/* Nukumizu Console — shared UI primitives. Components may add scoped styles,
   but everything reusable lives here. */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    font-family: var(--font-ui);
    font-size: 14px;
    line-height: 1.5;
    letter-spacing: -0.01em;
    color: var(--text);
    background: var(--bg-grad) fixed;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    transition: background 0.25s ease, color 0.25s ease;
}

#app {
    min-height: 100vh;
}

::selection {
    background: var(--accent-soft);
}

a {
    color: var(--accent);
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: 0;
    cursor: pointer;
}

input, select, textarea {
    font: inherit;
    color: inherit;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--line-strong);
    border-radius: 999px;
    border: 3px solid transparent;
    background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--muted);
    background-clip: content-box;
    border: 3px solid transparent;
}

::-webkit-scrollbar-track {
    background: transparent;
}

/* --- Page scaffolding --------------------------------------------------- */

.page {
    padding: 34px 40px 60px;
    max-width: 1180px;
    margin: 0 auto;
}

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 26px;
}

.page-head .eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 6px;
}

.page-head h1 {
    font-size: 30px;
    line-height: 1.12;
}

.page-head .lead {
    margin-top: 6px;
    color: var(--text-2);
    font-size: 14px;
    max-width: 620px;
}

.head-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex: none;
}

.section-title {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-2);
    margin: 26px 0 12px;
}

.mono {
    font-family: var(--font-mono);
    font-size: 0.92em;
}

/* --- Buttons ------------------------------------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 8px 15px;
    border-radius: var(--r-m);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.2;
    border: 1px solid transparent;
    background: var(--surface-3);
    color: var(--text);
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.08s ease, opacity 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
    user-select: none;
}

.btn:hover {
    background: var(--surface-hover);
}

.btn:active {
    transform: translateY(1px);
}

.btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-contrast);
}

.btn-primary:hover {
    background: var(--accent-strong);
}

.btn-danger {
    background: var(--bad-soft);
    color: var(--bad);
}

.btn-danger:hover {
    background: color-mix(in srgb, var(--bad) 16%, transparent);
}

.btn-ghost {
    background: transparent;
    color: var(--text-2);
    border-color: var(--line);
}

.btn-ghost:hover {
    background: var(--surface-3);
    color: var(--text);
}

.btn-sm {
    padding: 5px 11px;
    font-size: 13px;
    border-radius: var(--r-s);
}

.btn-icon {
    width: 34px;
    height: 34px;
    padding: 0;
    border-radius: 50%;
}

.icon-btn {
    width: 34px;
    height: 34px;
    display: inline-grid;
    place-items: center;
    border-radius: 50%;
    color: var(--text-2);
    font-size: 15px;
    transition: background 0.15s ease, color 0.15s ease;
}

.icon-btn:hover {
    background: var(--surface-3);
    color: var(--text);
}

.icon-btn.danger:hover {
    background: var(--bad-soft);
    color: var(--bad);
}

/* --- Cards -------------------------------------------------------------- */

.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-l);
    box-shadow: var(--shadow-1);
}

.card + .card {
    margin-top: 18px;
}

/* Cards inside a grid are spaced by `gap`. Without this the stacked-card rule
   above would inset every card but the first, leaving the first one sticking
   up by 18px. */
.grid-2 > .card,
.grid-3 > .card {
    margin-top: 0;
}

.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
}

.card-head h3 {
    font-size: 16px;
}

.card-head .hint {
    color: var(--text-3);
    font-size: 12.5px;
    margin-top: 2px;
}

.card-body {
    padding: 20px;
}

/* --- Forms -------------------------------------------------------------- */

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.field > label {
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: var(--text-2);
}

.field > label .required {
    color: var(--bad);
    margin-left: 2px;
}

.field .help {
    font-size: 12px;
    color: var(--text-3);
}

.input, .select, .textarea {
    width: 100%;
    padding: 9px 12px;
    background: var(--surface-2);
    border: 1px solid var(--line-strong);
    border-radius: var(--r-s);
    color: var(--text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.input:hover, .select:hover, .textarea:hover {
    border-color: var(--muted);
}

.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
    background: var(--surface);
}

.textarea {
    resize: vertical;
    min-height: 84px;
    line-height: 1.55;
    font-family: var(--font-mono);
    font-size: 13px;
    tab-size: 4;
}

.select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, var(--text-2) 50%),
        linear-gradient(135deg, var(--text-2) 50%, transparent 50%);
    background-position: calc(100% - 17px) 55%, calc(100% - 12px) 55%;
    background-size: 5px 5px;
    background-repeat: no-repeat;
    padding-right: 30px;
    cursor: pointer;
}

.field input[type="color"] {
    padding: 2px;
    height: 38px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
}

.form-grid .span-2 {
    grid-column: span 2;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 8px;
}

/* --- Switch ------------------------------------------------------------- */

.switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.switch input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.switch .track {
    width: 40px;
    height: 24px;
    border-radius: 999px;
    background: var(--surface-3);
    border: 1px solid var(--line-strong);
    position: relative;
    transition: background 0.18s ease, border-color 0.18s ease;
    flex: none;
}

.switch .track::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
    transition: transform 0.18s ease;
}

.switch input:checked + .track {
    background: var(--accent);
    border-color: var(--accent);
}

.switch input:checked + .track::after {
    transform: translateX(16px);
}

.switch input:focus-visible + .track {
    box-shadow: 0 0 0 3px var(--accent-soft);
}

.switch .switch-label {
    font-size: 13px;
    color: var(--text-2);
}

.switch input:checked ~ .switch-label {
    color: var(--text);
}

/* --- Badges / dots ------------------------------------------------------- */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: var(--r-pill);
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex: none;
    background: var(--muted);
}

.badge-online, .b-online .dot { background: var(--ok-soft); color: var(--ok); }
.badge-online .dot { background: var(--ok); }
.badge-offline, .b-offline .dot { background: var(--surface-3); color: var(--text-3); }
.badge-offline .dot { background: var(--muted); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-danger { background: var(--bad-soft); color: var(--bad); }
.badge-accent { background: var(--accent-soft); color: var(--accent); }

/* --- Stat / metric ------------------------------------------------------- */

.metric {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric .m-label {
    font-size: 12px;
    color: var(--text-3);
    font-weight: 500;
}

.metric .m-value {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
}

.metric .m-value small {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-3);
}

/* --- Meter (soft progress) ----------------------------------------------- */

.meter {
    height: 5px;
    border-radius: 999px;
    background: var(--surface-3);
    overflow: hidden;
}

.meter > i {
    display: block;
    height: 100%;
    border-radius: 999px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.meter > i.warn { background: var(--warn); }
.meter > i.bad { background: var(--bad); }
.meter > i.ok { background: var(--ok); }

/* --- Server list --------------------------------------------------------- */

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

@media (max-width: 980px) {
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.server-card {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 18px 18px 16px;
    cursor: default;
}

.server-card .row-1 {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.server-card .row-2 {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.server-card .sv-name {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.server-card .sv-uuid {
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--text-3);
    margin-top: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.server-card .row-3 {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 12px;
}

/* --- Members / options list ---------------------------------------------- */

.opt-list {
    display: flex;
    flex-direction: column;
}

.opt-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--line);
}

.opt-row:last-child {
    border-bottom: 0;
}

.opt-row .who {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.opt-row .who .id {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
}

.opt-row .who .sub {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 2px;
}

.opt-row .toggles {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 2px 9px;
    border-radius: var(--r-pill);
    font-size: 11.5px;
    font-weight: 600;
    background: var(--surface-3);
    color: var(--text-2);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

/* --- Empty / skeleton ----------------------------------------------------- */

.empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 48px 20px;
    color: var(--text-3);
    text-align: center;
}

.empty .e-icon {
    font-size: 30px;
    opacity: 0.5;
}

/* --- Toolbar --------------------------------------------------------------- */

.toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.toolbar .spacer {
    flex: 1;
}

.search {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 340px;
}

.search .icon {
    position: absolute;
    left: 11px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-3);
    pointer-events: none;
    font-size: 13px;
}

.search input {
    width: 100%;
    padding: 8px 12px 8px 32px;
    background: var(--surface-2);
    border: 1px solid var(--line-strong);
    border-radius: var(--r-pill);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

/* --- Modal ------------------------------------------------------------------ */

.modal-mask {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 10vh 20px 40px;
    background: rgba(12, 14, 18, 0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    animation: fade-in 0.18s ease;
    overflow-y: auto;
}

.modal {
    width: 100%;
    max-width: 480px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-l);
    box-shadow: var(--shadow-3);
    animation: rise 0.22s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.modal.wide { max-width: 640px; }

.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px 14px;
}

.modal-head h3 { font-size: 17px; }

.modal-body {
    padding: 4px 20px 8px;
}

.modal-foot {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 20px 18px;
}

/* --- Toasts ------------------------------------------------------------------ */

.toasts {
    position: fixed;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 120;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    pointer-events: none;
    width: min(420px, calc(100vw - 32px));
}

.toast {
    pointer-events: auto;
    display: flex;
    align-items: flex-start;
    gap: 11px;
    width: 100%;
    padding: 12px 15px;
    border-radius: var(--r-m);
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-3);
    font-size: 13.5px;
    animation: toast-in 0.28s cubic-bezier(0.2, 0.9, 0.3, 1);
}

.toast .t-icon {
    flex: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 12px;
    color: #fff;
    background: var(--muted);
}

.toast.success .t-icon { background: var(--ok); }
.toast.error .t-icon { background: var(--bad); }
.toast.info .t-icon { background: var(--accent); }
.toast.warn .t-icon { background: var(--warn); }

.toast .t-msg {
    flex: 1;
    line-height: 1.45;
    padding-top: 2px;
    word-break: break-word;
}

.toast.leaving { animation: toast-out 0.25s ease forwards; }

/* --- Animations -------------------------------------------------------------- */

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes toast-in {
    from { opacity: 0; transform: translateY(-16px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes toast-out {
    to { opacity: 0; transform: translateY(-14px) scale(0.97); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--line-strong);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* route transition */
.fade-switch-enter-active, .fade-switch-leave-active {
    transition: opacity 0.16s ease, transform 0.16s ease;
}

.fade-switch-enter-from {
    opacity: 0;
    transform: translateY(6px);
}

.fade-switch-leave-to {
    opacity: 0;
}