/* Modern B2B Booking Styles - Instabank Green Theme */

.ibb-booking-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

#ibb-calendar-container {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(45, 134, 89, 0.08);
    border: 1px solid #e8f5e9;
}

#ibb-time-slots-container {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(45, 134, 89, 0.08);
    border: 1px solid #e8f5e9;
}

#ibb-time-slots-container h3 {
    color: #2D8659;
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.ibb-duration-badge {
    display: inline-block;
    background: linear-gradient(135deg, #e8f5e9, #d4f1e0);
    color: #2D8659;
    padding: 10px 20px;
    border-radius: 20px;
    font-weight: 700;
    margin-bottom: 24px;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(45, 134, 89, 0.1);
}

.ibb-timezone-display {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

#ibb-time-slots-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
    margin: 20px 0;
}

.ibb-time-slot {
    padding: 14px 20px;
    border: 2px solid #e8f5e9;
    background: #ffffff;
    border-radius: 12px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.ibb-time-slot::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #2D8659, #1F5A3D);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.ibb-time-slot:hover {
    border-color: #2D8659;
    background: #2D8659;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 134, 89, 0.3);
}

.ibb-time-slot:active {
    transform: translateY(0);
}

.ibb-back-button {
    padding: 12px 24px;
    border: 2px solid #e8f5e9;
    background: #ffffff;
    border-radius: 12px;
    cursor: pointer;
    margin-top: 24px;
    font-weight: 600;
    color: #2D8659;
    transition: all 0.3s ease;
}

.ibb-back-button:hover {
    border-color: #2D8659;
    background: #f8fdf9;
    transform: translateX(-4px);
}

#ibb-booking-form-container {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(45, 134, 89, 0.08);
    border: 1px solid #e8f5e9;
}

.ibb-booking-summary {
    background: linear-gradient(135deg, #e8f5e9, #f8fdf9);
    padding: 20px 24px;
    border-left: 5px solid #2D8659;
    margin-bottom: 32px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(45, 134, 89, 0.08);
}

.ibb-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.ibb-form-field {
    margin-bottom: 20px;
}

.ibb-form-field label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.ibb-form-field input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e8f5e9;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: #ffffff;
}

.ibb-form-field input:focus {
    outline: none;
    border-color: #2D8659;
    box-shadow: 0 0 0 4px rgba(45, 134, 89, 0.1);
    background: #ffffff;
}

.ibb-form-field input.invalid {
    border-color: #d32f2f;
    box-shadow: 0 0 0 4px rgba(211, 47, 47, 0.1);
}

.ibb-form-field input.valid {
    border-color: #2D8659;
    background: #f8fdf9;
}

.ibb-button-primary {
    background: linear-gradient(135deg, #2D8659, #1F5A3D);
    color: #ffffff;
    padding: 16px 40px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(45, 134, 89, 0.25);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ibb-button-primary:hover {
    background: linear-gradient(135deg, #1F5A3D, #154530);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 134, 89, 0.35);
}

.ibb-button-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(45, 134, 89, 0.2);
}

.ibb-button-secondary {
    background: #ffffff;
    color: #2D8659;
    padding: 16px 40px;
    border: 2px solid #2D8659;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ibb-button-secondary:hover {
    background: #2D8659;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 134, 89, 0.25);
}

.ibb-form-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

#ibb-success-message {
    text-align: center;
    padding: 60px 30px;
    background: #fff;
    border-radius: 8px;
}

.ibb-success-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #2D8659, #1F5A3D);
    color: #ffffff;
    font-size: 56px;
    line-height: 100px;
    border-radius: 50%;
    margin: 0 auto 24px;
    box-shadow: 0 8px 24px rgba(45, 134, 89, 0.3);
    animation: successPulse 0.6s ease;
}

@keyframes successPulse {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

#ibb-error-message {
    background: linear-gradient(135deg, #ffebee, #ffcdd2);
    border-left: 5px solid #d32f2f;
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 12px;
    color: #c62828;
    box-shadow: 0 2px 8px rgba(211, 47, 47, 0.15);
    font-weight: 600;
}

#ibb-loading {
    text-align: center;
    padding: 60px 40px;
}

.ibb-spinner {
    border: 5px solid #e8f5e9;
    border-top: 5px solid #2D8659;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 24px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design - Mobile First */
@media (max-width: 768px) {
    .ibb-booking-wrapper {
        padding: 16px 12px;
        max-width: 100%;
    }

    #ibb-calendar-container,
    #ibb-time-slots-container,
    #ibb-booking-form-container {
        padding: 20px 16px;
        border-radius: 12px;
        box-shadow: 0 2px 16px rgba(45, 134, 89, 0.06);
    }

    #ibb-time-slots-container h3 {
        font-size: 20px;
        margin-bottom: 16px;
    }

    .ibb-duration-badge {
        font-size: 13px;
        padding: 8px 16px;
    }

    .ibb-form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .ibb-form-field {
        margin-bottom: 16px;
    }

    .ibb-form-field input {
        font-size: 16px;
        padding: 12px 14px;
    }

    #ibb-time-slots-list {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: 8px;
    }

    .ibb-time-slot {
        padding: 12px 16px;
        font-size: 15px;
        border-radius: 10px;
    }

    .ibb-button-primary,
    .ibb-button-secondary {
        padding: 14px 28px;
        font-size: 14px;
        width: 100%;
        margin-top: 8px;
    }

    .ibb-form-actions {
        flex-direction: column-reverse;
        gap: 12px;
    }

    .ibb-booking-summary {
        padding: 16px 20px;
        margin-bottom: 24px;
        font-size: 15px;
    }

    .ibb-back-button {
        padding: 10px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .ibb-booking-wrapper {
        padding: 12px 8px;
    }

    #ibb-calendar-container,
    #ibb-time-slots-container,
    #ibb-booking-form-container {
        padding: 16px 12px;
        border-radius: 10px;
    }

    #ibb-time-slots-container h3 {
        font-size: 18px;
    }

    #ibb-time-slots-list {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }

    .ibb-time-slot {
        padding: 10px 12px;
        font-size: 14px;
    }

    .ibb-button-primary,
    .ibb-button-secondary {
        padding: 12px 24px;
        font-size: 13px;
    }
}

/* Additional Modern Touches */
* {
    box-sizing: border-box;
}

.ibb-booking-wrapper h1,
.ibb-booking-wrapper h2,
.ibb-booking-wrapper h3 {
    color: #2D8659;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus Visible for Accessibility */
button:focus-visible,
input:focus-visible {
    outline: 3px solid #2D8659;
    outline-offset: 2px;
}