/**
 * POKBON Affiliate Registration Form Styles
 * Version: 2.0.0 - Beautiful pka-* Design System
 */

/* ============================================
   CSS VARIABLES
   ============================================ */
.pokbon-affiliate-registration,
.pka-wrapper {
    --pka-primary: #0ea5e9;
    --pka-primary-dark: #0284c7;
    --pka-primary-light: #e0f2fe;
    --pka-success: #10b981;
    --pka-success-light: #d1fae5;
    --pka-error: #ef4444;
    --pka-error-light: #fee2e2;
    --pka-warning: #f59e0b;
    --pka-warning-light: #fef3c7;
    --pka-dark: #0f172a;
    --pka-text: #334155;
    --pka-text-muted: #64748b;
    --pka-border: #e2e8f0;
    --pka-bg: #f8fafc;
    --pka-white: #ffffff;
    --pka-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --pka-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --pka-radius: 12px;
    --pka-radius-lg: 16px;
}

/* ============================================
   WRAPPER
   ============================================ */
.pokbon-affiliate-registration,
.pka-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--pka-text);
    line-height: 1.6;
}

.pokbon-affiliate-registration *,
.pka-wrapper * {
    box-sizing: border-box;
}

/* Honeypot field - hidden */
.pka-hp-field {
    position: absolute !important;
    left: -9999px !important;
    visibility: hidden !important;
}

/* ============================================
   HERO SECTION
   ============================================ */
.pka-hero {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 40px;
    padding: 40px 20px;
    align-items: center;
    background: linear-gradient(135deg, #0c4a6e 0%, #075985 100%);
    border-radius: var(--pka-radius-lg);
    margin-bottom: 40px;
    overflow: hidden;
}

.pka-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

/* Desktop layout */
@media (min-width: 992px) {
    .pka-hero {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 60px 40px;
    }

    .pka-hero-content {
        flex: 1;
        max-width: 600px;
    }

    .pka-hero-visual {
        flex: 0 0 340px;
    }
}

.pka-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    width: 100%;
}

@media (min-width: 992px) {
    .pka-hero-content {
        text-align: left;
    }
}

.pka-badge {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    color: #ffffff;
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(4px);
}

.pka-hero-title {
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 800;
    color: #ffffff;
    margin: 16px 0;
    line-height: 1.1;
}

.pka-hero-sub {
    font-size: clamp(15px, 2vw, 18px);
    color: rgba(255,255,255,0.9);
    margin-bottom: 24px;
    line-height: 1.6;
}

.pka-hero-stats {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    justify-content: center;
}

@media (min-width: 992px) {
    .pka-hero-stats {
        justify-content: flex-start;
    }
}

.pka-stat-item {
    display: flex;
    flex-direction: column;
    text-align: center;
}

@media (min-width: 992px) {
    .pka-stat-item {
        text-align: left;
    }
}

.pka-stat-number {
    font-size: clamp(24px, 3vw, 28px);
    font-weight: 700;
    color: #38bdf8;
}

.pka-stat-label {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
}

/* Hero visual - Earning card */
.pka-hero-visual {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 340px;
}

.pka-earning-card {
    background: var(--pka-white);
    border-radius: var(--pka-radius-lg);
    padding: 24px;
    box-shadow: var(--pka-shadow-lg);
    width: 100%;
}

.pka-earning-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.pka-earning-icon {
    font-size: 24px;
}

.pka-earning-label {
    font-size: 13px;
    color: var(--pka-text-muted);
}

.pka-earning-amount {
    font-size: 36px;
    font-weight: 700;
    color: var(--pka-success);
    margin-bottom: 16px;
}

.pka-earning-breakdown {
    border-top: 1px solid var(--pka-border);
    padding-top: 16px;
}

.pka-earning-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
}

.pka-earning-item span:first-child {
    color: var(--pka-text-muted);
}

.pka-earning-item span:last-child {
    font-weight: 600;
    color: var(--pka-dark);
}

.pka-earning-badge {
    margin-top: 16px;
    text-align: center;
}

.pka-tier-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
}

.pka-tier-gold {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
}

/* ============================================
   SECTIONS
   ============================================ */
.pka-section {
    padding: 60px 0;
}

.pka-section-alt {
    background: var(--pka-bg);
    margin: 0 -16px;
    padding: 60px 16px;
}

@media (min-width: 768px) {
    .pka-section {
        padding: 80px 0;
    }
    .pka-section-alt {
        padding: 80px 40px;
        border-radius: var(--pka-radius-lg);
        margin: 0;
    }
}

.pka-section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 48px;
}

.pka-section-tag {
    display: inline-block;
    background: var(--pka-primary-light);
    color: var(--pka-primary-dark);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.pka-section-title {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    color: var(--pka-dark);
    margin: 0 0 12px;
}

.pka-section-sub {
    font-size: 16px;
    color: var(--pka-text-muted);
    margin: 0;
}

/* ============================================
   BENEFITS GRID
   ============================================ */
.pka-benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

@media (min-width: 768px) {
    .pka-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .pka-benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pka-benefit-card {
    background: var(--pka-white);
    border: 1px solid var(--pka-border);
    border-radius: var(--pka-radius);
    padding: 24px;
    transition: all 0.3s ease;
}

.pka-benefit-card:hover {
    box-shadow: var(--pka-shadow);
    transform: translateY(-4px);
    border-color: var(--pka-primary);
}

.pka-benefit-icon {
    width: 56px;
    height: 56px;
    background: var(--pka-primary-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pka-primary);
    margin-bottom: 16px;
    font-size: 24px;
}

.pka-benefit-card h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--pka-dark);
    margin: 0 0 8px;
}

.pka-benefit-card p {
    font-size: 14px;
    color: var(--pka-text-muted);
    margin: 0;
    line-height: 1.6;
}

/* ============================================
   BUTTONS
   ============================================ */
.pka-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    line-height: 1.2;
}

.pka-btn-primary {
    background: var(--pka-primary);
    color: var(--pka-white);
}

.pka-btn-primary:hover {
    background: var(--pka-primary-dark);
    transform: translateY(-2px);
    color: var(--pka-white);
}

.pka-btn-outline {
    background: transparent;
    border: 2px solid rgba(255,255,255,0.4);
    color: var(--pka-white);
}

.pka-btn-outline:hover {
    border-color: var(--pka-white);
    background: rgba(255,255,255,0.1);
}

.pka-btn-white {
    background: var(--pka-white);
    color: var(--pka-primary);
}

.pka-btn-white:hover {
    background: var(--pka-primary-light);
}

.pka-btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}

.pka-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.pka-btn:focus {
    outline: 2px solid var(--pka-primary);
    outline-offset: 2px;
}

/* ============================================
   FORM CONTAINER
   ============================================ */
.pka-form-container {
    max-width: 720px;
    margin: 0 auto;
    background: var(--pka-white);
    border: 1px solid var(--pka-border);
    border-radius: var(--pka-radius-lg);
    padding: 32px 24px;
}

@media (min-width: 600px) {
    .pka-form-container {
        padding: 40px;
    }
}

.pka-form-section {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--pka-border);
}

.pka-form-section-last {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.pka-form-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 600;
    color: var(--pka-dark);
    margin: 0 0 20px;
}

.pka-form-section-title svg {
    color: var(--pka-primary);
}

/* Form rows */
.pka-form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

@media (min-width: 600px) {
    .pka-form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.pka-form-row-single {
    grid-template-columns: 1fr;
}

/* Form groups */
.pka-form-group {
    margin-bottom: 16px;
}

.pka-form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--pka-dark);
    margin-bottom: 6px;
}

.pka-required {
    color: var(--pka-error);
}

.pka-form-group input,
.pka-form-group select,
.pka-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--pka-border);
    border-radius: 10px;
    font-size: 15px;
    color: var(--pka-dark);
    background: var(--pka-white);
    transition: all 0.3s ease;
}

.pka-form-group input:focus,
.pka-form-group select:focus,
.pka-form-group textarea:focus {
    outline: none;
    border-color: var(--pka-primary);
    box-shadow: 0 0 0 3px var(--pka-primary-light);
}

.pka-form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.pka-form-group input::placeholder,
.pka-form-group textarea::placeholder {
    color: var(--pka-text-muted);
}

/* Error states */
.pka-has-error input,
.pka-has-error select,
.pka-has-error textarea {
    border-color: var(--pka-error);
}

.pka-has-error input:focus,
.pka-has-error select:focus,
.pka-has-error textarea:focus {
    box-shadow: 0 0 0 3px var(--pka-error-light);
}

.pka-field-error,
.pokbon-error-message {
    display: block;
    font-size: 12px;
    color: var(--pka-error);
    margin-top: 4px;
}

/* Checkbox groups */
.pka-checkbox-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

@media (min-width: 600px) {
    .pka-checkbox-group {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pka-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
}

.pka-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--pka-primary);
    flex-shrink: 0;
}

.pka-checkbox-text {
    font-size: 14px;
    color: var(--pka-text);
}

/* Terms checkbox */
.pka-terms-checkbox {
    margin-top: 16px;
}

.pka-terms-checkbox a {
    color: var(--pka-primary);
    text-decoration: underline;
}

.pka-terms-checkbox a:hover {
    color: var(--pka-primary-dark);
}

/* Form actions */
.pka-form-actions {
    text-align: center;
    margin-top: 24px;
}

.pka-submit-btn {
    min-width: 200px;
    padding: 14px 32px;
    font-size: 16px;
}

/* Loading spinner */
.pka-btn-loading {
    display: none;
    align-items: center;
    gap: 8px;
}

.pka-spinner {
    animation: pkaSpin 1s linear infinite;
}

.pka-spinner-circle {
    stroke-dasharray: 50;
    stroke-dashoffset: 20;
}

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

.pokbon-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: pkaSpin 0.8s linear infinite;
}

/* Form note */
.pka-form-note {
    font-size: 13px;
    color: var(--pka-text-muted);
    margin-top: 12px;
    text-align: center;
}

/* ============================================
   PAYMENT METHODS
   ============================================ */
.pka-payment-methods {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

@media (min-width: 600px) {
    .pka-payment-methods {
        grid-template-columns: repeat(4, 1fr);
    }
}

.pka-payment-option {
    position: relative;
}

.pka-payment-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.pka-payment-option label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 12px;
    border: 2px solid var(--pka-border);
    border-radius: var(--pka-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.pka-payment-option input[type="radio"]:checked + label {
    border-color: var(--pka-primary);
    background: var(--pka-primary-light);
}

.pka-payment-option label:hover {
    border-color: var(--pka-primary);
}

.pka-payment-icon {
    font-size: 28px;
}

.pka-payment-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--pka-dark);
}

/* Payment details sections */
.pka-payment-details {
    display: none;
    padding: 20px;
    background: var(--pka-bg);
    border-radius: var(--pka-radius);
    margin-top: 16px;
    animation: fadeInDown 0.3s ease;
}

.pka-payment-details.active {
    display: block;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile money providers */
.pka-momo-providers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.pka-momo-provider {
    position: relative;
}

.pka-momo-provider input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.pka-momo-provider label {
    display: block;
    padding: 12px 8px;
    text-align: center;
    border: 2px solid var(--pka-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 12px;
    font-weight: 500;
}

.pka-momo-provider input[type="radio"]:checked + label {
    border-color: var(--pka-primary);
    background: var(--pka-primary-light);
}

.pka-momo-provider label:hover {
    border-color: var(--pka-primary);
}

/* ============================================
   MESSAGES
   ============================================ */
.pokbon-form-messages {
    margin-bottom: 20px;
}

.pokbon-message {
    padding: 16px 20px;
    border-radius: var(--pka-radius);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.pokbon-message-error {
    background: var(--pka-error-light);
    border: 1px solid #fecaca;
    color: #991b1b;
}

.pokbon-message-success {
    background: var(--pka-success-light);
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.pokbon-message-info {
    background: var(--pka-primary-light);
    border: 1px solid #bae6fd;
    color: #075985;
}

.pokbon-message-icon {
    font-size: 1.2em;
    flex-shrink: 0;
}

/* ============================================
   SUCCESS / ERROR STATES
   ============================================ */
.pka-success-message,
.pokbon-registration-success {
    text-align: center;
    padding: 60px 24px;
    background: var(--pka-white);
    border-radius: var(--pka-radius-lg);
    border: 1px solid var(--pka-border);
}

.pka-success-message h3,
.pokbon-registration-success h3 {
    font-size: 24px;
    color: var(--pka-success);
    margin: 0 0 12px;
}

.pka-success-message p,
.pokbon-registration-success p {
    color: var(--pka-text-muted);
    margin: 0 0 24px;
    font-size: 16px;
}

.pokbon-success-icon {
    width: 80px;
    height: 80px;
    background: var(--pka-success-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px;
    color: var(--pka-success);
}

/* Already registered / Pending states */
.pka-status-message {
    text-align: center;
    padding: 60px 24px;
    background: var(--pka-white);
    border: 1px solid var(--pka-border);
    border-radius: var(--pka-radius-lg);
    max-width: 600px;
    margin: 40px auto;
}

.pka-status-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px;
}

.pka-status-icon.success {
    background: var(--pka-success-light);
    color: var(--pka-success);
}

.pka-status-icon.pending {
    background: var(--pka-warning-light);
    color: var(--pka-warning);
}

.pka-status-icon.rejected {
    background: var(--pka-error-light);
    color: var(--pka-error);
}

.pka-status-message h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--pka-dark);
    margin: 0 0 12px;
}

.pka-status-message p {
    font-size: 16px;
    color: var(--pka-text-muted);
    margin: 0 0 24px;
    line-height: 1.6;
}

/* ============================================
   LOADING OVERLAY
   ============================================ */
.pokbon-loading {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.pokbon-loading.active {
    display: flex;
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media screen and (max-width: 768px) {
    .pokbon-affiliate-registration,
    .pka-wrapper {
        padding: 0 12px;
    }

    .pka-hero {
        padding: 30px 20px;
        margin-bottom: 30px;
    }

    .pka-form-container {
        padding: 24px 16px;
    }

    .pka-section {
        padding: 40px 0;
    }

    .pka-payment-methods {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 480px) {
    .pka-hero-title {
        font-size: 24px;
    }

    .pka-hero-stats {
        gap: 16px;
    }

    .pka-stat-number {
        font-size: 22px;
    }

    .pka-benefits-grid {
        grid-template-columns: 1fr;
    }

    .pka-momo-providers {
        grid-template-columns: 1fr;
    }

    .pka-checkbox-group {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   LEGACY SUPPORT (old class names)
   ============================================ */
.pokbon-form-field.pokbon-has-error input,
.pokbon-form-field.pokbon-has-error select,
.pokbon-form-field.pokbon-has-error textarea {
    border-color: var(--pka-error);
}

.pokbon-field-error {
    border-color: var(--pka-error) !important;
}

.pokbon-btn-primary {
    background: var(--pka-primary);
    color: var(--pka-white);
    padding: 14px 28px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pokbon-btn-primary:hover {
    background: var(--pka-primary-dark);
    transform: translateY(-2px);
}

.pokbon-btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Payment fields legacy support */
.pokbon-payment-details {
    display: none;
    padding: 20px;
    background: var(--pka-bg);
    border-radius: var(--pka-radius);
    margin-top: 16px;
}

.pokbon-payment-details.active {
    display: block;
}