/* =========================================
   V1 iStartValley Ultra-Premium Branded Checkout UI
   Theme: Warm Light Orange, 3D Hover Cards, Smooth Inputs
   STATUS: 100% PERFECT + BRAND THEME + ALL HOVERS FIXED
   ========================================= */

:root {
    --isv-orange: #F26522;
    --isv-red: #ED1C24;
    --isv-dark-red: #9E1B34;
    --isv-text-dark: #2c211f; 
    --isv-text-grey: #736b69;
    --isv-bg-color: #FFF5F0; 
    --isv-card-bg: #ffffff;
    --isv-border: #F5D3C4; 
    --isv-focus-glow: rgba(242, 101, 34, 0.18);
    --isv-shadow-normal: 0 4px 15px rgba(242, 101, 34, 0.04);
    --isv-shadow-hover: 0 12px 30px rgba(242, 101, 34, 0.12);
}

/* MAGIC RULE: Prevents ANY element from bleeding outside the box */
.isv-checkout, .isv-checkout * {
    box-sizing: border-box !important;
}

.isv-checkout {
    max-width: 1000px !important;
    margin: 0 auto !important;
    padding: 40px 20px !important;
    background-color: var(--isv-bg-color) !important;
    font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif !important;
    color: var(--isv-text-dark) !important;
    overflow-x: hidden !important;
}

/* Premium Header */
.isv-header {
    background: var(--isv-card-bg) !important;
    padding: 30px !important;
    border-radius: 16px !important;
    margin-bottom: 30px !important;
    box-shadow: var(--isv-shadow-normal) !important;
    text-align: center !important;
    position: relative !important;
    border: 1px solid var(--isv-card-bg) !important;
}

.isv-header::before {
    content: "" !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 6px !important;
    background: linear-gradient(90deg, var(--isv-orange), var(--isv-red), var(--isv-dark-red)) !important;
}

.isv-header h2 {
    color: var(--isv-text-dark) !important;
    margin: 0 0 8px !important;
    font-size: 1.85rem !important;
    font-weight: 800 !important;
    letter-spacing: -0.5px !important;
}

.isv-course-dates {
    color: var(--isv-orange) !important;
    font-size: 1rem !important;
    font-weight: 600 !important;
}

/* THE DESKTOP GRID */
.isv-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 24px !important;
}

/* Container Cards */
.isv-section {
    background: var(--isv-card-bg) !important;
    border-radius: 16px !important;
    box-shadow: var(--isv-shadow-normal) !important;
    border: 1px solid var(--isv-border) !important;
    padding: 32px !important;
    margin-bottom: 24px !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease !important;
}
        
.isv-section:hover {
    transform: translateY(-5px) !important;
    box-shadow: var(--isv-shadow-hover) !important;
    border-color: rgba(242, 101, 34, 0.3) !important;
}

.isv-section h3 {
    color: var(--isv-dark-red) !important; 
    font-size: 1.25rem !important;
    font-weight: 700 !important;
    margin-top: 0 !important;
    margin-bottom: 24px !important;
    border-bottom: 2px solid var(--isv-bg-color) !important;
    padding-bottom: 12px !important;
}

/* Horizontal Fields */
.isv-field {
    margin-bottom: 20px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
}

.isv-field label {
    width: 35% !important;
    font-size: 0.95rem !important;
    font-weight: 600 !important;
    color: var(--isv-text-grey) !important;
    text-align: left !important;
    margin: 0 !important;
}

.isv-field input {
    width: 65% !important;
    padding: 10px 16px !important;
    border: 1.5px solid var(--isv-border) !important;
    background-color: #FFFDFB !important; 
    border-radius: 12px !important;
    font-size: 0.95rem !important;
    color: var(--isv-text-dark) !important;
    font-weight: 500 !important;
    transition: all 0.3s ease !important;
}

.isv-field input:focus {
    border-color: var(--isv-orange) !important;
    background-color: var(--isv-card-bg) !important;
    box-shadow: 0 0 0 4px var(--isv-focus-glow) !important;
    outline: none !important;
}

/* =========================================
   PREMIUM PAYMENT OPTIONS UPGRADE
   ========================================= */
.isv-options {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
}

.isv-option {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 16px 20px !important;
    border: 2px solid #e5e7eb !important; 
    border-radius: 12px !important;
    background: var(--isv-card-bg) !important;
    cursor: pointer !important;
    transition: all 0.25s ease !important;
    font-weight: 600 !important;
}

.isv-checkout #isv-installment-option[hidden] {
  display: none !important;
}
        
.isv-option:hover {
    border-color: rgba(242, 101, 34, 0.4) !important;
    background-color: #fcfcfc !important; 
}

.isv-option:has(input:checked) {
    border-color: var(--isv-orange) !important;
    background-color: #FFF9F5 !important;
    box-shadow: 0 4px 15px rgba(242, 101, 34, 0.08) !important;
}

.isv-option input[type="radio"] {
    accent-color: var(--isv-orange) !important;
    transform: scale(1.1) !important;
}

.isv-installment-list {
    font-size: 0.9rem !important;
    color: var(--isv-text-dark) !important;
    background: #f8fafc !important;
    padding: 15px !important;
    border-radius: 8px !important;
    margin-top: 15px !important;
    border: 1px solid #e2e8f0 !important;
    line-height: 1.6 !important;
}

.isv-installment-note {
    font-size: 0.85rem !important;
    color: var(--isv-text-dark) !important;
    background: #FFF9F5 !important; 
    border-left: 4px solid var(--isv-orange) !important; 
    padding: 14px 18px !important;
    border-radius: 0 8px 8px 0 !important;
    margin-top: 15px !important;
    white-space: pre-line !important; 
    line-height: 1.7 !important;
    font-weight: 500 !important;
}


/* =========================================
   BRAND THEME CARD DETAILS SECTION
   ========================================= */

.isv-section:has(.isv-card-field) {
    background: linear-gradient(145deg, #ffffff, #f9fafb) !important;
    border: 1px solid #e5e7eb !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03), inset 0 4px 0 var(--isv-orange) !important; 
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    justify-content: space-between !important;
}

.isv-section:has(.isv-card-field) h3 {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    color: var(--isv-dark-red) !important; 
}

/* Card Field Layouts */
.isv-card-field {
    display: flex !important;
    flex-direction: column !important;
    margin-bottom: 20px !important;
}

.isv-card-field label {
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    color: #4b5563 !important;
    margin-bottom: 8px !important;
    text-align: left !important;
}

/* Card Number gets Full Width */
.isv-section:has(.isv-card-field) .isv-card-field:nth-of-type(1) {
    width: 100% !important;
}

/* Expiry Date and CVC sit Side-by-Side */
.isv-section:has(.isv-card-field) .isv-card-field:nth-of-type(2),
.isv-section:has(.isv-card-field) .isv-card-field:nth-of-type(3) {
    width: 48% !important;
}

/* Secure Style for Stripe Inputs */
.isv-card-element {
    width: 100% !important;
    padding: 12px 16px !important;
    border: 1.5px solid #d1d5db !important;
    background-color: #f8fafc !important; 
    border-radius: 10px !important;
    font-size: 1rem !important;
    transition: all 0.3s ease !important;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02) !important;
}

.isv-card-element.StripeElement--focus {
    border-color: var(--isv-orange) !important; 
    background-color: #ffffff !important;
    box-shadow: 0 0 0 4px var(--isv-focus-glow) !important;
}


/* =========================================
   SUMMARY & PROMO & BUTTON
   ========================================= */
.isv-summary {
    display: flex !important;
    flex-direction: column !important;
    gap: 14px !important;
    background: linear-gradient(135deg, #FFF9F5, #FFF5F0) !important;
    padding: 24px !important;
    border-radius: 12px !important;
    border: 1px solid rgba(242, 101, 34, 0.2) !important;
    box-shadow: inset 0 2px 10px rgba(242, 101, 34, 0.03) !important;
    width: 100% !important;
}

.isv-summary-row {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    font-weight: 700 !important;
    font-size: 1.05rem !important;
    color: var(--isv-text-dark) !important;
    width: 100% !important;
}

/* Promo Code */
.isv-promo {
    display: flex !important;
    gap: 12px !important;
    margin-top: 10px !important;
    width: 100% !important;
    max-width: 100% !important;
}

.isv-promo input {
    flex: 1 1 0% !important;
    min-width: 0 !important; 
    padding: 14px 0px !important;
    border: 1.5px solid var(--isv-border) !important;
    border-radius: 10px !important;
    background-color: #FFFDFB !important;
    font-size: 0.95rem !important;
    box-sizing: border-box !important;
}

.isv-promo button {
    flex: 0 0 auto !important;
    padding: 14px 24px !important;
    border-radius: 10px !important;
    border: none !important;
    background: var(--isv-dark-red) !important; 
    color: #fff !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    white-space: nowrap !important;
    transition: background 0.3s ease, transform 0.2s ease !important; /* FIXED: Promo Hover Transition restored */
}

.isv-promo button:hover {
    background: var(--isv-red) !important;
    transform: scale(1.05) !important; /* FIXED: Promo Hover Glow restored */
}

.isv-actions {
    margin-top: 30px !important;
}

/* --- PERFECT PAY BUTTON WITH HOVER EFFECTS --- */
#isv-pay-button {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 20px 24px !important;
    border-radius: 14px !important;
    border: none !important;
    background: linear-gradient(135deg, var(--isv-orange), var(--isv-red)) !important;
    color: #ffffff !important;
    font-weight: 800 !important;
    font-size: 1.25rem !important;
    width: 100% !important;
    cursor: pointer !important;
    text-transform: uppercase !important;
    box-shadow: 0 10px 25px rgba(242, 101, 34, 0.35) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

#isv-pay-button:hover {
    transform: translateY(-4px) scale(1.01) !important;
    box-shadow: 0 15px 35px rgba(237, 28, 36, 0.5) !important;
    filter: brightness(1.05) !important; 
}

#isv-pay-button:active {
    transform: translateY(0) scale(0.98) !important;
    box-shadow: 0 5px 15px rgba(237, 28, 36, 0.3) !important;
}

.isv-card-field {
    margin-bottom: 20px !important;
}


/* =========================================
   STRICT MOBILE MEDIA QUERY
   ========================================= */

@media screen and (max-width: 991px) {
    .isv-checkout {
        padding: 20px 15px !important;
    }

    .isv-grid {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
    }

    .isv-section {
        width: 100% !important;
        padding: 20px !important;
        margin-bottom: 20px !important;
    }

    .isv-field {
        display: flex !important;
        flex-direction: column !important;
        align-items: flex-start !important;
    }

    .isv-field label {
        width: 100% !important;
        margin-bottom: 8px !important;
        font-size: 0.9rem !important;
    }

    .isv-field input {
        width: 100% !important;
        max-width: 100% !important;
    }

    .isv-header h2 {
        font-size: 1.4rem !important;
    }
    
    .isv-header {
        padding: 20px !important;
    }

    .isv-summary-row {
        flex-wrap: wrap !important;
        width: 100% !important;
    }
    
    .isv-promo {
        display: flex !important;
        flex-direction: row !important;
        width: 100% !important;
        max-width: 100% !important;
        margin-top: 10px !important;
        gap: 8px !important;
    }
    
    .isv-promo input {
        flex: 1 1 0% !important; 
        min-width: 0 !important; 
        width: 100% !important;
        padding: 12px 14px !important;
    }
    
    .isv-promo button {
        flex: 0 0 auto !important;
        width: auto !important;
        padding: 12px 16px !important;
    }
}