/* ============ PORTAL SHARED ============ */
.portal-body{ background:var(--surface); min-height:100vh; }

/* ---- Portal top bar ---- */
.portal-nav{
  background:var(--band-bg); color:var(--btn-primary-fg);
  border-bottom:1px solid var(--line-strong);
}
.portal-nav-inner{
  max-width:1180px; margin:0 auto; padding:0.85rem clamp(1.25rem,4vw,3rem);
  display:flex; align-items:center; justify-content:space-between; gap:1rem; flex-wrap:wrap;
}
.portal-nav .brand{ display:flex; align-items:center; gap:0.6em; text-decoration:none; }
.portal-nav .brand img{ width:34px; height:34px; }
.portal-nav .brand-text .name{ font-family:var(--font-display); font-weight:600; color:#F2E7C4; display:block; line-height:1.1; }
.portal-nav .brand-text .sub{ font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.08em; color:#CFC49C; }
.portal-crumb{ font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color:#CFC49C; }
.portal-crumb a{ color:#E6C876; text-decoration:none; }
.portal-crumb a:hover{ text-decoration:underline; }
.portal-nav-right{ display:flex; align-items:center; gap:1rem; }
.portal-user{ font-family:var(--font-mono); font-size:0.78rem; color:#F2E7C4; }
.portal-logout{
  font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.06em; text-transform:uppercase;
  background:none; border:1px solid #E6C876; color:#E6C876; padding:0.45em 0.9em; border-radius:3px; cursor:pointer;
}
.portal-logout:hover{ background:#E6C876; color:#14261B; }

.portal-main{ max-width:1180px; margin:0 auto; padding:2.5rem clamp(1.25rem,4vw,3rem) 5rem; }
.portal-main.narrow{ max-width:920px; }

/* ---- Login ---- */
.login-body{ display:flex; align-items:center; justify-content:center; padding:2rem 1rem; }
.login-wrap{ width:100%; max-width:460px; margin:2.5rem auto; }
.login-card{
  background:var(--surface-raised); border:1px solid var(--line); border-radius:8px;
  padding:2.4rem clamp(1.5rem,5vw,2.6rem); box-shadow:var(--shadow);
}
.login-card .brand{ display:flex; align-items:center; gap:0.6em; text-decoration:none; margin-bottom:1.5rem; }
.login-card .brand img{ width:38px; height:38px; }
.login-card .brand-text .name{ font-family:var(--font-display); font-weight:600; color:var(--heading); display:block; line-height:1.1; }
.login-card .brand-text .sub{ font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.08em; color:var(--text-muted); }
.login-card h1{ font-size:1.9rem; margin:0.3em 0 0.5em; }
.login-lede{ font-size:1rem; }
.field{ margin-bottom:1.1rem; }
.field label{ display:block; font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.06em; text-transform:uppercase; color:var(--text-muted); margin-bottom:0.4em; }
.field input, .field select{
  width:100%; padding:0.65em 0.8em; border:1px solid var(--line-strong); border-radius:4px;
  background:var(--surface); color:var(--text); font-family:var(--font-body); font-size:1rem;
}
.field input:focus, .field select:focus{ outline:2px solid var(--accent); outline-offset:1px; }
.login-submit{ width:100%; justify-content:center; margin-top:0.4rem; }
.login-error{
  color:#8A2E2E; background:rgba(138,46,46,0.08); border:1px solid rgba(138,46,46,0.3);
  padding:0.7em 0.9em; border-radius:4px; font-size:0.92rem; margin:0 0 1rem;
}
.login-hint{ margin-top:1.6rem; padding-top:1.4rem; border-top:1px solid var(--line); }
.login-hint code{ font-family:var(--font-mono); background:var(--surface-alt); padding:0.15em 0.5em; border-radius:3px; }
.login-note{ font-size:0.88rem; color:var(--text-muted); margin-top:0.6em; }

/* ---- Catalog / library home ---- */
.portal-hero h1{ font-size:clamp(2rem,4vw,2.8rem); margin-bottom:0.3em; }
.portal-hero .dek{ max-width:70ch; }
.library-stats{ display:flex; gap:2.5rem; flex-wrap:wrap; margin:1.6rem 0 2.4rem; }
.library-stats .stat .num{ font-family:var(--font-display); font-size:1.9rem; color:var(--heading); font-weight:600; }
.library-stats .stat .label{ font-family:var(--font-mono); font-size:0.72rem; text-transform:uppercase; letter-spacing:0.06em; color:var(--text-muted); }

.dept-catalog-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1.1rem; margin-top:1.5rem; }
.dc-card{
  background:var(--surface-raised); border:1px solid var(--line); border-radius:8px; padding:1.4rem 1.5rem;
  text-decoration:none; display:flex; flex-direction:column; gap:0.5em; transition:border-color .15s, transform .15s;
}
.dc-card:hover{ border-color:var(--line-strong); transform:translateY(-2px); }
.dc-card .code{ font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; color:var(--accent-text); }
.dc-card h3{ font-size:1.25rem; margin:0; }
.dc-card p{ font-size:0.92rem; color:var(--text-muted); margin:0; }
.dc-card .levels{ display:flex; gap:0.4em; margin-top:0.3em; flex-wrap:wrap; }
.pill{
  font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.05em; text-transform:uppercase;
  border:1px solid var(--line-strong); border-radius:999px; padding:0.22em 0.7em; color:var(--text-muted);
}
.pill.on{ background:var(--heading); border-color:var(--heading); color:var(--surface); }
:root[data-theme="dark"] .pill.on, @media (prefers-color-scheme: dark){ }
.dc-card .count{ margin-top:0.4em; font-family:var(--font-mono); font-size:0.76rem; color:var(--accent-text); }

/* ---- Program page ---- */
.program-head{ display:flex; flex-wrap:wrap; gap:2rem; align-items:flex-start; justify-content:space-between; margin-bottom:1rem; }
.program-head h1{ font-size:clamp(1.9rem,3.6vw,2.5rem); }
.level-switch{ display:flex; gap:0.5rem; flex-wrap:wrap; margin:1.4rem 0 0.4rem; }
.level-switch a{
  font-family:var(--font-mono); font-size:0.8rem; letter-spacing:0.04em; text-decoration:none;
  padding:0.5em 1.1em; border:1px solid var(--line-strong); border-radius:999px; color:var(--text);
}
.level-switch a.active{ background:var(--heading); border-color:var(--heading); color:var(--surface); }
.level-switch a.disabled{ opacity:0.4; pointer-events:none; }

.faculty-box{
  background:var(--surface-raised); border:1px solid var(--line); border-radius:8px; padding:1.3rem 1.5rem;
  display:flex; gap:1.1rem; align-items:flex-start; margin:1.6rem 0 2.2rem;
}
.faculty-box img.portrait{ width:74px; height:74px; border-radius:50%; object-fit:cover; flex:none; }
.faculty-box .avatar-fallback{ width:74px; height:74px; border-radius:50%; flex:none; }
.faculty-box h4{ margin:0 0 0.1em; font-size:1.05rem; }
.faculty-box .role{ font-family:var(--font-mono); font-size:0.75rem; color:var(--accent-text); margin-bottom:0.2em; }
.faculty-box .cred{ font-family:var(--font-mono); font-size:0.75rem; color:var(--text-muted); margin-bottom:0.5em; }
.faculty-box p.bio{ font-size:0.94rem; margin:0; }

.req-summary{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:1px; background:var(--line);
  border:1px solid var(--line); border-radius:8px; overflow:hidden; margin:1.4rem 0 2.4rem;
}
.req-summary .cell{ background:var(--surface-raised); padding:1rem 1.1rem; }
.req-summary .cell .n{ font-family:var(--font-display); font-size:1.5rem; color:var(--heading); font-weight:600; }
.req-summary .cell .l{ font-family:var(--font-mono); font-size:0.68rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--text-muted); }
.req-note{ font-size:0.94rem; color:var(--text-muted); max-width:80ch; }

.course-group h3{ font-size:1.2rem; margin:2.2rem 0 0.9rem; padding-bottom:0.4rem; border-bottom:1px solid var(--line); }
.course-list{ display:flex; flex-direction:column; gap:0.6rem; }
.course-row{
  display:flex; align-items:center; gap:0.9rem; padding:0.85rem 1.1rem; background:var(--surface-raised);
  border:1px solid var(--line); border-radius:6px; text-decoration:none; color:var(--text); flex-wrap:wrap;
}
.course-row:hover{ border-color:var(--line-strong); }
.course-row .ccode{ font-family:var(--font-mono); font-size:0.82rem; color:var(--accent-text); min-width:5.5em; }
.course-row .ctitle{ flex:1; min-width:220px; font-weight:500; }
.course-row .ccred{ font-family:var(--font-mono); font-size:0.75rem; color:var(--text-muted); }
.badge{
  font-family:var(--font-mono); font-size:0.65rem; text-transform:uppercase; letter-spacing:0.05em;
  padding:0.2em 0.6em; border-radius:3px; border:1px solid var(--line-strong);
}
.badge.required{ background:var(--heading); color:var(--surface); border-color:var(--heading); }
.badge.elective{ color:var(--accent-text); border-color:var(--accent); }
.badge.capstone, .badge.thesis, .badge.dissertation{ color:var(--text); border-color:var(--line-strong); background:var(--surface-alt); }

/* ---- Course detail ---- */
.course-head{ margin-bottom:0.5rem; }
.course-head .ccode{ font-family:var(--font-mono); font-size:0.85rem; color:var(--accent-text); }
.course-head h1{ font-size:clamp(1.7rem,3.4vw,2.3rem); margin:0.2em 0 0.5em; }
.course-meta{ display:flex; gap:1.6rem; flex-wrap:wrap; font-family:var(--font-mono); font-size:0.8rem; color:var(--text-muted); margin-bottom:1.4rem; }
.course-meta strong{ color:var(--text); font-weight:600; }
.prereq-list{ display:flex; gap:0.5em; flex-wrap:wrap; }
.prereq-chip{
  font-family:var(--font-mono); font-size:0.76rem; text-decoration:none; color:var(--text);
  border:1px solid var(--line-strong); border-radius:999px; padding:0.2em 0.75em;
}
.prereq-chip:hover{ background:var(--surface-alt); }

.course-section{ margin:2.2rem 0; }
.course-section h2{ font-size:1.3rem; margin-bottom:0.7rem; }
.obj-list{ padding-left:1.3em; }
.obj-list li{ margin-bottom:0.4em; }

.syll-table{ width:100%; border-collapse:collapse; font-size:0.95rem; }
.syll-table th{ text-align:left; font-family:var(--font-mono); font-size:0.7rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--text-muted); padding:0.5em 0.8em; border-bottom:1px solid var(--line-strong); }
.syll-table td{ padding:0.7em 0.8em; border-bottom:1px solid var(--line); vertical-align:top; }
.syll-table td.unit{ font-family:var(--font-mono); font-size:0.82rem; color:var(--accent-text); white-space:nowrap; }

.reading-list, .lecture-list, .hw-list{ display:flex; flex-direction:column; gap:0.8rem; }
.reading-item, .lecture-item, .hw-item{
  padding:0.85rem 1.05rem; background:var(--surface-raised); border:1px solid var(--line); border-radius:6px; font-size:0.95rem;
}
.reading-item .rtype, .lecture-item .lsource{ font-family:var(--font-mono); font-size:0.68rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--accent-text); display:block; margin-bottom:0.25em; }
.reading-item .rtitle{ font-weight:600; }
.rtitle a.rlink{ color:var(--heading); text-decoration:underline; text-decoration-color:var(--line-strong); text-underline-offset:0.15em; }
.rtitle a.rlink:hover{ text-decoration-color:currentColor; }
.rlink-icon{ width:0.75em; height:0.75em; margin-left:0.15em; vertical-align:0.05em; opacity:0.65; }
.hw-item .htitle{ font-weight:600; display:block; margin-bottom:0.25em; }

.exam-card{ background:var(--surface-raised); border:1px solid var(--line); border-radius:6px; padding:1.1rem 1.3rem; margin-bottom:1rem; }
.exam-card h4{ font-size:1.02rem; margin-bottom:0.3em; }
.exam-card .eformat{ font-size:0.9rem; color:var(--text-muted); margin-bottom:0.6em; }
.exam-card .sq-label{ font-family:var(--font-mono); font-size:0.68rem; text-transform:uppercase; letter-spacing:0.05em; color:var(--text-muted); }
.exam-card ol{ padding-left:1.3em; margin:0.4em 0 0; }
.exam-card ol li{ margin-bottom:0.5em; }

.milestone-list{ padding-left:1.3em; }
.milestone-list li{ margin-bottom:0.6em; }

.not-avail{ padding:3rem 1rem; text-align:center; color:var(--text-muted); }
.not-avail h2{ margin-bottom:0.4em; }

.avatar-fallback{ display:inline-flex; align-items:center; justify-content:center; border-radius:50%; background:var(--heading); color:var(--surface); font-family:var(--font-display); font-weight:600; }

@media (max-width:640px){
  .course-meta{ gap:0.9rem 1.2rem; }
  .req-summary{ grid-template-columns:repeat(2,1fr); }
}