* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
    overflow-x: hidden;
}

body {
    background: var(--color-background);
    color: var(--color-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
    color: inherit;
    font: inherit;
}

button,
select {
    cursor: pointer;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid rgb(37 99 235 / 35%);
    outline-offset: 2px;
}

[hidden] {
    display: none !important;
}

.login-view {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: var(--spacing-lg);
    background:
        radial-gradient(circle at 15% 20%, rgb(96 165 250 / 40%), transparent 32%),
        radial-gradient(circle at 85% 80%, rgb(129 140 248 / 32%), transparent 35%),
        var(--color-navy);
}

.login-card {
    display: grid;
    width: min(100%, 440px);
    gap: var(--spacing-md);
    padding: clamp(28px, 5vw, 48px);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    box-shadow: var(--shadow-card);
}

.login-card h1,
.login-card p {
    margin: 0;
    text-align: center;
}

.login-card p {
    color: var(--color-muted);
}

.brand-mark {
    display: grid;
    width: 72px;
    height: 72px;
    margin: 0 auto;
    place-items: center;
    border-radius: 22px;
    background: linear-gradient(145deg, #3b82f6, #4f46e5);
    color: #fff;
    font-size: 24px;
    font-weight: 800;
}

.brand-mark-small {
    width: 42px;
    height: 42px;
    margin: 0;
    border-radius: 13px;
    font-size: 14px;
}

label {
    display: grid;
    gap: 7px;
    color: var(--color-muted);
    font-size: 14px;
    font-weight: 650;
}

input,
select,
textarea {
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
}

textarea {
    resize: vertical;
}

.button,
.icon-button,
.floating-action {
    min-height: 48px;
    border: 0;
    border-radius: var(--radius-sm);
    font-weight: 750;
}

.button {
    padding: 0 18px;
}

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

.button:disabled {
    cursor: wait;
    opacity: 0.55;
}

.button-primary {
    background: var(--color-primary);
    color: #fff;
}

.button-primary:hover {
    background: var(--color-primary-dark);
}

.button-secondary,
.button-quiet {
    background: #e2e8f0;
    color: #1e293b;
}

.button-danger {
    background: #fee2e2;
    color: var(--color-danger);
}

.form-error {
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    background: #fee2e2;
    color: #991b1b !important;
    font-size: 14px;
    text-align: left !important;
}

.app-view {
    display: grid;
    width: 100%;
    min-width: 0;
    min-height: 100vh;
    grid-template-rows: auto auto 1fr;
}

.primary-navigation {
    display: flex;
    justify-content: center;
    gap: 6px;
    padding: 8px var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
}

.primary-navigation-button {
    min-height: 44px;
    padding: 0 24px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--color-muted);
    font-weight: 800;
}

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

.app-header {
    display: grid;
    min-height: 72px;
    align-items: center;
    padding: 10px var(--spacing-lg);
    grid-template-columns: 1fr auto 1fr;
    background: var(--color-navy);
    color: #fff;
}

.app-brand,
.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
}

.today-label {
    font-size: 17px;
    font-weight: 650;
    text-transform: capitalize;
}

.user-menu {
    justify-self: end;
    font-weight: 600;
}

.calendar-layout {
    display: grid;
    width: 100%;
    min-height: 0;
    min-width: 0;
    padding: var(--spacing-md);
    grid-template-columns: 190px minmax(0, 1fr);
    gap: var(--spacing-md);
}

.filter-panel,
.calendar-panel {
    min-height: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    box-shadow: 0 4px 20px rgb(15 23 42 / 6%);
}

.filter-panel {
    padding: var(--spacing-md);
}

.filter-panel h2 {
    margin: 0 0 var(--spacing-md);
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.filter-list {
    display: grid;
    gap: var(--spacing-sm);
}

.filter-chip {
    min-height: 48px;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-left: 7px solid var(--person-color);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text);
    font-weight: 700;
    text-align: left;
}

.filter-chip.is-active {
    border-color: var(--person-color);
    background: color-mix(in srgb, var(--person-color) 15%, transparent);
}

.calendar-filter {
    margin-top: var(--spacing-lg);
}

.calendar-panel {
    min-width: 0;
    overflow: hidden;
    padding: var(--spacing-sm);
}

.floating-action {
    position: fixed;
    right: 28px;
    bottom: 28px;
    z-index: 20;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-primary);
    color: #fff;
    box-shadow: 0 12px 26px rgb(37 99 235 / 35%);
    font-size: 34px;
    line-height: 1;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 28px;
    z-index: 100;
    padding: 12px 18px;
    transform: translateX(-50%);
    border-radius: 999px;
    background: #0f172a;
    color: #fff;
    box-shadow: var(--shadow-card);
}
.person-avatar {
    display: inline-grid;
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    overflow: hidden;
    place-items: center;
    border: 2px solid color-mix(in srgb, var(--avatar-color) 72%, white);
    border-radius: 50%;
    background: color-mix(in srgb, var(--avatar-color) 16%, white);
    color: var(--color-text);
    font-size: 21px;
    font-weight: 850;
    object-fit: cover;
}

.person-avatar-small {
    width: 30px;
    height: 30px;
    font-size: 16px;
}