/* Ecrãs de entrada (login, recuperar/redefinir senha) — estilo do site público (Cherito) */
:root {
    --ka-base: #E23B33;
    --ka-base-hover: #c92f28;
    --ka-black: #212226;
    --ka-text: #5f5f5f;
    --ka-muted: #8a8a8a;
    --ka-line: #E5DED9;
    --ka-warm: #F4F0ED;
    --ka-warm-2: #FAF6F0;
    --ka-danger: #b42318;
    --ka-warn: #b54708;
    --ka-ok: #067647;
    --ka-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --ka-heading: "Quicksand", "Plus Jakarta Sans", sans-serif;
    --ka-special: "Caveat", cursive;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body.kl-page {
    margin: 0;
    font-family: var(--ka-font);
    font-size: 13.5px;
    line-height: 1.45;
    color: var(--ka-text);
    background: var(--ka-black);
    -webkit-font-smoothing: antialiased;
}
a { color: var(--ka-base); text-decoration: none; }
a:hover { color: var(--ka-base-hover); }
.hidden { display: none !important; }

/* Fundo: fotografia da escola como no hero do site */
.kl-shell {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 14px 56px;
    isolation: isolate;
    overflow: hidden;
}
.kl-visual { position: fixed; inset: 0; z-index: -1; overflow: hidden; background: var(--ka-black); }
.kl-visual img {
    position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
    animation: ka-zoom 24s ease-in-out infinite alternate;
}
.kl-visual::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(33, 34, 38, .86) 0%, rgba(33, 34, 38, .62) 55%, rgba(33, 34, 38, .78) 100%);
}
.kl-visual__caption { display: none; }
@keyframes ka-zoom { from { transform: scale(1); } to { transform: scale(1.1); } }

/* Cartão compacto */
.kl-panel {
    position: relative;
    width: 100%;
    max-width: 348px;
    background: #fff;
    border-radius: 10px;
    padding: 18px 20px 16px;
    box-shadow: 0 24px 60px -18px rgba(0, 0, 0, .6);
    display: flex;
    flex-direction: column;
    animation: ka-up .7s cubic-bezier(.2, .8, .2, 1) both;
}
.kl-panel::before {
    content: ''; position: absolute; left: 0; right: 0; top: 0; height: 4px; border-radius: 10px 10px 0 0;
    background: var(--ka-base);
}
@keyframes ka-up { from { opacity: 0; transform: translate3d(0, 40px, 0); } to { opacity: 1; transform: none; } }
.kl-panel > * { animation: ka-fade .6s ease both; }
.kl-panel > *:nth-child(2) { animation-delay: .15s; }
.kl-panel > *:nth-child(3) { animation-delay: .25s; }
.kl-panel > *:nth-child(4) { animation-delay: .32s; }
@keyframes ka-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* Cabeçalho: logótipo + nome, numa linha */
.kl-head { display: flex; align-items: center; gap: 10px; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px dashed var(--ka-line); position: relative; }
.kl-logo {
    width: 38px; height: 38px; border-radius: 8px; background: #fff; border: 1px solid var(--ka-line);
    display: inline-flex; align-items: center; justify-content: center; overflow: hidden; flex-shrink: 0;
}
.kl-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.kl-logo__fallback { display: none; font: 700 14px var(--ka-heading); color: var(--ka-base); }
.kl-logo.is-fallback img { display: none; }
.kl-logo.is-fallback .kl-logo__fallback { display: inline; }
.kl-head__name { display: flex; flex-direction: column; min-width: 0; }
.kl-head__name strong { font: 700 14px/1.2 var(--ka-heading); color: var(--ka-black); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kl-head__name span { font-size: 11.5px; color: var(--ka-muted); }
.kl-help-btn {
    margin-left: auto; width: 28px; height: 28px; border-radius: 6px; border: 0; background: transparent;
    color: var(--ka-muted); cursor: pointer; font-size: 15px; position: static;
}
.kl-help-btn:hover { background: var(--ka-warm); color: var(--ka-black); }

.kl-card { padding: 0; width: 100%; }
.kl-card[data-kl-greet]::before {
    content: attr(data-kl-greet); display: inline-block; font: 700 17px/1 var(--ka-special); color: var(--ka-base);
    margin-bottom: 2px;
}
.kl-title { font: 700 19px/1.25 var(--ka-heading); color: var(--ka-black); margin: 0 0 2px; letter-spacing: 0; text-align: left; }
.kl-sub { margin: 0 0 14px; color: var(--ka-muted); font-size: 12.5px; text-align: left; }

.kl-form { display: flex; flex-direction: column; gap: 10px; }
.kl-field { display: flex; flex-direction: column; gap: 4px; }
.kl-label-row { display: flex; align-items: baseline; justify-content: space-between; }
.kl-label-row label { font-size: 12px; font-weight: 600; color: var(--ka-black); margin: 0; }
.kl-link { font-size: 12px; font-weight: 600; }
.kl-input { position: relative; display: flex; align-items: center; }
.kl-input > i.fa { display: none; }
.kl-input input {
    width: 100%; height: 38px; padding: 0 12px; font: inherit; font-size: 13.5px; color: var(--ka-black);
    background: var(--ka-warm); border: 1px solid transparent; border-radius: 6px; outline: none;
    transition: background .2s, border-color .2s, box-shadow .2s;
}
.kl-input input::placeholder { color: #a5a09b; }
.kl-input input:hover { border-color: var(--ka-line); }
.kl-input input:focus { background: #fff; border-color: var(--ka-base); box-shadow: 0 0 0 3px rgba(226, 59, 51, .12); }
.kl-input--pw input { padding-right: 38px; }
.kl-toggle-pw {
    position: absolute; right: 4px; width: 30px; height: 30px; border: 0; border-radius: 4px;
    background: transparent; color: var(--ka-muted); cursor: pointer;
}
.kl-toggle-pw:hover { color: var(--ka-black); }
.kl-caps { font-size: 11.5px; color: var(--ka-warn); }
.kl-error { font-size: 11.5px; color: var(--ka-danger); }
.kl-error:empty { display: none; }
.kl-error p { margin: 0; }

.kl-captcha { display: flex; gap: 6px; }
.kl-captcha__img { display: flex; align-items: center; gap: 2px; border-radius: 6px; padding: 0 4px; background: var(--ka-warm); }
.kl-captcha__img img { height: 32px; display: block; }
.kl-captcha__img button { border: 0; background: transparent; color: var(--ka-muted); cursor: pointer; width: 26px; height: 26px; }
.kl-captcha .kl-input { flex: 1; }

/* Botão com o efeito do site (barras que sobem) */
.kl-btn {
    position: relative; overflow: hidden; z-index: 1;
    height: 40px; margin-top: 4px; border: 0; border-radius: 6px;
    background: var(--ka-base); color: #fff;
    font: 700 14px/1 var(--ka-heading); cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    transition: all .5s ease;
}
.kl-btn > span:not(.kl-btn__hover), .kl-btn .cherito-btn__text, .kl-btn .kl-btn__text { position: relative; z-index: 1; }
.kl-btn > i { position: relative; z-index: 1; }
.kl-btn__hover {
    position: absolute; top: 0; height: 100%; width: calc(20% + .2px);
    background: var(--ka-black); transform: translateY(101%); transition: transform .3s ease;
}
.kl-btn:hover .kl-btn__hover, .kl-btn:focus-visible .kl-btn__hover { transform: translateY(0); }
.kl-btn:focus-visible { outline: 2px solid var(--ka-base); outline-offset: 2px; }
.kl-btn[disabled] { opacity: .8; cursor: progress; }
.kl-btn__icon { display: none; }

.kl-alert { display: flex; gap: 8px; align-items: flex-start; padding: 8px 10px; border-radius: 6px; font-size: 12.5px; margin-bottom: 10px; border: 1px solid; }
.kl-alert p { margin: 0; }
.kl-alert--error { background: #fef3f2; border-color: #fecdca; color: var(--ka-danger); }
.kl-alert--success { background: #ecfdf3; border-color: #abefc6; color: var(--ka-ok); }
.kl-alert--warn { background: #fffaeb; border-color: #fedf89; color: var(--ka-warn); }

/* Ligações secundárias */
.kl-alt {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 4px 14px;
    margin-top: 12px; padding-top: 10px; border-top: 1px dashed var(--ka-line); font-size: 12px;
}
.kl-alt > span { display: none; }
.kl-alt a, .kl-alt button {
    color: var(--ka-text); background: none; border: 0; padding: 0; font: inherit; font-weight: 600; cursor: pointer;
    display: inline-flex; align-items: center; gap: 5px; transition: color .2s;
}
.kl-alt a i, .kl-alt button i { color: var(--ka-base); font-size: 11px; }
.kl-alt a:hover, .kl-alt button:hover { color: var(--ka-base); }

.kl-copy {
    position: absolute; left: 0; right: 0; bottom: -36px; display: flex; flex-wrap: wrap; justify-content: center;
    gap: 2px 12px; font-size: 11.5px; color: rgba(255, 255, 255, .75);
}
.kl-copy a { color: rgba(255, 255, 255, .9); }
.kl-copy a:hover { color: #fff; }

/* Politécnico: uma linha discreta */
.ul-float-chain { margin-top: 8px; }
.ul-float-chain__line, .ul-politecnico-card__hover, .ul-politecnico-copy small { display: none; }
.ul-politecnico-card { display: block; border-radius: 6px; background: var(--ka-warm-2); color: var(--ka-black); transition: background .2s; }
.ul-politecnico-card:hover { background: var(--ka-warm); color: var(--ka-black); }
.ul-politecnico-card__inner { display: flex; align-items: center; gap: 8px; padding: 7px 10px; }
.ul-politecnico-icon { color: var(--ka-base); font-size: 12px; }
.ul-politecnico-copy { flex: 1; }
.ul-politecnico-copy strong { font: 700 12.5px var(--ka-heading); }
.ul-politecnico-go { color: var(--ka-muted); font-size: 11px; transition: transform .2s; }
.ul-politecnico-card:hover .ul-politecnico-go { transform: translateX(3px); color: var(--ka-base); }

/* Modal de ajuda */
.kl-modal { position: fixed; inset: 0; z-index: 50; display: none; }
.kl-modal.is-open { display: block; }
.kl-modal__overlay { position: absolute; inset: 0; background: rgba(33, 34, 38, .6); }
.kl-modal__box {
    position: relative; max-width: 380px; margin: 12vh auto 0; background: #fff; border-radius: 10px; overflow: hidden;
    box-shadow: 0 24px 60px -18px rgba(0, 0, 0, .6); animation: ka-up .4s cubic-bezier(.2, .8, .2, 1);
}
.kl-modal__head { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--ka-line); }
.kl-modal__head h3 { margin: 0; font: 700 15px var(--ka-heading); color: var(--ka-black); }
.kl-modal__head h3 i { color: var(--ka-base); margin-right: 6px; }
.kl-modal__x { border: 0; background: transparent; color: var(--ka-muted); width: 26px; height: 26px; border-radius: 4px; cursor: pointer; }
.kl-modal__body { padding: 12px 16px; display: flex; flex-direction: column; gap: 10px; font-size: 12.5px; }
.kl-modal__item { display: flex; gap: 10px; }
.kl-modal__item strong { color: var(--ka-black); }
.kl-modal__item p { margin: 1px 0 0; color: var(--ka-muted); }
.kl-modal__icon { width: 26px; height: 26px; border-radius: 6px; background: var(--ka-warm); color: var(--ka-base); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 12px; }
.kl-modal__support { display: flex; flex-wrap: wrap; gap: 4px 12px; padding-top: 8px; border-top: 1px dashed var(--ka-line); }
.kl-modal__support span { width: 100%; font-size: 11.5px; color: var(--ka-muted); }
.kl-modal__extra { margin: 0; }
.kl-modal__foot { padding: 10px 16px; border-top: 1px solid var(--ka-line); text-align: right; }
.kl-btn-ghost { height: 30px; padding: 0 14px; border: 0; background: var(--ka-black); color: #fff; border-radius: 6px; font: 700 12.5px var(--ka-heading); cursor: pointer; }
body.kl-modal-open { overflow: hidden; }

/* Alertas de segurança (parcial com classes utilitárias) */
#login-security-alert { display: flex; gap: 8px; align-items: flex-start; padding: 8px 10px; border-radius: 6px; border: 1px solid; margin-bottom: 10px; font-size: 12px; }
#login-security-alert p { margin: 0; }
#login-security-alert .flex-1 { flex: 1; min-width: 0; }
.bg-red-50 { background: #fef3f2; }
.border-red-200 { border-color: #fecdca; }
.bg-amber-50 { background: #fffaeb; }
.border-amber-200 { border-color: #fedf89; }
.text-red-700, .text-red-800, .text-red-500 { color: var(--ka-danger); }
.text-amber-600, .text-amber-700\/90, .text-amber-800, .text-amber-900 { color: var(--ka-warn); }
.text-emerald-800 { color: var(--ka-ok); }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.text-xs { font-size: 12px; }
.text-sm { font-size: 13px; }
.mb-1 { margin-bottom: 4px; }
.mt-1\.5 { margin-top: 6px; }
.tabular-nums { font-variant-numeric: tabular-nums; }

.kl-shake { animation: kl-shake .35s; }
@keyframes kl-shake { 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }

@media (max-width: 480px) {
    .kl-shell { align-items: flex-start; padding-top: 6vh; }
    .kl-panel { max-width: none; }
    .kl-input input, .kl-btn { height: 44px; font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}