/* ---------------------------------------------------------- *
 * Register page
 * ---------------------------------------------------------- */

.register-hero {
    background: linear-gradient(to bottom, var(--color-canvas-soft) 0%, var(--color-canvas) 100%);
    padding-top: 96px;
    padding-bottom: 48px;
}

.register-hero-inner {
    max-width: 720px;
}

.register-hero-heading {
    margin: 0 0 16px;
    color: var(--color-ink);
    font-size: 52px;
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.04em;
}

.register-hero-heading span {
    color: var(--color-primary);
}

.register-hero-summary {
    margin: 0;
    color: var(--color-body);
    font-size: 16px;
    line-height: 1.7;
    max-width: 600px;
}

.register-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.register-step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.register-step-index {
    flex: 0 0 auto;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline-strong);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.register-step-copy {
    flex: 1 1 auto;
}

.register-step-title {
    margin: 0 0 4px;
    color: var(--color-ink);
    font-size: 15px;
    font-weight: 600;
}

.register-step-summary {
    margin: 0;
    color: var(--color-body);
    font-size: 14px;
    line-height: 1.55;
}

.register-step-link {
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 1px solid var(--color-primary);
    padding-bottom: 1px;
    transition: opacity 0.2s ease;
}

.register-step-link:hover {
    opacity: 0.75;
}

.register-form-section {
    background: var(--color-canvas);
    padding-top: 16px;
}

.register-form-shell {
    margin: 0 auto;
}

.register-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: 32px;
    align-items: start;
}

.register-side-card {
    background: var(--color-surface-card);
    border: 1px solid var(--color-hairline);
    border-top: 2px solid var(--color-primary);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    position: sticky;
    top: 24px;
}

.register-side-card-header {
    padding-bottom: 18px;
    border-bottom: 1px solid var(--color-hairline);
}

.register-side-card-kicker {
    display: block;
    margin-bottom: 6px;
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.register-side-card-title {
    margin: 0;
    color: var(--color-ink);
    font-size: 20px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.register-side-card-footer {
    margin-top: 4px;
    padding: 12px 14px;
    background: var(--color-canvas-soft);
    border-left: 3px solid var(--color-primary);
    color: var(--color-body);
    font-size: 13px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.register-side-card-footer > span:first-child {
    color: var(--color-primary);
    font-size: 11px;
    line-height: 1.5;
    margin-top: 2px;
}

.register-alert {
    padding: 16px 20px;
    margin-bottom: 24px;
    border: 1px solid var(--color-hairline-strong);
    background: var(--color-surface-card);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.register-alert strong {
    color: var(--color-ink);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.register-alert span {
    color: var(--color-body);
    font-size: 14px;
    line-height: 1.6;
}

.register-alert-success {
    border-left: 3px solid var(--color-primary);
}

.register-alert-success strong {
    color: var(--color-primary);
}

.register-alert-error {
    border-left: 3px solid var(--color-semantic-error, #cf2d56);
}

.register-alert-error strong {
    color: var(--color-semantic-error, #cf2d56);
}

.register-card {
    background: var(--color-surface-card);
    border: 1px solid var(--color-hairline-strong);
    border-top: 2px solid var(--color-primary);
}

.register-card-header {
    padding: 28px 32px;
    border-bottom: 1px solid var(--color-hairline);
}

.register-card-kicker {
    display: block;
    margin-bottom: 6px;
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.register-card-title {
    margin: 0;
    color: var(--color-ink);
    font-size: 26px;
    font-weight: 400;
    letter-spacing: -0.015em;
}

.register-form {
    padding: 28px 32px 32px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.register-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.register-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.register-field-label {
    color: var(--color-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}

.register-field-hint {
    color: var(--color-muted-soft, #a09c92);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.register-input {
    width: 100%;
    padding: 12px 14px;
    background: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline-strong);
    color: var(--color-ink);
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.register-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(245, 78, 0, 0.12);
}

.register-input-uppercase {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-weight: 600;
}

.register-input::placeholder {
    color: var(--color-muted-soft, #a09c92);
    text-transform: none;
    letter-spacing: 0;
    font-weight: 400;
}

.register-field-error {
    color: var(--color-semantic-error, #cf2d56);
    font-size: 12px;
    line-height: 1.4;
}

.register-captcha-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px 24px;
    background: var(--color-canvas-soft);
    border: 1px solid var(--color-hairline-strong);
}

.register-captcha-copy {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.register-captcha-kicker {
    color: var(--color-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.register-captcha-display {
    color: var(--color-ink);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: 0.45em;
    font-family: ui-monospace, "JetBrains Mono", Menlo, monospace;
}

.register-captcha-refresh {
    appearance: none;
    background: var(--color-surface-card);
    border: 1px solid var(--color-hairline-strong);
    padding: 10px 16px;
    color: var(--color-ink);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: border-color 0.2s ease, color 0.2s ease;
}

.register-captcha-refresh:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.register-captcha-refresh span:first-child {
    font-size: 16px;
    transition: transform 0.4s ease;
}

.register-captcha-refresh:hover span:first-child {
    transform: rotate(180deg);
}

.register-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 8px;
    padding-top: 24px;
    border-top: 1px solid var(--color-hairline);
}

.register-help-link {
    color: var(--color-muted);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--color-hairline-strong);
    padding-bottom: 4px;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.register-help-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.register-submit {
    padding: 12px 28px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.register-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

@media (max-width: 1024px) {
    .register-hero-heading {
        font-size: 40px;
    }

    .register-layout {
        grid-template-columns: 1fr;
    }

    .register-side-card {
        position: static;
    }
}

@media (max-width: 640px) {
    .register-hero {
        padding-top: 64px;
    }

    .register-hero-heading {
        font-size: 30px;
    }

    .register-side-card {
        padding: 22px;
    }

    .register-card-header {
        padding: 22px 20px;
    }

    .register-form {
        padding: 22px 20px 24px;
    }

    .register-grid {
        grid-template-columns: 1fr;
    }

    .register-captcha-card {
        padding: 18px 20px;
    }

    .register-captcha-display {
        font-size: 22px;
        letter-spacing: 0.32em;
    }

    .register-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .register-submit {
        width: 100%;
    }
}