:root{--blue:#204077;--yellow:#FBD232;--ink:#172033;--muted:#667085;--line:#e5e7eb;--bg:#f6f8fb;--white:#fff;--danger:#b42318;--success:#067647;--radius:16px;--shadow:0 8px 30px rgba(32,64,119,.08)}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg)}a{color:var(--blue);text-decoration:none}h1,h2,p{margin-top:0}input,select,textarea,button{font:inherit}input,select,textarea{width:100%;border:1px solid #d0d5dd;border-radius:10px;padding:11px 12px;background:#fff;color:var(--ink);outline:none}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(32,64,119,.1)}label{display:flex;flex-direction:column;gap:7px;font-weight:600;font-size:14px}small{color:var(--muted);font-weight:500}.public-body{min-height:100vh;display:flex;flex-direction:column}.public-header{height:72px;padding:0 max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink)}.brand-mark{background:var(--blue);color:#fff;border-radius:10px;padding:8px 10px;letter-spacing:.5px;box-shadow:inset 0 -3px 0 var(--yellow)}.public-main{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:56px 0;flex:1}.hero{display:grid;grid-template-columns:1.4fr .8fr;gap:48px;align-items:center;min-height:430px}.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.02;max-width:760px}.hero p{font-size:19px;color:var(--muted);max-width:650px}.hero-card,.panel,.login-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.hero-card{padding:32px;border-top:6px solid var(--yellow)}.hero-card li{margin:14px 0}.eyebrow{display:inline-block;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:10px}.actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:11px 17px;border:1px solid transparent;font-weight:750;cursor:pointer}.btn.primary{background:var(--blue);color:#fff}.btn.primary:hover{filter:brightness(.96)}.btn.secondary{background:#fff;border-color:#d0d5dd;color:var(--ink)}.full{width:100%}.panel{padding:24px}.panel.narrow{max-width:720px;margin:30px auto}.form-panel{max-width:980px;margin:0 auto}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.span-2{grid-column:1/-1}.form-actions{display:flex;gap:12px}.footer{text-align:center;padding:24px;color:var(--muted);font-size:13px}.login-card{max-width:430px;margin:60px auto;padding:32px}.login-card form,.stack-form{display:flex;flex-direction:column;gap:16px}.alert{border-radius:10px;padding:12px 15px;margin-bottom:18px}.alert.error{background:#fef3f2;color:var(--danger);border:1px solid #fecdca}.alert.success{background:#ecfdf3;color:var(--success);border:1px solid #abefc6}.app-body{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#17345f;color:#fff;padding:22px 18px;display:flex;flex-direction:column;z-index:20}.admin-brand{color:#fff;margin-bottom:28px}.sidebar nav{display:flex;flex-direction:column;gap:6px}.sidebar nav a{color:#dce5f4;padding:10px 12px;border-radius:9px}.sidebar nav a:hover{background:rgba(255,255,255,.08);color:#fff}.sidebar-user{margin-top:auto;border-top:1px solid rgba(255,255,255,.15);padding-top:16px;display:flex;flex-direction:column;gap:4px}.sidebar-user small{color:#b8c6da}.link-button{border:0;background:none;color:#fff;padding:8px 0;text-align:left;cursor:pointer}.app-content{margin-left:250px;min-width:0;flex:1}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 28px;font-weight:700}.menu-button{display:none}.content{padding:30px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:20px}.page-head h1{margin-bottom:5px}.page-head p{color:var(--muted);margin-bottom:0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.stat small{display:block}.stat strong{font-size:34px;color:var(--blue)}.panel-head{display:flex;align-items:center;justify-content:space-between}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);font-size:14px}th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.badge{display:inline-block;background:#eef4ff;color:var(--blue);border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.ticket-title{display:flex;justify-content:space-between;gap:20px}.ticket-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0;margin:20px 0}.ticket-meta div{display:flex;flex-direction:column;gap:4px}.conversation{display:flex;flex-direction:column;gap:14px}.message{border:1px solid var(--line);border-radius:14px;padding:15px 17px;background:#fff}.message.agent{border-left:4px solid var(--blue)}.message.internal{background:#fffbeb;border-left-color:var(--yellow)}.message header{display:flex;justify-content:space-between;gap:10px;margin-bottom:10px}.message time{font-size:12px;color:var(--muted)}.help-text{color:var(--muted);font-size:13px}.ticket-grid{display:grid;grid-template-columns:minmax(0,1.7fr) 360px;gap:20px}.side-panel dl{margin:0}.side-panel dt{font-size:12px;color:var(--muted);margin-top:14px}.side-panel dd{margin:4px 0 0;font-weight:650}.reply-form{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}.reply-row{display:flex;gap:12px;align-items:center;margin-top:12px}.reply-row input[type=file]{width:auto;flex:1}.check{flex-direction:row;align-items:center;white-space:nowrap}.check input{width:auto}.catalog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.inline-form{display:flex;gap:8px;margin-bottom:16px}.simple-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}.simple-list li{padding:10px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column}.back{display:inline-block;margin-bottom:8px}
@media(max-width:900px){.hero{grid-template-columns:1fr}.stats{grid-template-columns:1fr 1fr}.ticket-grid,.catalog-grid{grid-template-columns:1fr}.sidebar{transform:translateX(-100%);transition:.2s}.nav-open .sidebar{transform:none}.app-content{margin-left:0}.menu-button{display:inline-block;margin-right:12px}.ticket-meta{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.public-main{padding:30px 0}.hero{min-height:auto;gap:24px}.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.stats{grid-template-columns:1fr 1fr}.content{padding:20px 14px}.ticket-meta{grid-template-columns:1fr}.reply-row{align-items:stretch;flex-direction:column}.form-actions,.actions{flex-direction:column}.btn{width:100%}}
.public-nav{display:flex;align-items:center;gap:18px}.public-nav a{font-size:14px;font-weight:700;color:var(--ink)}.public-nav a:hover{color:var(--blue)}.public-admin-link{border-left:1px solid var(--line);padding-left:18px}.portal-note{font-size:14px!important;margin-top:18px;color:var(--muted)!important;max-width:720px!important}.portal-options{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.portal-option{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.portal-option h2{font-size:20px;margin-bottom:6px}.portal-option p{color:var(--muted);margin-bottom:10px}.portal-option a{font-weight:800}.portal-icon{display:flex;align-items:center;justify-content:center;flex:0 0 42px;height:42px;border-radius:12px;background:var(--blue);color:#fff;font-weight:900;box-shadow:inset 0 -3px 0 var(--yellow)}.lookup-card{max-width:520px}.public-ticket-panel{max-width:980px;margin:0 auto}.public-reply-form{margin-top:28px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:16px}.public-reply-form h2{margin-bottom:0}.closed-notice{margin-top:24px;padding:20px;border-radius:12px;background:#f8fafc;border:1px solid var(--line)}.closed-notice p{color:var(--muted)}.private-link-note{margin-top:20px;margin-bottom:0}
@media(max-width:760px){.public-header{height:auto;min-height:72px;padding-top:12px;padding-bottom:12px;gap:14px;align-items:flex-start}.public-nav{gap:10px;flex-wrap:wrap;justify-content:flex-end}.public-admin-link{border-left:0;padding-left:0}.portal-options{grid-template-columns:1fr}}
@media(max-width:620px){.public-header{flex-direction:column}.public-nav{width:100%;justify-content:flex-start}.public-nav a{font-size:13px}.portal-option{padding:18px}}
.login-help{margin-top:18px;text-align:center;font-size:14px}.login-help a{font-weight:700}.login-help a:hover{text-decoration:underline}select:disabled{background:#f2f4f7;color:#98a2b3;cursor:not-allowed}.form-grid label small{line-height:1.35}

/* Entrega 04 · Portal autenticado del estudiante */
.auth-shell{min-height:560px;display:flex;align-items:center;justify-content:center}.student-login-card{max-width:500px}.login-help-stack{display:flex;flex-direction:column;gap:10px}.verification-help{margin-top:22px;border-top:1px solid var(--line);padding-top:16px}.verification-help summary{cursor:pointer;color:var(--blue);font-weight:700}.compact-form{margin-top:14px}.account-form-panel{max-width:860px}.student-body{min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.student-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.student-header-inner{width:min(1180px,calc(100% - 32px));height:72px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.student-nav{display:flex;align-items:center;gap:18px}.student-nav a,.student-logout{font-size:14px;font-weight:750;color:var(--ink)}.student-nav a:hover,.student-logout:hover{color:var(--blue)}.student-nav form{margin:0}.student-logout{border:0;background:none;padding:0;cursor:pointer}.student-main{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:28px 0 48px;flex:1}.student-welcome-bar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;padding:14px 18px;background:#fff;border:1px solid var(--line);border-radius:12px}.student-welcome-bar div{display:flex;flex-direction:column;gap:2px}.student-welcome-bar small{font-size:12px}.student-number{font-size:13px;font-weight:800;background:#fff8d6;border:1px solid #f2d65c;padding:7px 10px;border-radius:999px}.student-page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}.student-page-head h1{margin-bottom:7px}.student-page-head p{color:var(--muted);margin:0;max-width:760px}.student-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.student-stat{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:0 3px 14px rgba(32,64,119,.04);color:var(--ink)}.student-stat small{margin-bottom:5px}.student-stat strong{font-size:32px;color:var(--blue)}.student-stat:hover,.student-stat.active{border-color:rgba(32,64,119,.45);box-shadow:0 8px 24px rgba(32,64,119,.09)}.student-stat.waiting strong{color:#b54708}.student-stat.resolved strong{color:#067647}.student-stat.closed strong{color:#475467}.student-filterbar{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}.filter-chip{padding:8px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:750;color:var(--ink)}.filter-chip:hover,.filter-chip.active{background:var(--blue);color:#fff;border-color:var(--blue)}.student-ticket-list-panel{padding:0;overflow:hidden}.student-ticket-list{display:flex;flex-direction:column}.student-ticket-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;padding:19px 22px;border-bottom:1px solid var(--line);color:var(--ink);align-items:center}.student-ticket-row:last-child{border-bottom:0}.student-ticket-row:hover{background:#f8faff}.student-ticket-number{font-size:12px;font-weight:850;color:var(--blue);letter-spacing:.03em;margin-bottom:4px}.student-ticket-main h2{font-size:17px;margin:0 0 5px}.student-ticket-main p{font-size:13px;color:var(--muted);margin:0}.student-ticket-side{display:flex;flex-direction:column;align-items:flex-end;gap:7px}.student-ticket-side small{font-size:12px}.status-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:850;white-space:nowrap}.status-badge.large{padding:8px 12px;font-size:13px}.status-new{background:#eef4ff;color:#204077}.status-open{background:#eff8ff;color:#175cd3}.status-progress{background:#f4f3ff;color:#5925dc}.status-waiting{background:#fffaeb;color:#b54708}.status-resolved{background:#ecfdf3;color:#067647}.status-closed{background:#f2f4f7;color:#475467}.status-default{background:#f2f4f7;color:#344054}.empty-state{text-align:center;padding:54px 24px}.empty-state-icon{width:52px;height:52px;margin:0 auto 14px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#ecfdf3;color:#067647;font-weight:900;font-size:22px}.empty-state p{color:var(--muted);margin-bottom:20px}.account-summary{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:18px}.account-summary div{display:flex;flex-direction:column;gap:4px}.student-form-panel{max-width:none}.student-ticket-detail-grid{display:grid;grid-template-columns:minmax(0,1.7fr) 330px;gap:20px}.student-conversation{min-height:180px}.student-side-panel{height:max-content;position:sticky;top:94px}.attention-note{background:#fffaeb;border:1px solid #fedf89;color:#93370d;padding:12px 14px;border-radius:10px;font-size:14px}.ticket-detail-head{align-items:flex-start}.portal-options-3{grid-template-columns:repeat(3,1fr)}.student-hero-card{border-top-color:var(--yellow)}

/* Bandeja operativa */
.ticket-stats{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-bottom:16px}.ticket-mini-stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;color:var(--ink)}.ticket-mini-stat small{display:block;margin-bottom:4px}.ticket-mini-stat strong{font-size:24px;color:var(--blue)}.ticket-filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:10px;align-items:end;margin-bottom:16px}.ticket-filters .btn{height:43px}.history-list{list-style:none;margin:0;padding:0}.history-list li{border-left:2px solid #d0d5dd;padding:0 0 15px 14px;margin-left:4px}.history-list li:last-child{padding-bottom:0}.history-list strong{display:block;font-size:13px}.history-list small{font-size:12px}.reply-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.reply-options .check{align-self:end;padding-bottom:12px}.account-verified-note{font-size:12px;color:#067647;font-weight:700}

@media(max-width:980px){.student-stats{grid-template-columns:1fr 1fr}.student-ticket-detail-grid{grid-template-columns:1fr}.student-side-panel{position:static}.portal-options-3{grid-template-columns:1fr}.ticket-stats{grid-template-columns:repeat(3,1fr)}.ticket-filters{grid-template-columns:1fr 1fr}.ticket-filters .search-field{grid-column:1/-1}.ticket-filters .filter-actions{grid-column:1/-1}.account-summary{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.student-header-inner{height:auto;min-height:72px;padding:12px 0;align-items:flex-start;flex-direction:column}.student-nav{width:100%;flex-wrap:wrap;gap:10px 14px}.student-page-head{align-items:stretch;flex-direction:column}.student-ticket-row{grid-template-columns:1fr;gap:12px}.student-ticket-side{align-items:flex-start}.student-welcome-bar{align-items:flex-start;flex-direction:column}.account-summary{grid-template-columns:1fr}.ticket-stats{grid-template-columns:1fr 1fr}.ticket-filters{grid-template-columns:1fr}.ticket-filters .search-field,.ticket-filters .filter-actions{grid-column:auto}.reply-options{grid-template-columns:1fr}}
@media(max-width:520px){.student-stats{grid-template-columns:1fr}.student-main{width:min(100% - 22px,1180px)}.ticket-stats{grid-template-columns:1fr 1fr}.student-ticket-row{padding:16px}.student-page-head .btn{width:100%}}
.message-attachments{display:flex;flex-direction:column;gap:6px;margin-top:12px;padding-top:10px;border-top:1px dashed var(--line)}.message-attachments a{font-size:13px;font-weight:700}.message-attachments small{margin-left:4px}

/* Entrega 06 · Identidad IPX, personal, seguridad y correo SMTP */
.brand-image-link{gap:12px}.brand-image{width:178px;height:50px;object-fit:contain;border-radius:7px;display:block}.brand-product{font-size:14px;color:var(--ink);font-weight:800;white-space:nowrap}.admin-logo-link{display:flex;flex-direction:column;align-items:flex-start;gap:8px;color:#fff;margin-bottom:26px}.admin-logo-link img{width:200px;max-width:100%;height:auto;border-radius:6px}.admin-logo-link span{font-size:13px;color:#dce5f4;font-weight:700;letter-spacing:.03em}.login-logo{display:block;width:210px;max-width:100%;height:auto;margin:0 auto 24px;border-radius:8px}.branded-login{padding-top:26px}.registration-brand{display:flex;justify-content:flex-start;margin-bottom:18px}.registration-brand img{width:210px;max-width:100%;border-radius:8px}.password-field{position:relative;display:flex;align-items:center}.password-field input{padding-right:78px}.password-toggle{position:absolute;right:6px;border:0;background:#eef4ff;color:var(--blue);border-radius:7px;padding:6px 9px;font-size:12px;font-weight:800;cursor:pointer}.password-toggle:hover{background:#dbe8ff}.secondary-help{margin-top:10px}.sidebar-account-link{font-size:13px;color:#fbd232;font-weight:750;margin-top:6px}.topbar{gap:14px}.topbar-public-link{margin-left:auto;font-size:13px;font-weight:700}.side-panel-spaced{margin-top:20px}.staff-filters{display:grid;grid-template-columns:2fr 1fr 1fr 1fr auto;gap:10px;align-items:end;margin-bottom:16px}.staff-filters .btn{height:43px}.table-action{font-weight:800}.staff-form{max-width:1080px}.toggle-card{justify-content:flex-start}.toggle-row{display:flex;align-items:center;gap:10px;font-weight:700}.toggle-row input{width:auto}.assignment-box{border:1px solid var(--line);border-radius:12px;background:#f9fafb;padding:18px}.assignment-box h2{font-size:18px;margin-bottom:5px}.assignment-box h3{font-size:14px;color:var(--blue);margin:18px 0 8px}.assignment-box p,.password-section p{color:var(--muted);font-size:13px}.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.compact-check-grid{grid-template-columns:repeat(2,1fr)}.check-card{display:flex;flex-direction:row;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:9px;font-weight:650}.check-card input{width:auto;flex:0 0 auto}.password-section{padding-top:4px}.password-section h2{font-size:18px;margin-bottom:4px}.role-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.role-card{height:max-content}.permission-list{display:flex;flex-direction:column;gap:8px;margin:16px 0}.permission-row{display:flex;flex-direction:row;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:10px;padding:10px}.permission-row input{width:auto;margin-top:3px}.permission-row span{display:flex;flex-direction:column;gap:2px}.permission-row strong{font-size:13px}.permission-row small{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.audit-filters{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:10px;align-items:end;margin-bottom:16px}.audit-json{max-width:520px;margin-top:8px}.audit-json pre{white-space:pre-wrap;word-break:break-word;background:#f8fafc;border:1px solid var(--line);padding:8px;border-radius:8px;font-size:11px}.account-admin-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:18px}.detail-list{display:grid;grid-template-columns:130px 1fr;gap:10px 14px}.detail-list dt{color:var(--muted);font-size:13px}.detail-list dd{margin:0;font-weight:650}.error-page p{color:var(--muted)}
@media(max-width:1050px){.staff-filters{grid-template-columns:1fr 1fr}.staff-filters .filter-actions{grid-column:1/-1}.check-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.role-grid,.account-admin-grid{grid-template-columns:1fr}.audit-filters{grid-template-columns:1fr 1fr}.audit-filters .filter-actions{grid-column:1/-1}.topbar-public-link{display:none}}
@media(max-width:760px){.brand-product{display:none}.brand-image{width:165px;height:auto}.staff-filters,.audit-filters{grid-template-columns:1fr}.staff-filters .filter-actions,.audit-filters .filter-actions{grid-column:auto}.check-grid,.compact-check-grid{grid-template-columns:1fr}.registration-brand{justify-content:center}.admin-logo-link img{width:185px}}


/* Entrega 06 · Correo SMTP */
.mail-status-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:18px}.mail-status-card{display:flex;flex-direction:column;gap:5px}.mail-status-card strong{font-size:1.25rem}.mail-status-card span,.muted{color:#667085;font-size:.92rem}.mail-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.mail-form .full{grid-column:1/-1}.checkbox-line{display:flex!important;align-items:center;gap:10px}.checkbox-line input{width:auto!important}.inline-test-form{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap}.inline-test-form label{min-width:280px;flex:1}.ok-text{color:#157347!important}.bad-text{color:#b42318!important}.badge-success{background:#e8f7ed!important;color:#157347!important}.badge-danger{background:#fdecec!important;color:#b42318!important}.form-actions{display:flex;gap:10px;align-items:center}@media(max-width:760px){.mail-status-grid,.mail-form{grid-template-columns:1fr}.mail-form .full{grid-column:auto}.inline-test-form{display:block}.inline-test-form .btn{width:100%;margin-top:10px}}
.alert.warning{background:#fffaeb;color:#7a2e0e;border:1px solid #fedf89}.alert.warning a{font-weight:800;text-decoration:underline}
.install-checks{margin:18px 0;padding:14px;border:1px solid #d7dde7;border-radius:12px;background:#f8fafc}.install-checks ul{margin:8px 0 0;padding-left:20px}.technical{margin-top:10px;padding:10px;border-radius:8px;background:#fff7ed;border:1px solid #fed7aa;font-size:.9rem;word-break:break-word}.install-log-note{margin-top:16px;font-size:.9rem}.diag-card{max-width:900px;margin:0 auto;background:#fff;border:1px solid #dde5ef;border-radius:16px;padding:24px;box-shadow:0 8px 24px rgba(0,0,0,.05)}.diag-card h1{color:#204077}.diag-card table{min-width:0}.diag-ok{color:#157347;font-weight:700}.diag-bad{color:#b42318;font-weight:700}.diag-box{padding:14px;border-radius:10px;background:#f8fafc;border:1px solid #dbe3ee;margin:14px 0}.diag-warn{background:#fff7ed;border-color:#fed7aa}.diag-error{background:#fff1f2;border-color:#fecdd3;color:#991b1b}

/* Entrega 06.1 · diagnóstico y feedback SMTP */
.smtp-progress{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:13px;font-weight:750}.smtp-spinner{width:17px;height:17px;border:2px solid #ccd6e6;border-top-color:var(--blue);border-radius:50%;animation:smtp-spin .8s linear infinite}.smtp-result{margin-top:16px;border-radius:11px;padding:14px 16px;border:1px solid var(--line)}.smtp-result strong{display:block;margin-bottom:6px}.smtp-result p{margin:5px 0;font-size:14px}.smtp-result-ok{background:#ecfdf3;border-color:#abefc6;color:#067647}.smtp-result-error{background:#fef3f2;border-color:#fecdca;color:#b42318}.smtp-result .muted{color:inherit;opacity:.82}.smtp-error-detail{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-word}.btn[disabled]{opacity:.65;cursor:wait}@keyframes smtp-spin{to{transform:rotate(360deg)}}

/* Entrega 07 · Operación profesional de tickets */
.status-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:850;line-height:1;border:1px solid transparent;white-space:nowrap}.status-badge.large{padding:8px 12px;font-size:13px}.status-new{background:#eff6ff;color:#1d4ed8;border-color:#bfdbfe}.status-open{background:#e0f2fe;color:#0369a1;border-color:#bae6fd}.status-progress{background:#f3e8ff;color:#6d28d9;border-color:#ddd6fe}.status-waiting{background:#fff7ed;color:#b45309;border-color:#fed7aa}.status-resolved{background:#ecfdf3;color:#15803d;border-color:#bbf7d0}.status-closed{background:#f1f5f9;color:#475569;border-color:#cbd5e1}.status-default{background:#f8fafc;color:#475569;border-color:#e2e8f0}
.priority-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:850;border:1px solid transparent;white-space:nowrap}.priority-badge.large{padding:8px 12px;font-size:13px}.priority-low{background:#f8fafc;color:#64748b;border-color:#e2e8f0}.priority-normal{background:#eef4ff;color:#204077;border-color:#c8d8f2}.priority-high{background:#fff7ed;color:#c2410c;border-color:#fed7aa}.priority-urgent{background:#fef2f2;color:#b91c1c;border-color:#fecaca}.priority-default{background:#f8fafc;color:#475569;border-color:#e2e8f0}
.sla-badge{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800;border:1px solid transparent;white-space:nowrap}.sla-ok{background:#eef4ff;color:#204077;border-color:#c8d8f2}.sla-warning{background:#fffbeb;color:#a16207;border-color:#fde68a}.sla-overdue{background:#fef2f2;color:#b91c1c;border-color:#fecaca}.sla-paused{background:#f1f5f9;color:#475569;border-color:#cbd5e1}.sla-done{background:#ecfdf3;color:#15803d;border-color:#bbf7d0}.sla-none{background:#f8fafc;color:#64748b;border-color:#e2e8f0}
.ticket-badges{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.operational-stats{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:16px}.ticket-mini-stat{display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;color:var(--ink)}.ticket-mini-stat small{font-weight:700}.ticket-mini-stat strong{font-size:25px;color:var(--blue)}.ticket-mini-stat.urgent{border-color:#fecaca}.ticket-mini-stat.urgent strong{color:#b91c1c}.ticket-mini-stat.warning{border-color:#fde68a}.ticket-mini-stat.warning strong{color:#a16207}.ticket-mini-stat.overdue{background:#fff7f7;border-color:#fecaca}.ticket-mini-stat.overdue strong{color:#b91c1c}.filter-chip-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.admin-quick-filters .filter-chip{background:#fff}.ticket-filters-advanced{display:grid;grid-template-columns:2fr repeat(4,minmax(145px,1fr));gap:12px;align-items:end;margin-bottom:16px}.ticket-filters-advanced .filter-actions{grid-column:1/-1;justify-content:flex-end}.ticket-ops-table .row-overdue{background:#fff9f9}.ticket-link{font-weight:850}.sla-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.sla-summary>div{display:flex;flex-direction:column;gap:7px}.sla-summary small{font-size:12px;text-transform:uppercase;letter-spacing:.04em}.close-panel{border-color:#fecaca}.danger-action{background:#b42318;color:#fff;border-color:#b42318}.success-action{background:#15803d;color:#fff;border-color:#15803d}.btn.compact{padding:7px 10px;font-size:12px}.settings-two-col{display:grid;grid-template-columns:minmax(320px,.8fr) minmax(0,1.5fr);gap:20px}.three-field-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.sla-precedence-note{margin-top:14px}.resolution-confirmation{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px;border-left:5px solid #16a34a}.resolution-confirmation h2{margin-bottom:6px}.resolution-confirmation p{margin-bottom:0;color:var(--muted)}.resolution-actions{display:flex;gap:10px;flex-wrap:wrap}.resolution-actions form{margin:0}.student-close-box{margin-top:22px;border-top:1px solid var(--line);padding-top:18px}.student-close-box summary{cursor:pointer;font-weight:800;color:#475569}.student-close-box form{margin-top:14px}.priority-picker{border:1px solid var(--line);border-radius:12px;padding:18px;margin:0}.priority-picker legend{font-weight:850;padding:0 6px}.priority-choice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}.priority-choice{display:flex;flex-direction:row;align-items:flex-start;gap:10px;border:1px solid var(--line);border-radius:12px;padding:14px;background:#fff;cursor:pointer}.priority-choice input{width:auto;margin-top:3px}.priority-choice span{display:flex;flex-direction:column;gap:3px}.priority-choice-normal:has(input:checked){border-color:#204077;background:#f5f8ff}.priority-choice-high:has(input:checked){border-color:#f59e0b;background:#fffbeb}.priority-choice-urgent:has(input:checked){border-color:#dc2626;background:#fef2f2}.urgent-reason{margin-top:14px}.metadata-form{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}.history-list p{font-size:13px;color:var(--muted);margin:5px 0 0}
@media(max-width:1200px){.operational-stats{grid-template-columns:repeat(3,1fr)}.ticket-filters-advanced{grid-template-columns:repeat(3,1fr)}.settings-two-col{grid-template-columns:1fr}.sla-summary{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.operational-stats,.ticket-filters-advanced,.priority-choice-grid,.three-field-grid,.sla-summary{grid-template-columns:1fr}.ticket-filters-advanced .filter-actions{grid-column:auto}.resolution-confirmation{align-items:stretch;flex-direction:column}.resolution-actions{flex-direction:column}.resolution-actions .btn{width:100%}.ticket-badges{justify-content:flex-start}}
.dashboard-stats-six{grid-template-columns:repeat(6,1fr)}.dashboard-stats-six .stat{color:var(--ink)}.dashboard-stats-six .urgent-stat strong{color:#b91c1c}.dashboard-stats-six .overdue-stat{border-color:#fecaca}.dashboard-stats-six .overdue-stat strong{color:#b91c1c}@media(max-width:1200px){.dashboard-stats-six{grid-template-columns:repeat(3,1fr)}}@media(max-width:620px){.dashboard-stats-six{grid-template-columns:repeat(2,1fr)}}

/* Entrega 08 · Productividad de respuestas */
.responses-settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:20px}.response-forms-grid{align-items:start}.panel-heading-row{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.variable-chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.variable-chips code{background:#f1f5f9;border:1px solid #dbe3ee;border-radius:8px;padding:6px 8px;color:#204077;font-weight:750}.callout.subtle{margin-top:16px;padding:13px 15px;border:1px solid #dbe3ee;border-radius:10px;background:#f8fafc;color:#475569;font-size:13px}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.response-library-panel{margin-top:20px}.muted-count{color:var(--muted);font-size:13px}.table-subtext{display:block;margin-top:4px;max-width:520px}.table-actions{display:flex;gap:8px;justify-content:flex-end;align-items:center}.table-actions form{margin:0}.btn.small{padding:7px 10px;font-size:12px}.btn.ghost{background:#f8fafc;border-color:#e2e8f0;color:#475569}.state-pill{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800}.state-pill.active{background:#ecfdf3;color:#15803d}.state-pill.inactive{background:#f1f5f9;color:#64748b}.empty-state.compact{padding:18px 0;color:var(--muted)}.account-signature-panel{grid-column:1/-1}.response-composer{display:flex;flex-direction:column;gap:14px}.composer-tools{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#f8fafc}.composer-tool{min-width:0}.composer-select-row{display:flex;gap:8px;align-items:center}.composer-select-row select{min-width:0}.composer-select-row .btn{flex:0 0 auto}.composer-meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:12px}.reply-options{display:grid;grid-template-columns:auto auto minmax(220px,1fr);gap:14px;align-items:center}.signature-check{align-self:center}.signature-preview{border-left:4px solid var(--yellow);background:#fffbeb;border-radius:10px;padding:12px 14px}.signature-preview small{display:block;font-weight:800;color:#92400e;margin-bottom:6px}.signature-preview pre{margin:0;white-space:pre-wrap;font:inherit;color:#475569}.response-composer textarea{resize:vertical;min-height:170px}.response-composer select option[hidden]{display:none}.response-composer .reply-row{margin-top:0}
@media(max-width:980px){.responses-settings-grid,.composer-tools{grid-template-columns:1fr}.form-grid.three{grid-template-columns:1fr}.reply-options{grid-template-columns:1fr}.account-signature-panel{grid-column:auto}}
@media(max-width:620px){.composer-select-row{align-items:stretch;flex-direction:column}.composer-meta{flex-direction:column}.table-actions{align-items:stretch;flex-direction:column}.table-actions .btn{width:100%}}

/* Hotfix 08.1 · contraste, navegación y campos condicionales */
[hidden]{display:none!important}
.admin-quick-filters .filter-chip:hover,
.admin-quick-filters .filter-chip.active{background:var(--blue);color:#fff;border-color:var(--blue)}
.admin-quick-filters .filter-chip:focus-visible{outline:3px solid rgba(32,64,119,.18);outline-offset:2px}
.btn.primary,.btn.primary:visited{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn.secondary,.btn.secondary:visited{background:#fff;color:#172033;border-color:#b8c2d1}
.btn.secondary:hover{background:#f3f6fb;color:var(--blue);border-color:#8fa4c2}
.danger-action,.danger-action:visited{background:#b42318!important;color:#fff!important;border-color:#b42318!important}
.success-action,.success-action:visited{background:#15803d!important;color:#fff!important;border-color:#15803d!important}
.sidebar{overflow:hidden;padding-bottom:14px}
.sidebar nav{flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding-right:4px;margin-right:-4px;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.22) transparent}
.sidebar nav a{padding-top:9px;padding-bottom:9px}
.admin-logo-link{margin-bottom:16px;flex:0 0 auto}
.sidebar-user{margin-top:12px;flex:0 0 auto;padding-top:13px;background:#17345f}
.sidebar-user form{margin:2px 0 0}
.sidebar-user .link-button{display:block;width:100%;padding:8px 10px;border:1px solid rgba(255,255,255,.16);border-radius:8px;background:rgba(255,255,255,.06);color:#fff;font-weight:700}
.sidebar-user .link-button:hover{background:rgba(255,255,255,.12)}
.sla-help-card{margin-bottom:18px;border-left:5px solid var(--blue);background:#f8fbff}
.sla-help-card h2{margin-bottom:6px}
.sla-help-card p{margin-bottom:6px;color:#475569}
.sla-help-card p:last-child{margin-bottom:0}
.urgent-reason[hidden]{display:none!important}


/* Entrega 09 · calendario y conocimiento */
.knowledge-search{display:flex;gap:.75rem;max-width:760px;margin-top:1.25rem}.knowledge-search input{flex:1}.knowledge-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}.knowledge-card,.knowledge-suggestion{border:1px solid #dbe3ee;border-radius:14px;padding:1rem;background:#fff}.knowledge-card h2{font-size:1.05rem;margin:.35rem 0}.knowledge-card a{color:#204077;text-decoration:none}.article-view{max-width:900px;margin:auto}.article-summary{font-size:1.12rem;color:#475569}.article-body{line-height:1.7;white-space:normal}.article-source{margin-top:2rem;padding:1rem;border-left:4px solid #fbd232;background:#f8fafc}.article-actions{margin-top:1.5rem}.knowledge-suggestions{margin-bottom:1rem}.knowledge-suggestion{margin:.75rem 0;background:#f8fafc}.knowledge-suggestion p{margin:.45rem 0}.knowledge-suggestion a{display:inline-block;margin-top:.5rem;color:#204077;font-weight:700}.badge-neutral{background:#eef2f7;color:#334155}.public-panel{margin:1rem auto;max-width:1100px}.compact-hero{padding-bottom:1.25rem}

/* Hotfix 09.3: alineación de campos de tiempos y ayuda de recuperación */
.time-rule-fields{align-items:stretch}
.time-rule-fields>label{height:100%;justify-content:flex-end}
.time-rule-fields .field-label-text{display:flex;align-items:flex-end;min-height:40px;line-height:1.35}
.time-rule-fields input{margin-top:0}
.recovery-help{margin-top:14px;margin-bottom:0;line-height:1.5}
@media (max-width:760px){.time-rule-fields .field-label-text{min-height:auto}.time-rule-fields>label{justify-content:flex-start}}