/* TRACE guest / login pages */

:root {
    --trace-guest-primary: #2563eb;
    --trace-guest-primary-dark: #1d4ed8;
    --trace-guest-brand-bg: #1a4d8c;
    --trace-guest-brand-bg-deep: #123a6d;
    --trace-guest-text: #0f172a;
    --trace-guest-muted: #64748b;
    --trace-guest-border: #cbd5e1;
    --trace-guest-label: 1.1875rem;
    --trace-guest-input: 1.125rem;
    --trace-guest-heading: clamp(2rem, 3vw, 2.375rem);
    --trace-guest-subtext: 1.1875rem;
    --trace-guest-btn: 1.1875rem;
    --trace-guest-input-h: 58px;
    --trace-guest-touch-min: 48px;
    --trace-guest-shell-max: 1040px;
    --trace-guest-shell-min-h: 600px;
    --trace-guest-logo-size: 148px;
    --trace-guest-brand-title: clamp(2.5rem, 4vw, 2.875rem);
    --trace-guest-brand-subtitle: clamp(1.2rem, 2.2vw, 1.375rem);
    --trace-guest-brand-tagline: clamp(1.0625rem, 1.8vw, 1.1875rem);
    --trace-guest-icon-size: 1.4rem;
    --trace-guest-footer-link: 1.1875rem;
    --trace-guest-meta: 1.0625rem;
    --trace-guest-divider: 1rem;
}

body.trace-guest-body {
    margin: 0;
    padding: 0 !important;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: linear-gradient(145deg, #0f2740 0%, #1a4a6e 42%, #163b57 100%) !important;
    color: var(--trace-guest-text);
}

body.trace-guest-body #section-content {
    margin: 0;
    padding: 0;
}

.trace-guest-page {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background:
        radial-gradient(circle at 15% 20%, rgba(96, 165, 250, 0.22) 0%, transparent 42%),
        radial-gradient(circle at 85% 80%, rgba(45, 212, 191, 0.14) 0%, transparent 40%),
        linear-gradient(145deg, #0f2740 0%, #1a4a6e 42%, #163b57 100%);
}

.trace-guest-shell {
    display: grid;
    grid-template-columns: 50% 50%;
    width: 100%;
    max-width: var(--trace-guest-shell-max);
    min-height: var(--trace-guest-shell-min-h);
    border-radius: 22px;
    overflow: hidden;
    box-shadow:
        0 28px 64px rgba(15, 23, 42, 0.38),
        0 8px 24px rgba(15, 23, 42, 0.18),
        0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* ── Branding panel ── */

.trace-guest-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    color: #f8fafc;
    background: linear-gradient(160deg, #2563b8 0%, var(--trace-guest-brand-bg) 45%, var(--trace-guest-brand-bg-deep) 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    overflow: hidden;
}

.trace-guest-brand__waves {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 55% at 10% 90%, rgba(255, 255, 255, 0.14) 0%, transparent 58%),
        radial-gradient(ellipse 70% 50% at 85% 15%, rgba(147, 197, 253, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse 60% 40% at 50% 50%, rgba(255, 255, 255, 0.06) 0%, transparent 60%);
}

.trace-guest-brand__content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-height: 100%;
    padding: 3rem 2.5rem;
}

.trace-guest-brand__hero {
    text-align: center;
}

.trace-guest-brand__logo {
    width: var(--trace-guest-logo-size);
    height: var(--trace-guest-logo-size);
    object-fit: contain;
    margin-bottom: 1.75rem;
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.25));
}

.trace-guest-brand__title {
    margin: 0 0 1rem;
    font-size: var(--trace-guest-brand-title);
    font-weight: 700;
    letter-spacing: 0.05em;
    line-height: 1.1;
}

.trace-guest-brand__subtitle {
    margin: 0 0 1.25rem;
    font-size: var(--trace-guest-brand-subtitle);
    font-weight: 500;
    line-height: 1.5;
    color: rgba(248, 250, 252, 0.96);
}

.trace-guest-brand__divider {
    width: 72%;
    max-width: 280px;
    margin: 0 auto 1.25rem;
    border: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.35);
}

.trace-guest-brand__tagline {
    margin: 0;
    font-size: var(--trace-guest-brand-tagline);
    line-height: 1.6;
    color: rgba(226, 232, 240, 0.92);
}

/* ── Sign-in panel ── */

.trace-guest-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #ffffff;
    padding: 3rem 2.75rem;
}

.trace-guest-card__mobile-logo {
    display: none;
    text-align: center;
    margin-bottom: 1.25rem;
}

.trace-guest-card__mobile-logo img {
    width: 96px;
    height: 96px;
    object-fit: contain;
}

.trace-guest-card__head {
    margin-bottom: 1.85rem;
}

.trace-guest-card__head h2 {
    margin: 0 0 0.65rem;
    font-size: var(--trace-guest-heading);
    font-weight: 700;
    color: var(--trace-guest-text);
    line-height: 1.2;
}

.trace-guest-card__head p {
    margin: 0;
    font-size: var(--trace-guest-subtext);
    color: var(--trace-guest-muted);
    line-height: 1.55;
}

.trace-guest-card__body {
    width: 100%;
}

.trace-guest-form .form-group {
    margin-bottom: 1.35rem;
}

body.trace-guest-body .trace-guest-form label {
    display: block;
    margin-bottom: 0.55rem;
    font-size: var(--trace-guest-label) !important;
    font-weight: 700 !important;
    color: var(--trace-guest-text) !important;
    line-height: 1.4;
}

.trace-guest-input-wrap {
    position: relative;
}

.trace-guest-input-wrap > .trace-guest-input-icon {
    position: absolute;
    left: 1.1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #94a3b8;
    font-size: var(--trace-guest-icon-size);
    pointer-events: none;
    z-index: 2;
}

.trace-guest-input-wrap--password .trace-guest-password-toggle {
    position: absolute;
    right: 0.85rem;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    color: #94a3b8;
    font-size: 1.25rem;
    padding: 0.25rem;
    cursor: pointer;
    z-index: 2;
    line-height: 1;
}

.trace-guest-input-wrap--password .trace-guest-password-toggle:hover,
.trace-guest-input-wrap--password .trace-guest-password-toggle:focus {
    color: var(--trace-guest-primary);
    outline: none;
}

body.trace-guest-body .trace-guest-form input.form-control {
    height: var(--trace-guest-input-h) !important;
    min-height: var(--trace-guest-touch-min) !important;
    padding: 0.8rem 1rem 0.8rem 3rem !important;
    border-radius: 10px;
    border: 1.5px solid var(--trace-guest-border);
    font-size: var(--trace-guest-input) !important;
    line-height: 1.5;
    color: var(--trace-guest-text) !important;
    box-shadow: none;
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.trace-guest-input-wrap--password input.form-control {
    padding-right: 3rem !important;
}

body.trace-guest-body .trace-guest-form input.form-control::placeholder {
    font-size: var(--trace-guest-input);
    color: #94a3b8;
    opacity: 1;
}

body.trace-guest-body .trace-guest-form .form-control:focus {
    border-color: var(--trace-guest-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
    outline: 0;
}

body.trace-guest-body .trace-guest-form .has-error .form-control {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.14);
}

.trace-guest-form__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.35rem;
    flex-wrap: wrap;
}

.trace-guest-remember {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-size: var(--trace-guest-meta);
    font-weight: 600;
    color: var(--trace-guest-text);
    cursor: pointer;
}

.trace-guest-remember input[type="checkbox"] {
    width: 1.125rem;
    height: 1.125rem;
    margin: 0;
    accent-color: var(--trace-guest-primary);
    cursor: pointer;
}

.trace-guest-forgot {
    font-size: var(--trace-guest-meta);
    font-weight: 600;
    color: var(--trace-guest-primary);
    text-decoration: none;
}

.trace-guest-forgot:hover,
.trace-guest-forgot:focus {
    color: var(--trace-guest-primary-dark);
    text-decoration: underline;
}

.trace-guest-error {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
    padding: 1rem 1.15rem;
    border-radius: 10px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #7f1d1d;
    font-size: 1.0625rem;
    font-weight: 500;
    line-height: 1.5;
}

.trace-guest-error i {
    margin-top: 0.2rem;
    flex-shrink: 0;
}

body.trace-guest-body .trace-guest-success {
    margin-bottom: 1.25rem;
    border-radius: 10px;
    font-size: 1.0625rem;
    line-height: 1.5;
}

body.trace-guest-body .trace-guest-form .btn-login {
    height: var(--trace-guest-input-h);
    min-height: var(--trace-guest-touch-min);
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    border: none;
    border-radius: 10px;
    font-size: var(--trace-guest-btn) !important;
    font-weight: 700;
    letter-spacing: 0.01em;
    background: var(--trace-guest-primary);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
    transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

body.trace-guest-body .trace-guest-form .btn-login:hover,
body.trace-guest-body .trace-guest-form .btn-login:focus {
    background: var(--trace-guest-primary-dark);
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.34);
    transform: translateY(-1px);
}

body.trace-guest-body .trace-guest-form .btn-login i {
    font-size: 1.05em;
    margin-right: 0.4rem;
}

.trace-guest-divider {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin: 1.35rem 0;
    color: #94a3b8;
    font-size: var(--trace-guest-divider);
    font-weight: 600;
    text-transform: lowercase;
}

.trace-guest-divider::before,
.trace-guest-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: #e2e8f0;
}

.trace-guest-btn-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: var(--trace-guest-input-h);
    padding: 0.65rem 1rem;
    border: 1.5px solid var(--trace-guest-primary);
    border-radius: 10px;
    background: #fff;
    color: var(--trace-guest-primary);
    font-size: var(--trace-guest-btn);
    font-weight: 700;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.trace-guest-btn-secondary:hover,
.trace-guest-btn-secondary:focus {
    background: #eff6ff;
    color: var(--trace-guest-primary-dark);
    border-color: var(--trace-guest-primary-dark);
    text-decoration: none;
}

.trace-guest-footer {
    margin-top: 1.75rem;
    padding-top: 0;
    border-top: none;
    text-align: center;
}

.trace-guest-footer__lead {
    margin: 0 0 0.35rem;
    font-size: var(--trace-guest-meta);
    color: var(--trace-guest-muted);
    line-height: 1.5;
}

.trace-guest-footer a {
    display: inline-block;
    padding: 0.25rem;
    font-size: var(--trace-guest-footer-link);
    font-weight: 700;
    color: var(--trace-guest-primary);
    text-decoration: none;
    line-height: 1.5;
}

.trace-guest-footer a:hover,
.trace-guest-footer a:focus {
    color: var(--trace-guest-primary-dark);
    text-decoration: underline;
}

/* Laptop — 1024px to 1439px */
@media (min-width: 1024px) and (max-width: 1439px) {
    :root {
        --trace-guest-shell-max: 980px;
        --trace-guest-shell-min-h: 580px;
        --trace-guest-logo-size: 160px;
        --trace-guest-brand-title: 2.875rem;
        --trace-guest-brand-subtitle: 1.35rem;
        --trace-guest-brand-tagline: 1.175rem;
        --trace-guest-heading: 2.25rem;
        --trace-guest-subtext: 1.1875rem;
    }
}

/* Large desktop — 1440px and above */
@media (min-width: 1440px) {
    :root {
        --trace-guest-label: 1.25rem;
        --trace-guest-input: 1.1875rem;
        --trace-guest-heading: 2.5rem;
        --trace-guest-subtext: 1.25rem;
        --trace-guest-btn: 1.25rem;
        --trace-guest-input-h: 62px;
        --trace-guest-meta: 1.125rem;
        --trace-guest-divider: 1.0625rem;
        --trace-guest-shell-max: 1100px;
        --trace-guest-shell-min-h: 640px;
        --trace-guest-logo-size: 180px;
        --trace-guest-brand-title: 3.125rem;
        --trace-guest-brand-subtitle: 1.4375rem;
        --trace-guest-brand-tagline: 1.25rem;
        --trace-guest-icon-size: 1.5rem;
        --trace-guest-footer-link: 1.25rem;
    }

    .trace-guest-page {
        padding: 2rem;
    }

    .trace-guest-shell {
        border-radius: 24px;
    }

    .trace-guest-brand__content {
        padding: 3.5rem 3rem;
    }

    .trace-guest-card {
        padding: 3.5rem 3.25rem;
    }
}

/* Tablet / phone — stack vertically */
@media (max-width: 900px) {
    :root {
        --trace-guest-shell-max: 100%;
        --trace-guest-shell-min-h: auto;
    }

    .trace-guest-shell {
        grid-template-columns: 1fr;
        max-width: 100%;
        min-height: auto;
    }

    .trace-guest-brand {
        display: none;
    }

    .trace-guest-card {
        padding: 2rem 1.5rem 1.75rem;
    }

    .trace-guest-card__mobile-logo {
        display: block;
    }
}

@media (max-width: 480px) {
    .trace-guest-page {
        padding: 0.75rem;
        align-items: flex-start;
        padding-top: max(0.75rem, env(safe-area-inset-top));
        padding-bottom: max(0.75rem, env(safe-area-inset-bottom));
    }

    .trace-guest-shell {
        border-radius: 16px;
        margin-top: 0.5rem;
    }

    .trace-guest-card {
        padding: 1.75rem 1.25rem 1.5rem;
    }

    .trace-guest-card__mobile-logo img {
        width: 104px;
        height: 104px;
    }

    .trace-guest-form__meta {
        flex-direction: column;
        align-items: flex-start;
    }

    .trace-guest-btn-secondary,
    body.trace-guest-body .trace-guest-form .btn-login {
        width: 100%;
    }
}

@media (max-width: 360px) {
    .trace-guest-card__head h2 {
        font-size: 1.75rem;
    }
}