/* ═══════════════════════════════════════════════════════════
   Hospital Portal · unauthenticated auth pages (sign-in + request access)
   Split screen: branded hero (left) + form (right). GLOBAL (pa- prefix) so
   every portal-auth page shares it. Uses the app design tokens (--app-*).
   ═══════════════════════════════════════════════════════════ */

.pa-split {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--app-bg);
}

/* ── Left: brand hero ── */

.pa-hero {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 2rem;
    padding: clamp(2rem, 4vw, 4rem);
    color: #fff;
    background:
        linear-gradient(155deg,
            var(--app-navy-dark) 0%,
            var(--app-navy) 48%,
            var(--app-teal-600) 135%);
    isolation: isolate;
}

.pa-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(60% 55% at 10% 95%, rgba(var(--app-teal-rgb), 0.28), transparent 70%),
        radial-gradient(45% 40% at 90% 0%, rgba(255, 255, 255, 0.10), transparent 70%);
}

.pa-hero__brand { display: flex; align-items: center; gap: 0.75rem; }
.pa-hero__logo { height: 40px; width: auto; max-width: 160px; object-fit: contain; }
.pa-hero__wordmark { font-weight: 600; font-size: 1.05rem; letter-spacing: 0.01em; color: rgba(255, 255, 255, 0.92); }

.pa-hero__body { max-width: 30rem; }

.pa-hero__headline {
    font-family: 'Instrument Serif', Georgia, serif;
    font-weight: 400;
    font-size: clamp(2.2rem, 3.4vw, 3.25rem);
    line-height: 1.08;
    letter-spacing: -0.015em;
    color: #fff;
    margin: 0 0 1.1rem;
}

.pa-hero__lede { font-size: 1.02rem; line-height: 1.55; color: rgba(255, 255, 255, 0.72); margin: 0 0 1.75rem; }

.pa-hero__benefits { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.7rem; }
.pa-hero__benefits li { position: relative; padding-left: 1.6rem; font-size: 0.96rem; color: rgba(255, 255, 255, 0.85); }
.pa-hero__benefits li::before {
    content: '';
    position: absolute; left: 0; top: 0.5em; width: 8px; height: 8px;
    border-radius: 50%; background: var(--app-teal); box-shadow: 0 0 0 4px rgba(var(--app-teal-rgb), 0.18);
}

.pa-hero__footer { font-size: 0.8rem; color: rgba(255, 255, 255, 0.5); }

/* ── Right: form ── */

.pa-form { display: flex; align-items: center; justify-content: center; padding: clamp(2rem, 4vw, 4rem); }
.pa-form__card { width: 100%; max-width: 24rem; }

.pa-eyebrow {
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--app-teal-600); margin: 0 0 0.5rem;
}
.pa-eyebrow--onDark { color: var(--app-teal); }

.pa-form__title {
    font-family: 'Instrument Serif', Georgia, serif;
    font-weight: 400; font-size: 2rem; line-height: 1.12; letter-spacing: -0.015em;
    color: var(--app-navy); margin: 0 0 0.6rem;
}

.pa-form__sub { font-size: 0.95rem; line-height: 1.5; color: var(--app-text-2); margin: 0 0 1.75rem; }

.pa-field { margin-bottom: 1.1rem; }

.pa-label {
    display: block; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--app-text-3); margin-bottom: 0.4rem;
}

.pa-input {
    width: 100%; padding: 0.7rem 0.85rem; font-size: 1rem; font-family: inherit;
    color: var(--app-text); background: var(--app-white);
    border: 1px solid var(--app-border); border-radius: var(--app-r);
    transition: border-color var(--app-fast) ease, box-shadow var(--app-mid) var(--app-ease);
}
.pa-input::placeholder { color: var(--app-text-3); }
.pa-input:focus { outline: none; border-color: var(--app-teal); box-shadow: 0 0 0 3px var(--app-teal-glow); }
.pa-input--code { letter-spacing: 0.35em; font-size: 1.15rem; font-variant-numeric: tabular-nums; }

.pa-btn {
    width: 100%; padding: 0.72rem 1rem; margin-top: 0.25rem; font-size: 0.98rem; font-weight: 600; font-family: inherit;
    color: #fff; border: none; border-radius: var(--app-r); cursor: pointer;
    background: linear-gradient(120deg, var(--app-navy-600) 0%, var(--app-teal-600) 100%);
    box-shadow: 0 6px 18px rgba(var(--app-teal-rgb), 0.20);
    transition: transform var(--app-fast) var(--app-ease), box-shadow var(--app-mid) var(--app-ease), opacity var(--app-fast) ease;
}
.pa-btn:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 10px 26px rgba(var(--app-teal-rgb), 0.30); }
.pa-btn:active:not(:disabled) { transform: translateY(0); }
.pa-btn:disabled { opacity: 0.55; cursor: default; }

.pa-btn-link {
    display: block; width: 100%; margin-top: 0.65rem; padding: 0.4rem; font-size: 0.9rem; font-family: inherit;
    color: var(--app-text-2); background: none; border: none; cursor: pointer; transition: color var(--app-fast) ease;
}
.pa-btn-link:hover:not(:disabled) { color: var(--app-navy); }
.pa-btn-link:disabled { opacity: 0.55; cursor: default; }

.pa-alert {
    margin-bottom: 1rem; padding: 0.6rem 0.8rem; font-size: 0.85rem;
    color: #B42318; background: #FEF3F2; border: 1px solid #FDA29B; border-radius: var(--app-r-sm);
}

.pa-form__foot { margin-top: 2rem; padding-top: 1.25rem; border-top: 1px solid var(--app-border); }
.pa-help, .pa-staff { font-size: 0.85rem; color: var(--app-text-3); margin: 0 0 0.35rem; }
.pa-help a, .pa-staff a { color: var(--app-teal-600); font-weight: 600; text-decoration: none; }
.pa-help a:hover, .pa-staff a:hover { text-decoration: underline; }

/* ── Entrance ── */
.pa-hero__body, .pa-form__card { animation: pa-rise 0.5s var(--app-ease) both; }
.pa-form__card { animation-delay: 0.08s; }
@keyframes pa-rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ── Responsive: stack under ~820px ── */
@media (max-width: 820px) {
    .pa-split { grid-template-columns: 1fr; }
    .pa-hero { min-height: auto; gap: 1.25rem; padding: 1.75rem 1.5rem; }
    .pa-hero__lede, .pa-hero__benefits, .pa-hero__footer { display: none; }
    .pa-hero__headline { font-size: 1.6rem; margin: 0; }
    .pa-form { padding: 2rem 1.5rem 3rem; }
}
@media (prefers-reduced-motion: reduce) {
    .pa-hero__body, .pa-form__card { animation: none; }
}