/* ==========================================================
   Portfolio System — base stylesheet
   Plain CSS, no framework. Colours come from assets/css/themes.css
   ========================================================== */

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', 'Noto Sans Thai', 'Sarabun', Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: background .2s ease, color .2s ease;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* Perfect circular avatar, no matter the source photo's aspect ratio */
.avatar-circle {
  border-radius: 50%;
  object-fit: cover;
  object-position: center;
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
  display: inline-block;
  background: var(--primary-light);
}

h1, h2, h3, h4 { margin: 0 0 .5rem; }

/* ---------------- App shell (logged-in layout) ---------------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  transition: transform .2s ease;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: .5rem .25rem 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 1rem;
}
.brand-logo { width: 34px; height: 34px; border-radius: 8px; object-fit: cover; }
.brand-icon { font-size: 1.5rem; color: var(--primary); }

.sidebar-nav { display: flex; flex-direction: column; gap: .15rem; flex: 1; }

.nav-link {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem .75rem;
  border-radius: 10px;
  color: var(--sidebar-text);
  font-size: .93rem;
  text-decoration: none;
}
.nav-link i { width: 18px; text-align: center; }
.nav-link:hover { background: rgba(255,255,255,.06); color: var(--sidebar-text-active); text-decoration: none; }
.nav-link.active { background: var(--primary); color: #fff; }

.logout-link { margin-top: .75rem; border-top: 1px solid rgba(255,255,255,.08); padding-top: .9rem; color: #f87171 !important; }

.main-area { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--surface);
  padding: .85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.page-title { font-size: 1.15rem; flex: 1; }
.topbar-user { display: flex; align-items: center; gap: .6rem; font-size: .9rem; font-weight: 600; }
.topbar-avatar { width: 34px; height: 34px; border-radius: 50%; object-fit: cover; object-position: center; aspect-ratio: 1/1; flex-shrink: 0; border: 2px solid var(--primary-light); }

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  color: var(--text);
  display: none;
}

.page-content { padding: 1.5rem; flex: 1; }

.guest-content { min-height: 100vh; }

/* ---------------- Alerts / flash messages ---------------- */
.alert {
  padding: .8rem 1rem;
  border-radius: 10px;
  margin-bottom: 1rem;
  font-size: .92rem;
  border: 1px solid transparent;
}
.alert-success { background: #ecfdf3; color: #15803d; border-color: #bbf7d0; }
.alert-error   { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.alert-info    { background: var(--primary-light); color: var(--primary-dark); border-color: var(--primary); }

/* ---------------- Cards / grid ---------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; gap: 1rem; flex-wrap: wrap; }
.card-header h2, .card-header h3 { margin: 0; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 1rem 1.1rem;
}
.stat-card .stat-value { font-size: 1.7rem; font-weight: 700; color: var(--primary); }
.stat-card .stat-label { color: var(--text-muted); font-size: .85rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.1rem; }

.item-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.item-card .thumb { width: 100%; height: 160px; object-fit: cover; background: var(--primary-light); }
.item-card .item-body { padding: .9rem 1rem; flex: 1; display: flex; flex-direction: column; gap: .35rem; }
.item-card .item-title { font-weight: 700; font-size: 1rem; }
.item-card .item-meta { font-size: .8rem; color: var(--text-muted); }
.item-card .item-actions { display: flex; gap: .5rem; padding: 0 1rem 1rem; }

.badge {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .74rem;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary-dark);
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.1rem;
  border-radius: 10px;
  font-size: .9rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-outline { background: transparent; border-color: var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: #fef2f2; color: #b91c1c; }
.btn-danger:hover { background: #fee2e2; }
.btn-sm { padding: .35rem .75rem; font-size: .8rem; }
.btn-block { width: 100%; justify-content: center; }

/* ---------------- Forms ---------------- */
.form-row { margin-bottom: 1.1rem; }
.form-row label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .35rem; color: var(--text); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem 1.25rem; }

input[type="text"], input[type="password"], input[type="email"], input[type="tel"],
input[type="date"], input[type="number"], input[type="url"], input[type="file"],
select, textarea {
  width: 100%;
  padding: .6rem .75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: .92rem;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
}
textarea { resize: vertical; min-height: 90px; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .15);
}
.help-text { font-size: .78rem; color: var(--text-muted); margin-top: .3rem; }

.theme-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: .9rem; }
.theme-option {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: .75rem;
  text-align: center;
  cursor: pointer;
  background: var(--surface);
}
.theme-option.selected { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .15); }
.theme-swatch { width: 100%; height: 44px; border-radius: 8px; margin-bottom: .5rem; }
.theme-option span { font-size: .82rem; font-weight: 600; }

/* ---------------- Table ---------------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { padding: .65rem .75rem; border-bottom: 1px solid var(--border); text-align: left; }
th { color: var(--text-muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .02em; }
tr:hover td { background: var(--primary-light); }

/* ---------------- Empty state ---------------- */
.empty-state { text-align: center; padding: 2.5rem 1rem; color: var(--text-muted); }
.empty-state i { font-size: 2.2rem; margin-bottom: .5rem; color: var(--primary); }

/* ---------------- Modal / confirm dialog ---------------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(15, 23, 42, .55);
  display: none; align-items: center; justify-content: center; z-index: 100; padding: 1rem;
}
.modal-overlay.open { display: flex; }
.modal-box { background: var(--surface); border-radius: 14px; padding: 1.5rem; max-width: 380px; width: 100%; }
.modal-actions { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1.25rem; }

/* ---------------- Avatar zoom/crop tool ---------------- */
body.cropper-open { overflow: hidden; }
.cropper-overlay { z-index: 10050; backdrop-filter: blur(7px); }
.cropper-box {
  width: min(470px, 100%);
  max-width: 470px;
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
  border: 1px solid rgba(var(--primary-rgb), .18);
  border-radius: 24px;
  padding: 1.25rem;
  box-shadow: 0 30px 80px rgba(15, 23, 42, .28);
}
.cropper-heading { display:flex; align-items:center; justify-content:space-between; gap:1rem; margin-bottom:1rem; }
.cropper-heading span { display:block; color:var(--primary); font-size:.64rem; font-weight:850; letter-spacing:.14em; }
.cropper-heading h3 { margin:.18rem 0 0; }
.cropper-close,
.cropper-zoom-button {
  display:grid;
  place-items:center;
  flex:0 0 auto;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--text);
  cursor:pointer;
}
.cropper-close { width:40px; height:40px; border-radius:12px; }
.cropper-stage { display:flex; align-items:center; justify-content:center; }
.cropper-canvas {
  display:block;
  width:min(320px, 78vw);
  height:min(320px, 78vw);
  max-width:320px;
  max-height:320px;
  border-radius:50%;
  background:#e2e8f0;
  touch-action:none;
  cursor:grab;
  box-shadow:0 0 0 7px var(--primary-light), 0 18px 40px rgba(15,23,42,.14);
}
.cropper-canvas:active { cursor:grabbing; }
.cropper-controls { display:grid; grid-template-columns:42px minmax(0,1fr) 42px; align-items:center; gap:.75rem; margin-top:1.35rem; }
.cropper-zoom-button { width:42px; height:42px; border-radius:13px; color:var(--primary); }
.cropper-zoom-button:hover { border-color:var(--primary); background:var(--primary-light); }
.cropper-zoom-range { width:100%; accent-color:var(--primary); cursor:pointer; }
.cropper-help { margin:.85rem 0 0; line-height:1.55; }
.cropper-help i { color:var(--primary); }
.cropper-actions { margin-top:1rem; }
@media (max-width: 520px) {
  .cropper-overlay { padding:.65rem; }
  .cropper-box { max-height:calc(100dvh - 20px); padding:1rem; border-radius:20px; }
  .cropper-actions { display:grid; grid-template-columns:1fr 1fr; }
  .cropper-actions .btn { justify-content:center; }
}

/* ---------------- Auth pages (login) ---------------- */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  padding: 1.5rem;
}
.auth-card {
  background: var(--surface);
  border-radius: 18px;
  padding: 2.25rem 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
}
.auth-card .brand-icon-lg { font-size: 2.4rem; color: var(--primary); text-align: center; display: block; margin-bottom: .5rem; }
.auth-card h1 { text-align: center; font-size: 1.3rem; margin-bottom: .25rem; }
.auth-card p.sub { text-align: center; color: var(--text-muted); font-size: .85rem; margin-bottom: 1.5rem; }
.auth-hint { margin-top: 1.25rem; font-size: .78rem; color: var(--text-muted); text-align: center; line-height: 1.6; }

/* ---------------- Public profile view (view.php) ---------------- */
.public-page { min-height: 100vh; background: var(--bg); padding-bottom: 3rem; }
.public-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 2rem 1.5rem 1.75rem;
  text-align: center;
}
.profile-avatar-lg {
  width: 108px; height: 108px;
  border: 3px solid var(--primary-light);
  margin: 0 auto .85rem;
}
.profile-name { font-size: 1.35rem; color: var(--text); margin-bottom: .15rem; }
.profile-meta { color: var(--text-muted); font-size: .9rem; }
.social-links { display: flex; gap: .6rem; margin-top: .85rem; justify-content: center; flex-wrap: wrap; }
.social-links a {
  width: 36px; height: 36px; border-radius: 50%; background: var(--primary-light);
  color: var(--primary); display: flex; align-items: center; justify-content: center;
}
.social-links a:hover { background: var(--primary); color: #fff; text-decoration: none; }
.copy-link-pill {
  margin-top: 1rem; display: inline-flex; align-items: center; gap: .5rem;
  background: var(--primary-light); border: 1px solid var(--border);
  color: var(--primary-dark); padding: .45rem .95rem; border-radius: 999px; font-size: .82rem; cursor: pointer;
}
.copy-link-pill:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

.public-body { max-width: 880px; margin: 0 auto; padding: 0 1.25rem; }
.public-section { margin-top: 2rem; }
.public-section h3 { font-size: 1.05rem; display: flex; align-items: center; gap: .5rem; margin-bottom: 1rem; }
.public-section h3 i { color: var(--primary); }
.public-bio { background: var(--surface); border-radius: 16px; padding: 1.25rem 1.5rem; margin-top: 1.5rem; box-shadow: 0 2px 12px rgba(0,0,0,.05); }

.public-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1.1rem; }
.public-card {
  background: var(--surface); border-radius: 16px; overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,.05); transition: transform .15s ease, box-shadow .15s ease;
}
.public-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.09); }
.public-card .thumb { width: 100%; height: 150px; object-fit: cover; background: var(--primary-light); }
.public-card .item-body { padding: .9rem 1rem; }

.activity-columns { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.activity-list { background: var(--surface); border-radius: 16px; padding: 1.1rem 1.25rem; box-shadow: 0 2px 12px rgba(0,0,0,.05); }
.activity-list h4 { font-size: .9rem; color: var(--text-muted); margin-bottom: .75rem; display: flex; align-items: center; gap: .4rem; }
.activity-row { padding: .6rem 0; border-bottom: 1px solid var(--border); }
.activity-row:last-child { border-bottom: none; }
.activity-row .a-title { font-weight: 600; font-size: .92rem; }
.activity-row .a-meta { font-size: .78rem; color: var(--text-muted); }

/* ---------------- Utility ---------------- */
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-sm { gap: .5rem; }
.gap-md { gap: 1rem; }
.mt-1 { margin-top: 1rem; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.w-full { width: 100%; }

/* ---------------- Responsive ---------------- */
@media (max-width: 900px) {
  .sidebar { position: fixed; left: 0; top: 0; z-index: 50; transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .icon-btn { display: inline-flex; align-items: center; justify-content: center; }
  .profile-header { margin-top: -50px; }
  .profile-avatar-lg { width: 100px; height: 100px; }
}


/* ==========================================================
   Portal layout
   ========================================================== */
.portal-shell { min-height: 100vh; background: var(--bg); }
.portal-header {
  min-height: 78px; display: grid; grid-template-columns: minmax(180px,1fr) auto minmax(260px,1fr);
  align-items: center; gap: 1.25rem; padding: .85rem clamp(1rem,3vw,2.5rem);
  background: var(--surface); background: color-mix(in srgb, var(--surface) 94%, transparent); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px);
}
.portal-brand { display:flex; align-items:center; gap:.75rem; color:var(--text); font-weight:800; text-decoration:none; }
.portal-brand:hover { text-decoration:none; }
.portal-brand-icon { width:42px; height:42px; display:inline-flex; align-items:center; justify-content:center; border-radius:14px; background:var(--primary); color:var(--on-primary); box-shadow:0 8px 22px rgba(var(--primary-rgb),.22); }
.portal-brand-text { white-space:nowrap; }
.portal-heading { text-align:center; }
.portal-heading h1 { font-size:1.05rem; margin:.08rem 0 0; }
.portal-kicker { display:block; color:var(--primary); letter-spacing:.14em; font-size:.7rem; font-weight:800; text-transform:uppercase; }
.portal-userbox { display:flex; align-items:center; justify-content:flex-end; gap:.7rem; }
.portal-usertext { display:flex; flex-direction:column; min-width:0; }
.portal-usertext strong { font-size:.86rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:190px; }
.portal-usertext span { color:var(--text-muted); font-size:.74rem; }
.portal-icon-btn { width:38px; height:38px; border:1px solid var(--border); border-radius:12px; display:inline-flex; align-items:center; justify-content:center; color:var(--text); background:var(--surface); }
.portal-icon-btn:hover { text-decoration:none; border-color:var(--primary); color:var(--primary); }
.portal-logout { color:#b91c1c; }
.portal-content { max-width:1280px; margin:0 auto; padding:clamp(1rem,3vw,2.25rem); }
.portal-welcome { display:flex; align-items:center; justify-content:space-between; gap:1.5rem; flex-wrap:wrap; padding:clamp(1.25rem,3vw,2rem); border-radius:24px; background:linear-gradient(135deg,var(--surface),var(--primary-light)); border:1px solid var(--border); margin-bottom:1.25rem; }
.portal-welcome h2 { font-size:clamp(1.45rem,3vw,2.15rem); margin:.2rem 0; }
.portal-welcome p { margin:0; color:var(--text-muted); }
.portal-welcome-actions { display:flex; gap:.65rem; flex-wrap:wrap; }
.portal-summary-strip { display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); background:var(--surface); border:1px solid var(--border); border-radius:20px; margin-bottom:2rem; overflow:hidden; }
.portal-summary-strip > div { padding:1rem 1.25rem; display:flex; flex-direction:column; border-right:1px solid var(--border); }
.portal-summary-strip > div:last-child { border-right:0; }
.portal-summary-strip strong { font-size:1.35rem; color:var(--primary); }
.portal-summary-strip span { color:var(--text-muted); font-size:.78rem; }
.portal-section-heading { display:flex; justify-content:space-between; align-items:end; gap:1rem; margin:1.4rem 0 1rem; }
.portal-section-heading h2 { margin:.15rem 0 0; font-size:1.35rem; }
.portal-section-heading p { color:var(--text-muted); margin:0; font-size:.86rem; }
.portal-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:1rem; }
.portal-tile { position:relative; min-height:145px; display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:1rem; padding:1.25rem; background:var(--surface); border:1px solid var(--border); border-radius:22px; color:var(--text); text-decoration:none; transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease; }
.portal-tile:hover { transform:translateY(-3px); border-color:var(--primary); box-shadow:0 14px 34px rgba(15,23,42,.08); text-decoration:none; }
.portal-tile-featured { background:linear-gradient(145deg,var(--primary-light),var(--surface)); }
.portal-tile-icon { width:56px; height:56px; border-radius:18px; display:flex; align-items:center; justify-content:center; color:var(--primary); background:var(--primary-light); font-size:1.35rem; }
.portal-tile h3 { margin:0 0 .28rem; font-size:1.04rem; }
.portal-tile p { margin:0; color:var(--text-muted); font-size:.82rem; line-height:1.55; }
.portal-tile-arrow { color:var(--text-muted); }
.portal-tile-count { min-width:38px; height:38px; border-radius:12px; display:flex; align-items:center; justify-content:center; background:var(--primary); color:var(--on-primary); font-weight:800; }
.portal-form-card { border-radius:22px; padding:clamp(1rem,3vw,1.7rem); }
.form-actions { display:flex; gap:.65rem; flex-wrap:wrap; margin-top:1.1rem; }

/* Portal login */
.portal-login-wrap { min-height:100vh; display:grid; grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr); background:var(--bg); }
.portal-login-visual { padding:clamp(2rem,7vw,6rem); display:flex; flex-direction:column; justify-content:center; background:linear-gradient(145deg,var(--primary),var(--primary-dark)); color:var(--on-primary); position:relative; overflow:hidden; }
.portal-login-visual::after { content:""; position:absolute; width:420px; height:420px; border-radius:50%; border:70px solid rgba(255,255,255,.08); right:-160px; bottom:-180px; }
.portal-login-visual h1 { font-size:clamp(2.2rem,5vw,4.5rem); line-height:1.05; margin:1rem 0; max-width:720px; }
.portal-login-visual p { max-width:620px; line-height:1.75; opacity:.86; }
.portal-login-tag { width:max-content; padding:.45rem .8rem; border:1px solid rgba(255,255,255,.35); border-radius:999px; font-size:.74rem; letter-spacing:.12em; font-weight:800; }
.login-feature-grid { display:grid; grid-template-columns:repeat(2,minmax(160px,220px)); gap:.7rem; margin-top:1.25rem; }
.login-feature-grid span { padding:.75rem .9rem; border-radius:14px; background:rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.14); display:flex; gap:.55rem; align-items:center; }
.portal-login-panel { display:flex; align-items:center; justify-content:center; padding:1.5rem; background:var(--surface); }
.portal-auth-card { box-shadow:none; max-width:440px; padding:1rem; }
.portal-auth-card h2 { text-align:center; margin:.8rem 0 .25rem; }
.portal-login-icon { margin:0 auto; width:54px; height:54px; font-size:1.2rem; }
.btn-lg { min-height:50px; font-size:1rem; }
.input-with-icon { position:relative; }
.input-with-icon > i { position:absolute; left:1rem; top:50%; transform:translateY(-50%); color:var(--primary); }
.input-with-icon input { padding-left:2.75rem; min-height:52px; font-size:1.05rem; }
.staff-login-link { display:flex; justify-content:center; gap:.45rem; margin-top:1.1rem; color:var(--text-muted); font-size:.8rem; }

/* Two-image activity manager */
.activity-upload-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:1rem; margin-top:1rem; }
.activity-upload-slot { border:1px dashed var(--border); border-radius:18px; padding:1rem; background:var(--bg); }
.upload-slot-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:.75rem; }
.upload-slot-head span { color:var(--text-muted); font-size:.75rem; }
.activity-upload-preview { width:100%; height:220px; object-fit:cover; border-radius:14px; background:var(--primary-light); margin-bottom:.75rem; }
.remove-image-check { margin-top:.65rem; display:flex; align-items:center; gap:.45rem; color:#b91c1c; font-size:.8rem; }
.activity-card-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:1rem; }
.activity-manage-card { background:var(--surface); border:1px solid var(--border); border-radius:20px; overflow:hidden; display:flex; flex-direction:column; }
.activity-card-gallery { min-height:190px; display:grid; grid-template-columns:repeat(auto-fit,minmax(0,1fr)); gap:3px; background:var(--primary-light); }
.activity-card-gallery img { width:100%; height:190px; object-fit:cover; }
.activity-no-image { grid-column:1/-1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.45rem; color:var(--text-muted); }
.activity-no-image i { font-size:2rem; color:var(--primary); }
.activity-card-body { padding:1rem 1.1rem; flex:1; }
.activity-card-body h3 { margin:.7rem 0 .35rem; }
.activity-card-body p { color:var(--text-muted); font-size:.84rem; line-height:1.6; }
.activity-card-meta { display:flex; flex-wrap:wrap; gap:.75rem; color:var(--text-muted); font-size:.76rem; margin-top:.8rem; }
.activity-card-actions { padding:0 1.1rem 1.1rem; display:flex; gap:.5rem; }
.activity-public-card { padding:.8rem 0; }
.activity-public-gallery { display:grid; grid-template-columns:repeat(auto-fit,minmax(0,1fr)); gap:4px; margin-bottom:.7rem; border-radius:12px; overflow:hidden; }
.activity-public-gallery img { width:100%; height:150px; object-fit:cover; }
.activity-public-description { margin:.45rem 0 0; color:var(--text-muted); font-size:.8rem; line-height:1.55; }

@media (max-width: 820px) {
  .portal-header { grid-template-columns:1fr auto; min-height:68px; }
  .portal-heading, .portal-usertext, .portal-brand-text { display:none; }
  .portal-userbox { gap:.45rem; }
  .portal-login-wrap { grid-template-columns:1fr; }
  .portal-login-visual { display:none; }
  .portal-login-panel { min-height:100vh; }
  .activity-upload-grid { grid-template-columns:1fr; }
  .activity-upload-preview { height:200px; }
  .portal-summary-strip > div { border-bottom:1px solid var(--border); }
  .portal-section-heading { align-items:flex-start; flex-direction:column; }
}

@media (max-width: 520px) {
  .portal-content { padding:1rem; }
  .portal-grid { grid-template-columns:1fr; }
  .portal-tile { min-height:125px; grid-template-columns:auto 1fr; }
  .portal-tile-count, .portal-tile-arrow { position:absolute; right:1rem; top:1rem; }
  .portal-welcome-actions .btn { width:100%; justify-content:center; }
  .activity-card-grid { grid-template-columns:1fr; }
}

/* Student dashboard hero and statistics */
.student-portal-hero {
  padding: clamp(1.25rem, 3vw, 2rem);
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  border-radius: 26px;
  background: linear-gradient(135deg, var(--surface), var(--primary-light));
}

.student-portal-welcome {
  margin-bottom: 1rem;
  color: var(--primary);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.student-portal-profile {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.student-portal-avatar {
  width: 92px;
  height: 92px;
  flex: 0 0 92px;
  object-fit: cover;
  border: 4px solid var(--surface);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 12px 28px rgba(15, 23, 42, .12);
}

.student-portal-profile-info {
  min-width: 0;
}

.student-portal-profile-info h2 {
  margin: 0 0 .3rem;
  font-size: clamp(1.55rem, 4vw, 2.35rem);
  line-height: 1.15;
}

.student-portal-class {
  margin: 0;
  color: var(--text-muted);
}

.student-portal-class span,
.student-scholarship-divider {
  margin: 0 .35rem;
  color: var(--primary);
}

.student-portal-scholarship {
  width: fit-content;
  max-width: 100%;
  display: flex;
  align-items: center;
  gap: .55rem;
  margin-top: .75rem;
  padding: .6rem .8rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  color: var(--text-muted);
  font-size: .82rem;
}

.student-portal-scholarship i,
.student-portal-scholarship strong {
  color: var(--primary);
}

.student-portal-actions {
  display: grid;
  grid-template-columns: repeat(2, max-content);
  gap: .65rem;
  margin-top: 1.25rem;
}

.student-portal-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: .85rem;
  margin-bottom: 2rem;
}

.student-stat-card {
  min-height: 108px;
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface);
}

.student-stat-icon {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--primary-light);
  color: var(--primary);
}

.student-stat-card strong,
.student-stat-card span {
  display: block;
}

.student-stat-card strong {
  color: var(--primary);
  font-size: 1.55rem;
  line-height: 1;
}

.student-stat-card div > span {
  margin-top: .35rem;
  color: var(--text-muted);
  font-size: .76rem;
  line-height: 1.4;
}

@media (max-width: 900px) {
  .student-portal-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .student-portal-hero {
    padding: 1.1rem;
    border-radius: 20px;
  }

  .student-portal-profile {
    align-items: flex-start;
  }

  .student-portal-avatar {
    width: 72px;
    height: 72px;
    flex-basis: 72px;
    border-radius: 19px;
  }

  .student-portal-profile-info h2 {
    font-size: 1.3rem;
  }

  .student-portal-class,
  .student-portal-scholarship {
    font-size: .72rem;
  }

  .student-portal-scholarship {
    align-items: flex-start;
  }

  .student-portal-actions {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .5rem;
  }

  .student-portal-actions .btn {
    width: 100%;
    min-width: 0;
    padding: .7rem .45rem;
    justify-content: center;
    font-size: .72rem;
    white-space: nowrap;
  }

  .student-portal-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .6rem;
  }

  .student-stat-card {
    min-height: 96px;
    align-items: flex-start;
    padding: .8rem;
  }

  .student-stat-icon {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .student-stat-card strong {
    font-size: 1.3rem;
  }

  .student-stat-card div > span {
    font-size: .67rem;
  }
}