.fu-calendar {
    --fu-accent: #e30613;
    --fu-dark: #14213d;
    --fu-border: #dfe3e8;
    --fu-muted: #657080;
    color: var(--fu-dark);
    max-width: 1220px;
    margin: 0 auto;
    font-family: inherit;
}

.fu-calendar *, .fu-calendar *::before, .fu-calendar *::after { box-sizing: border-box; }
.fu-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: 1.5rem; }
.fu-header h1 { margin: .15rem 0 .35rem; color: var(--fu-dark); font-size: clamp(1.8rem, 4vw, 3rem); }
.fu-header p { margin: 0; }
.fu-eyebrow { color: var(--fu-accent); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.fu-month-nav { display: grid; grid-template-columns: 42px minmax(160px, auto) 42px; align-items: center; text-align: center; gap: .5rem; }
.fu-nav-button { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--fu-border); border-radius: 50%; color: var(--fu-dark); text-decoration: none; font-size: 1.75rem; line-height: 1; background: #fff; }
.fu-nav-button:hover, .fu-nav-button:focus { color: #fff; background: var(--fu-accent); border-color: var(--fu-accent); }
.fu-weekdays, .fu-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); }
.fu-weekdays { background: var(--fu-dark); color: #fff; border-radius: 12px 12px 0 0; overflow: hidden; }
.fu-weekdays span { padding: .7rem; text-align: center; font-size: .75rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.fu-grid { border-left: 1px solid var(--fu-border); border-top: 1px solid var(--fu-border); }
.fu-day { min-height: 150px; padding: .55rem; border-right: 1px solid var(--fu-border); border-bottom: 1px solid var(--fu-border); background: #fff; }
.fu-day.is-today { background: color-mix(in srgb, var(--fu-accent) 6%, white); box-shadow: inset 0 3px 0 var(--fu-accent); }
.fu-day-number { font-weight: 800; margin-bottom: .5rem; }
.fu-mobile-weekday { display: none; }
.fu-event { display: flex; flex-direction: column; gap: .25rem; margin: 0 0 .55rem; padding: .65rem; border-radius: 9px; background: color-mix(in srgb, var(--fu-accent) 9%, white); border-left: 3px solid var(--fu-accent); font-size: .78rem; overflow-wrap: anywhere; }
.fu-event time { font-weight: 800; color: var(--fu-accent); }
.fu-event strong { font-size: .86rem; }
.fu-event.is-closed { filter: grayscale(.35); opacity: .78; }
.fu-meta { color: var(--fu-muted); }
.fu-availability { margin-top: .2rem; font-weight: 700; }
.fu-book-button, .fu-submit { width: 100%; margin-top: .35rem; padding: .68rem .9rem; border: 0; border-radius: 7px; background: var(--fu-accent); color: #fff; font: inherit; font-weight: 800; cursor: pointer; }
.fu-book-button:hover, .fu-book-button:focus, .fu-submit:hover, .fu-submit:focus { filter: brightness(.87); }
.fu-empty { padding: 1.2rem; text-align: center; border: 1px dashed var(--fu-border); border-top: 0; }
.fu-dialog { width: min(680px, calc(100% - 2rem)); max-height: calc(100vh - 2rem); padding: 0; border: 0; border-radius: 16px; color: var(--fu-dark); box-shadow: 0 24px 80px rgba(0,0,0,.28); }
.fu-dialog::backdrop { background: rgba(10, 18, 35, .72); backdrop-filter: blur(3px); }
.fu-booking-form { padding: clamp(1.25rem, 4vw, 2.25rem); }
.fu-dialog-head { display: flex; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; }
.fu-dialog-head h2 { margin: .1rem 0 .25rem; }
.fu-dialog-head p { margin: 0; }
.fu-dialog-close { flex: 0 0 auto; width: 40px; height: 40px; border: 1px solid var(--fu-border); border-radius: 50%; background: #fff; color: var(--fu-dark); font-size: 1.5rem; cursor: pointer; }
.fu-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.fu-form-grid label { display: flex; flex-direction: column; gap: .35rem; font-weight: 700; }
.fu-form-grid label span { font-size: .83rem; }
.fu-form-grid input, .fu-form-grid textarea { width: 100%; border: 1px solid #bfc7d1; border-radius: 7px; padding: .72rem; background: #fff; color: var(--fu-dark); font: inherit; }
.fu-form-grid input:focus, .fu-form-grid textarea:focus { outline: 2px solid color-mix(in srgb, var(--fu-accent) 35%, transparent); border-color: var(--fu-accent); }
.fu-full-width { grid-column: 1 / -1; }
.fu-spam-challenge { padding: .85rem; border-radius: 8px; background: #f4f6f8; }
.fu-spam-challenge input { max-width: 140px; }
.fu-consent { display: flex; align-items: flex-start; gap: .65rem; margin: 1rem 0; font-size: .85rem; }
.fu-consent input { margin-top: .2rem; }
.fu-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.fu-cancel-page { max-width: 720px; padding: clamp(1.25rem, 4vw, 2.5rem); border: 1px solid var(--fu-border); border-radius: 14px; background: #fff; }

@media (max-width: 900px) {
    .fu-header { align-items: flex-start; flex-direction: column; }
    .fu-weekdays { display: none; }
    .fu-grid { display: block; border: 0; }
    .fu-day-empty, .fu-day:not(.has-sessions) { display: none; }
    .fu-day { min-height: auto; margin-bottom: 1rem; padding: 0; border: 0; background: transparent; }
    .fu-day.is-today { box-shadow: none; }
    .fu-day-number { display: flex; gap: .35rem; align-items: baseline; margin-bottom: .45rem; font-size: 1.1rem; }
    .fu-mobile-weekday { display: inline; }
    .fu-event { padding: 1rem; font-size: .9rem; }
    .fu-event strong { font-size: 1rem; }
}

@media (max-width: 600px) {
    .fu-month-nav { width: 100%; grid-template-columns: 42px 1fr 42px; }
    .fu-form-grid { grid-template-columns: 1fr; }
    .fu-full-width { grid-column: auto; }
}