/* Accès institutionnel : expérience claire, valorisante et adaptée aux rôles autorisés. */
.institution-login {
    --institution-ink: #173747;
    --institution-muted: #58717b;
    --institution-teal: #087b78;
    --institution-line: #dce8e8;
    min-height: 100vh;
    margin: 0;
    background: radial-gradient(ellipse at 8% 14%, rgba(194,229,219,.28), transparent 34rem), #f3f7f7;
    color: var(--institution-ink);
}
.institution-login .page-wrapper { min-height: 100vh; background: transparent; }
.institution-login .site-header { padding: 0; border-bottom: 1px solid var(--institution-line); background: rgba(255,255,255,.9); backdrop-filter: blur(14px); }
.institution-login .site-header .container { width: min(100% - 48px,1240px); max-width: 1240px; min-height: 76px; padding: 12px 0; gap: 16px; }
.institution-login .brand { display: flex; flex-direction: column; gap: 2px; }
.institution-login .brand .logo { display: inline-flex; align-items: center; gap: 9px; width: fit-content; color: var(--institution-ink); font-size: 1.04rem; font-weight: 850; letter-spacing: -.035em; text-decoration: none; }
.institution-mark { display: grid; width: 35px; height: 35px; place-items: center; border-radius: 12px 12px 12px 3px; background: #123e4c; color: #fff; font-size: .95rem; }
.institution-login .brand .logo span:last-child { color: var(--institution-teal); }
.institution-login .brand .tag { margin-left: 44px; color: #71858b; font-size: .6rem; }
.institution-login .top-nav { display: flex; gap: 5px; margin-left: auto; }
.institution-login .top-nav a { margin: 0; padding: 9px 11px; border-radius: 9px; color: #49656e; font-size: .76rem; text-decoration: none; }
.institution-login .top-nav a:hover { background: #edf6f2; color: #086b65; }
.access-level { display: inline-flex; align-items: center; gap: 7px; min-height: 37px; padding: 7px 10px; border: 1px solid #d7e9e4; border-radius: 999px; background: #f1f8f5; color: #2e6861; font-size: .61rem; font-weight: 780; white-space: nowrap; }
.access-level > span { font-size: .9rem; }
.institution-login .auth-layout.container {
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(370px,460px);
    align-items: center;
    gap: clamp(30px,6vw,82px);
    width: min(100% - 48px,1160px);
    max-width: 1160px;
    margin: 0 auto;
    padding: clamp(40px,7vw,90px) 0;
}
.institution-panel { min-width: 0; padding: 0; }
.institution-eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 17px; color: #0b7770; font-size: .65rem; font-weight: 850; letter-spacing: .14em; }
.institution-eyebrow > span { width: 7px; height: 7px; border-radius: 50%; background: #0c9b87; box-shadow: 0 0 0 5px #0c9b8719; }
.institution-panel h1 { max-width: 630px; margin: 0; color: #173747; font-size: clamp(2.3rem,5vw,4.1rem); font-weight: 760; line-height: 1.04; letter-spacing: -.06em; }
.institution-panel h1 em { color: #087b78; font-style: normal; }
.institution-intro { max-width: 540px; margin: 17px 0 0; color: #58717b; font-size: .93rem; line-height: 1.75; }
.access-principles { display: grid; gap: 12px; max-width: 550px; margin-top: 27px; }
.access-principles article { display: flex; align-items: center; gap: 12px; }
.access-principles article > span { display: grid; width: 37px; height: 37px; flex: 0 0 37px; place-items: center; border: 1px solid #d8eae5; border-radius: 12px; background: #edf7f3; color: #087b78; font-size: .62rem; font-weight: 850; }
.access-principles strong,.access-principles small { display: block; }
.access-principles strong { color: #31535e; font-size: .75rem; }
.access-principles small { margin-top: 2px; color: #6b8187; font-size: .66rem; line-height: 1.45; }
.institution-visual { position: relative; display: grid; width: min(100%,470px); min-height: 215px; margin: 25px 0 0 auto; place-items: center; overflow: hidden; border: 1px solid rgba(194,227,216,.55); border-radius: 20px; background: radial-gradient(ellipse at 75% 20%,rgba(152,223,200,.34),transparent 38%),linear-gradient(135deg,#153b4b,#126c6d 68%,#278777); }
.visual-orbit { position: absolute; width: 160px; height: 160px; border: 1px solid #dffff048; border-radius: 46%; }
.visual-orbit-a { box-shadow: 0 0 0 18px #dffff309,0 0 0 40px #dffff305; transform: rotate(22deg); }
.visual-orbit-b { width: 215px; height: 215px; border-style: dashed; transform: rotate(-16deg); }
.visual-shield { position: relative; display: grid; width: 90px; height: 90px; place-items: center; border: 1px solid #ffffff61; border-radius: 26px; background: linear-gradient(145deg,#ffffff31,#ffffff0b); box-shadow: 0 20px 46px #08243136; color: #dbfff1; transform: rotate(-5deg); }
.visual-shield svg { width: 49px; height: 49px; }
.visual-chip { position: absolute; padding: 8px 11px; border: 1px solid #ffffff4a; border-radius: 10px; background: #f4fffa; color: #1c5551; box-shadow: 0 10px 23px #062a2930; font-size: .57rem; font-weight: 800; }
.chip-protected { top: 17%; left: 8%; transform: rotate(-5deg); }
.chip-private { right: 7%; bottom: 18%; background: #f9e9c5; color: #684d1d; transform: rotate(4deg); }
.visual-caption { position: absolute; right: 12px; bottom: 10px; left: 12px; color: #c5e4df; font-size: .48rem; font-weight: 700; letter-spacing: .1em; text-align: center; text-transform: uppercase; }
.institution-card { padding: clamp(24px,4vw,36px); border: 1px solid #dce8e8; border-radius: 21px; background: rgba(255,255,255,.96); box-shadow: 0 24px 68px rgba(16,46,67,.1); }
.institution-card-heading { margin-bottom: 25px; }
.login-step { display: inline-flex; align-items: center; min-height: 28px; margin-bottom: 13px; padding: 6px 9px; border: 1px solid #d8eae5; border-radius: 8px; background: #edf7f3; color: #08756d; font-size: .56rem; font-weight: 850; letter-spacing: .11em; }
.institution-card h2 { margin: 0; color: #173747; font-size: clamp(1.55rem,3vw,1.95rem); line-height: 1.16; letter-spacing: -.04em; text-align: left; }
.institution-card .subtitle { margin: 8px 0 0; color: #667d83; font-size: .8rem; line-height: 1.6; text-align: left; }
.institution-card .alert { padding: 12px 14px; border-radius: 10px; font-size: .75rem; line-height: 1.55; }
.institution-card .alert.error { border-color: #f0c9cb; background: #fff4f4; color: #842c35; }
.institution-card .alert.success { border: 1px solid #c9e8d5; background: #f0faf3; color: #256343; }
.institution-card .form-field { gap: 7px; margin-bottom: 16px; }
.institution-card .form-field > label { display: flex; justify-content: space-between; align-items: center; gap: 9px; color: #365761; font-size: .74rem; font-weight: 760; }
.institution-card .form-field > label > span { color: #7a8e90; font-size: .55rem; font-weight: 780; letter-spacing: .06em; text-transform: uppercase; }
.institution-card .form-input { width: 100%; min-height: 47px; padding: 11px 13px; border: 1px solid #d7e5e4; border-radius: 10px; background: #fbfdfc; color: #24434e; font-size: .82rem; transition: border-color .16s,box-shadow .16s,background .16s; }
.institution-card .form-input::placeholder { color: #899b9f; }
.institution-card .form-input:focus { outline: 0; border-color: #168982; background: #fff; box-shadow: 0 0 0 4px rgba(22,137,130,.11); }
.institution-card .field-row { gap: 8px; }
.institution-card .field-row .form-input { flex: 1; }
.institution-card .password-toggle { display: grid; width: 45px; min-width: 45px; min-height: 45px; place-items: center; padding: 0; border: 1px solid #d7e5e4; border-radius: 10px; background: #fff; color: #507079; }
.institution-card .password-toggle svg { width: 21px; height: 21px; }
.institution-card .password-toggle svg path,.institution-card .password-toggle svg circle { stroke: currentColor; }
.institution-card .login-field-note { display: block; margin-top: 1px; color: #768a8e; font-size: .63rem; line-height: 1.5; }
.institution-card .submit-btn { display: flex; width: 100%; justify-content: space-between; align-items: center; min-height: 49px; padding: 11px 15px; border: 0; border-radius: 11px; background: linear-gradient(110deg,#0b8179,#126966); box-shadow: 0 10px 24px rgba(11,118,112,.17); font-size: .81rem; letter-spacing: 0; transition: transform .18s,box-shadow .18s,background .18s; }
.institution-card .submit-btn:hover { transform: translateY(-2px); background: linear-gradient(110deg,#0b756e,#0e5f5d); box-shadow: 0 14px 30px rgba(11,118,112,.23); }
.institution-card .btn-icon { display: inline-flex; align-items: center; gap: 10px; }
.institution-card .btn-icon svg { width: 19px; height: 19px; }
.institution-card .btn-icon svg path { stroke: currentColor; }
.institution-card .login-register { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px; margin: 18px 0 0; color: #71868b; font-size: .68rem; }
.institution-card .login-register a { color: #08736d; font-weight: 800; }
.institution-card .back-link { display: inline-flex; min-height: 40px; align-items: center; margin-top: 8px; color: #607980; font-size: .7rem; font-weight: 720; }
.login-access-note { display: flex; align-items: flex-start; gap: 9px; margin-top: 17px; padding: 11px 12px; border: 1px solid #e1ece9; border-radius: 10px; background: #f5f9f7; }
.login-access-note > span { color: #0b8179; font-size: .95rem; }
.login-access-note p { margin: 0; color: #667d82; font-size: .63rem; line-height: 1.55; }
.institution-login .site-footer { margin-top: auto; border-top: 1px solid #dce8e8; background: rgba(255,255,255,.52); color: #71858b; font-size: .68rem; }
.institution-login .site-footer .container { width: min(100% - 40px,1160px); max-width: 1160px; justify-content: center; padding: 16px 0; }
.institution-login :focus-visible { outline: 3px solid #087b78; outline-offset: 3px; }
@media (max-width:1000px) {
    .institution-login .site-header .container { width: min(100% - 36px,1160px); }
    .institution-login .auth-layout.container { grid-template-columns: minmax(0,1fr) minmax(340px,460px); gap: 27px; width: min(100% - 36px,1160px); }
    .institution-panel h1 { font-size: clamp(2.1rem,4vw,3.1rem); }
    .institution-visual { min-height: 190px; }
}
@media (max-width:760px) {
    .institution-login .site-header .container { width: min(100% - 30px,650px); min-height: 68px; }
    .institution-login .top-nav { display: none; }
    .access-level { margin-left: auto; font-size: .56rem; }
    .institution-login .auth-layout.container { grid-template-columns: minmax(0,1fr); gap: 22px; width: min(100% - 30px,590px); padding: 33px 0 42px; }
    .institution-panel { padding: 0; }
    .institution-panel h1 { max-width: 640px; font-size: clamp(2.2rem,7vw,3.25rem); }
    .institution-intro { margin-top: 12px; font-size: .87rem; }
    .access-principles { grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; margin-top: 19px; }
    .access-principles article { align-items: flex-start; flex-direction: column; gap: 7px; }
    .access-principles small { font-size: .61rem; }
    .institution-visual { display: none; }
    .institution-card { width: 100%; }
}
@media (max-width:480px) {
    .institution-login .site-header .container { width: calc(100% - 24px); min-height: 63px; padding: 9px 0; }
    .institution-login .brand .logo { gap: 7px; font-size: .92rem; }
    .institution-mark { width: 31px; height: 31px; }
    .institution-login .brand .tag { margin-left: 38px; font-size: .54rem; }
    .access-level { gap: 4px; min-height: 34px; padding: 6px 7px; font-size: .5rem; }
    .institution-login .auth-layout.container { width: calc(100% - 24px); gap: 17px; padding: 25px 0 32px; }
    .institution-eyebrow { margin-bottom: 11px; font-size: .56rem; letter-spacing: .1em; }
    .institution-panel h1 { font-size: clamp(2rem,9vw,2.75rem); }
    .institution-intro { font-size: .81rem; }
    .access-principles { grid-template-columns: minmax(0,1fr); gap: 9px; margin-top: 15px; }
    .access-principles article { align-items: center; flex-direction: row; gap: 10px; }
    .access-principles article > span { width: 33px; height: 33px; flex-basis: 33px; border-radius: 10px; }
    .access-principles small { font-size: .58rem; }
    .institution-card { padding: 22px 18px; border-radius: 17px; }
    .institution-card-heading { margin-bottom: 19px; }
    .institution-card .form-field { margin-bottom: 13px; }
    .institution-card .form-input { min-height: 45px; font-size: .79rem; }
    .institution-card .password-toggle { width: 43px; min-width: 43px; min-height: 43px; }
    .institution-login .site-footer .container { width: calc(100% - 24px); padding: 13px 0; }
}
@media (max-width:350px) {
    .institution-login .site-header .container { align-items: flex-start; flex-wrap: wrap; }
    .access-level { margin-left: 38px; }
    .institution-login .auth-layout.container { padding-top: 18px; }
    .institution-panel h1 { font-size: 1.92rem; }
}
@media (prefers-color-scheme:dark) {
    .institution-login { --institution-ink:#e7f0f0; --institution-muted:#b4c4cc; --institution-line:#354953; background:radial-gradient(ellipse at 8% 14%,rgba(36,95,88,.22),transparent 34rem),#101a20; color:#edf4f5; }
    .institution-login .site-header { border-color:#354953; background:rgba(17,30,36,.94); }
    .institution-login .brand .logo { color:#e1eeee; }
    .institution-login .brand .logo span:last-child { color:#78d6ca; }
    .institution-mark { background:#17635f; }
    .institution-login .brand .tag,.institution-login .top-nav a { color:#b4c4cc; }
    .institution-login .top-nav a:hover { background:#1d393a; color:#a8eee2; }
    .access-level { border-color:#355954; background:#1d393a; color:#a8eee2; }
    .institution-panel h1 { color:#edf4f5; }
    .institution-panel h1 em,.institution-eyebrow { color:#78d6ca; }
    .institution-intro,.access-principles small { color:#b4c4cc; }
    .access-principles strong { color:#e1eeee; }
    .access-principles article > span { border-color:#355954; background:#1d393a; color:#a8eee2; }
    .institution-visual { border-color:#345754; }
    .institution-card { border-color:#354953; background:#17262e; box-shadow:0 24px 68px rgba(0,0,0,.24); }
    .institution-card h2 { color:#e7f0f0; }
    .institution-card .subtitle,.institution-card .login-register,.login-access-note p { color:#b4c4cc; }
    .login-step { border-color:#355954; background:#1d393a; color:#a8eee2; }
    .institution-card .form-field > label { color:#d1dfe0; }
    .institution-card .form-field > label > span,.institution-card .login-field-note { color:#9db2b7; }
    .institution-card .form-input { border-color:#405760; background:#122129; color:#edf4f5; }
    .institution-card .form-input::placeholder { color:#96aaaf; }
    .institution-card .form-input:focus { border-color:#72cec3; background:#172a31; }
    .institution-card .password-toggle { border-color:#405760; background:#203139; color:#c2d8d7; }
    .institution-card .login-register a { color:#8ce0d4; }
    .institution-card .back-link { color:#b4c4cc; }
    .login-access-note { border-color:#354953; background:#1b2d34; }
    .login-access-note > span { color:#78d6ca; }
    .institution-login .site-footer { border-color:#354953; background:#111e24; color:#b4c4cc; }
}
@media (prefers-reduced-motion:reduce) {
    .institution-login *, .institution-login *::before, .institution-login *::after { scroll-behavior:auto!important; animation:none!important; transition:none!important; }
}
@media print {
    .institution-login { background:#fff!important; }
    .institution-visual,.institution-login .top-nav { display:none!important; }
    .institution-login .auth-layout { width:100%; padding:0; }
    .institution-card { box-shadow:none; }
}