:root{--primary: #6366f1;--primary-hover: #4f46e5;--success: #6ee7b7;--success-hover: #4ade80;--bg-main: #f0f4f8;--bg-card: #ffffff;--bg-subpane: #f8fafc;--text-main: #1e293b;--text-muted: #64748b;--text-light: #94a3b8;--border: #e2e8f0;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-main);color:var(--text-main);line-height:1.5}.app-outer{max-width:1200px;margin:40px auto;padding:0 20px}.main-header{margin-bottom:24px;background:#fff;padding:32px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-sm);display:flex;justify-content:space-between;align-items:center}.header-content{display:flex;flex-direction:column;gap:8px}.header-logo{width:250px;height:auto;object-fit:contain}.mobile-logo-container{width:100%;display:flex;justify-content:center;padding:20px 0 10px}.mobile-logo{width:40vw;height:auto;object-fit:contain}.app-container{display:grid;grid-template-columns:2fr 1fr;gap:32px;align-items:start;padding-bottom:100px}.purchase-section{flex:1.8;display:flex;flex-direction:column;gap:32px}.sticky-footer{position:fixed;bottom:0;left:0;right:0;background:#fff;padding:16px 20px;border-top:1px solid var(--border);box-shadow:0 -4px 12px #0000000d;z-index:100;display:flex;justify-content:center}.sticky-footer-inner{max-width:1200px;width:100%;display:flex;justify-content:flex-end;gap:12px}@media (max-width: 768px){.app-container{grid-template-columns:1fr;padding-bottom:120px}}.cart-section{flex:1}.pane-container{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);padding:24px}.header{display:none}.header h1{font-size:1.5rem;font-weight:700;color:#1a1e4d;display:flex;align-items:center;gap:12px}.header p{color:var(--text-muted);font-size:.95rem}.sub-panes-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.sub-pane{background:#fff;border-radius:var(--radius);border:1px solid var(--border);padding:24px;height:100%}.sub-pane.full-width{grid-column:1 / -1}.pane-title{display:flex;align-items:center;gap:10px;font-size:.875rem;font-weight:700;color:#1a1e4d;margin-bottom:20px;text-transform:capitalize}.input-group{margin-bottom:16px}.input-label{display:block;font-size:.7rem;font-weight:700;color:#64748b;text-transform:uppercase;letter-spacing:.025em;margin-bottom:8px}input,textarea,select{width:100%;padding:10px 14px;border:1px solid #d1d5db;border-radius:var(--radius-sm);font-size:.9375rem;transition:all .2s;background:#ffffff}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}.btn{padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;font-size:.875rem;display:flex;align-items:center;justify-content:center;gap:8px}.btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #0000001a}.btn:active:not(:disabled){transform:translateY(0)}.btn-primary{background:var(--primary);color:#fff}.btn-checkout{background:#6ee7b7;color:#fff;width:100%;padding:14px;font-size:1rem}.btn-checkout:hover{background:#5aceb0}.category-filters{display:flex;gap:10px;align-items:center}.cat-chip{padding:6px 16px;border-radius:8px;border:1px solid var(--border);background:#fff;font-size:.7rem;font-weight:700;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.cat-chip:hover{background:var(--bg-subpane);border-color:var(--text-light);color:var(--text-main)}.cat-chip.active{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 4px 6px -1px #6366f133}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,23,42,.8);display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);animation:fadeIn .3s ease-out}.modal-content{background:white;width:100%;max-width:500px;border-radius:24px;position:relative;padding:20px;box-shadow:0 25px 50px -12px #00000080;animation:slideUp .4s cubic-bezier(.16,1,.3,1)}.modal-close{position:absolute;top:20px;right:20px;background:#f1f5f9;border:none;border-radius:50%;padding:8px;cursor:pointer;color:#64748b;transition:all .2s}.modal-close:hover{background:#e2e8f0;color:#1e293b}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.category-block{margin-bottom:24px}.category-label{font-size:.65rem;font-weight:700;color:var(--text-light);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}.image-row{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px}.design-item{min-width:160px;max-width:160px;height:100px;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;border:4px solid transparent;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative}.design-item:hover{transform:scale(1.03);box-shadow:0 10px 15px -3px #0000001a}.design-item img{width:100%;height:100%;object-fit:cover}.design-item.selected{border-color:#4338ca}.selection-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(99,102,241,.9);color:#fff;border-radius:50%;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.amount-btn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:12px}.amt-btn{padding:12px;border:1px solid #d1d5db;border-radius:var(--radius-sm);background:#fff;cursor:pointer;font-weight:600;color:var(--text-main);transition:all .2s}.amt-btn.selected{background:var(--primary);border-color:var(--primary);color:#fff}.custom-amt-wrapper{position:relative}.custom-amt-wrapper span{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-weight:600}.custom-amt-wrapper input{padding-left:32px}.cart-header{display:flex;align-items:center;gap:12px;font-size:1rem;font-weight:700;color:#1a1e4d;margin-bottom:32px}.cart-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 0;color:var(--text-light);gap:16px;font-size:.875rem}.cart-footer{margin-top:auto;padding-top:24px}.total-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.total-label{font-weight:500;color:var(--text-muted)}.total-value{font-size:1.25rem;font-weight:800;color:#1a1e4d}.mobile-wizard-container{display:flex;flex-direction:column;min-height:calc(100vh - 250px)}.wizard-progress{display:flex;align-items:center;justify-content:center;gap:16px;margin:24px 0;padding:0 20px}.progress-dot{width:32px;height:32px;border-radius:50%;background:#e2e8f0;color:#64748b;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.875rem;transition:all .3s;border:2px solid transparent}.progress-dot.active{background:var(--primary);color:#fff;transform:scale(1.1);box-shadow:0 4px 10px #6366f14d}.progress-line{flex:0 1 40px;height:2px;background:#e2e8f0}.mobile-step-content{animation:fadeIn .4s ease-out}.image-grid-vertical{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px}.cat-select{padding:8px 32px 8px 12px;font-size:.8125rem;font-weight:600;color:var(--text-main);border:1px solid var(--border);border-radius:var(--radius-sm);background-color:#fff;cursor:pointer;min-width:140px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:14px;transition:all .2s}.cat-select:hover{border-color:var(--primary)}.cat-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f11a}@media (max-width: 768px){.sticky-footer{position:fixed;bottom:0;left:0;right:0;padding:12px 20px 24px;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-top:1px solid var(--border);box-shadow:0 -10px 15px -3px #0000000d;z-index:1000}.sticky-footer-inner{justify-content:space-between;align-items:center;width:100%;max-width:100%}.purchase-section,.cart-section,.mobile-wizard-container{padding-bottom:140px}.sub-panes-grid{grid-template-columns:1fr}.sub-pane.full-width{grid-column:1 / -1}.pane-container{padding:16px}.main-header{margin:10px}.app-outer{margin:0;padding:0 16px;overflow-x:hidden}.mobile-wizard-container{padding-top:10px}.design-item{min-width:unset;max-width:unset;width:100%;height:120px}.amt-btn{padding:16px 12px;font-size:1.1rem}.custom-amt-wrapper input{padding:14px 16px 14px 36px;font-size:1.1rem}.custom-amt-wrapper span{font-size:1.1rem;left:16px}}