:root {
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: #071017;
}

body.sf-auth-page {
    min-height: 100vh;
    margin: 0;
    color: #f7f4ed;
    font-family: Arial, Helvetica, sans-serif;
    background:
        radial-gradient(circle at 12% 15%, rgba(255, 51, 51, 0.16), transparent 34rem),
        radial-gradient(circle at 88% 20%, rgba(0, 229, 255, 0.15), transparent 34rem),
        linear-gradient(145deg, #111017 0%, #07131b 55%, #061015 100%);
}

.sf-auth-shell {
    width: min(100%, 1180px);
    min-height: 100vh;
    margin: 0 auto;
    padding: 22px 24px 48px;
}

.sf-auth-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    min-height: 92px;
    padding: 10px 0 20px;
    border-bottom: 1px solid rgba(215, 221, 229, 0.18);
}

.sf-auth-home-link {
    justify-self: start;
    color: #f2d286;
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
}

.sf-auth-home-link:hover,
.sf-auth-home-link:focus-visible {
    color: #ffffff;
}

.sf-auth-brand {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sf-auth-brand img {
    display: block;
    width: min(220px, 48vw);
    height: auto;
}

.sf-auth-header-spacer {
    min-width: 1px;
}

.sf-auth-main {
    display: flex;
    justify-content: center;
    padding: 54px 0 20px;
}

.sf-auth-card {
    position: relative;
    width: min(100%, 520px);
    overflow: hidden;
    padding: 38px;
    border: 1px solid rgba(216, 184, 96, 0.65);
    border-radius: 24px;
    background:
        linear-gradient(145deg, rgba(30, 29, 35, 0.97), rgba(7, 20, 28, 0.98));
    box-shadow:
        0 26px 70px rgba(0, 0, 0, 0.42),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.sf-auth-card::before {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 4px;
    content: "";
    background: linear-gradient(90deg, #ff3333 0 48%, #f0c55a 48% 52%, #00e5ff 52% 100%);
}

.sf-auth-eyebrow {
    margin: 0 0 10px;
    color: #e3c36f;
    font-size: 0.74rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    text-align: center;
    text-transform: uppercase;
}

.sf-auth-title {
    margin: 0;
    color: #ffffff;
    font-size: clamp(2rem, 8vw, 3rem);
    line-height: 1;
    text-align: center;
    text-transform: uppercase;
}

.sf-auth-intro {
    margin: 16px auto 30px;
    color: #aebdcc;
    font-size: 1rem;
    line-height: 1.55;
    text-align: center;
}

.sf-auth-status,
.sf-auth-errors {
    margin: 0 0 24px;
    padding: 14px 16px;
    border-radius: 12px;
    font-size: 0.92rem;
    line-height: 1.45;
}

.sf-auth-status {
    border: 1px solid rgba(0, 229, 255, 0.38);
    background: rgba(0, 229, 255, 0.08);
    color: #c8f8ff;
}

.sf-auth-errors {
    border: 1px solid rgba(255, 87, 87, 0.55);
    background: rgba(255, 51, 51, 0.11);
    color: #ffd8d8;
}

.sf-auth-errors ul {
    margin: 0;
    padding-left: 20px;
}

.sf-auth-form {
    display: grid;
    gap: 20px;
}

.sf-auth-field {
    display: grid;
    gap: 8px;
}

.sf-auth-field label {
    color: #f3e4b5;
    font-size: 0.82rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.sf-auth-field input {
    width: 100%;
    min-height: 52px;
    padding: 12px 15px;
    border: 1px solid rgba(192, 203, 214, 0.32);
    border-radius: 12px;
    outline: none;
    background: rgba(2, 8, 13, 0.72);
    color: #ffffff;
    font: inherit;
    transition:
        border-color 140ms ease,
        box-shadow 140ms ease,
        background 140ms ease;
}

.sf-auth-field input:hover {
    border-color: rgba(229, 204, 131, 0.58);
}

.sf-auth-field input:focus {
    border-color: #00e5ff;
    background: rgba(2, 8, 13, 0.92);
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.12);
}

.sf-auth-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 28px;
}

.sf-auth-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: #c6d0d9;
    font-size: 0.92rem;
    cursor: pointer;
}

.sf-auth-checkbox input {
    width: 17px;
    height: 17px;
    margin: 0;
    accent-color: #e0bd5d;
}

.sf-auth-submit {
    width: 100%;
    min-height: 54px;
    border: 1px solid #e1c46e;
    border-radius: 13px;
    background:
        linear-gradient(110deg, #b5191f 0%, #6d2027 46%, #063a45 54%, #007c8f 100%);
    color: #ffffff;
    cursor: pointer;
    font: inherit;
    font-size: 0.92rem;
    font-weight: 900;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28);
    transition:
        transform 140ms ease,
        filter 140ms ease,
        box-shadow 140ms ease;
}

.sf-auth-submit:hover {
    filter: brightness(1.14);
    transform: translateY(-1px);
    box-shadow: 0 15px 34px rgba(0, 0, 0, 0.36);
}

.sf-auth-submit:active {
    transform: translateY(0);
}

.sf-auth-switch {
    margin: 26px 0 0;
    padding-top: 22px;
    border-top: 1px solid rgba(207, 217, 226, 0.15);
    color: #aebac5;
    font-size: 0.95rem;
    line-height: 1.5;
    text-align: center;
}

.sf-auth-switch a {
    color: #f0cf75;
    font-weight: 800;
    text-decoration: none;
}

.sf-auth-switch a:hover,
.sf-auth-switch a:focus-visible {
    color: #ffffff;
    text-decoration: underline;
}

@media (max-width: 640px) {
    .sf-auth-shell {
        padding: 12px 12px 34px;
    }

    .sf-auth-header {
        min-height: 78px;
        padding-bottom: 14px;
    }

    .sf-auth-home-link {
        font-size: 0.75rem;
    }

    .sf-auth-brand img {
        width: min(176px, 46vw);
    }

    .sf-auth-main {
        padding-top: 28px;
    }

    .sf-auth-card {
        padding: 31px 22px 28px;
        border-radius: 20px;
    }

    .sf-auth-intro {
        margin-bottom: 25px;
    }
}