body::before { content: ""; position: fixed; inset: 0; pointer-events: none; background: radial-gradient(circle at 15% 8%, rgba(32,199,181,.18), transparent 34%), radial-gradient(circle at 90% 90%, rgba(24,83,118,.22), transparent 40%); }
#app { position: relative; min-height: 100vh; }
.auth-shell { min-height: 100vh; display: grid; place-items: center; padding: 2rem 1rem; }
.auth-card { width: min(100%, 460px); padding: clamp(1.5rem, 5vw, 2.5rem); color: var(--text); background: var(--panel); border: 1px solid rgba(255,255,255,.55); border-radius: 26px; box-shadow: var(--shadow); }
.brand { display: flex; align-items: center; gap: .85rem; margin-bottom: 1.7rem; }
.brand-mark { display: grid; place-items: center; width: 46px; height: 46px; flex: 0 0 auto; color: #032f32; background: var(--accent); border-radius: 14px; font-weight: 900; font-size: 1.35rem; box-shadow: 0 8px 24px rgba(32,199,181,.3); }
.brand h1 { margin: 0; font-size: 1.35rem; letter-spacing: -.02em; }
.eyebrow { margin: 0 0 .25rem; color: var(--accent-dark); font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.auth-card h2 { margin-bottom: .6rem; font-size: clamp(1.6rem, 5vw, 2.1rem); letter-spacing: -.04em; }
.lead { color: var(--muted); line-height: 1.65; }
.stack { display: grid; gap: 1rem; }
.field { display: grid; gap: .42rem; color: var(--text); }
.field > span, .field-label { font-size: .9rem; font-weight: 750; }
input, textarea, select { width: 100%; min-height: 46px; padding: .72rem .85rem; color: var(--text); background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); }
textarea { min-height: 110px; resize: vertical; }
.hint { margin: .2rem 0 0; color: var(--muted); font-size: .82rem; line-height: 1.5; }
.button { min-height: 46px; padding: .72rem 1rem; border: 1px solid transparent; border-radius: var(--radius-sm); font-weight: 800; transition: transform .15s ease, background .15s ease; }
.button:hover { transform: translateY(-1px); }
.button-primary { color: #022f32; background: var(--accent); }
.button-secondary { color: var(--text); background: var(--panel-soft); border-color: var(--border); }
.button-danger { color: #fff; background: var(--danger); }
.button-ghost { color: inherit; background: transparent; border-color: currentColor; }
.button-small { min-height: 38px; padding: .45rem .7rem; font-size: .86rem; }
.button-row { display: flex; flex-wrap: wrap; gap: .65rem; }
.full { width: 100%; }
.app-shell { width: min(100%, var(--max-width)); margin: 0 auto; padding: 1rem clamp(1rem, 3vw, 2rem) 4rem; }
.app-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .65rem 0 1.3rem; }
.app-header .brand { margin: 0; }
.app-header .brand h1 { color: var(--on-dark); }
.app-header .eyebrow { color: var(--accent); }
.toolbar { display: grid; grid-template-columns: minmax(220px, 1fr) minmax(150px, .35fr) auto; gap: .75rem; margin-bottom: 1rem; padding: 1rem; background: rgba(234,241,245,.1); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); }
.toolbar input, .toolbar select { min-height: 48px; }
.filter-check { display: flex; align-items: center; gap: .55rem; padding: 0 .7rem; font-weight: 700; white-space: nowrap; }
.filter-check input { width: 20px; min-height: 20px; accent-color: var(--accent); }
.vault-main { color: var(--text); background: var(--panel); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; }
.vault-summary { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.2rem 1.3rem; border-bottom: 1px solid var(--border); }
.vault-summary h2 { margin: 0; font-size: 1.2rem; }
.vault-summary p { margin: .25rem 0 0; color: var(--muted); font-size: .9rem; }
.credential-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; padding: 1.2rem; }
.credential-card { min-width: 0; padding: 1.1rem; background: #fff; border: 1px solid var(--border); border-radius: 15px; box-shadow: 0 7px 20px rgba(13,42,58,.07); }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: .75rem; }
.card-head h3 { overflow-wrap: anywhere; margin-bottom: .35rem; font-size: 1.08rem; }
.username { overflow-wrap: anywhere; color: var(--muted); }
.favorite { color: #9a6800; font-size: 1.25rem; }
.password-row { display: grid; grid-template-columns: 1fr auto; gap: .55rem; align-items: center; margin: 1rem 0; padding: .65rem .75rem; background: var(--panel-soft); border-radius: 9px; }
.password-value { min-width: 0; overflow: hidden; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; white-space: nowrap; text-overflow: ellipsis; }
.card-actions { display: flex; flex-wrap: wrap; gap: .45rem; }
.empty { grid-column: 1 / -1; padding: 4rem 1rem; text-align: center; color: var(--muted); }
.empty strong { display: block; margin-bottom: .45rem; color: var(--text); font-size: 1.15rem; }
.modal-backdrop { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 1rem; background: rgba(0,9,15,.74); }
.modal { width: min(100%, 670px); max-height: calc(100vh - 2rem); overflow: auto; padding: 1.35rem; color: var(--text); background: var(--panel); border-radius: 20px; box-shadow: var(--shadow); }
.modal-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.modal-head h2 { margin: 0; }
.icon-button { width: 42px; height: 42px; padding: 0; color: inherit; background: transparent; border: 1px solid var(--border); border-radius: 50%; font-size: 1.35rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field-wide { grid-column: 1 / -1; }
.password-input-row { display: grid; grid-template-columns: 1fr auto; gap: .55rem; }
.favorite-field { display: flex; align-items: center; gap: .55rem; min-height: 46px; }
.favorite-field input { width: 20px; min-height: 20px; accent-color: var(--accent); }
.backup-placeholder { margin-top: 1rem; padding: 1rem; color: var(--on-dark); border: 1px dashed rgba(255,255,255,.25); border-radius: var(--radius); }
.backup-placeholder p { margin: .6rem 0 0; color: #aac0cc; font-size: .83rem; }
.backup-warning { margin: 0; padding: .9rem 1rem; color: #6f1928; background: #ffe9ed; border: 1px solid #f3b8c2; border-radius: var(--radius-sm); font-weight: 750; line-height: 1.55; }
.restore-confirmation { display: flex; align-items: flex-start; gap: .65rem; color: var(--text); font-weight: 700; line-height: 1.5; }
.restore-confirmation input { width: 21px; min-height: 21px; flex: 0 0 auto; margin-top: .1rem; accent-color: var(--danger); }
.notifications { position: fixed; right: 1rem; bottom: 1rem; z-index: 50; display: grid; gap: .6rem; width: min(calc(100% - 2rem), 360px); }
.notification { padding: .9rem 1rem; color: var(--text); background: var(--panel); border-left: 5px solid var(--accent); border-radius: 10px; box-shadow: var(--shadow); }
.notification.error { border-left-color: var(--danger); }
.loading { min-height: 100vh; display: grid; place-items: center; color: var(--on-dark); font-weight: 800; }
@media (max-width: 760px) {
  .app-header { align-items: flex-start; }
  .app-header .brand .eyebrow { display: none; }
  .toolbar { grid-template-columns: 1fr; }
  .filter-check { min-height: 42px; padding: 0; }
  .credential-grid { grid-template-columns: 1fr; padding: .85rem; }
  .vault-summary { align-items: flex-start; }
  .form-grid { grid-template-columns: 1fr; }
  .field-wide { grid-column: auto; }
  .modal { padding: 1rem; }
}
@media (max-width: 440px) {
  .app-header .brand-mark { width: 40px; height: 40px; }
  .app-header .brand h1 { font-size: 1.05rem; }
  .app-header .button { min-height: 40px; padding: .5rem .7rem; }
  .vault-summary { display: grid; }
  .vault-summary .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }