/* ==========================================================================
   Modern Portal Forms - Unified Styles
   ========================================================================== */

:root {
    --form-primary: #74b72a;
    --form-primary-dark: #558B2F;
    --form-primary-light: #a4d65e;
    --form-secondary: #f8f9fa;
    --form-secondary-dark: #e9ecef;
    --form-success: #74b72a;
    --form-warning: #fbbf24;
    --form-danger: #dc2626;
    --form-white: #ffffff;
    --form-light: #f9fafb;
    --form-lighter: #fafff5;
    --form-border: #e5e7eb;
    --form-border-light: #f3f4f6;
    --form-text: #1f2937;
    --form-text-muted: #6b7280;
    --form-text-light: #9ca3af;
    --form-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --form-shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --form-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --form-radius: 16px;
    --form-radius-sm: 8px;
}

/* Modal Container */
.portal-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(31, 41, 55, 0.75);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
}

.portal-modal[style*="display: flex"] {
    opacity: 1;
}

/* Modal Content - 90% größer als ursprünglich für vollständige Sichtbarkeit */
.modal-content {
    background: var(--form-white);
    border-radius: var(--form-radius);
    width: 95%;
    max-width: 1134px; /* Increased from 756px by additional 50% (756 * 1.5 = 1134) */
    max-height: 95vh;
    overflow: hidden;
    box-shadow: var(--form-shadow);
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border: 1px solid rgba(116, 183, 42, 0.1);
}

.portal-modal[style*="display: flex"] .modal-content {
    transform: scale(1) translateY(0);
}

/* Modal Header */
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 2.5rem;
    background: linear-gradient(135deg, var(--form-white) 0%, var(--form-secondary) 100%);
    border-bottom: 2px solid var(--form-border-light);
    position: relative;
    overflow: hidden;
}

.modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--form-primary) 0%, var(--form-primary-dark) 50%, var(--form-primary-light) 100%);
}

.modal-header::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(116, 183, 42, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.modal-header h3 {
    margin: 0;
    color: var(--form-text);
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.875rem;
    z-index: 1;
    position: relative;
}

.modal-header h3::before {
    content: '';
    display: inline-block;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--form-primary) 0%, var(--form-primary-dark) 100%);
    border-radius: 8px;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(116, 183, 42, 0.3);
    position: relative;
}

.modal-header h3::after {
    content: '';
    position: absolute;
    left: 8px;
    top: 8px;
    width: 16px;
    height: 16px;
    background: var(--form-white);
    border-radius: 4px;
    opacity: 0.9;
}

.modal-close {
    background: var(--form-white);
    border: 2px solid var(--form-border);
    font-size: 1.125rem;
    color: var(--form-text-muted);
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
    z-index: 1;
    position: relative;
}

.modal-close:hover {
    background: var(--form-primary);
    color: var(--form-white);
    border-color: var(--form-primary);
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 4px 12px rgba(116, 183, 42, 0.3);
}

/* Modal Body */
.modal-body {
    padding: 2.5rem;
    max-height: calc(95vh - 160px);
    overflow-y: auto;
    background: var(--form-white);
    scrollbar-width: thin;
    scrollbar-color: var(--form-primary-light) var(--form-border-light);
}

.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--form-border-light);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--form-primary-light);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--form-primary);
}

/* Form Groups */
.form-group {
    margin-bottom: 2rem;
    position: relative;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 0.625rem;
    font-weight: 600;
    color: var(--form-text);
    font-size: 0.9375rem;
    letter-spacing: -0.025em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group label::after {
    content: '*';
    color: var(--form-primary);
    font-weight: 700;
    font-size: 1.125rem;
    display: none;
}

.form-group label:has(+ [required])::after {
    display: inline;
}

/* Form Controls */
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--form-border);
    border-radius: var(--form-radius-sm);
    font-size: 1rem;
    transition: all 0.2s ease;
    background: var(--form-white);
    color: var(--form-text);
    font-family: inherit;
    box-sizing: border-box; /* FIX: Prevent overflow with padding and border */
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: var(--form-primary-light);
    background: var(--form-light);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--form-primary);
    box-shadow: 0 0 0 4px rgba(116, 183, 42, 0.15);
    background: var(--form-lighter);
}

/* Input Icons */
.form-group.has-icon {
    position: relative;
}

.form-group.has-icon input {
    padding-left: 3rem;
}

.form-group.has-icon::before {
    content: '';
    position: absolute;
    bottom: 14px;
    left: 1rem;
    width: 20px;
    height: 20px;
    background: var(--form-text-muted);
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
}

/* Select Styling */
.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2374b72a' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.25rem center;
    background-size: 12px;
    padding-right: 3rem;
    cursor: pointer;
}

/* File Input */
.form-group input[type="file"] {
    padding: 0;
    border: 2px dashed var(--form-primary-light);
    background: linear-gradient(135deg, var(--form-lighter) 0%, var(--form-light) 100%);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-group input[type="file"]::before {
    content: '📎 Datei auswählen oder hier ablegen';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--form-primary);
    font-size: 0.9375rem;
    pointer-events: none;
    font-weight: 500;
}

.form-group input[type="file"]:hover {
    background: var(--form-white);
    border-color: var(--form-primary);
}

.form-group input[type="file"]::file-selector-button {
    position: absolute;
    left: -9999px;
}

/* Spezifisches Styling für doc_datei und rechnung_file Upload-Felder */
/* Native Input komplett verstecken aber funktionsfähig lassen */
#doc_datei,
#rechnung_file {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
    font-size: 0;
}

/* Container für Custom-Styling vorbereiten */
.form-group:has(#doc_datei),
.form-group:has(#rechnung_file) {
    position: relative;
    height: 120px;
}

/* Custom Drop-Zone als Pseudo-Element */
.form-group:has(#doc_datei)::after,
.form-group:has(#rechnung_file)::after {
    content: 'Datei auswählen oder hier ablegen';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--form-primary-light);
    background: linear-gradient(135deg, var(--form-lighter) 0%, var(--form-light) 100%);
    color: var(--form-primary);
    font-size: 0.9375rem;
    font-weight: 500;
    pointer-events: none;
    border-radius: var(--form-radius-sm);
    transition: all 0.3s ease;
}

/* Hover-Effekt */
.form-group:has(#doc_datei:hover)::after,
.form-group:has(#rechnung_file:hover)::after {
    background: var(--form-white);
    border-color: var(--form-primary);
}

/* Textarea */
.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Help Text */
.help-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--form-text-muted);
    line-height: 1.5;
}

.help-text.error {
    color: var(--form-danger);
}

.help-text.success {
    color: var(--form-success);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 2px solid var(--form-border-light);
}

/* Buttons */
.btn {
    padding: 1rem 2rem;
    border-radius: var(--form-radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    border: none;
    letter-spacing: -0.025em;
    position: relative;
    overflow: hidden;
    min-width: 140px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--form-primary) 0%, var(--form-primary-dark) 100%);
    color: var(--form-white);
    box-shadow: 0 4px 14px rgba(116, 183, 42, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(116, 183, 42, 0.35);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(116, 183, 42, 0.25);
}

.btn-secondary {
    background: var(--form-white);
    color: var(--form-text);
    border: 2px solid var(--form-border);
}

.btn-secondary:hover {
    background: var(--form-light);
    border-color: var(--form-primary-light);
    transform: translateY(-1px);
}

.btn-secondary::before {
    background: rgba(116, 183, 42, 0.1);
}

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

/* Loading State */
.btn.loading {
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

.btn-secondary.loading::after {
    border-color: rgba(116, 183, 42, 0.3);
    border-top-color: var(--form-primary);
}

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

/* Success Animation */
.form-success-animation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: var(--form-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    scale: 0;
    animation: successPop 0.6s ease forwards;
    box-shadow: 0 8px 25px rgba(116, 183, 42, 0.4);
}

.form-success-animation svg {
    width: 50px;
    height: 50px;
    color: white;
}

@keyframes successPop {
    0% {
        opacity: 0;
        scale: 0;
    }
    50% {
        opacity: 1;
        scale: 1.2;
    }
    100% {
        opacity: 1;
        scale: 1;
    }
}

/* Progress Indicator */
.form-progress {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--form-border-light);
    overflow: hidden;
}

.form-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--form-primary) 0%, var(--form-primary-light) 100%);
    width: 0;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(116, 183, 42, 0.5);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .modal-content {
        width: 90%;
        max-width: 900px;
        max-height: 90vh;
    }
    
    .modal-body {
        max-height: calc(90vh - 140px);
    }
}

@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
        margin: 10px;
        max-width: 700px;
    }
    
    .modal-header {
        padding: 1.5rem 2rem;
    }
    
    .modal-header h3 {
        font-size: 1.25rem;
    }
    
    .modal-body {
        padding: 2rem;
        max-height: calc(95vh - 120px);
    }
    
    .form-actions {
        flex-direction: column-reverse;
        gap: 0.75rem;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .modal-content {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
        max-width: 100%;
    }
    
    .modal-header {
        padding: 1.25rem 1.5rem;
    }
    
    .modal-body {
        padding: 1.5rem;
        max-height: calc(100vh - 120px);
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
    }
}