/* =========================================
   SELFII UNIVERSE — AUTHENTICATION
   ========================================= */

:root {
    --auth-cream: #F7F4EC;
    --auth-white: #FFFFFF;
    --auth-ink: #24211E;
    --auth-muted: #77716A;
    --auth-terracotta: #B9684D;
    --auth-terracotta-dark: #965039;
    --auth-border: #E8E1D7;
    --auth-success: #26734D;
    --auth-error: #B42318;
    --auth-radius: 18px;
    --auth-shadow: 0 24px 70px rgba(36, 33, 30, 0.09);
}

.auth-page {
    min-height: 100vh;
    margin: 0;
    background: var(--auth-cream);
    color: var(--auth-ink);
    font-family: "DM Sans", sans-serif;
}

.auth-page *,
.auth-page *::before,
.auth-page *::after {
    box-sizing: border-box;
}

.auth-header {
    width: 100%;
    min-height: 84px;
    padding: 20px clamp(20px, 6vw, 90px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.auth-logo {
    color: var(--auth-ink);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.auth-logo span {
    display: block;
    margin-top: 3px;
    font-size: 0.65rem;
    letter-spacing: 0.28em;
}

.auth-back {
    color: var(--auth-ink);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
}

.auth-back:hover {
    color: var(--auth-terracotta);
}

.auth-layout {
    width: min(1100px, calc(100% - 40px));
    min-height: calc(100vh - 110px);
    margin: 0 auto 40px;
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    overflow: hidden;
    background: var(--auth-white);
    border: 1px solid rgba(36, 33, 30, 0.06);
    border-radius: 24px;
    box-shadow: var(--auth-shadow);
}

.auth-showcase {
    position: relative;
    min-height: 600px;
    padding: clamp(30px, 5vw, 65px);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 15% 10%,
            rgba(255, 255, 255, 0.2),
            transparent 35%
        ),
        linear-gradient(145deg, #C58A70, #A75D45 55%, #794332);
    color: white;
}

.auth-showcase::before,
.auth-showcase::after {
    content: "";
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    pointer-events: none;
}

.auth-showcase::before {
    width: 400px;
    height: 400px;
    right: -180px;
    top: 18%;
}

.auth-showcase::after {
    width: 290px;
    height: 290px;
    right: -125px;
    top: 28%;
}

.auth-showcase-content,
.auth-showcase-footer {
    position: relative;
    z-index: 1;
}

.auth-eyebrow {
    margin: 0 0 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.auth-showcase h2 {
    max-width: 440px;
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(2.4rem, 4.5vw, 4.2rem);
    font-weight: 500;
    line-height: 1.12;
}

.auth-showcase h2 span {
    display: block;
    font-style: italic;
}

.auth-showcase-description {
    max-width: 340px;
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.98rem;
    line-height: 1.8;
}

.auth-showcase-footer {
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.82rem;
    letter-spacing: 0.04em;
}

.auth-form-panel {
    padding: clamp(30px, 5vw, 68px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-form-heading {
    margin-bottom: 30px;
}

.auth-form-heading .auth-eyebrow {
    color: var(--auth-terracotta);
}

.auth-form-heading h1 {
    margin: 0 0 12px;
    font-family: "Playfair Display", serif;
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 600;
    line-height: 1.2;
}

.auth-form-heading p {
    margin: 0;
    color: var(--auth-muted);
    font-size: 0.94rem;
    line-height: 1.7;
}

.auth-form {
    display: grid;
    gap: 19px;
}

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

.auth-field label {
    font-size: 0.86rem;
    font-weight: 700;
}

.auth-input-wrap {
    position: relative;
}

.auth-input {
    width: 100%;
    min-height: 52px;
    padding: 14px 15px;
    border: 1px solid var(--auth-border);
    border-radius: 10px;
    outline: none;
    background: #FFFEFC;
    color: var(--auth-ink);
    font: inherit;
    font-size: 0.92rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-input::placeholder {
    color: #AAA39B;
}

.auth-input:focus {
    border-color: var(--auth-terracotta);
    box-shadow: 0 0 0 4px rgba(185, 104, 77, 0.12);
}

.auth-input[aria-invalid="true"] {
    border-color: var(--auth-error);
}

.auth-password-input {
    padding-right: 54px;
}

.auth-password-toggle {
    position: absolute;
    top: 50%;
    right: 13px;
    transform: translateY(-50%);
    padding: 8px;
    border: 0;
    background: transparent;
    color: var(--auth-muted);
    cursor: pointer;
    font-size: 0.82rem;
}

.auth-password-toggle:hover {
    color: var(--auth-terracotta);
}

.auth-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 0.82rem;
}

.auth-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--auth-muted);
    cursor: pointer;
}

.auth-checkbox input {
    accent-color: var(--auth-terracotta);
}

.auth-link {
    color: var(--auth-terracotta-dark);
    font-weight: 700;
    text-decoration: none;
}

.auth-link:hover {
    text-decoration: underline;
}

.auth-submit {
    width: 100%;
    min-height: 54px;
    margin-top: 4px;
    padding: 15px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    border: 1px solid var(--auth-ink);
    border-radius: 10px;
    background: var(--auth-ink);
    color: white;
    font: inherit;
    font-size: 0.93rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
}

.auth-submit:hover {
    background: var(--auth-terracotta-dark);
    border-color: var(--auth-terracotta-dark);
}

.auth-submit:active {
    transform: translateY(1px);
}

.auth-submit:disabled {
    opacity: 0.65;
    cursor: wait;
}

.auth-message {
    display: none;
    padding: 12px 14px;
    border-radius: 9px;
    font-size: 0.85rem;
    line-height: 1.6;
}

.auth-message.is-visible {
    display: block;
}

.auth-message.is-error {
    background: #FEF3F2;
    color: var(--auth-error);
}

.auth-message.is-success {
    background: #ECFDF3;
    color: var(--auth-success);
}

.auth-switch {
    margin: 24px 0 0;
    color: var(--auth-muted);
    font-size: 0.88rem;
    line-height: 1.7;
    text-align: center;
}

.auth-terms {
    margin: 0;
    color: var(--auth-muted);
    font-size: 0.78rem;
    line-height: 1.7;
    text-align: center;
}

.auth-terms a {
    color: var(--auth-terracotta-dark);
}

.auth-footer {
    padding: 0 20px 28px;
    color: var(--auth-muted);
    font-size: 0.78rem;
    text-align: center;
}

.auth-field-error {
    display: none;
    color: var(--auth-error);
    font-size: 0.78rem;
}

.auth-field-error.is-visible {
    display: block;
}

@media (max-width: 800px) {
    .auth-header {
        min-height: 74px;
        padding: 18px 22px;
    }

    .auth-layout {
        width: min(560px, calc(100% - 28px));
        min-height: auto;
        margin-bottom: 24px;
        grid-template-columns: 1fr;
        border-radius: 18px;
    }

    .auth-showcase {
        min-height: 245px;
        padding: 30px;
    }

    .auth-showcase h2 {
        max-width: 390px;
        font-size: clamp(2.1rem, 8vw, 3rem);
    }

    .auth-showcase-description {
        margin-top: 14px;
        font-size: 0.9rem;
    }

    .auth-showcase-footer {
        margin-top: 26px;
    }

    .auth-form-panel {
        padding: 32px clamp(22px, 7vw, 42px) 38px;
    }
}

@media (max-width: 420px) {
    .auth-header {
        padding-inline: 16px;
    }

    .auth-layout {
        width: calc(100% - 20px);
    }

    .auth-showcase {
        min-height: 220px;
        padding: 24px;
    }

    .auth-form-panel {
        padding-inline: 22px;
    }

    .auth-options {
        align-items: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    .auth-input,
    .auth-submit {
        transition: none;
    }
}