:root{--font-ui: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, monospace;--primary: #4f46e5;--primary-hover: #4338ca;--primary-tint: #eef0fe;--primary-tint-strong: #e0e3fc;--bg: #f4f5fb;--surface: #ffffff;--surface-sunken: #f7f8fd;--border: #e3e5f0;--border-strong: #c7cbe0;--text: #1c1e2b;--text-muted: #666b85;--text-faint: #9599b3;--error: #d92d20;--error-tint: #fef2f1;--success: #16a34a;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 22px;--radius-pill: 999px;--shadow-1: 0 1px 2px rgba(28, 30, 43, .06), 0 1px 3px rgba(28, 30, 43, .08);--shadow-2: 0 4px 12px rgba(28, 30, 43, .08), 0 2px 4px rgba(28, 30, 43, .06);--shadow-3: 0 12px 32px rgba(28, 30, 43, .16), 0 4px 8px rgba(28, 30, 43, .08);color-scheme:light dark}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--primary: #818cf8;--primary-hover: #a5b0fb;--primary-tint: #23253a;--primary-tint-strong: #2c2f4a;--bg: #14151f;--surface: #1c1e2b;--surface-sunken: #23253a;--border: #33354a;--border-strong: #454863;--text: #eef0fa;--text-muted: #a6abc8;--text-faint: #767b99;--error: #f87171;--error-tint: #3a1f21;--success: #4ade80;--shadow-1: 0 1px 2px rgba(0, 0, 0, .3);--shadow-2: 0 4px 12px rgba(0, 0, 0, .35);--shadow-3: 0 16px 40px rgba(0, 0, 0, .5)}}:root[data-theme=dark]{--primary: #818cf8;--primary-hover: #a5b0fb;--primary-tint: #23253a;--primary-tint-strong: #2c2f4a;--bg: #14151f;--surface: #1c1e2b;--surface-sunken: #23253a;--border: #33354a;--border-strong: #454863;--text: #eef0fa;--text-muted: #a6abc8;--text-faint: #767b99;--error: #f87171;--error-tint: #3a1f21;--success: #4ade80;--shadow-1: 0 1px 2px rgba(0, 0, 0, .3);--shadow-2: 0 4px 12px rgba(0, 0, 0, .35);--shadow-3: 0 16px 40px rgba(0, 0, 0, .5)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased}h1,h2,h3{text-wrap:balance;margin:0}button{font-family:inherit}@media (prefers-reduced-motion: reduce){*{transition-duration:.01ms!important;animation-duration:.01ms!important}}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem}.auth-form{width:100%;max-width:420px;display:flex;flex-direction:column;gap:1.25rem;padding:2.5rem;background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-2)}.auth-brand{display:flex;align-items:center;gap:.75rem;color:var(--primary)}.auth-brand .brand-badge{display:grid;place-items:center;width:44px;height:44px;border-radius:var(--radius-sm);background:var(--primary-tint);color:var(--primary);flex-shrink:0}.auth-form h1{font-size:1.5rem;font-weight:700;letter-spacing:-.01em}.hint{color:var(--text-muted);font-size:.875rem;line-height:1.5;background:var(--surface-sunken);padding:.75rem 1rem;border-radius:var(--radius-sm);border:1px solid var(--border)}.muted{color:var(--text-muted);font-size:.875rem}.auth-footer{text-align:center;font-size:.9rem;color:var(--text-muted)}.auth-footer a{color:var(--primary);font-weight:600;text-decoration:none}.auth-footer a:hover{text-decoration:underline}.field{display:flex;flex-direction:column;gap:.4rem}.field-label{font-size:.85rem;font-weight:600;color:var(--text-muted)}.field-control{position:relative;display:flex;align-items:center}input[type=text],input[type=email],input[type=password],input:not([type]){width:100%;font-family:inherit;font-size:1rem;color:var(--text);background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:.9rem 1rem;transition:border-color .12s ease,box-shadow .12s ease}.field-control input{padding-right:2.75rem}.field-control:has(.field-icon-btn) input{padding-right:2.75rem}input::placeholder{color:var(--text-faint)}input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-tint)}input:disabled{opacity:.6;cursor:not-allowed}.field-icon-btn{position:absolute;right:.35rem;display:grid;place-items:center;width:2.25rem;height:2.25rem;border:none;background:transparent;color:var(--text-faint);border-radius:50%;cursor:pointer;padding:0}.field-icon-btn:hover{background:var(--surface-sunken);color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-pill);padding:.9rem 1.75rem;cursor:pointer;transition:transform .1s ease,box-shadow .15s ease,background-color .15s ease;white-space:nowrap}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-1)}.btn-primary:hover:not(:disabled){background:var(--primary-hover);box-shadow:var(--shadow-2)}.btn-block{width:100%}.btn-text{background:transparent;color:var(--primary);padding:.9rem 1.25rem}.btn-text:hover:not(:disabled){background:var(--primary-tint)}.btn-outline{background:var(--surface);color:var(--text);border:1.5px solid var(--border-strong);padding:.9rem 1.5rem}.btn-outline:hover:not(:disabled){background:var(--surface-sunken);border-color:var(--text-faint)}.btn-danger-text{background:transparent;color:var(--error);padding:.6rem .9rem;font-size:.9rem}.btn-danger-text:hover:not(:disabled){background:var(--error-tint)}.btn-sm{padding:.55rem 1.1rem;font-size:.9rem}.icon-btn{display:grid;place-items:center;width:2.75rem;height:2.75rem;border-radius:50%;border:none;background:var(--surface-sunken);color:var(--text-muted);cursor:pointer;transition:background-color .15s ease,color .15s ease,transform .1s ease;flex-shrink:0}.icon-btn:hover{background:var(--primary-tint);color:var(--primary)}.icon-btn:active{transform:scale(.93)}.icon-btn.danger:hover{background:var(--error-tint);color:var(--error)}.error{color:var(--error);background:var(--error-tint);border-radius:var(--radius-sm);padding:.75rem 1rem;font-size:.9rem;font-weight:500}.vault-page{min-height:100vh;padding-bottom:6rem}.app-bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.25rem 1.5rem;background:var(--surface);border-bottom:1px solid var(--border)}.app-bar-title{display:flex;align-items:center;gap:.75rem;color:var(--text)}.app-bar-title h1{font-size:1.25rem;font-weight:700}.vault-content{max-width:640px;margin:0 auto;padding:1.5rem;display:flex;flex-direction:column;gap:.9rem}.item-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.75rem}.item-card{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem 1rem;background:var(--surface);padding:1rem 1.1rem;border-radius:var(--radius-md);border:1px solid var(--border);box-shadow:var(--shadow-1);transition:box-shadow .15s ease,border-color .15s ease}@media (max-width: 400px){.item-info{flex-basis:0;min-width:120px}.item-actions{flex-basis:100%;justify-content:flex-end}}.item-card:hover{box-shadow:var(--shadow-2);border-color:var(--border-strong)}.item-avatar{display:grid;place-items:center;width:44px;height:44px;border-radius:var(--radius-sm);background:var(--primary-tint);color:var(--primary);font-weight:700;font-size:1.1rem;flex-shrink:0}.item-info{flex:1;min-width:0}.item-info strong,.item-info .muted{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-info strong{font-size:1rem}.item-info .muted{margin-top:.15rem}.item-actions{display:flex;gap:.4rem;flex-shrink:0}.empty-state{text-align:center;padding:3.5rem 1.5rem;color:var(--text-muted);background:var(--surface);border-radius:var(--radius-md);border:1.5px dashed var(--border-strong)}.empty-state .item-avatar{margin:0 auto 1rem}.fab{position:fixed;right:calc(1.75rem + env(safe-area-inset-right));bottom:calc(1.75rem + env(safe-area-inset-bottom));width:60px;height:60px;border-radius:50%;border:none;background:var(--primary);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow-3);cursor:pointer;transition:transform .12s ease,background-color .15s ease;z-index:10}.fab:hover{background:var(--primary-hover);transform:translateY(-2px)}.fab:active{transform:scale(.95)}.modal-scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#08080ead;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:flex-end;justify-content:center;padding:0;z-index:20;animation:fade-in .15s ease}@media (min-width: 560px){.modal-scrim{align-items:center;padding:1.5rem}}.modal-card{width:100%;max-width:480px;max-height:90vh;overflow-y:auto;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;box-shadow:var(--shadow-3);padding:1.75rem;display:flex;flex-direction:column;gap:1.1rem;animation:slide-up .2s cubic-bezier(.2,.8,.2,1)}@media (min-width: 560px){.modal-card{border-radius:var(--radius-lg)}}.modal-header{display:flex;align-items:center;justify-content:space-between}.modal-header h2{font-size:1.2rem;font-weight:700}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slide-up{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.password-row{display:flex;gap:.5rem;align-items:flex-end}.password-row .field{flex:1}.password-row .field-label:empty{display:none}.form-actions{display:flex;gap:.75rem;margin-top:.25rem}.form-actions .btn{flex:1}.toast{position:fixed;left:50%;bottom:calc(2rem + env(safe-area-inset-bottom));transform:translate(-50%);max-width:calc(100% - 2.5rem);text-align:center;background:var(--text);color:var(--bg);padding:.85rem 1.5rem;border-radius:var(--radius-pill);font-size:.9rem;font-weight:500;box-shadow:var(--shadow-3);z-index:30;animation:toast-in .18s ease}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%)}}.loading-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:.75rem;color:var(--text-muted)}.spinner{width:20px;height:20px;border-radius:50%;border:2.5px solid var(--border-strong);border-top-color:var(--primary);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}