:root {
    --medical-teal: #00a3c8;
    --dark-navy: #10315a;
    --soft-gray: #f4f7f9;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    color: #444;
    background-color: #fff;
    margin: 0;
}

a {
    text-decoration: none;
}

.text-teal { color: var(--medical-teal); }
.bg-teal { background-color: var(--medical-teal); }
.bg-navy { background-color: var(--dark-navy); }

.hero-bg {
    background-size: cover;
    background-position: center;
}

.appointment-card {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
}

.form-input {
    width: 100%;
    padding: 12px 20px;
    border: 1px solid #eee;
    border-radius: 5px;
    background: #fff;
    outline: none;
    transition: border-color 0.3s;
}

.form-input:focus {
    border-color: var(--medical-teal);
}

.service-box {
    padding: 40px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
    height: 100%;
}

.service-box:hover {
    transform: translateY(-10px);
    border-bottom-color: var(--medical-teal);
}

.btn-teal {
    background-color: var(--medical-teal);
    color: white;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    transition: 0.3s;
    display: inline-block;
    border: 0;
    cursor: pointer;
}

.btn-teal:hover {
    background-color: var(--dark-navy);
}

.calendar-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.calendar-nav {
    display: flex;
    gap: 10px;
    align-items: center;
}

.calendar-nav button {
    border: 1px solid #d9e2ec;
    background: #fff;
    color: var(--dark-navy);
    border-radius: 999px;
    padding: 10px 14px;
    cursor: pointer;
    font-weight: 600;
}

.calendar-nav button:hover {
    border-color: var(--medical-teal);
    color: var(--medical-teal);
}

.calendar-week-label {
    font-weight: 700;
    color: var(--dark-navy);
}

.calendar-compact {
    background: #f8fbfd;
    border: 1px solid #e5edf2;
    border-radius: 18px;
    padding: 18px;
}

.calendar-compact .calendar-toolbar {
    margin-bottom: 14px;
}

.calendar-compact .calendar-nav button {
    padding: 8px 12px;
    font-size: 13px;
}

.calendar-compact .slot {
    font-size: 12px;
    padding: 9px 12px;
    margin: 0;
}

.appointment-picker {
    display: grid;
    gap: 12px;
}

.day-stepper {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 12px;
    border: 1px solid #dde8ef;
    border-radius: 18px;
    background: #fff;
}

.day-nav-btn {
    border: 1px solid #d9e2ec;
    background: #f8fbfd;
    color: var(--dark-navy);
    border-radius: 999px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 700;
}

.day-nav-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.day-current {
    text-align: center;
}

.day-current span,
.day-current strong,
.day-current small {
    display: block;
}

.day-current span {
    color: var(--medical-teal);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.day-current strong {
    color: var(--dark-navy);
    font-size: 20px;
}

.day-current small {
    margin-top: 2px;
    color: #667085;
    font-size: 12px;
}

.day-slot-panel {
    border: 1px solid #dde8ef;
    border-radius: 18px;
    padding: 14px;
    background: #fff;
}

.day-slot-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px;
}

.no-day-slots {
    padding: 14px;
    border-radius: 14px;
    background: #eef2f6;
    color: #667085;
    font-size: 14px;
    font-weight: 700;
    text-align: center;
}

.slot-open {
    background: #e6f9ef;
    color: #117a48;
    cursor: pointer;
}

.slot-booked {
    background: #ffe8e8;
    color: #b42318;
}

.slot-closed {
    background: #eef2f6;
    color: #667085;
}

.slot-selected {
    background: var(--medical-teal);
    color: #fff;
}

.selected-slot-box {
    background: #effbff;
    border: 1px solid #b9e8f3;
    color: var(--dark-navy);
    border-radius: 14px;
    padding: 14px 16px;
    margin-bottom: 18px;
    font-size: 14px;
}

.appointment-selects {
    display: none;
}

.flash-public {
    margin: 20px auto;
    max-width: 1120px;
    padding: 14px 18px;
    border-radius: 10px;
}

.flash-success {
    background: #e8fff0;
    color: #177245;
}

.flash-error {
    background: #fff1f2;
    color: #b42318;
}

@media (max-width: 1024px) {
}

@media (max-width: 768px) {
    .day-stepper {
        grid-template-columns: 1fr;
    }

    .day-slot-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}