.auth-shell {
    --auth-primary: #2ab86d;
    --auth-primary-dark: #187d4a;
    --auth-secondary: #38caa7;
    --auth-ink: #123227;
    --auth-muted: #5a6f66;
    min-height: calc(100vh - 210px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 0;
    position: relative;
}

    .auth-shell::before,
    .auth-shell::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        filter: blur(3px);
        z-index: 0;
        pointer-events: none;
    }

    .auth-shell::before {
        width: 320px;
        height: 320px;
        left: 2%;
        top: 6%;
        background: radial-gradient(circle, rgba(54, 206, 132, 0.22), rgba(54, 206, 132, 0));
    }

    .auth-shell::after {
        width: 380px;
        height: 380px;
        right: 1%;
        bottom: 4%;
        background: radial-gradient(circle, rgba(54, 202, 167, 0.2), rgba(54, 202, 167, 0));
    }

.auth-card {
    width: min(1040px, 100%);
    background: linear-gradient(130deg, #ffffff 0%, #f3fbf7 100%);
    border: 1px solid rgba(69, 176, 118, 0.2);
    border-radius: 28px;
    box-shadow: 0 18px 48px rgba(21, 74, 48, 0.18);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.auth-grid {
    display: grid;
    grid-template-columns: 0.95fr 1.15fr;
}

.auth-card.auth-compact {
    max-width: 760px;
}

.auth-hero {
    background: radial-gradient(circle at 20% 20%, rgba(115, 255, 190, 0.38), transparent 45%), radial-gradient(circle at 80% 80%, rgba(29, 185, 136, 0.28), transparent 36%), linear-gradient(165deg, #0e2f21 0%, #185335 62%, #1b6d45 100%);
    color: #f3fff8;
    padding: 2.3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.2rem;
}

.auth-kicker {
    display: inline-block;
    align-self: flex-start;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.32rem 0.7rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.28);
}

.auth-hero h1 {
    margin-top: 0.9rem;
    font-size: clamp(1.7rem, 3vw, 2.45rem);
    line-height: 1.18;
    text-wrap: balance;
}

.auth-hero p,
.auth-hero li {
    color: rgba(242, 255, 248, 0.9);
}

.auth-hero ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.65rem;
}

.auth-hero li {
    position: relative;
    padding-left: 1.5rem;
}

    .auth-hero li::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0.55rem;
        width: 0.72rem;
        height: 0.72rem;
        border-radius: 50%;
        background: linear-gradient(135deg, #9dffd0, #4de3b4);
        box-shadow: 0 0 0 4px rgba(147, 255, 208, 0.2);
    }

.auth-content {
    padding: 2.4rem;
}

    .auth-content h2 {
        margin-bottom: 0.4rem;
        font-size: 1.5rem;
        color: var(--auth-ink);
    }

.auth-subtitle {
    color: var(--auth-muted);
    margin-bottom: 1.35rem;
}

.auth-form-surface {
    background: rgba(255, 255, 255, 0.74);
    border: 1px solid #dfefe7;
    border-radius: 20px;
    padding: 1.15rem;
}

.auth-content .form-control,
.auth-content .form-select {
    border-radius: 14px;
    border-color: #cfe7db;
    min-height: 3.2rem;
    background: #fbfffd;
}

.auth-content .form-floating > .form-control,
.auth-content .form-floating > .form-select {
    padding-left: 1rem;
}

.auth-content .form-control:focus,
.auth-content .form-select:focus {
    border-color: var(--auth-secondary);
    box-shadow: 0 0 0 0.2rem rgba(56, 202, 167, 0.18);
}

.auth-content .form-check-input {
    border-color: #acd7c0;
}

    .auth-content .form-check-input:checked {
        background-color: var(--auth-primary);
        border-color: var(--auth-primary);
    }

.auth-btn {
    border-radius: 14px;
    padding: 0.86rem 1rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    background: linear-gradient(140deg, var(--auth-primary-dark), var(--auth-primary));
    border: none;
    box-shadow: 0 10px 18px rgba(34, 141, 88, 0.28);
    transition: transform .2s ease, box-shadow .2s ease;
}

    .auth-btn:hover,
    .auth-btn:focus {
        transform: translateY(-1px);
        box-shadow: 0 14px 20px rgba(34, 141, 88, 0.32);
    }

.auth-links {
    color: #45685b;
}

    .auth-links a {
        color: #177f4b;
        text-decoration: none;
        font-weight: 600;
    }

        .auth-links a:hover {
            text-decoration: underline;
        }

.auth-divider {
    display: flex;
    align-items: center;
    gap: .8rem;
    color: #7d978c;
    margin: 1.1rem 0;
    font-size: 0.9rem;
}

    .auth-divider::before,
    .auth-divider::after {
        content: "";
        height: 1px;
        flex: 1;
        background: linear-gradient(90deg, transparent, #d5e7de, transparent);
    }

.avatar-preview {
    width: 94px;
    height: 94px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #d2ecde;
    box-shadow: 0 7px 15px rgba(17, 67, 40, 0.14);
}

.avatar-preview-wrap {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-top: 0.7rem;
    background: #f5fbf8;
    border: 1px dashed #c9e5d6;
    border-radius: 16px;
    padding: 0.65rem;
}

@media (max-width: 992px) {
    .auth-grid {
        grid-template-columns: 1fr;
    }

    .auth-hero {
        min-height: 230px;
    }
}

@media (max-width: 576px) {
    .auth-content,
    .auth-hero {
        padding: 1.4rem;
    }

    .auth-form-surface {
        padding: 0.95rem;
    }
}