/* Login aluno/encarregado — cores KIETU (#4a96cc) */
:root {
    --ul-primary: #4a96cc;
    --ul-primary-dark: #3a7aad;
    --ul-primary-deep: #2d638f;
    --ul-primary-light: #e8f1f9;
    --ul-text: #1f2937;
    --ul-muted: #6b7280;
    --ul-border: #e5e7eb;
    --ul-radius: 8px;
    --ul-font: 'Poppins', system-ui, sans-serif;
}

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

body.ul-page {
    margin: 0;
    min-height: 100vh;
    font-family: var(--ul-font);
    color: var(--ul-text);
    background: var(--ul-primary-deep);
}

.ul-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
}

.ul-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ul-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        160deg,
        rgba(45, 99, 143, 0.82) 0%,
        rgba(58, 122, 173, 0.72) 45%,
        rgba(17, 24, 39, 0.55) 100%
    );
}

.ul-help-btn {
    position: fixed;
    top: max(0.85rem, env(safe-area-inset-top));
    right: max(0.85rem, env(safe-area-inset-right));
    z-index: 50;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    color: var(--ul-primary-dark);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.ul-help-btn:hover { transform: scale(1.05); }

.ul-shell {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1.25rem 2rem;
}

.ul-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 340px;
    animation: ulIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.ul-card {
    width: 100%;
}

@keyframes ulIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* —— Logo em card circular (topo) —— */
.ul-logo-orb {
    position: relative;
    width: 112px;
    height: 112px;
    margin-bottom: 1.15rem;
    flex-shrink: 0;
}

.ul-logo-orb-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(232,241,249,0.85));
    box-shadow:
        0 10px 28px rgba(17, 24, 39, 0.22),
        0 0 0 1px rgba(255, 255, 255, 0.65),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.ul-logo-orb-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem;
    overflow: hidden;
}

.ul-logo-orb-inner img {
    display: block;
    width: 88%;
    height: 88%;
    max-width: none;
    max-height: none;
    margin: 0 auto;
    object-fit: contain;
    object-position: center center;
}

.ul-logo-orb-tail {
    position: absolute;
    left: 50%;
    bottom: -14px;
    transform: translateX(-50%);
    width: 3px;
    height: 14px;
    border-radius: 0 0 3px 3px;
    background: linear-gradient(180deg, rgba(255,255,255,0.85), rgba(255,255,255,0.35));
    z-index: 1;
}

.ul-logo-orb--fallback .ul-logo-orb-inner img { display: none; }

.ul-logo-orb--fallback .ul-logo-orb-inner::before {
    content: '\f19c';
    font-family: FontAwesome;
    font-size: 2rem;
    color: var(--ul-primary);
}

.ul-panel {
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.85);
    border-radius: 18px;
    box-shadow:
        0 20px 48px rgba(45, 99, 143, 0.28),
        0 0 0 1px rgba(255, 255, 255, 0.4);
    padding: 1.1rem 1.15rem 1rem;
    position: relative;
    z-index: 3;
}

.ul-card:has(+ .ul-water-chain) .ul-panel {
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
}

.ul-card:has(+ .ul-water-chain) .ul-panel::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.98);
    border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
    box-shadow: 0 3px 8px rgba(45, 99, 143, 0.12);
    z-index: 4;
}

.ul-brand {
    text-align: center;
    margin-bottom: 0.75rem;
}

.ul-brand--compact {
    margin-bottom: 0.65rem;
}

.ul-brand--compact .ul-campus {
    margin-bottom: 0.45rem;
}

.ul-campus {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    max-width: 100%;
    padding: 0.3rem 0.65rem;
    margin-bottom: 0.55rem;
    border-radius: 999px;
    background: var(--ul-primary-light);
    border: 1px solid rgba(74, 150, 204, 0.25);
    color: var(--ul-primary-deep);
    font-size: 0.72rem;
    font-weight: 600;
}

.ul-campus span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ul-campus i { font-size: 0.7rem; flex-shrink: 0; }

.ul-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--ul-text);
}

.ul-help-inline {
    margin: 0.65rem 0 0;
    text-align: center;
}

.ul-help-trigger {
    border: none;
    background: none;
    padding: 0;
    font-family: inherit;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ul-primary-dark);
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.ul-help-trigger:hover { color: var(--ul-primary-deep); }

.ul-form { margin-top: 0; }

.ul-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.75rem;
    border-radius: var(--ul-radius);
    font-size: 0.72rem;
    line-height: 1.4;
}

.ul-alert p { margin: 0; }

.ul-alert--error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
}

.ul-alert--success {
    background: var(--ul-primary-light);
    border: 1px solid rgba(74, 150, 204, 0.3);
    color: var(--ul-primary-deep);
}

#login-security-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    padding: 0.5rem 0.6rem;
    margin-bottom: 0.75rem;
    border-radius: var(--ul-radius);
    font-size: 0.72rem;
    line-height: 1.4;
    border: 1px solid #fde68a;
    background: #fffbeb;
}

#login-security-alert .fa { flex-shrink: 0; margin-top: 2px; }

#login-security-alert p { margin: 0 0 0.25rem; }

#login-security-alert p:last-child { margin-bottom: 0; }

#login-security-alert.bg-red-50,
#login-security-alert[class*="border-red"] {
    background: #fef2f2;
    border-color: #fecaca;
}

#login-security-alert.bg-emerald-50 {
    background: #ecfdf5;
    border-color: #a7f3d0;
}

#loginForm.opacity-60 { opacity: 0.6; pointer-events: none; }

#login-security-alert .text-red-800 { color: #991b1b; font-weight: 600; }
#login-security-alert .text-red-700 { color: #b91c1c; }
#login-security-alert .text-red-500 { color: #ef4444; }
#login-security-alert .text-amber-900 { color: #78350f; font-weight: 600; }
#login-security-alert .text-amber-800 { color: #92400e; }
#login-security-alert .text-amber-700 { color: #a16207; }
#login-security-alert .text-emerald-800 { color: #065f46; font-weight: 600; }
#login-security-alert .text-emerald-500 { color: #10b981; }
#login-security-alert .mb-1 { margin-bottom: 0.2rem; }
#login-security-alert .mt-1\.5 { margin-top: 0.35rem; }
#login-security-alert .font-semibold { font-weight: 600; }
#login-security-alert .font-medium { font-weight: 500; }
#login-security-alert .flex-1 { flex: 1; min-width: 0; }

.ul-field { margin-bottom: 0.65rem; }

.ul-field label {
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--ul-muted);
    margin-bottom: 0.25rem;
}

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

.ul-input-wrap > i {
    position: absolute;
    left: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 0.8rem;
    pointer-events: none;
}

.ul-input-wrap input,
.ul-input {
    width: 100%;
    height: 38px;
    padding: 0 0.65rem 0 2rem;
    border: 1px solid var(--ul-border);
    border-radius: var(--ul-radius);
    background: #f9fafb;
    font-family: inherit;
    font-size: 0.8rem;
    color: var(--ul-text);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.ul-input-wrap input {
    padding-right: 2.25rem;
}

.ul-input-wrap input:focus,
.ul-input:focus {
    outline: none;
    background: #fff;
    border-color: var(--ul-primary);
    box-shadow: 0 0 0 3px rgba(74, 150, 204, 0.15);
}

.ul-toggle-pw {
    position: absolute;
    right: 0.25rem;
    top: 50%;
    transform: translateY(-50%);
    width: 30px;
    height: 30px;
    border: none;
    background: transparent;
    color: #9ca3af;
    border-radius: 6px;
    cursor: pointer;
}

.ul-toggle-pw:hover { color: var(--ul-primary-dark); }

.ul-caps {
    font-size: 0.65rem;
    color: #d97706;
    margin-top: 0.2rem;
    font-weight: 500;
}

.ul-caps.hidden { display: none; }

.ul-error {
    display: block;
    font-size: 0.65rem;
    color: #dc2626;
    margin-top: 0.15rem;
}

.ul-captcha-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.ul-captcha-img {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.35rem;
    background: var(--ul-primary-light);
    border: 1px solid rgba(74, 150, 204, 0.2);
    border-radius: var(--ul-radius);
}

.ul-captcha-img button {
    border: none;
    background: transparent;
    color: var(--ul-primary-dark);
    cursor: pointer;
}

.ul-btn-primary {
    width: 100%;
    height: 40px;
    margin-top: 0.15rem;
    border: none;
    border-radius: var(--ul-radius);
    background: var(--ul-primary);
    color: #fff;
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    transition: background 0.2s, transform 0.15s;
}

.ul-btn-primary:hover { background: var(--ul-primary-dark); }

.ul-btn-primary:disabled { opacity: 0.75; cursor: wait; }

.ul-shake {
    animation: ulShake 0.45s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes ulShake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-3px, 0, 0); }
    40%, 60% { transform: translate3d(3px, 0, 0); }
}

/* Modal ajuda */
.ul-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.ul-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

body.ul-modal-open { overflow: hidden; }

.ul-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(17, 24, 39, 0.5);
    backdrop-filter: blur(4px);
}

.ul-modal-box {
    position: relative;
    width: 100%;
    max-width: 360px;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    transform: scale(0.96);
    transition: transform 0.25s ease;
}

.ul-modal.is-open .ul-modal-box { transform: scale(1); }

.ul-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: var(--ul-primary-dark);
    color: #fff;
}

.ul-modal-head h3 {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 600;
}

.ul-modal-head button {
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    font-size: 1rem;
}

.ul-modal-body { padding: 1rem; }

.ul-modal-item {
    display: flex;
    gap: 0.65rem;
}

.ul-modal-item + .ul-modal-item { margin-top: 0.85rem; }

.ul-modal-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--ul-primary-light);
    color: var(--ul-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.8rem;
}

.ul-modal-item strong {
    display: block;
    font-size: 0.75rem;
    margin-bottom: 0.15rem;
}

.ul-modal-item p {
    margin: 0;
    font-size: 0.7rem;
    color: var(--ul-muted);
    line-height: 1.45;
}

.ul-modal-support {
    margin-top: 0.85rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--ul-border);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.ul-modal-support-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--ul-muted);
}

.ul-modal-support a {
    font-size: 0.72rem;
    color: var(--ul-primary-dark);
    text-decoration: none;
    font-weight: 500;
}

.ul-modal-support a:hover { text-decoration: underline; }

.ul-modal-support a i {
    width: 16px;
    margin-right: 0.25rem;
    text-align: center;
}

.ul-modal-extra {
    margin: 0.75rem 0 0;
    padding-top: 0.65rem;
    border-top: 1px solid var(--ul-border);
    text-align: center;
}

.ul-modal-extra a {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ul-primary-dark);
    text-decoration: none;
}

.ul-modal-extra a:hover { text-decoration: underline; }

.ul-modal-extra a i { margin-right: 0.25rem; }

/* —— Atalhos: 2 ícones lado a lado —— */
.ul-quick-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
    margin-top: 0.75rem;
    padding-top: 0.7rem;
    border-top: 1px solid var(--ul-border);
}

.ul-qbtn {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    border-radius: 12px;
    border: 1px solid var(--ul-border);
    background: #f8fafc;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, background 0.2s;
}

.ul-qbtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(74, 150, 204, 0.18);
    border-color: rgba(74, 150, 204, 0.45);
    background: #fff;
}

.ul-qbtn-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    color: #fff;
    box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.08);
}

.ul-qbtn-icon--admin {
    background: linear-gradient(145deg, #3a7aad, #2d638f);
}

.ul-qbtn-icon--student {
    background: linear-gradient(145deg, #4a96cc, #3a7aad);
}

.ul-qbtn-icon--site {
    background: linear-gradient(145deg, #64748b, #475569);
}

/* —— Politécnico: gota de água + card separado —— */
.ul-water-chain {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 0.15rem;
    position: relative;
    z-index: 2;
}

.ul-water-stream {
    position: relative;
    width: 100%;
    height: 32px;
    display: flex;
    justify-content: center;
    pointer-events: none;
}

.ul-water-stream::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, rgba(255,255,255,0.7), rgba(255, 237, 213, 0.5));
    border-radius: 2px;
}

.ul-water-drop {
    position: absolute;
    top: 4px;
    left: 50%;
    margin-left: -7px;
    width: 14px;
    height: 20px;
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, #ffedd5 100%);
    border-radius: 50% 50% 50% 50% / 45% 45% 55% 55%;
    box-shadow: 0 4px 10px rgba(234, 88, 12, 0.2);
    animation: ulDropFall 2.4s ease-in-out infinite;
}

.ul-water-drop--2 {
    width: 8px;
    height: 12px;
    margin-left: -4px;
    top: 14px;
    opacity: 0.6;
    animation-delay: 1.1s;
}

@keyframes ulDropFall {
    0% { transform: translateY(0) scale(1); opacity: 0.95; }
    45% { transform: translateY(10px) scale(0.95, 1.05); opacity: 1; }
    70% { transform: translateY(16px) scale(0.85, 1.1); opacity: 0.4; }
    100% { transform: translateY(16px) scale(0.85, 1.1); opacity: 0; }
}

.ul-politecnico-card {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.8rem 0.95rem;
    margin-top: -2px;
    text-decoration: none;
    background: rgba(255, 251, 245, 0.98);
    border: 1px solid rgba(251, 146, 60, 0.38);
    border-radius: 22px 22px 16px 16px;
    box-shadow:
        0 14px 36px rgba(234, 88, 12, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

.ul-politecnico-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 10px;
    background: rgba(255, 251, 245, 0.98);
    border-radius: 0 0 50% 50%;
    margin-top: -1px;
}

.ul-politecnico-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 40px rgba(234, 88, 12, 0.22);
}

.ul-politecnico-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #fb923c, #ea580c);
    color: #fff;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(234, 88, 12, 0.35);
}

.ul-politecnico-copy {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.ul-politecnico-copy strong {
    font-size: 0.78rem;
    font-weight: 700;
    color: #9a3412;
    line-height: 1.25;
}

.ul-politecnico-copy small {
    font-size: 0.65rem;
    color: #c2410c;
    opacity: 0.85;
}

.ul-politecnico-go {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: #ea580c;
    opacity: 0.7;
}

.ul-copy {
    margin: 1rem 0 0;
    text-align: center;
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.78);
}

.ul-modal-foot {
    padding: 0.65rem 1rem;
    background: #f9fafb;
    display: flex;
    justify-content: flex-end;
}

.ul-btn-ghost {
    border: 1px solid var(--ul-border);
    background: #fff;
    border-radius: var(--ul-radius);
    padding: 0.4rem 0.85rem;
    font-family: inherit;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ul-muted);
    cursor: pointer;
}

@media (max-width: 380px) {
    .ul-panel { padding: 1rem 0.95rem 0.9rem; }
    .ul-logo-orb { width: 104px; height: 104px; }
    .ul-qbtn { height: 44px; }
    .ul-qbtn-icon { width: 34px; height: 34px; font-size: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
    .ul-water-drop { animation: none; }
    .ul-stack { animation: none; }
}