/*
 * Login gate — tactical dark theme
 * Loaded with index.html; used when #app renders renderLogin().
 * JS depends on: .login-page, .login-page--state-*, #loginForm, .login-btn-label, .login-btn-spinner, etc.
 */

/* -------------------------------------------------------------------------- */
/* Body hook (set by loginModule: document.body.classList.add("login-page-active")) */
/* -------------------------------------------------------------------------- */

body.login-page-active {
    overflow-y: auto;
    overflow-x: hidden;
}

/* -------------------------------------------------------------------------- */
/* Shell / page layout */
/* -------------------------------------------------------------------------- */

.login-page {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: safe center;
    padding: clamp(12px, 3vw, 24px);
    box-sizing: border-box;
    background:
        radial-gradient(62rem 40rem at 16% -8%, rgba(34, 211, 238, 0.16), transparent 72%),
        radial-gradient(52rem 36rem at 86% 0%, rgba(168, 85, 247, 0.14), transparent 76%),
        linear-gradient(145deg, #020617, #0b1220);
    color: #e2e8f0;
    position: relative;
    isolation: isolate;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
}

.login-page::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.03) 1px, transparent 1px);
    background-size: 32px 32px;
    z-index: -1;
}

.login-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(10px, 2vw, 16px);
    width: 100%;
    max-width: 1180px;
    margin-inline: auto;
    align-items: start;
    flex: 0 1 auto;
}

/* Full / desktop: three columns — status | card | signal */
@media (min-width: 1024px) and (min-height: 520px) {
    .login-layout {
        grid-template-columns: minmax(180px, 1fr) minmax(280px, 520px) minmax(180px, 1fr);
        align-items: stretch;
    }

    .login-center {
        justify-self: center;
        width: 100%;
        max-width: 520px;
    }

    .login-side {
        position: sticky;
        top: clamp(12px, 2vh, 24px);
    }
}

.login-center {
    width: 100%;
    min-width: 0;
    order: 0;
}

.login-side--status {
    order: 1;
}

.login-side--signal {
    order: 2;
}

@media (min-width: 1024px) and (min-height: 520px) {
    .login-side--status {
        order: 0;
    }

    .login-center {
        order: 1;
    }

    .login-side--signal {
        order: 2;
    }
}

/* Mini window: card first, panels compact below */
@media (max-width: 1023px), (max-height: 519px) {
    .login-layout {
        grid-template-columns: 1fr;
    }

    .login-center {
        order: 0;
    }

    .login-side--status {
        order: 1;
    }

    .login-side--signal {
        order: 2;
    }

    .login-side {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px 12px;
        padding: 10px 12px;
    }

    .login-side-title {
        grid-column: 1 / -1;
        margin-bottom: 6px;
        padding-bottom: 6px;
    }

    .login-side-row {
        grid-column: span 1;
        margin-bottom: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
    }

    .login-side-v {
        text-align: left;
    }

    .login-signal-bar {
        grid-column: 1 / -1;
    }

    .login-side-divider,
    .login-side-micro,
    .login-market-pulse {
        grid-column: 1 / -1;
    }
}

@media (max-width: 560px) {
    .login-side {
        grid-template-columns: 1fr;
    }
}

.login-shell {
    width: 100%;
    max-width: 520px;
    margin-inline: auto;
    border-radius: 22px;
    border: 1px solid rgba(56, 189, 248, 0.28);
    background:
        linear-gradient(165deg, rgba(8, 15, 30, 0.82), rgba(2, 6, 23, 0.92));
    box-shadow:
        0 24px 56px rgba(2, 6, 23, 0.68),
        0 0 28px rgba(34, 211, 238, 0.12),
        inset 0 1px 0 rgba(186, 230, 253, 0.1);
    padding: 12px;
    box-sizing: border-box;
    position: relative;
    transition: border-color 0.35s ease, box-shadow 0.4s ease;
}

.login-shell::before {
    content: "";
    position: absolute;
    inset: 8px;
    border-radius: 16px;
    border: 1px solid rgba(167, 139, 250, 0.16);
    pointer-events: none;
    transition: border-color 0.35s ease;
}

/* -------------------------------------------------------------------------- */
/* Side panels (system status / live signal) */
/* -------------------------------------------------------------------------- */

.login-side {
    border-radius: 16px;
    border: 1px solid rgba(56, 189, 248, 0.22);
    background: linear-gradient(165deg, rgba(8, 15, 30, 0.75), rgba(2, 6, 23, 0.88));
    box-shadow: 0 12px 32px rgba(2, 6, 23, 0.45), inset 0 1px 0 rgba(148, 163, 184, 0.08);
    padding: 12px 14px;
    box-sizing: border-box;
    min-width: 0;
    transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

.login-side-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #67e8f9;
    margin: 0 0 10px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(56, 189, 248, 0.2);
}

.login-side-title svg {
    flex: 0 0 14px;
    color: #22d3ee;
}

.login-side-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    font-size: 11px;
    color: #9fb2c8;
    line-height: 1.35;
    margin-bottom: 8px;
}

.login-side-row:last-child {
    margin-bottom: 0;
}

.login-side-k {
    color: #7f95af;
    flex: 0 0 auto;
}

.login-side-v {
    color: #e2e8f0;
    text-align: right;
    min-width: 0;
    word-break: break-word;
}

.login-side-divider {
    grid-column: 1 / -1;
    height: 1px;
    margin: 6px 0 4px;
    background: linear-gradient(90deg, transparent, rgba(56, 189, 248, 0.14), transparent);
}

.login-side-micro {
    grid-column: 1 / -1;
    margin: 0 0 4px;
    padding: 0;
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: rgba(100, 116, 139, 0.88);
    opacity: 0.85;
}

.login-market-pulse {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    margin-top: 4px;
    font-size: 9px;
    letter-spacing: 0.03em;
    font-variant-numeric: tabular-nums;
    color: rgba(148, 163, 184, 0.42);
}

.login-pulse-sep {
    opacity: 0.55;
    user-select: none;
}

.login-signal-bar {
    height: 4px;
    border-radius: 999px;
    background: rgba(30, 41, 59, 0.9);
    overflow: hidden;
    margin-bottom: 10px;
}

.login-signal-fill {
    height: 100%;
    width: 62%;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(34, 211, 238, 0.2), rgba(52, 211, 153, 0.85));
    animation: login-signal-pulse 2.8s ease-in-out infinite;
    transform-origin: left center;
    transition: opacity 0.3s ease;
}

@keyframes login-signal-pulse {
    0%,
    100% {
        opacity: 0.72;
        transform: scaleX(0.9);
    }

    50% {
        opacity: 1;
        transform: scaleX(1);
    }
}

/* -------------------------------------------------------------------------- */
/* Login card */
/* -------------------------------------------------------------------------- */

.login-card {
    border-radius: 18px;
    border: 1px solid rgba(56, 189, 248, 0.35);
    background:
        linear-gradient(180deg, rgba(2, 6, 23, 0.9), rgba(2, 6, 23, 0.82));
    box-shadow:
        inset 0 1px 0 rgba(148, 163, 184, 0.2),
        inset 0 0 30px rgba(34, 211, 238, 0.06),
        inset 0 -40px 80px rgba(15, 23, 42, 0.45);
    padding: 20px 20px 16px;
    box-sizing: border-box;
    position: relative;
}

.login-card-head {
    padding-bottom: 10px;
    margin-bottom: 12px;
    border-bottom: 1px solid rgba(56, 189, 248, 0.22);
}

.login-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.login-badge {
    display: inline-flex;
    align-items: center;
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #a5f3fc;
    border: 1px solid rgba(34, 211, 238, 0.5);
    border-radius: 999px;
    padding: 5px 10px;
    background: linear-gradient(135deg, rgba(8, 47, 73, 0.42), rgba(30, 41, 59, 0.35));
    box-shadow: inset 0 1px 0 rgba(186, 230, 253, 0.15);
}

.login-badge-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #a5f3fc;
}

.login-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: #34d399;
    box-shadow: 0 0 10px rgba(52, 211, 153, 0.8);
}

.login-corner {
    font-size: 10px;
    color: #7b8ea6;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin: 8px 0 0;
}

.login-kicker {
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #67e8f9;
    margin-bottom: 6px;
}

.login-title {
    margin: 0;
    font-size: 36px;
    line-height: 1.05;
    color: #f8fafc;
    letter-spacing: 0.02em;
    text-shadow: 0 0 22px rgba(125, 211, 252, 0.22);
}

.login-subtitle {
    margin: 10px 0 12px;
    font-size: 13px;
    color: #9fb2c8;
    line-height: 1.5;
    max-width: 42ch;
}

/* Card telemetry — static context, low emphasis */
.login-card-telemetry {
    margin: 0 0 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(56, 189, 248, 0.1);
    display: grid;
    gap: 5px;
}

.login-telemetry-line {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    font-size: 9px;
    letter-spacing: 0.05em;
    line-height: 1.35;
    color: rgba(148, 163, 184, 0.72);
}

.login-tel-k {
    flex: 0 0 auto;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.85;
}

.login-tel-v {
    text-align: right;
    min-width: 0;
    color: rgba(203, 213, 225, 0.48);
    font-weight: 500;
    word-break: break-word;
}

.login-telemetry-line--dim {
    opacity: 0.78;
}

.login-card-status {
    margin: 0 0 14px;
    font-size: 10px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #5b7a94;
    line-height: 1.4;
    min-height: 1.4em;
    transition:
        color 0.25s ease,
        text-shadow 0.3s ease,
        letter-spacing 0.25s ease;
}

.login-note {
    margin: 14px 0 8px;
    font-size: 11px;
    color: #7f95af;
    line-height: 1.45;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 9px 10px;
    border: 1px solid rgba(51, 65, 85, 0.55);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.45);
}

.login-note svg {
    flex: 0 0 14px;
    margin-top: 1px;
    color: #67e8f9;
}

.login-footer {
    border-top: 1px solid rgba(71, 85, 105, 0.55);
    margin-top: 12px;
    padding-top: 12px;
    font-size: 11px;
    color: #7289a2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.login-footer-pill {
    border: 1px solid rgba(100, 116, 139, 0.58);
    border-radius: 999px;
    padding: 4px 9px;
    color: #a9bbcf;
}

/* -------------------------------------------------------------------------- */
/* Form: inputs, button, error */
/* -------------------------------------------------------------------------- */

.login-form {
    display: grid;
    gap: 13px;
}

.login-label {
    display: grid;
    gap: 6px;
    font-size: 11px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #b8c6d8;
}

.login-input-wrap {
    position: relative;
}

.login-input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 17px;
    height: 17px;
    color: #6f87a4;
    pointer-events: none;
}

.login-input {
    width: 100%;
    box-sizing: border-box;
    border-radius: 12px;
    border: 1px solid rgba(51, 65, 85, 0.9);
    background: linear-gradient(180deg, rgba(11, 18, 32, 0.96), rgba(7, 11, 22, 0.98));
    color: #e2e8f0;
    padding: 12px 12px 12px 38px;
    outline: none;
    font: inherit;
    font-size: 14px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.login-input::placeholder {
    color: #64748b;
}

.login-input:hover:not(:disabled) {
    border-color: rgba(71, 85, 105, 0.95);
}

.login-input:focus {
    border-color: rgba(34, 211, 238, 0.72);
    box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.16), 0 0 16px rgba(34, 211, 238, 0.1);
}

.login-input:focus-visible {
    border-color: rgba(34, 211, 238, 0.85);
    box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.22), 0 0 18px rgba(34, 211, 238, 0.12);
}

.login-input:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.login-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: 2px;
    margin-bottom: 2px;
}

.login-remember {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #9aacc2;
    user-select: none;
}

.login-error {
    min-height: 18px;
    font-size: 12px;
    color: #fca5a5;
}

.login-btn {
    border: 1px solid rgba(34, 211, 238, 0.62);
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.86), rgba(6, 182, 212, 0.6) 45%, rgba(30, 41, 59, 0.9));
    color: #ecfeff;
    border-radius: 12px;
    padding: 12px 14px;
    font: inherit;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    min-height: 48px;
    box-shadow:
        0 14px 26px rgba(14, 165, 233, 0.28),
        inset 0 1px 0 rgba(186, 230, 253, 0.32),
        0 0 22px rgba(34, 211, 238, 0.24);
    transition:
        transform 0.12s ease,
        box-shadow 0.2s ease,
        filter 0.15s ease,
        border-color 0.22s ease,
        background 0.28s ease,
        opacity 0.22s ease;
}

.login-btn:focus-visible {
    outline: 2px solid rgba(34, 211, 238, 0.55);
    outline-offset: 2px;
}

.login-btn:not(:disabled):hover {
    filter: brightness(1.06);
    box-shadow:
        0 16px 30px rgba(14, 165, 233, 0.34),
        inset 0 1px 0 rgba(186, 230, 253, 0.38),
        0 0 26px rgba(34, 211, 238, 0.28);
}

.login-btn:not(:disabled):active {
    transform: translateY(1px);
    filter: brightness(0.98);
}

.login-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.login-btn-inner {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 10px;
    width: 100%;
}

.login-btn-spinner {
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
    animation: login-spin 0.85s linear infinite;
}

.login-btn-spinner[hidden] {
    display: none;
}

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

/* -------------------------------------------------------------------------- */
/* Authority strip */
/* -------------------------------------------------------------------------- */

.login-authority {
    width: 100%;
    max-width: 1180px;
    margin: clamp(8px, 2vw, 16px) auto 0;
    padding-top: 10px;
    border-top: 1px solid rgba(51, 65, 85, 0.45);
    font-size: 10px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #5c6d84;
    text-align: center;
    line-height: 1.5;
}

/* -------------------------------------------------------------------------- */
/* UI state machine (.login-page--state-* set by applyLoginUiState) */
/* -------------------------------------------------------------------------- */

/* idle — calm, neutral slate */
.login-page--state-idle .login-shell {
    border-color: rgba(100, 116, 139, 0.34);
    box-shadow:
        0 24px 56px rgba(2, 6, 23, 0.68),
        0 0 22px rgba(15, 23, 42, 0.4),
        inset 0 1px 0 rgba(148, 163, 184, 0.08);
}

.login-page--state-idle .login-shell::before {
    border-color: rgba(100, 116, 139, 0.14);
}

.login-page--state-idle .login-card-status {
    color: #5f738c;
    text-shadow: none;
    letter-spacing: 0.12em;
}

.login-page--state-idle .login-side--signal {
    border-color: rgba(71, 85, 105, 0.38);
    box-shadow: 0 12px 28px rgba(2, 6, 23, 0.42), inset 0 1px 0 rgba(148, 163, 184, 0.06);
}

/* typing — cool cyan emphasis */
.login-page--state-typing .login-card-status {
    color: #67e8f9;
    letter-spacing: 0.14em;
    text-shadow: 0 0 14px rgba(103, 232, 249, 0.22);
}

.login-page--state-typing .login-shell {
    border-color: rgba(34, 211, 238, 0.42);
    box-shadow:
        0 24px 56px rgba(2, 6, 23, 0.68),
        0 0 30px rgba(34, 211, 238, 0.14),
        inset 0 1px 0 rgba(186, 230, 253, 0.11);
}

.login-page--state-typing .login-shell::before {
    border-color: rgba(34, 211, 238, 0.22);
}

.login-page--state-typing .login-side--signal {
    border-color: rgba(34, 211, 238, 0.32);
    box-shadow:
        0 12px 28px rgba(2, 6, 23, 0.42),
        0 0 18px rgba(34, 211, 238, 0.08),
        inset 0 1px 0 rgba(148, 163, 184, 0.08);
}

.login-page--state-typing .login-signal-fill {
    opacity: 0.95;
}

/* validating — warm amber guard */
.login-page--state-validating .login-card-status {
    color: #fcd34d;
    letter-spacing: 0.14em;
    text-shadow: 0 0 12px rgba(251, 191, 36, 0.2);
}

.login-page--state-validating .login-shell {
    border-color: rgba(251, 191, 36, 0.42);
    box-shadow:
        0 24px 56px rgba(2, 6, 23, 0.68),
        0 0 26px rgba(251, 191, 36, 0.12),
        inset 0 1px 0 rgba(253, 230, 138, 0.08);
}

.login-page--state-validating .login-shell::before {
    border-color: rgba(251, 191, 36, 0.2);
}

.login-page--state-validating .login-side--signal {
    border-color: rgba(245, 158, 11, 0.35);
    box-shadow:
        0 12px 28px rgba(2, 6, 23, 0.42),
        0 0 14px rgba(251, 191, 36, 0.08),
        inset 0 1px 0 rgba(253, 230, 138, 0.05);
}

/* submitting — locked secure channel: clearly above typing, not neon */
.login-page--state-submitting .login-card-status {
    color: #e0f2fe;
    letter-spacing: 0.145em;
    text-shadow: 0 0 16px rgba(56, 189, 248, 0.24);
}

.login-page--state-submitting .login-shell {
    border-color: rgba(34, 211, 238, 0.56);
    box-shadow:
        0 26px 60px rgba(2, 6, 23, 0.76),
        0 0 44px rgba(34, 211, 238, 0.22),
        inset 0 1px 0 rgba(186, 230, 253, 0.14),
        inset 0 0 32px rgba(14, 116, 165, 0.07);
}

.login-page--state-submitting .login-shell::before {
    border-color: rgba(34, 211, 238, 0.38);
}

.login-page--state-submitting .login-side--signal {
    border-color: rgba(56, 189, 248, 0.48);
    box-shadow:
        0 14px 34px rgba(2, 6, 23, 0.52),
        0 0 28px rgba(34, 211, 238, 0.14),
        inset 0 1px 0 rgba(186, 230, 253, 0.1);
}

.login-page--state-submitting .login-signal-bar {
    background: rgba(12, 28, 44, 0.94);
    box-shadow: inset 0 1px 0 rgba(34, 211, 238, 0.08);
}

.login-page--state-submitting .login-signal-fill {
    animation-duration: 0.95s;
    background: linear-gradient(
        90deg,
        rgba(34, 211, 238, 0.42),
        rgba(14, 165, 233, 0.78)
    );
}

.login-page--state-submitting .login-btn:disabled {
    opacity: 0.94;
    cursor: not-allowed;
    color: #e0f2fe;
    border-color: rgba(56, 189, 248, 0.62);
    background: linear-gradient(
        155deg,
        rgba(10, 28, 44, 0.97),
        rgba(12, 72, 92, 0.78) 46%,
        rgba(8, 22, 36, 0.99)
    );
    box-shadow:
        0 14px 32px rgba(2, 6, 23, 0.58),
        inset 0 1px 0 rgba(186, 230, 253, 0.2),
        0 0 30px rgba(34, 211, 238, 0.2);
    filter: none;
}

.login-page--state-submitting .login-input:disabled {
    opacity: 0.82;
    border-color: rgba(56, 189, 248, 0.32);
    background: linear-gradient(180deg, rgba(10, 20, 34, 0.98), rgba(7, 14, 24, 0.99));
    color: #cbd5e1;
}

.login-page--state-submitting .login-input-icon {
    color: rgba(103, 232, 249, 0.52);
}

/* success — resolved clearance: calmer + cleaner than submitting (muted emerald) */
.login-page--state-success .login-card-status {
    color: #a7f3d0;
    letter-spacing: 0.15em;
    text-shadow: 0 0 13px rgba(45, 212, 191, 0.18);
}

.login-page--state-success .login-shell {
    border-color: rgba(45, 212, 191, 0.48);
    box-shadow:
        0 22px 54px rgba(2, 6, 23, 0.74),
        0 0 26px rgba(16, 185, 129, 0.12),
        inset 0 1px 0 rgba(167, 243, 208, 0.11),
        inset 0 0 44px rgba(6, 95, 70, 0.1);
}

.login-page--state-success .login-shell::before {
    border-color: rgba(45, 212, 191, 0.32);
}

.login-page--state-success .login-side--signal {
    border-color: rgba(52, 211, 153, 0.34);
    box-shadow:
        0 10px 26px rgba(2, 6, 23, 0.44),
        0 0 14px rgba(16, 185, 129, 0.06),
        inset 0 1px 0 rgba(167, 243, 208, 0.07);
}

.login-page--state-success .login-signal-bar {
    background: rgba(10, 30, 26, 0.92);
    box-shadow: inset 0 1px 0 rgba(45, 212, 191, 0.1);
}

.login-page--state-success .login-signal-fill {
    animation: none;
    opacity: 0.96;
    transform: scaleX(1);
    background: linear-gradient(
        90deg,
        rgba(45, 212, 191, 0.32),
        rgba(16, 185, 129, 0.58)
    );
}

.login-page--state-success .login-btn:disabled {
    opacity: 0.96;
    cursor: default;
    color: #ccfbf1;
    border-color: rgba(45, 212, 191, 0.46);
    background: linear-gradient(
        155deg,
        rgba(7, 26, 24, 0.99),
        rgba(10, 58, 48, 0.78) 48%,
        rgba(5, 20, 22, 0.99)
    );
    box-shadow:
        0 12px 28px rgba(2, 6, 23, 0.52),
        inset 0 1px 0 rgba(167, 243, 208, 0.15),
        0 0 18px rgba(16, 185, 129, 0.1);
    filter: none;
}

.login-page--state-success .login-input:disabled {
    opacity: 0.82;
    border-color: rgba(45, 212, 191, 0.2);
    background: linear-gradient(180deg, rgba(8, 22, 20, 0.98), rgba(5, 16, 18, 0.99));
    color: #a7f3d0;
}

.login-page--state-success .login-input-icon {
    color: rgba(52, 211, 153, 0.45);
}

/* error — rose alert: full-surface consistency (dark + low-alpha rose) */
.login-page--state-error .login-card-status {
    color: #fecaca;
    letter-spacing: 0.14em;
    text-shadow: 0 0 13px rgba(248, 113, 113, 0.2);
}

.login-page--state-error .login-shell {
    border-color: rgba(248, 113, 113, 0.5);
    box-shadow:
        0 24px 56px rgba(2, 6, 23, 0.72),
        0 0 28px rgba(248, 113, 113, 0.14),
        inset 0 1px 0 rgba(254, 202, 202, 0.08);
}

.login-page--state-error .login-shell::before {
    border-color: rgba(248, 113, 113, 0.3);
}

.login-page--state-error .login-side--signal {
    border-color: rgba(248, 113, 113, 0.4);
    box-shadow:
        0 12px 30px rgba(2, 6, 23, 0.46),
        0 0 20px rgba(248, 113, 113, 0.1),
        inset 0 1px 0 rgba(254, 202, 202, 0.06);
}

.login-page--state-error .login-signal-bar {
    background: rgba(30, 22, 28, 0.92);
}

.login-page--state-error .login-signal-fill {
    background: linear-gradient(
        90deg,
        rgba(248, 113, 113, 0.18),
        rgba(180, 60, 80, 0.42)
    );
}

.login-page--state-error .login-input {
    border-color: rgba(248, 113, 113, 0.22);
}

.login-page--state-error .login-input:hover:not(:disabled) {
    border-color: rgba(248, 113, 113, 0.3);
}

.login-page--state-error .login-input:focus,
.login-page--state-error .login-input:focus-visible {
    border-color: rgba(248, 113, 113, 0.42);
    box-shadow:
        0 0 0 2px rgba(248, 113, 113, 0.12),
        0 0 16px rgba(248, 113, 113, 0.07);
}

.login-page--state-error .login-authority {
    color: rgba(148, 163, 184, 0.78);
    border-top-color: rgba(248, 113, 113, 0.18);
}

.login-page--state-error .login-btn:not(:disabled) {
    color: #fecdd3;
    border-color: rgba(248, 113, 113, 0.42);
    background: linear-gradient(
        145deg,
        rgba(15, 17, 26, 0.98),
        rgba(42, 22, 30, 0.9) 42%,
        rgba(24, 20, 28, 0.96)
    );
    box-shadow:
        0 12px 26px rgba(2, 6, 23, 0.52),
        inset 0 1px 0 rgba(254, 202, 202, 0.07),
        0 0 18px rgba(248, 113, 113, 0.11);
    filter: none;
}

.login-page--state-error .login-btn:not(:disabled):hover {
    border-color: rgba(248, 113, 113, 0.5);
    background: linear-gradient(
        145deg,
        rgba(22, 18, 24, 0.98),
        rgba(52, 26, 34, 0.92) 44%,
        rgba(28, 22, 30, 0.97)
    );
    box-shadow:
        0 14px 30px rgba(2, 6, 23, 0.55),
        inset 0 1px 0 rgba(254, 202, 202, 0.09),
        0 0 22px rgba(248, 113, 113, 0.13);
    filter: brightness(1.03);
}

.login-page--state-error .login-btn:not(:disabled):active {
    filter: brightness(0.97);
}

.login-page--state-error .login-btn:focus-visible {
    outline-color: rgba(248, 113, 113, 0.5);
}

/* -------------------------------------------------------------------------- */
/* Responsive tweaks (mobile / landscape) */
/* -------------------------------------------------------------------------- */

@media (max-width: 560px) {
    .login-page {
        padding: 14px;
    }

    .login-shell {
        padding: 8px;
    }

    .login-card {
        padding: 16px 14px 12px;
    }

    .login-input {
        font-size: 16px;
    }

    .login-title {
        font-size: clamp(26px, 7vw, 30px);
        text-shadow: 0 0 12px rgba(125, 211, 252, 0.12);
    }

    .login-shell {
        box-shadow:
            0 16px 40px rgba(2, 6, 23, 0.55),
            0 0 14px rgba(34, 211, 238, 0.08),
            inset 0 1px 0 rgba(186, 230, 253, 0.1);
    }

    .login-btn:not(:disabled) {
        box-shadow:
            0 10px 20px rgba(14, 165, 233, 0.2),
            inset 0 1px 0 rgba(186, 230, 253, 0.28),
            0 0 12px rgba(34, 211, 238, 0.14);
    }

    .login-input:focus,
    .login-input:focus-visible {
        box-shadow: 0 0 0 2px rgba(34, 211, 238, 0.18);
    }

    .login-status-dot {
        box-shadow: 0 0 6px rgba(52, 211, 153, 0.45);
    }

    .login-side {
        box-shadow: 0 8px 24px rgba(2, 6, 23, 0.35);
    }
}

@media (max-height: 520px) and (orientation: landscape) {
    .login-page {
        padding: 8px 12px;
    }

    .login-card {
        padding: 14px 16px 12px;
    }

    .login-kicker {
        margin-bottom: 4px;
    }

    .login-subtitle {
        margin: 8px 0 14px;
    }

    .login-form {
        gap: 11px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-signal-fill {
        animation: none;
        opacity: 0.9;
    }

    .login-shell,
    .login-shell::before,
    .login-side {
        transition: none;
    }

    .login-btn,
    .login-input {
        transition: none;
    }

    .login-btn-spinner {
        animation: none;
        opacity: 0.85;
    }

    .login-card-status {
        transition: none;
    }
}