/* ============================================
   GulfPay - Main Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

:root {
  --primary: #0a5c44;
  --primary-light: #0e7a5b;
  --primary-dark: #073d2e;
  --accent: #00c47a;
  --accent-hover: #00a868;
  --surface: #ffffff;
  --surface-2: #f5f8f7;
  --surface-3: #edf2f0;
  --border: #dce6e2;
  --border-light: #eef3f1;
  --text-primary: #0d1f1a;
  --text-secondary: #4a6860;
  --text-muted: #7a9890;
  --danger: #e53e3e;
  --danger-light: #fff5f5;
  --warning: #d97706;
  --warning-light: #fffbeb;
  --success: #059669;
  --success-light: #ecfdf5;
  --info: #2563eb;
  --info-light: #eff6ff;
  --shadow-sm: 0 1px 3px rgba(10,92,68,.06),0 1px 2px rgba(10,92,68,.04);
  --shadow: 0 4px 12px rgba(10,92,68,.08),0 2px 6px rgba(10,92,68,.05);
  --shadow-lg: 0 10px 30px rgba(10,92,68,.12),0 4px 12px rgba(10,92,68,.08);
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --sidebar-width: 260px;
  --transition: all 0.2s cubic-bezier(.4,0,.2,1);
  --font-display: 'DM Sans', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:15px;line-height:1.6;color:var(--text-primary);background:var(--surface-2);-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-light)}
img{max-width:100%;height:auto;display:block}
input,textarea,select,button{font-family:var(--font-body)}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);font-weight:700;line-height:1.3;color:var(--text-primary)}
h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.1rem}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.text-center{text-align:center}
.text-muted{color:var(--text-muted)}
.text-success{color:var(--success)}
.text-danger{color:var(--danger)}
.text-warning{color:var(--warning)}
.hidden{display:none!important}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;border-radius:var(--radius);border:1.5px solid transparent;cursor:pointer;transition:var(--transition);line-height:1.4;white-space:nowrap;text-decoration:none;position:relative;overflow:hidden}
.btn:disabled{opacity:.6;cursor:not-allowed;pointer-events:none}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-light);color:#fff;box-shadow:0 4px 12px rgba(10,92,68,.3);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-hover);color:#fff;box-shadow:0 4px 12px rgba(0,196,122,.35);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--border)}
.btn-outline:hover{background:var(--surface-3);border-color:var(--primary);color:var(--primary)}
.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}
.btn-danger:hover{background:#c53030;color:#fff}
.btn-ghost{background:transparent;color:var(--text-secondary);border-color:transparent}
.btn-ghost:hover{background:var(--surface-3);color:var(--text-primary)}
.btn-sm{padding:7px 14px;font-size:13px;border-radius:var(--radius-sm)}
.btn-lg{padding:13px 28px;font-size:16px}
.btn-full{width:100%}
.btn-loading{pointer-events:none;opacity:.8}
.btn-loading::after{content:'';display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;margin-left:6px}

/* Forms */
.form-group{margin-bottom:20px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;letter-spacing:.01em}
.form-control{width:100%;padding:10px 14px;font-size:15px;font-family:var(--font-body);color:var(--text-primary);background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);transition:var(--transition);outline:none;appearance:none;-webkit-appearance:none}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(10,92,68,.1)}
.form-control::placeholder{color:var(--text-muted)}
.form-control.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(229,62,62,.1)}
.form-error{font-size:12px;color:var(--danger);margin-top:4px}
.form-hint{font-size:12px;color:var(--text-muted);margin-top:4px}
textarea.form-control{resize:vertical;min-height:90px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}

/* Cards */
.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);padding:24px;transition:var(--transition)}
.card:hover{box-shadow:var(--shadow)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border-light)}
.card-title{font-size:1rem;font-weight:700;color:var(--text-primary);font-family:var(--font-display)}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;border-radius:20px}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.8}
.badge-success{background:var(--success-light);color:var(--success)}
.badge-danger{background:var(--danger-light);color:var(--danger)}
.badge-warning{background:var(--warning-light);color:var(--warning)}
.badge-info{background:var(--info-light);color:var(--info)}
.badge-neutral{background:var(--surface-3);color:var(--text-secondary)}

/* Alerts */
.alert{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border-radius:var(--radius);font-size:14px;line-height:1.5;margin-bottom:16px}
.alert-error{background:var(--danger-light);color:#742a2a;border:1px solid #feb2b2}
.alert-success{background:var(--success-light);color:#064e3b;border:1px solid #a7f3d0}
.alert-warning{background:var(--warning-light);color:#78350f;border:1px solid #fcd34d}
.alert-info{background:var(--info-light);color:#1e3a8a;border:1px solid #bfdbfe}

/* Tables */
.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-light)}
table{width:100%;border-collapse:collapse;font-size:14px}
th{padding:12px 16px;text-align:left;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);background:var(--surface-2);border-bottom:1px solid var(--border-light);white-space:nowrap}
td{padding:14px 16px;border-bottom:1px solid var(--border-light);color:var(--text-primary);vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--surface-2)}

/* Animations */
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideInRight{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes bounceIn{0%{transform:scale(.8);opacity:0}70%{transform:scale(1.05)}100%{transform:scale(1);opacity:1}}
.animate-in{animation:fadeIn .3s ease forwards}

.skeleton{background:linear-gradient(90deg,var(--surface-3) 25%,var(--border-light) 50%,var(--surface-3) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(13,31,26,.5);backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity .25s ease}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal{background:var(--surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;transform:translateY(16px) scale(.98);transition:transform .25s ease}
.modal-overlay.active .modal{transform:translateY(0) scale(1)}
.modal-header{padding:24px 24px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-light)}
.modal-body{padding:24px}
.modal-footer{padding:16px 24px 24px;display:flex;gap:12px;justify-content:flex-end}
.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);border:none;background:var(--surface-3);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}
.modal-close:hover{background:var(--border);color:var(--text-primary)}

/* Toast */
.toast-container{position:fixed;bottom:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:10px}
.toast{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--text-primary);color:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);font-size:14px;font-weight:500;min-width:280px;max-width:380px;animation:slideInRight .3s ease}
.toast-success{background:var(--success)}
.toast-error{background:var(--danger)}
.toast-warning{background:var(--warning)}

/* Divider */
.divider{display:flex;align-items:center;gap:12px;color:var(--text-muted);font-size:13px;margin:20px 0}
.divider::before,.divider::after{content:'';flex:1;height:1px;background:var(--border)}

/* Empty State */
.empty-state{text-align:center;padding:60px 24px;color:var(--text-muted)}
.empty-state-icon{width:64px;height:64px;margin:0 auto 16px;background:var(--surface-3);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;font-size:28px}
.empty-state h3{font-size:1.1rem;color:var(--text-secondary);margin-bottom:6px}
.empty-state p{font-size:14px;margin-bottom:20px}

/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:32px}
.stat-card{background:var(--surface);border-radius:var(--radius-lg);padding:24px;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;transition:var(--transition)}
.stat-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px}
.stat-card.green::before{background:var(--accent)}
.stat-card.blue::before{background:var(--info)}
.stat-card.orange::before{background:var(--warning)}
.stat-card.red::before{background:var(--danger)}
.stat-icon{width:44px;height:44px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px}
.stat-icon.green{background:var(--success-light)}
.stat-icon.blue{background:var(--info-light)}
.stat-icon.orange{background:var(--warning-light)}
.stat-icon.red{background:var(--danger-light)}
.stat-value{font-size:1.8rem;font-weight:800;font-family:var(--font-display);color:var(--text-primary);line-height:1.1;margin-bottom:4px}
.stat-label{font-size:13px;color:var(--text-secondary);font-weight:500}

/* Filter Tabs */
.filter-tabs{display:flex;gap:4px;background:var(--surface-3);padding:4px;border-radius:var(--radius);width:fit-content}
.filter-tab{padding:6px 16px;font-size:13px;font-weight:600;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);color:var(--text-secondary);border:none;background:transparent}
.filter-tab.active{background:var(--surface);color:var(--primary);box-shadow:var(--shadow-sm)}

/* File Upload */
.file-upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:32px;text-align:center;cursor:pointer;transition:var(--transition);background:var(--surface-2)}
.file-upload-area:hover,.file-upload-area.drag-over{border-color:var(--primary);background:rgba(10,92,68,.03)}
.file-upload-area input[type="file"]{display:none}
.file-preview{width:80px;height:80px;border-radius:var(--radius);object-fit:contain;margin:0 auto 10px;border:1px solid var(--border);background:var(--surface);padding:4px}

/* Copy Group */
.copy-group{display:flex;gap:0}
.copy-group .form-control{border-radius:var(--radius) 0 0 var(--radius);background:var(--surface-2);color:var(--text-secondary);font-size:13px}
.copy-btn{padding:10px 16px;background:var(--primary);color:#fff;border:1.5px solid var(--primary);border-left:none;border-radius:0 var(--radius) var(--radius) 0;cursor:pointer;font-size:13px;font-weight:600;transition:var(--transition);white-space:nowrap}
.copy-btn:hover{background:var(--primary-light);border-color:var(--primary-light)}

/* Pagination */
.pagination{display:flex;align-items:center;justify-content:space-between;padding:16px 0 0;font-size:13px;color:var(--text-secondary)}
.pagination-btns{display:flex;gap:6px}
.page-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:13px;cursor:pointer;transition:var(--transition)}
.page-btn:hover,.page-btn.active{background:var(--primary);border-color:var(--primary);color:#fff}

/* Toggle Switch */
.toggle-switch{position:relative;display:inline-block;width:44px;height:24px}
.toggle-switch input{display:none}
.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--border);border-radius:24px;transition:var(--transition)}
.toggle-slider::before{content:'';position:absolute;width:18px;height:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:var(--transition)}
.toggle-switch input:checked+.toggle-slider{background:var(--accent)}
.toggle-switch input:checked+.toggle-slider::before{transform:translateX(20px)}

/* Chart Container */
.chart-container{position:relative;width:100%;height:280px}

/* Responsive */
@media(max-width:768px){
  .form-row{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .modal{border-radius:var(--radius-lg)}
  table{min-width:600px}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}
  .container{padding:0 16px}
  h1{font-size:1.6rem}
}