-copy {
    display: grid;
    gap: 0.35rem;
}

.settings-kicker {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--teal-700);
}

.settings-grid {
    display: grid;
    gap: 1rem;
    margin-top: 1rem;
}

.settings-card {
    display: grid;
    gap: 0.95rem;
}

.settings-card-head {
    display: grid;
    gap: 0.25rem;
}

.settings-password-form {
    gap: 0.8rem;
}

.settings-field-full {
    grid-column: 1 / -1;
}

.field-note {
    min-height: 1.15rem;
    font-size: 0.78rem;
    color: var(--ink-500);
}

.field-note.is-success {
    color: var(--green-600);
}

.field-note.is-error {
    color: var(--red-500);
}

.settings-session-option {
    display: grid;
    gap: 0.4rem;
    padding: 0.9rem 1rem;
    border: 1px solid color-mix(in srgb, var(--green-500) 22%, var(--border));
    border-radius: var(--radius-md);
    background: color-mix(in srgb, var(--green-500) 6%, var(--white));
}

.settings-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.72rem;
    font-weight: 700;
    color: var(--ink-900);
}

.settings-checkbox input[type="checkbox"] {
    width: 1.05rem;
    max-width: 1.05rem;
    height: 1.05rem;
    margin: 0.14rem 0 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    accent-color: var(--green-600);
    flex: 0 0 auto;
}

.settings-session-copy {
    padding-left: 1.78rem;
    font-size: 0.82rem;
    color: var(--ink-500);
}

.settings-theme-options {
    display: grid;
    gap: 0.7rem;
}

.settings-theme-option {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: color-mix(in srgb, var(--white) 96%, transparent);
    padding: 0.9rem 1rem;
    text-align: left;
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.settings-theme-option:hover {
    transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--green-500) 42%, var(--border));
    box-shadow: var(--shadow-soft);
}

.settings-theme-option.is-active {
    border-color: color-mix(in srgb, var(--green-500) 72%, transparent);
    background: color-mix(in srgb, var(--green-500) 10%, var(--white));
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--green-500) 22%, transparent);
}

.settings-theme-option-copy {
    display: grid;
    gap: 0.18rem;
}

.settings-theme-option-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--ink-900);
}

.settings-theme-option-desc {
    font-size: 0.84rem;
    color: var(--ink-700);
}

.settings-theme-option-state {
    opacity: 0;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--green-600);
    transition: opacity var(--transition-fast);
}

.settings-theme-option.is-active .settings-theme-option-state {
    opacity: 1;
}

.settings-theme-copy {
    margin-top: -0.1rem;
}

.settings-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

@media (min-width: 920px) {
    .settings-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: start;
    }

    .settings-card-span {
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .settings-hero {
        gap: 0.75rem;
    }

    .settings-theme-option {
        padding: 0.8rem 0.82rem;
    }

    .settings-theme-option-title {
        font-size: 0.94rem;
    }

    .settings-theme-option-desc {
        font-size: 0.8rem;
    }

    .settings-session-option {
        padding: 0.82rem 0.85rem;
    }

    .settings-session-copy {
        padding-left: 1.68rem;
    }
}