:root {
    --login-ink: #081225;
    --login-muted: #5d6b80;
    --login-line: #cfd9e6;
    --login-surface: rgba(255, 255, 255, 0.9);
    --login-soft: #f5f8fc;
    --login-primary: #1d4ed8;
    --login-primary-dark: #1e3a8a;
    --login-warning: #f59e0b;
    --login-shadow: 0 24px 70px rgba(8, 18, 37, 0.16);
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    overflow-x: hidden;
    font-family: "Segoe UI Variable", "Inter", "Segoe UI", Arial, sans-serif;
    color: var(--login-ink);
    background: #edf6fb;
}

.login-backdrop {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    background:
        radial-gradient(circle at var(--login-pointer-x, 72%) var(--login-pointer-y, 28%), rgba(59, 130, 246, 0.2), transparent 24%),
        linear-gradient(135deg, #edf5ff 0%, #f8fafc 46%, #e8f0ff 100%);
}

.login-grid-glow {
    position: absolute;
    inset: 0;
    opacity: 0.42;
    background-image:
        linear-gradient(rgba(29, 78, 216, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(29, 78, 216, 0.1) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.1), #000 28%, #000 72%, rgba(0, 0, 0, 0.1));
}

.login-route {
    position: absolute;
    width: 520px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.5), transparent);
    transform: rotate(-18deg);
    animation: routePulse 7s ease-in-out infinite;
}

.login-route-a {
    left: 4%;
    top: 23%;
}

.login-route-b {
    right: 6%;
    bottom: 21%;
    animation-delay: 1.8s;
}

.login-shell {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(360px, 1fr) minmax(380px, 0.68fr);
    align-items: stretch;
    padding: 18px;
    gap: 18px;
}

.login-brand-panel {
    position: relative;
    min-height: calc(100vh - 36px);
    padding: clamp(30px, 5vw, 64px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-radius: 22px;
    background:
        linear-gradient(160deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0)),
        linear-gradient(145deg, #07172c 0%, #12305c 58%, #1d4ed8 100%);
    color: #f8fafc;
    box-shadow: var(--login-shadow);
    overflow: hidden;
}

.login-brand-panel::after {
    content: "";
    position: absolute;
    width: 320px;
    height: 320px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    right: 40%;
    bottom: 9%;
    pointer-events: none;
}

.login-panel-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.login-brand-mark {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.28);
    font-weight: 900;
    letter-spacing: 0;
    overflow: hidden;
}

.login-brand-mark.has-image {
    background: #ffffff;
    padding: 6px;
}

.login-live-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: 999px;
    background: rgba(4, 12, 25, 0.24);
    border: 1px solid rgba(226, 232, 240, 0.22);
    color: #dbeafe;
    font-weight: 800;
    font-size: 0.86rem;
}

.login-live-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: #38bdf8;
    box-shadow: 0 0 0 7px rgba(56, 189, 248, 0.16);
}

.login-card-brand-mark {
    width: 52px;
    height: 52px;
    margin-bottom: 18px;
    color: var(--login-primary);
    background: #ffffff;
    border-color: var(--login-line);
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.1);
}

.brand-logo-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.login-eyebrow {
    margin: 0 0 8px;
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--login-primary);
}

.login-brand-panel .login-eyebrow {
    color: #bfdbfe;
}

.login-brand-panel h1 {
    margin: 0;
    font-size: clamp(44px, 6vw, 74px);
    line-height: 0.95;
    letter-spacing: 0;
}

.login-copy {
    max-width: 54ch;
    margin: 18px 0 0;
    color: #dbeafe;
    font-size: 1.04rem;
    line-height: 1.65;
}

.login-status-strip {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    width: min(500px, 100%);
    padding: 16px 18px;
    border-radius: 14px;
    background: rgba(4, 12, 25, 0.3);
    border: 1px solid rgba(226, 232, 240, 0.22);
}

.login-status-strip span {
    color: #cbd5e1;
}

.login-status-strip strong {
    color: #ffffff;
}

.login-card {
    width: min(470px, calc(100% - 20px));
    margin: auto;
    padding: clamp(28px, 5vw, 42px);
    border-radius: 22px;
    background: var(--login-surface);
    border: 1px solid rgba(203, 213, 225, 0.88);
    box-shadow: var(--login-shadow);
    backdrop-filter: blur(14px);
}

.login-card-header h2 {
    margin: 0;
    font-size: 2rem;
    line-height: 1.1;
}

.login-card-header p:not(.login-eyebrow) {
    margin: 10px 0 0;
    color: var(--login-muted);
}

.login-form {
    display: grid;
    gap: 14px;
    margin-top: 28px;
}

.login-secondary-form[hidden] {
    display: none;
}

.login-step-copy {
    margin: 0;
    color: var(--login-muted);
    line-height: 1.55;
    font-weight: 700;
}

.login-resend-btn:disabled {
    opacity: 0.62;
    cursor: not-allowed;
}

.form-floating {
    transition: transform 160ms ease;
}

.form-floating:focus-within {
    transform: translateY(-2px);
}

.form-control {
    min-height: 58px;
    border-color: var(--login-line);
    border-radius: 14px;
    background: var(--login-soft);
}

.form-control:focus {
    border-color: var(--login-primary);
    box-shadow: 0 0 0 0.22rem rgba(29, 78, 216, 0.14);
}

.login-password-field .form-control {
    padding-right: 86px;
}

.login-password-toggle {
    position: absolute;
    top: 50%;
    right: 10px;
    z-index: 4;
    transform: translateY(-50%);
    border: 0;
    border-radius: 10px;
    padding: 7px 10px;
    color: var(--login-primary-dark);
    background: rgba(29, 78, 216, 0.1);
    font-weight: 800;
}

.login-submit {
    position: relative;
    min-height: 54px;
    border: 0;
    border-radius: 14px;
    overflow: hidden;
    font-weight: 900;
    background: linear-gradient(135deg, var(--login-primary), var(--login-primary-dark));
    box-shadow: 0 16px 28px rgba(29, 78, 216, 0.22);
}

.login-submit::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
    transition: transform 240ms ease;
}

.login-submit:hover::after,
.login-submit:focus-visible::after {
    transform: translateX(100%);
}

.login-submit-spinner {
    display: none;
    width: 18px;
    height: 18px;
    margin-left: 8px;
    border-radius: 999px;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-top-color: #ffffff;
    vertical-align: -4px;
    animation: spin 800ms linear infinite;
}

.login-submit.is-loading .login-submit-spinner {
    display: inline-block;
}

.login-error {
    min-height: 24px;
    margin: 16px 0 0;
    color: #b42318;
    font-weight: 800;
}

.login-secure-note {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 18px;
    color: var(--login-muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.login-secure-note span {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--login-warning);
}

@keyframes routePulse {
    0%, 100% {
        opacity: 0.18;
        transform: translateX(-24px) rotate(-18deg);
    }
    50% {
        opacity: 0.7;
        transform: translateX(24px) rotate(-18deg);
    }
}

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

@media (max-width: 980px) {
    .login-shell {
        grid-template-columns: 1fr;
    }

    .login-brand-panel {
        min-height: auto;
        gap: 34px;
    }

    .login-card {
        width: 100%;
        margin: 0;
    }
}

@media (max-width: 640px) {
    .login-shell {
        padding: 12px;
        gap: 12px;
    }

    .login-brand-panel {
        border-radius: 18px;
        padding: 24px;
    }

    .login-status-strip {
        flex-direction: column;
        gap: 6px;
    }
}