/* ============================================
   Antigravity — Components CSS
   Typography, Layout, Navigation, Buttons,
   Cards, Forms, Tables, Badges, Modals
   ============================================ */

/* ---- Typography ---- */
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--text-primary);font-weight:700;line-height:1.2;letter-spacing:-0.02em;transition:color 0.3s ease}
h1{font-size:var(--text-5xl)}h2{font-size:var(--text-4xl)}h3{font-size:var(--text-3xl)}
h4{font-size:var(--text-2xl)}h5{font-size:var(--text-xl)}h6{font-size:var(--text-lg)}
p{margin-bottom:var(--space-4);color:var(--text-secondary);transition:color 0.3s ease}
.text-gradient{background:linear-gradient(135deg, var(--primary-400), var(--accent-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;display:inline-block}
.text-gradient-violet{background:linear-gradient(135deg, var(--rose-400), var(--warning-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;color:transparent;display:inline-block}
.section-title{text-align:center;margin-bottom:var(--space-4)}
.section-subtitle{text-align:center;max-width:600px;margin:0 auto var(--space-12);color:var(--text-tertiary);font-size:var(--text-lg)}
.label{font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:0.1em;color:var(--primary-400)}

/* ---- Layout ---- */
.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-6)}
.container-wide{max-width:var(--container-wide)}
.section{padding:var(--space-20) 0}.section-lg{padding:var(--space-24) 0}
.grid{display:grid;gap:var(--space-6)}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}
.flex-between{display:flex;align-items:center;justify-content:space-between}
.flex-col{flex-direction:column}
.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}

/* ---- Navigation ---- */
.navbar{position:fixed;top:0;left:0;right:0;height:var(--nav-height);display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-8);z-index:1000;transition:all var(--transition-base);border-bottom:1px solid transparent}
.navbar.scrolled{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}
.nav-logo{font-family:var(--font-display);font-size:var(--text-xl);font-weight:800;color:var(--text-primary);display:flex;align-items:center;gap:var(--space-2)}
.nav-logo .logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--primary-400),var(--accent-400));border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:var(--text-lg);font-weight:900;color:#fff}
.nav-links{display:flex;align-items:center;gap:var(--space-1)}
.nav-links a{padding:var(--space-2) var(--space-4);color:var(--text-secondary);font-weight:500;font-size:var(--text-sm);border-radius:var(--radius-md);transition:all var(--transition-fast);position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--text-primary);background:rgba(108,99,255,0.1)}
.nav-links a.active::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--primary-400);border-radius:var(--radius-full)}
.nav-actions{display:flex;align-items:center;gap:var(--space-3)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:var(--space-2);background:none;border:none}
.nav-toggle span{width:24px;height:2px;background:var(--text-primary);border-radius:var(--radius-full);transition:all var(--transition-base)}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:10px 24px;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all 0.4s cubic-bezier(0.16, 1, 0.3, 1);text-decoration:none;white-space:nowrap;position:relative;overflow:hidden}
.btn:active{transform:scale(0.96)}
.btn-primary{background:linear-gradient(135deg, var(--primary-600), var(--primary-400));color:#FFFFFF;box-shadow:var(--shadow-sm);border:1px solid rgba(255,255,255,0.1)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px -5px rgba(108,99,255,0.5);color:#FFFFFF}
.btn-accent{background:linear-gradient(135deg, var(--accent-600), var(--accent-400));color:#FFFFFF;box-shadow:var(--shadow-sm);border:1px solid rgba(255,255,255,0.1)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 10px 20px -5px rgba(0,212,255,0.4);color:#FFFFFF}
.btn-outline{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-default);box-shadow:var(--shadow-sm)}
.btn-outline:hover{background-color:var(--surface-2);border-color:var(--primary-400);transform:translateY(-2px)}
.btn-ghost{background-color:transparent;color:var(--text-secondary);border:1px solid transparent}
.btn-ghost:hover{background-color:rgba(108,99,255,0.1);color:var(--primary-400)}
.btn-danger{background-color:var(--danger-500);color:#FFFFFF;box-shadow:var(--shadow-sm);border:1px solid var(--danger-500)}
.btn-danger:hover{background-color:var(--danger-600);transform:translateY(-2px);color:#FFFFFF}
.btn-success{background-color:var(--success-500);color:#FFFFFF;box-shadow:var(--shadow-sm);border:1px solid var(--success-500)}
.btn-success:hover{background-color:var(--success-600);transform:translateY(-2px);color:#FFFFFF}
.btn-sm{padding:8px 18px;font-size:var(--text-xs)}
.btn-lg{padding:16px 36px;font-size:var(--text-base);border-radius:var(--radius-lg)}
.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md)}
.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none!important}
.btn-group{display:flex;gap:var(--space-3);flex-wrap:wrap}

/* ---- Cards ---- */
.card{background:var(--surface-1);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden;transition:all 0.5s cubic-bezier(0.16, 1, 0.3, 1);box-shadow:var(--shadow-sm)}
.card:hover{border-color:var(--primary-400);transform:translateY(-6px) scale(1.01);box-shadow:0 20px 40px -10px rgba(108,99,255,0.15)}
.card-glass{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-top:1px solid rgba(255,255,255,0.1);box-shadow:var(--glass-shadow);transition:all 0.5s cubic-bezier(0.16, 1, 0.3, 1)}
.card-glass:hover{box-shadow:0 20px 40px -10px rgba(0,212,255,0.15);transform:translateY(-4px)}
.card-body{padding:var(--space-6)}
.card-header{padding:var(--space-4) var(--space-6);border-bottom:1px solid var(--border-subtle)}
.card-footer{padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-subtle)}
.card-image{width:100%;height:220px;object-fit:cover;transition:transform var(--transition-slow)}
.card:hover .card-image{transform:scale(1.05)}
.card-image-wrapper{overflow:hidden;position:relative}
.card-badge{position:absolute;top:var(--space-3);left:var(--space-3);padding:4px 12px;font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-full);background:var(--primary-600);color:#fff}
.card-price{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:700;color:var(--text-primary)}
.card-price-old{font-size:var(--text-sm);color:var(--text-muted);text-decoration:line-through;margin-left:var(--space-2)}

/* ---- Forms ---- */
.form-group{margin-bottom:var(--space-5)}
.form-label{display:block;margin-bottom:var(--space-2);font-size:var(--text-sm);font-weight:500;color:var(--text-secondary)}
.form-input,.form-textarea,.form-select{width:100%;padding:10px 14px;background:var(--surface-1);border:1px solid var(--border-default);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-sans);font-size:var(--text-sm);transition:all var(--transition-fast);outline:none;box-shadow:var(--shadow-sm)}
.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--primary-500);box-shadow:0 0 0 3px rgba(99,102,241,0.2);background:var(--surface-1)}
.form-input::placeholder{color:var(--text-muted)}
.form-textarea{min-height:120px;resize:vertical}
.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237A82A6' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}
.form-checkbox{display:flex;align-items:center;gap:var(--space-2);cursor:pointer}
.form-checkbox input[type="checkbox"]{width:18px;height:18px;accent-color:var(--primary-400);cursor:pointer}
.form-error{color:var(--danger-400);font-size:var(--text-xs);margin-top:var(--space-1)}
.form-hint{color:var(--text-muted);font-size:var(--text-xs);margin-top:var(--space-1)}
.input-group{display:flex;gap:0}
.input-group .form-input{border-top-right-radius:0;border-bottom-right-radius:0}
.input-group .btn{border-top-left-radius:0;border-bottom-left-radius:0}

/* ---- Badges ---- */
.badge{display:inline-flex;align-items:center;padding:4px 12px;font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-full);letter-spacing:0.02em;transition:all 0.3s ease}
.badge-primary{background:rgba(108,99,255,0.1);color:var(--primary-400);border:1px solid rgba(108,99,255,0.1)}
.badge-success{background:rgba(16,185,129,0.1);color:var(--success-500);border:1px solid rgba(16,185,129,0.1)}
.badge-warning{background:rgba(245,158,11,0.1);color:var(--warning-500);border:1px solid rgba(245,158,11,0.1)}
.badge-danger{background:rgba(239,68,68,0.1);color:var(--danger-500);border:1px solid rgba(239,68,68,0.1)}
.badge-info{background:rgba(59,130,246,0.1);color:var(--info-500);border:1px solid rgba(59,130,246,0.1)}
.badge-secondary{background:rgba(0,0,0,0.05);color:var(--text-tertiary);border:1px solid rgba(0,0,0,0.05)}
[data-theme="dark"] .badge-secondary{background:rgba(255,255,255,0.08);color:var(--text-tertiary);border:1px solid rgba(255,255,255,0.08)}

/* ---- Tables ---- */
.table-wrapper{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-subtle)}
.data-table{width:100%;border-collapse:collapse}
.data-table th{text-align:left;padding:14px 20px;background:var(--surface-2);color:var(--text-tertiary);font-size:var(--text-xs);font-weight:600;text-transform:uppercase;letter-spacing:0.08em;border-bottom:1px solid var(--border-default);white-space:nowrap}
.data-table td{padding:14px 20px;border-bottom:1px solid var(--border-subtle);font-size:var(--text-sm);color:var(--text-secondary)}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:rgba(108,99,255,0.03)}

/* ---- Toast Notifications ---- */
.toast-container{position:fixed;top:var(--space-6);right:var(--space-6);z-index:10000;display:flex;flex-direction:column;gap:var(--space-3)}
.toast{padding:16px 24px;border-radius:var(--radius-md);background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);color:var(--text-primary);font-size:var(--text-sm);min-width:320px;max-width:450px;display:flex;align-items:center;gap:var(--space-3);box-shadow:var(--shadow-xl);animation:slideInRight 0.4s ease,fadeOut 0.4s ease 4.6s forwards}
.toast-success{border-left:3px solid var(--success-500)}
.toast-error{border-left:3px solid var(--danger-500)}
.toast-warning{border-left:3px solid var(--warning-500)}
.toast-info{border-left:3px solid var(--info-500)}
.toast-close{margin-left:auto;cursor:pointer;color:var(--text-muted);background:none;border:none;font-size:var(--text-lg);padding:0}

/* ---- Modal ---- */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(4px);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all var(--transition-base)}
.modal-overlay.active{opacity:1;visibility:visible}
.modal{background:var(--surface-1);border:1px solid var(--border-default);border-radius:var(--radius-xl);width:90%;max-width:520px;max-height:90vh;overflow-y:auto;transform:scale(0.9) translateY(20px);transition:transform var(--transition-spring);box-shadow:var(--shadow-2xl)}
.modal-overlay.active .modal{transform:scale(1) translateY(0)}
.modal-header{padding:var(--space-6);border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:var(--text-lg);margin:0}
.modal-close{width:36px;height:36px;border-radius:var(--radius-md);border:none;background:var(--surface-3);color:var(--text-tertiary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);font-size:var(--text-lg)}
.modal-close:hover{background:var(--danger-500);color:#fff}
.modal-body{padding:var(--space-6)}
.modal-footer{padding:var(--space-4) var(--space-6);border-top:1px solid var(--border-subtle);display:flex;justify-content:flex-end;gap:var(--space-3)}

/* ---- Pagination ---- */
.pagination-wrapper{display:flex;justify-content:center;margin-top:var(--space-10)}
.pagination{display:flex;gap:var(--space-2)}
.page-link{display:flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 var(--space-3);border-radius:var(--radius-md);background:var(--surface-2);border:1px solid var(--border-subtle);color:var(--text-secondary);font-size:var(--text-sm);font-weight:500;transition:all var(--transition-fast)}
.page-link:hover,.page-link.active{background:var(--primary-400);border-color:var(--primary-400);color:#fff}
.page-dots{display:flex;align-items:center;color:var(--text-muted);padding:0 var(--space-2)}

/* ---- Loading ---- */
.loading-spinner{width:40px;height:40px;border:3px solid var(--border-default);border-top:3px solid var(--primary-400);border-radius:50%;animation:spin 0.8s linear infinite}
.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 50%,var(--surface-2) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s ease-in-out infinite;border-radius:var(--radius-md)}