/* QRPay Component Styles */

.qrpay-container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

/* Form Card Styles */
.qrpay-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    animation: slideUp 0.6s ease-out;
}

/* Header Styles */
.qrpay-header {
    text-align: center;
    margin-bottom: 40px;
}

.qrpay-logo {
    margin-bottom: 20px;
}

.qrpay-logo img {
    width: 80px;
    height: 80px;
    filter: drop-shadow(0 4px 12px rgba(45, 90, 39, 0.3));
}

.qrpay-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #2d5a27, #4a7c59);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0 8px 0;
    line-height: 1.2;
}

.qrpay-subtitle {
    color: #6b7280;
    font-size: 1.1rem;
    margin: 0;
    font-weight: 400;
    line-height: 1.4;
}

/* Form Styles */
.qrpay-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-weight: 600;
    color: #374151;
    font-size: 0.95rem;
    margin: 0;
}

.form-control {
    padding: 16px 20px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #ffffff;
    width: 100%;
    box-sizing: border-box;
}

.form-control:focus {
    outline: none;
    border-color: #4a7c59;
    box-shadow: 0 0 0 4px rgba(74, 124, 89, 0.1);
    transform: translateY(-1px);
}

.form-control:invalid {
    border-color: #ef4444;
}

.validation-message {
    color: #ef4444;
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: 4px;
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Unified Button Base Styles */
.btn-base {
    border: none;
    padding: 18px 32px;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 56px;
    text-decoration: none;
    outline: none;
}

/* Primary Green Button (Generate) */
.btn-generate {
    background: linear-gradient(135deg, #2d5a27, #4a7c59);
    color: white;
    box-shadow: 0 4px 12px rgba(45, 90, 39, 0.3);
    margin-top: 16px;
}

.btn-generate:hover:not(:disabled) {
    background: linear-gradient(135deg, #1f3d1a, #3d6b4a);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(45, 90, 39, 0.4);
}

.btn-generate:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(45, 90, 39, 0.3);
}

.btn-generate:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
    background: linear-gradient(135deg, #2d5a27, #4a7c59);
}

/* Secondary Green Button (Back) */
.btn-back {
    background: rgba(74, 124, 89, 0.1);
    color: #2d5a27;
    border: 2px solid #4a7c59;
    box-shadow: 0 4px 12px rgba(45, 90, 39, 0.1);
}

.btn-back:hover {
    background: rgba(74, 124, 89, 0.15);
    border-color: #2d5a27;
    color: #1f3d1a;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(45, 90, 39, 0.2);
}

.btn-back:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(45, 90, 39, 0.1);
    background: rgba(74, 124, 89, 0.2);
}

/* Copy Button Styles */
.btn-copy {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
    border: 2px solid #10b981;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 16px;
    min-height: 48px;
    width: auto;
    max-width: 200px;
    margin-left: auto;
    margin-right: auto;
}

.btn-copy:hover:not(:disabled) {
    background: rgba(16, 185, 129, 0.15);
    border-color: #059669;
    color: #047857;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.btn-copy:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.15);
}

.btn-copy:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-copy.copying {
    background: rgba(16, 185, 129, 0.05);
    border-color: #6ee7b7;
    color: #059669;
}

.copy-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(6, 95, 70, 0.3);
    border-radius: 50%;
    border-top-color: #065f46;
    animation: spin 1s ease-in-out infinite;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

/* QR Code Display Styles */
.qrcode-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    text-align: center;
    animation: slideUp 0.6s ease-out;
}

.qrcode-header {
    margin-bottom: 32px;
}

.qrcode-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #2d5a27;
    margin: 0 0 8px 0;
    line-height: 1.2;
}

.qrcode-header p {
    color: #6b7280;
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.4;
}

.qrcode-display {
    background: #ffffff;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.qrcode-display img {
    width: 280px;
    height: 280px;
    border-radius: 8px;
    max-width: 100%;
    height: auto;
    aspect-ratio: 1;
    display: block;
    margin: 0 auto 16px auto;
}

/* Payment Details */
.payment-details {
    background: #f8fafc;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    color: #374151;
    white-space: nowrap;
}

.detail-value {
    font-weight: 500;
    color: #2d5a27;
    text-align: right;
    word-break: break-word;
    max-width: 60%;
}

/* Animations */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Enhanced Responsive Design */

/* Large tablets and small desktops */
@media (max-width: 768px) {
    .qrpay-container {
        padding: 16px;
        align-items: flex-start;
        padding-top: 32px;
    }
    
    .qrpay-card,
    .qrcode-container {
        padding: 32px;
        border-radius: 20px;
    }
    
    .qrpay-title {
        font-size: 2.25rem;
    }
    
    .qrcode-display img {
        width: 260px;
        height: 260px;
    }
    
    .form-control {
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .btn-copy {
        font-size: 0.9rem;
        padding: 10px 16px;
        max-width: 180px;
    }
}

/* Portrait tablets and large phones */
@media (max-width: 640px) {
    .qrpay-container {
        padding: 12px;
        min-height: auto;
        padding-top: 20px;
        padding-bottom: 20px;
    }
    
    .qrpay-card,
    .qrcode-container {
        padding: 24px;
        border-radius: 16px;
        margin: 0;
    }
    
    .qrpay-header {
        margin-bottom: 32px;
    }
    
    .qrpay-logo img {
        width: 70px;
        height: 70px;
    }
    
    .qrpay-title {
        font-size: 2rem;
    }
    
    .qrpay-subtitle {
        font-size: 1rem;
    }
    
    .qrcode-header h2 {
        font-size: 1.75rem;
    }
    
    .qrcode-header p {
        font-size: 1rem;
    }
    
    .qrcode-display {
        padding: 20px;
        margin-bottom: 24px;
    }
    
    .qrcode-display img {
        width: 240px;
        height: 240px;
    }
    
    .btn-copy {
        font-size: 0.85rem;
        padding: 10px 14px;
        max-width: 160px;
        margin-top: 12px;
    }
    
    .payment-details {
        padding: 20px;
        margin-bottom: 24px;
    }
    
    .detail-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        padding: 16px 0;
    }
    
    .detail-label {
        font-size: 0.9rem;
    }
    
    .detail-value {
        max-width: 100%;
        text-align: left;
        font-size: 0.95rem;
        font-weight: 600;
    }
    
    .form-group {
        gap: 6px;
    }
    
    .form-label {
        font-size: 0.9rem;
    }
    
    .btn-generate,
    .btn-back {
        padding: 16px 24px;
        font-size: 1rem;
    }
}

/* Mobile phones in portrait */
@media (max-width: 480px) {
    .qrpay-container {
        padding: 8px;
        padding-top: 16px;
        padding-bottom: 16px;
    }
    
    .qrpay-card,
    .qrcode-container {
        padding: 20px;
        border-radius: 12px;
    }
    
    .qrpay-header {
        margin-bottom: 24px;
    }
    
    .qrpay-logo {
        margin-bottom: 16px;
    }
    
    .qrpay-logo img {
        width: 60px;
        height: 60px;
    }
    
    .qrpay-title {
        font-size: 1.75rem;
    }
    
    .qrpay-subtitle {
        font-size: 0.95rem;
    }
    
    .qrcode-header {
        margin-bottom: 24px;
    }
    
    .qrcode-header h2 {
        font-size: 1.5rem;
    }
    
    .qrcode-header p {
        font-size: 0.95rem;
    }
    
    .qrcode-display {
        padding: 16px;
        margin-bottom: 20px;
    }
    
    .qrcode-display img {
        width: 200px;
        height: 200px;
    }
    
    .btn-copy {
        font-size: 0.8rem;
        padding: 8px 12px;
        max-width: 140px;
        margin-top: 10px;
    }
    
    .payment-details {
        padding: 16px;
        margin-bottom: 20px;
    }
    
    .detail-row {
        padding: 12px 0;
    }
    
    .qrpay-form {
        gap: 20px;
    }
    
    .form-control {
        padding: 14px 16px;
        font-size: 16px;
    }
    
    .btn-generate,
    .btn-back {
        padding: 14px 20px;
        min-height: 52px;
    }
}

/* Very small phones */
@media (max-width: 360px) {
    .qrpay-container {
        padding: 4px;
        padding-top: 12px;
        padding-bottom: 12px;
    }
    
    .qrpay-card,
    .qrcode-container {
        padding: 16px;
    }
    
    .qrpay-title {
        font-size: 1.5rem;
    }
    
    .qrcode-display img {
        width: 180px;
        height: 180px;
    }
    
    .btn-copy {
        font-size: 0.75rem;
        padding: 8px 10px;
        max-width: 120px;
    }
    
    .form-control {
        padding: 12px 14px;
    }
}

/* Landscape orientation adjustments */
@media (max-height: 600px) and (orientation: landscape) {
    .qrpay-container {
        align-items: flex-start;
        padding-top: 16px;
        padding-bottom: 16px;
    }
    
    .qrpay-header {
        margin-bottom: 20px;
    }
    
    .qrpay-logo img {
        width: 50px;
        height: 50px;
    }
    
    .qrpay-title {
        font-size: 1.5rem;
    }
    
    .qrcode-header {
        margin-bottom: 20px;
    }
    
    .qrcode-display {
        margin-bottom: 20px;
    }
    
    .qrcode-display img {
        width: 160px;
        height: 160px;
    }
    
    .btn-copy {
        font-size: 0.8rem;
        padding: 6px 10px;
        max-width: 110px;
    }
    
    .payment-details {
        margin-bottom: 20px;
    }
}

/* Touch improvements for mobile */
@media (max-width: 768px) {
    .btn-generate:hover,
    .btn-back:hover,
    .btn-copy:hover {
        transform: none; /* Disable hover transforms on mobile */
    }
    
    .form-control:focus {
        transform: none; /* Disable focus transforms on mobile for better UX */
    }
    
    /* Larger touch targets */
    .btn-generate,
    .btn-back,
    .btn-copy {
        min-height: 44px; /* WCAG recommended minimum touch target */
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .qrpay-card,
    .qrcode-container {
        animation: none;
    }
    
    .validation-message {
        animation: none;
    }
    
    .spinner,
    .copy-spinner {
        animation: none;
    }
    
    * {
        transition: none !important;
    }
}