:root {
    color-scheme: dark;
    --ink-950: #050b13;
    --ink-900: #07111f;
    --ink-800: #0d1d2d;
    --line: rgba(154, 196, 215, 0.18);
    --text: #f4f8fb;
    --muted: #8da3b3;
    --cyan: #54e0d1;
    --red: #ff807a;
    --display: "Space Grotesk", sans-serif;
    --body: "Manrope", sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
}

body {
    margin: 0;
    color: var(--text);
    background:
        radial-gradient(circle at 72% -5%, rgba(30, 113, 137, 0.28), transparent 34%),
        radial-gradient(circle at 10% 92%, rgba(30, 95, 111, 0.18), transparent 34%),
        linear-gradient(145deg, var(--ink-950), var(--ink-900) 54%, #081522);
    font-family: var(--body);
    -webkit-font-smoothing: antialiased;
    -webkit-text-size-adjust: 100%;
}

.ambient-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.34;
    background-image:
        linear-gradient(rgba(117, 170, 190, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(117, 170, 190, 0.055) 1px, transparent 1px);
    background-size: 58px 58px;
    mask-image: radial-gradient(circle at center, #000 15%, transparent 76%);
}

.login-shell {
    position: relative;
    display: grid;
    min-height: 100dvh;
    padding: 28px;
    place-items: center;
}

.login-card {
    position: relative;
    width: min(448px, 100%);
    padding: 34px;
    overflow: hidden;
    background: linear-gradient(145deg, rgba(15, 32, 49, 0.96), rgba(7, 17, 29, 0.97));
    border: 1px solid var(--line);
    border-radius: 26px;
    box-shadow: 0 38px 100px rgba(0, 0, 0, 0.48), inset 0 1px 0 rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(24px);
}

.login-card::before {
    position: absolute;
    top: 0;
    left: 12%;
    width: 76%;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    box-shadow: 0 0 22px rgba(84, 224, 209, 0.55);
}

.login-card::after {
    position: absolute;
    right: -145px;
    bottom: -180px;
    width: 340px;
    height: 340px;
    content: "";
    pointer-events: none;
    border: 1px solid rgba(84, 224, 209, 0.08);
    border-radius: 50%;
    box-shadow: 0 0 0 38px rgba(84, 224, 209, 0.025), 0 0 0 76px rgba(84, 224, 209, 0.015);
}

.login-card__beacon {
    position: absolute;
    top: 28px;
    right: 30px;
    display: flex;
    gap: 5px;
}

.login-card__beacon i {
    width: 4px;
    height: 4px;
    background: var(--cyan);
    border-radius: 50%;
    animation: beacon 1.4s ease-in-out infinite;
}

.login-card__beacon i:nth-child(2) { animation-delay: 160ms; }
.login-card__beacon i:nth-child(3) { animation-delay: 320ms; }

@keyframes beacon {
    0%, 70%, 100% { opacity: 0.25; transform: translateY(0); }
    35% { opacity: 1; transform: translateY(-3px); }
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 11px;
}

.login-mark {
    display: grid;
    width: 42px;
    height: 42px;
    color: var(--cyan);
    border: 1px solid rgba(84, 224, 209, 0.25);
    border-radius: 13px;
    place-items: center;
    box-shadow: inset 0 0 22px rgba(84, 224, 209, 0.07);
}

.login-mark svg {
    width: 27px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
}

.login-mark .filled {
    fill: currentColor;
    stroke: none;
}

.login-brand strong,
.login-brand small {
    display: block;
}

.login-brand strong {
    font-family: var(--display);
    font-size: 16px;
    letter-spacing: -0.02em;
}

.login-brand small {
    margin-top: 2px;
    color: #6f8798;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.login-copy {
    margin-top: 58px;
}

.login-eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--cyan);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.17em;
    text-transform: uppercase;
}

.login-eyebrow i {
    width: 18px;
    height: 1px;
    background: var(--cyan);
}

h1 {
    margin: 17px 0 11px;
    font-family: var(--display);
    font-size: clamp(28px, 7vw, 37px);
    line-height: 1.08;
    letter-spacing: -0.045em;
}

.login-copy p {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.7;
}

.login-form {
    position: relative;
    z-index: 1;
    margin-top: 32px;
}

.login-form > label {
    display: block;
    margin: 0 0 9px 3px;
    color: #b8c8d2;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.password-field {
    display: flex;
    height: 58px;
    align-items: center;
    gap: 10px;
    padding: 0 15px;
    background: rgba(4, 12, 21, 0.72);
    border: 1px solid rgba(154, 196, 215, 0.2);
    border-radius: 15px;
    transition: 180ms ease;
}

.password-field:focus-within {
    border-color: rgba(84, 224, 209, 0.55);
    box-shadow: 0 0 0 3px rgba(84, 224, 209, 0.07);
}

.password-field span {
    display: grid;
    width: 24px;
    color: #6f8798;
    place-items: center;
}

.password-field svg {
    width: 19px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.5;
}

.password-field input {
    width: 100%;
    min-width: 0;
    color: var(--text);
    background: transparent;
    border: 0;
    outline: 0;
    font: 500 16px var(--body);
}

.password-field input::placeholder {
    color: #536b7c;
}

.login-hint,
.login-error {
    min-height: 18px;
    margin: 9px 3px 0;
    font-size: 9px;
    line-height: 1.5;
}

.login-hint { color: #647c8d; }
.login-error { color: var(--red); }

.login-form button {
    display: flex;
    width: 100%;
    height: 54px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 18px;
    color: #082421;
    background: linear-gradient(135deg, #6ee7da, #35c2b5);
    border: 0;
    border-radius: 14px;
    box-shadow: 0 15px 34px rgba(17, 145, 133, 0.2);
    cursor: pointer;
    font: 700 12px var(--body);
    letter-spacing: 0.02em;
    transition: 180ms ease;
}

.login-form button:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
}

.login-form button:active {
    transform: translateY(0);
}

.login-form button:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
}

.login-form button svg {
    width: 17px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.login-status {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 34px;
    padding-top: 18px;
    color: #536b7c;
    border-top: 1px solid rgba(154, 196, 215, 0.1);
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.login-status span:first-child {
    display: flex;
    align-items: center;
    gap: 7px;
}

.login-status i {
    width: 5px;
    height: 5px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(84, 224, 209, 0.65);
}

@media (max-width: 520px) {
    .login-shell { padding: 14px; }
    .login-card { padding: 27px 22px; border-radius: 22px; }
    .login-copy { margin-top: 46px; }
    .login-form { margin-top: 27px; }
    .login-status { margin-top: 28px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}