:root {
    --primary-color: #2c3e50;
    --secondary-color: #f39c12;
    --success-color: #27ae60;
    --warning-color: #f1c40f;
    --danger-color: #e74c3c;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15) !important;
}

.btn {
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.feature-icon {
    transition: transform 0.3s ease;
}

.feature-icon:hover {
    transform: scale(1.1);
}

.form-container {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 2rem;
    margin: 2rem 0;
}

.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 76px;
}

.upload-area {
    border: 2px dashed #ddd;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover {
    border-color: #007bff;
    background-color: #f8f9fa;
}

.upload-area.dragover {
    border-color: #007bff;
    background-color: #e3f2fd;
}

.community-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.community-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}

.price-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #f39c12;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

.admin-sidebar {
    background: #2c3e50;
    min-height: 100vh;
    padding-top: 2rem;
}

.admin-sidebar .nav-link {
    color: #bdc3c7;
    padding: 1rem 1.5rem;
    border-radius: 0;
    transition: all 0.3s ease;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background: #34495e;
    color: white;
}

.stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
}

.payment-qr {
    max-width: 300px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
}


/* ===== Modal Stability Fixes (appended by ChatGPT) ===== */

/* Prevent layout shift when scrollbar appears/disappears (modern browsers) */
html { scrollbar-gutter: stable both-edges; }

/* Keep Bootstrap's scrollbar compensation intact (do NOT zero padding-right) */
body.modal-open { overflow: hidden; }

/* Ensure modal is above any custom UI layers */
.modal { z-index: 1055 !important; }
.modal-backdrop { z-index: 1050 !important; }

/* Stop hover transforms & transitions from affecting modals via transformed ancestors */
.modal-open .card,
.modal-open .community-card,
.modal-open .feature-icon,
.modal-open .btn {
  transition: none !important;
}

.modal-open .card:hover,
.modal-open .community-card:hover,
.modal-open .feature-icon:hover,
.modal-open .btn:hover {
  transform: none !important;
}

/* Safety: if any ancestor has transform, make sure modal dialog doesn't inherit weird transforms */
.modal,
.modal-dialog,
.modal-content {
  transform: none !important;
}

/* Optional: avoid tiny jiggle on open/close when using .fade */
.modal.fade .modal-dialog {
  transition: transform .3s ease-out, -webkit-transform .3s ease-out;
  transform: translate(0, -0.25rem);
}
.modal.show .modal-dialog { transform: none; }