:root {
    --studio-login-ink: #2f241e;
    --studio-login-ink-soft: #655248;
    --studio-login-paper: #fbf6ef;
    --studio-login-paper-strong: rgba(255, 250, 244, 0.84);
    --studio-login-line: rgba(104, 78, 60, 0.16);
    --studio-login-gold: #c69260;
    --studio-login-gold-deep: #8f603f;
    --studio-login-sage: #7d9687;
    --studio-login-sage-soft: #cfd9d2;
    --studio-login-shadow: 0 28px 60px rgba(56, 39, 28, 0.14);
}

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

body.studio-login-page {
    margin: 0;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    color: var(--studio-login-ink);
    background:
        radial-gradient(circle at top left, rgba(236, 226, 214, 0.52), transparent 38%),
        radial-gradient(circle at bottom right, rgba(157, 183, 174, 0.22), transparent 34%),
        linear-gradient(135deg, #ece2d8 0%, #f1e9df 44%, #d8cec3 100%);
    overflow-x: hidden;
}

.studio-login-shell {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 18px;
}

.studio-login-backdrop {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(118deg, rgba(37, 24, 18, 0.28), rgba(37, 24, 18, 0.1)),
        linear-gradient(180deg, rgba(255, 252, 247, 0.2), rgba(255, 252, 247, 0.02));
    pointer-events: none;
}

.studio-login-backdrop:after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(32, 21, 15, 0.16), rgba(32, 21, 15, 0.3)),
        url("/static/studio/images/login/login-bg-kushu.jpg") center 24% / cover no-repeat;
    opacity: 0.74;
    filter: saturate(0.9) contrast(0.94);
}

.studio-login-orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(6px);
    opacity: 0.55;
    pointer-events: none;
}

.studio-login-orb-left {
    width: 320px;
    height: 320px;
    top: 8%;
    left: -80px;
    background: radial-gradient(circle, rgba(221, 196, 167, 0.75), rgba(221, 196, 167, 0));
}

.studio-login-orb-right {
    width: 280px;
    height: 280px;
    right: -60px;
    bottom: 10%;
    background: radial-gradient(circle, rgba(157, 181, 165, 0.55), rgba(157, 181, 165, 0));
}

.studio-login-stage {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1180px;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(360px, 420px);
    gap: 42px;
    align-items: center;
}

.studio-login-hero {
    padding: 18px 10px 18px 6px;
}

.studio-login-brand {
    font-size: 13px;
    letter-spacing: 0.36em;
    text-transform: uppercase;
    color: rgba(62, 47, 37, 0.82);
    margin-bottom: 18px;
}

.studio-login-divider {
    width: 86px;
    height: 1px;
    background: linear-gradient(90deg, rgba(143, 96, 63, 0.65), rgba(143, 96, 63, 0));
    margin-bottom: 18px;
}

.studio-login-kicker {
    margin: 0 0 12px;
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(101, 82, 72, 0.9);
}

.studio-login-hero h1 {
    margin: 0;
    max-width: 9em;
    font-size: 54px;
    line-height: 1.15;
    letter-spacing: 0.04em;
    color: #2d221b;
    font-weight: 700;
}

.studio-login-copy {
    margin: 22px 0 0;
    max-width: 34em;
    font-size: 17px;
    line-height: 1.95;
    color: rgba(79, 61, 49, 0.92);
}

.studio-login-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.studio-login-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0 15px;
    border-radius: 999px;
    background: rgba(255, 250, 244, 0.78);
    border: 1px solid rgba(143, 96, 63, 0.14);
    color: #5f4a3c;
    font-size: 13px;
    box-shadow: 0 12px 24px rgba(93, 72, 57, 0.05);
}

.studio-login-quote {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 34px;
    max-width: 36em;
}

.studio-login-quote-line {
    flex: 0 0 54px;
    height: 1px;
    background: linear-gradient(90deg, rgba(125, 150, 135, 0.65), rgba(125, 150, 135, 0));
}

.studio-login-quote p {
    margin: 0;
    font-size: 15px;
    line-height: 1.9;
    color: rgba(86, 68, 57, 0.86);
}

.studio-login-card {
    position: relative;
    padding: 34px 32px 26px;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(255, 251, 246, 0.92), rgba(248, 242, 234, 0.88));
    border: 1px solid rgba(255, 255, 255, 0.55);
    box-shadow: var(--studio-login-shadow);
    backdrop-filter: blur(18px);
}

.studio-login-card:before {
    content: "";
    position: absolute;
    inset: 16px;
    border-radius: 22px;
    border: 1px solid rgba(143, 96, 63, 0.08);
    pointer-events: none;
}

.studio-login-card-header {
    position: relative;
    z-index: 1;
    margin-bottom: 26px;
}

.studio-login-card-label {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(126, 150, 136, 0.14);
    color: #55685d;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-size: 11px;
}

.studio-login-card-header h2 {
    margin: 16px 0 10px;
    font-size: 31px;
    line-height: 1.22;
    color: #2f241e;
    font-weight: 700;
}

.studio-login-card-header p {
    margin: 0;
    color: rgba(88, 69, 57, 0.82);
    font-size: 14px;
    line-height: 1.8;
}

.studio-login-message {
    position: relative;
    z-index: 1;
    margin-bottom: 16px;
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(198, 146, 96, 0.12);
    border: 1px solid rgba(198, 146, 96, 0.18);
    color: #87532f;
    font-size: 13px;
    line-height: 1.7;
}

.studio-login-card-footer {
    position: relative;
    z-index: 1;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-size: 12px;
    color: rgba(101, 82, 72, 0.72);
}

@media (max-width: 1080px) {
    .studio-login-stage {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .studio-login-hero {
        padding-right: 0;
    }

    .studio-login-hero h1 {
        max-width: none;
        font-size: 46px;
    }

    .studio-login-card {
        max-width: 560px;
    }
}

@media (max-width: 767px) {
    .studio-login-shell {
        padding: 22px 14px;
    }

    .studio-login-hero {
        padding: 6px 2px 0;
    }

    .studio-login-hero h1 {
        font-size: 34px;
        line-height: 1.28;
    }

    .studio-login-copy {
        font-size: 15px;
        line-height: 1.85;
    }

    .studio-login-tags {
        gap: 8px;
        margin-top: 20px;
    }

    .studio-login-tags span {
        min-height: 32px;
        padding: 0 12px;
        font-size: 12px;
    }

    .studio-login-quote {
        margin-top: 24px;
        gap: 12px;
    }

    .studio-login-quote p {
        font-size: 13px;
    }

    .studio-login-card {
        padding: 24px 18px 20px;
        border-radius: 24px;
    }

    .studio-login-card:before {
        inset: 12px;
        border-radius: 18px;
    }

    .studio-login-card-header h2 {
        font-size: 26px;
    }

    .studio-login-card-footer {
        flex-direction: column;
        gap: 4px;
    }

    .studio-login-backdrop:after {
        background-position: center 18%;
        opacity: 0.78;
    }
}