:root {
  --bg: #f3f7f6;
  --surface: #ffffff;
  --surface-2: #f7faf9;
  --border: #d9e4e1;
  --border-strong: #bdcfca;
  --text: #17342e;
  --muted: #60756f;
  --accent: #0b735f;
  --accent-strong: #075949;
  --accent-soft: #e6f4f0;
  --success: #147a45;
  --warning: #8a5a00;
  --warning-soft: #fff8e8;
  --info: #245a85;
  --danger: #b4233a;
  --shadow: 0 12px 32px rgba(21, 55, 47, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  font-family: "Noto Sans Thai", sans-serif;
  background: linear-gradient(180deg, #edf6f3 0, var(--bg) 280px);
  color: var(--text);
  line-height: 1.5;
}

button, input, select { font: inherit; }
button, select { cursor: pointer; }
.hidden { display: none !important; }
.shell { min-height: 100vh; }

.landing-screen {
  min-height: 100vh;
  overflow: hidden;
  background:
    radial-gradient(circle at 92% 4%, rgba(61, 191, 154, .18), transparent 25%),
    radial-gradient(circle at 5% 38%, rgba(11, 115, 95, .11), transparent 24%),
    #f7fbfa;
}

.landing-wrap { width: min(1160px, calc(100% - 32px)); margin: 0 auto; }

.landing-nav {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.landing-brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-size: 18px; font-weight: 700; }
.landing-brand-mark { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 12px; background: var(--accent); color: #fff; font-size: 11px; letter-spacing: .04em; box-shadow: 0 8px 18px rgba(11, 115, 95, .2); }
.landing-links { display: none; align-items: center; gap: 24px; }
.landing-links a { color: var(--muted); text-decoration: none; font-size: 13px; font-weight: 600; }
.landing-links a:hover { color: var(--accent-strong); }
.landing-nav-cta { min-height: 40px; padding: 7px 14px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-strong); text-decoration: none; font-size: 13px; font-weight: 700; }

.landing-hero {
  position: relative;
  display: grid;
  align-items: center;
  gap: 38px;
  min-height: 650px;
  padding: 58px 0 76px;
}

.landing-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  width: 480px;
  height: 480px;
  right: -230px;
  top: 30px;
  border: 1px solid rgba(11, 115, 95, .1);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(11, 115, 95, .035), 0 0 0 140px rgba(11, 115, 95, .02);
}

.hero-copy, .hero-visual { position: relative; z-index: 1; }
.eyebrow { display: inline-flex; align-items: center; gap: 7px; margin-bottom: 15px; padding: 6px 10px; border: 1px solid #c7e4dc; border-radius: 999px; background: rgba(255,255,255,.8); color: var(--accent-strong); font-size: 12px; font-weight: 700; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: #2eb487; box-shadow: 0 0 0 4px rgba(46, 180, 135, .13); }
.hero-copy h1 { max-width: 720px; margin: 0; font-size: clamp(38px, 10vw, 68px); line-height: 1.08; letter-spacing: -.045em; }
.hero-copy h1 span { color: var(--accent); }
.hero-copy > p { max-width: 590px; margin: 20px 0 0; color: var(--muted); font-size: clamp(16px, 3vw, 19px); }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 16px; margin: 24px 0 0; padding: 0; list-style: none; }
.hero-points li { display: flex; align-items: center; gap: 7px; color: #4d6962; font-size: 13px; }
.hero-points li::before { content: "✓"; display: grid; width: 20px; height: 20px; place-items: center; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 700; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.hero-link { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 9px 14px; border: 1px solid var(--border-strong); border-radius: 11px; color: var(--accent-strong); background: rgba(255,255,255,.78); text-decoration: none; font-size: 13px; font-weight: 700; }
.hero-link.primary { border-color: var(--accent); background: var(--accent); color: #fff; }

.login-card {
  position: relative;
  width: min(430px, 100%);
  margin: 0 auto;
  padding: 25px;
  background: rgba(255, 255, 255, .94);
  border: 1px solid rgba(189, 207, 202, .8);
  border-radius: 24px;
  box-shadow: 0 28px 70px rgba(21, 55, 47, .15);
  backdrop-filter: blur(12px);
}

.login-card::after { content: ""; position: absolute; inset: 8px; z-index: -1; border-radius: 19px; background: linear-gradient(135deg, rgba(230, 244, 240, .8), transparent 65%); }
.login-card-kicker { margin: 0 0 4px; color: var(--accent); font-size: 12px; font-weight: 700; }
.login-card h2 { margin: 0; font-size: 22px; }
.login-card > p { margin: 6px 0 19px; color: var(--muted); font-size: 13px; }
.google-signin-button { display: flex; justify-content: flex-start; min-height: 44px; }
.login-card .status.show { margin-top: 12px; }
.login-help { display: flex; align-items: flex-start; gap: 8px; margin-top: 15px; padding-top: 14px; border-top: 1px solid var(--border); color: var(--muted); font-size: 11px; }
.login-help::before { content: "🔒"; font-size: 12px; }
.floating-card { position: absolute; display: none; padding: 11px 13px; border: 1px solid var(--border); border-radius: 13px; background: rgba(255,255,255,.92); box-shadow: 0 14px 35px rgba(21,55,47,.12); backdrop-filter: blur(10px); }
.floating-card strong { display: block; font-size: 13px; }
.floating-card span { color: var(--muted); font-size: 10px; }
.floating-one { left: -55px; top: -38px; }
.floating-two { right: -48px; bottom: -35px; }

.landing-section { padding: 72px 0; }
.landing-section.alt { background: #eaf4f1; }
.section-heading { max-width: 690px; margin-bottom: 34px; }
.section-heading.center { margin-right: auto; margin-left: auto; text-align: center; }
.section-label { margin: 0 0 7px; color: var(--accent); font-size: 12px; font-weight: 700; letter-spacing: .05em; }
.section-heading h2 { margin: 0; font-size: clamp(28px, 6vw, 42px); line-height: 1.2; letter-spacing: -.035em; }
.section-heading p { margin: 11px 0 0; color: var(--muted); }
.feature-grid { display: grid; gap: 14px; }
.feature-card { position: relative; overflow: hidden; min-height: 215px; padding: 23px; border: 1px solid var(--border); border-radius: 20px; background: #fff; box-shadow: 0 10px 30px rgba(21,55,47,.06); }
.feature-card::after { content: ""; position: absolute; width: 110px; height: 110px; right: -44px; bottom: -50px; border-radius: 50%; background: var(--accent-soft); }
.feature-icon { display: grid; width: 42px; height: 42px; place-items: center; margin-bottom: 32px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); font-size: 17px; font-weight: 700; }
.feature-card h3 { margin: 0 0 6px; font-size: 18px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 13px; }

.permission-grid { display: grid; gap: 12px; }
.permission-card { padding: 20px; border: 1px solid var(--border); border-radius: 18px; background: rgba(255,255,255,.78); }
.permission-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.permission-badge { display: grid; width: 34px; height: 34px; place-items: center; flex: 0 0 34px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-strong); font-size: 12px; font-weight: 700; }
.permission-card h3 { margin: 0; font-size: 17px; }
.permission-card p { margin: 0; color: var(--muted); font-size: 13px; }
.permission-card a { display: inline-flex; min-height: 44px; align-items: center; margin-top: 9px; color: var(--accent-strong); font-size: 13px; font-weight: 700; }

.steps-grid { display: grid; gap: 12px; counter-reset: steps; }
.step-card { counter-increment: steps; display: grid; grid-template-columns: 50px 1fr; gap: 15px; align-items: start; padding: 18px; border-radius: 17px; background: rgba(255,255,255,.68); border: 1px solid rgba(189,207,202,.8); }
.step-card::before { content: "0" counter(steps); display: grid; width: 50px; height: 50px; place-items: center; border-radius: 14px; background: var(--accent); color: #fff; font-size: 13px; font-weight: 700; }
.step-card h3 { margin: 2px 0 3px; font-size: 17px; }
.step-card p { margin: 0; color: var(--muted); font-size: 13px; }

.landing-cta { padding: 72px 0 82px; }
.cta-card { position: relative; overflow: hidden; padding: 36px 24px; text-align: center; border-radius: 25px; background: var(--text); color: #fff; box-shadow: 0 24px 60px rgba(21,55,47,.2); }
.cta-card::before, .cta-card::after { content: ""; position: absolute; width: 230px; height: 230px; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; }
.cta-card::before { left: -120px; top: -140px; }
.cta-card::after { right: -100px; bottom: -165px; }
.cta-card h2 { position: relative; margin: 0; font-size: clamp(27px, 6vw, 40px); }
.cta-card p { position: relative; margin: 10px auto 22px; max-width: 560px; color: #b8cbc6; }
.cta-button { position: relative; display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 19px; border-radius: 12px; background: #fff; color: var(--accent-strong); text-decoration: none; font-weight: 700; }
.cta-button + .cta-button { margin-left: 6px; }
.cta-button.secondary { border: 1px solid rgba(255,255,255,.3); background: transparent; color: #fff; }
.landing-footer { padding: 0 0 28px; text-align: center; color: var(--muted); font-size: 11px; }
.landing-footer a { color: var(--accent-strong); font-weight: 700; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 64px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; font-size: 20px; line-height: 1.2; }
.brand small { display: block; margin-top: 2px; font-size: 11px; font-weight: 500; color: var(--muted); }
.topbar-actions { display: flex; align-items: center; gap: 8px; min-width: 0; }
.app-links { display: none; align-items: center; gap: 4px; }
.app-links a { min-height: 40px; display: inline-flex; align-items: center; padding: 7px 10px; border-radius: 9px; color: var(--muted); text-decoration: none; font-size: 12px; font-weight: 600; }
.app-links a:hover { color: var(--accent-strong); background: var(--accent-soft); }
.userbox { display: flex; align-items: center; gap: 8px; min-width: 0; }
.username { display: none; font-size: 13px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.container { max-width: 1120px; margin: 0 auto; padding: 18px 14px 32px; }
.hero { margin-bottom: 16px; }
.hero h2 { margin: 0; font-size: clamp(23px, 6vw, 32px); letter-spacing: -.025em; }
.hero p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-bottom: 14px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, .75);
}

.tab-btn, .btn {
  min-height: 44px;
  border: 1px solid var(--border);
  border-radius: 11px;
  padding: 9px 14px;
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  transition: border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}

.tab-btn { border-color: transparent; background: transparent; font-size: 13px; }
.tab-btn.active { background: var(--surface); color: var(--accent-strong); box-shadow: 0 2px 10px rgba(21, 55, 47, .09); }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover:not(:disabled) { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn-secondary:hover { border-color: var(--border-strong); background: var(--surface-2); }
.btn:focus-visible, .tab-btn:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible, .dropzone:focus-within { outline: 3px solid rgba(11, 115, 95, .28); outline-offset: 2px; }
.btn:disabled { cursor: not-allowed; opacity: .48; }

.grid { display: grid; gap: 14px; }
.panel { padding: 17px 15px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.panel h3 { margin: 0; font-size: 19px; letter-spacing: -.015em; }
.panel-head { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 15px; }
.step-number { display: grid; flex: 0 0 30px; height: 30px; place-items: center; border-radius: 9px; background: var(--accent-soft); color: var(--accent-strong); font-size: 13px; font-weight: 700; }
.panel-subtitle { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.stack { display: grid; gap: 13px; }
.field { display: grid; gap: 5px; min-width: 0; }
.field label, .field-label { font-size: 13px; font-weight: 700; }
.required { color: var(--danger); }

.field input, .field select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  padding: 9px 11px;
}

.field input::placeholder { color: #8a9b96; }
.field input[readonly] { background: var(--surface-2); color: var(--muted); }
.date-grid, .search-grid, .activity-row { display: grid; gap: 10px; }
.date-grid { grid-template-columns: 1fr 1fr; }
.date-grid .field:last-child { grid-column: 1 / -1; }

.activity-block {
  display: grid;
  gap: 10px;
  padding: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.activity-block-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.activity-block-head .hint { text-align: right; }

.dropzone {
  position: relative;
  min-height: 126px;
  display: grid;
  place-content: center;
  padding: 18px;
  text-align: center;
  border: 2px dashed #7fb9aa;
  border-radius: 15px;
  background: var(--accent-soft);
  transition: border-color .18s ease, background .18s ease;
}

.dropzone:hover { border-color: var(--accent); background: #ddf0eb; }
.dropzone input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.dropzone-icon { width: 38px; height: 38px; margin: 0 auto 7px; color: var(--accent); }
.dropzone strong { display: block; margin-bottom: 3px; font-size: 15px; }

.file-list { display: grid; gap: 7px; }
.file-item { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 8px; align-items: center; padding: 8px 9px; border-radius: 11px; background: var(--surface-2); border: 1px solid var(--border); font-size: 13px; }
.file-item > div:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item .btn { min-height: 36px; padding: 5px 10px; font-size: 12px; }
.hint, .micro { color: var(--muted); }
.hint { font-size: 12px; }
.micro { font-size: 11px; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.form-actions { padding-top: 3px; }
.form-actions .btn-primary { flex: 1 1 190px; }

.status { display: none; border-radius: 12px; padding: 10px 12px; font-size: 13px; }
.status.show { display: block; }
.status.show::before { display: inline-block; margin-right: 7px; font-weight: 700; }
.status.info { background: #edf5ff; border: 1px solid #bed8f4; color: var(--info); }
.status.info::before { content: "ℹ"; }
.status.success { background: #ecf8f1; border: 1px solid #b7e1c8; color: var(--success); }
.status.success::before { content: "✓"; }
.status.warning { background: var(--warning-soft); border: 1px solid #efd499; color: var(--warning); }
.status.warning::before { content: "!"; }
.status.error { background: #fff0f2; border: 1px solid #fac0ca; color: var(--danger); }
.status.error::before { content: "×"; }

.empty-state { padding: 20px; text-align: center; border: 1px dashed var(--border-strong); border-radius: 14px; background: var(--surface-2); color: var(--muted); font-size: 13px; }
.empty-state strong { display: block; margin-bottom: 3px; color: var(--text); font-size: 14px; }
.selected-summary { display: grid; gap: 5px; padding: 12px; border: 1px solid #9dcfc1; border-radius: 13px; background: var(--accent-soft); }
.selected-summary[hidden] { display: none; }
.selected-summary strong { color: var(--accent-strong); font-size: 13px; }
.selected-summary span { color: var(--muted); font-size: 12px; overflow-wrap: anywhere; }

.notice-panel { box-shadow: none; background: #f8fbfa; }
.notice-list { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.notice-list li { position: relative; padding-left: 21px; color: var(--muted); font-size: 13px; }
.notice-list li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

.search-results { display: grid; gap: 10px; }
.result-card { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 13px; padding: 14px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.result-card-body { display: grid; min-width: 0; gap: 9px; }
.result-cover { position: relative; align-self: stretch; min-height: 112px; overflow: hidden; border: 1px solid var(--border); border-radius: 12px; background: var(--surface-2); }
.result-cover img { display: block; width: 100%; height: 100%; min-height: 112px; object-fit: cover; }
.result-head { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.result-title { margin: 0 0 6px; font-size: 16px; }
.pill-row { display: flex; gap: 5px; flex-wrap: wrap; }
.pill { padding: 3px 8px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); font-size: 11px; }
.pill.internal { border-color: #efd499; background: var(--warning-soft); color: var(--warning); }
.pill.readonly { border-color: #c9d8e6; background: #edf5ff; color: var(--info); }
.pill.archived { border-color: #fac0ca; background: #fff0f2; color: var(--danger); }
.result-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.result-actions .btn { display: inline-flex; flex: 1 1 120px; align-items: center; justify-content: center; text-align: center; text-decoration: none; line-height: 1.35; }
.btn-drive { border-color: #2563eb; background: #2563eb; color: #fff; }
.btn-drive:hover { border-color: #1d4ed8; background: #1d4ed8; }
.check-field { display: flex; align-items: center; gap: 8px; min-height: 44px; color: var(--muted); font-size: 13px; }
.check-field input { width: 18px; height: 18px; }

.admin-grid { display: grid; gap: 16px; }
.user-list { display: grid; gap: 9px; }
.user-card { display: grid; gap: 10px; padding: 13px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.user-card-main { min-width: 0; }
.user-card-main strong, .user-card-main span { display: block; overflow-wrap: anywhere; }
.user-card-main span { color: var(--muted); font-size: 12px; }
.user-card-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.user-role { padding: 3px 8px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-strong); font-size: 11px; font-weight: 700; }
.user-role.inactive { background: #fff0f2; color: var(--danger); }
.user-group + .user-group { margin-top: 16px; }
.user-group-title { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 0 0 8px; font-size: 14px; }
.user-group-count { color: var(--muted); font-size: 11px; font-weight: 500; }
.admin-warning { margin-bottom: 14px; }

.overlay { position: fixed; inset: 0; z-index: 50; display: none; align-items: center; justify-content: center; padding: 20px; background: rgba(13, 42, 35, .56); }
.overlay.show { display: flex; }
.overlay-card { width: min(400px, 100%); padding: 22px; text-align: center; background: var(--surface); border: 1px solid var(--border); border-radius: 20px; box-shadow: var(--shadow); outline: none; }
.overlay-card.manage-card { position: relative; width: min(680px, 100%); max-height: calc(100vh - 40px); overflow: auto; text-align: left; }
.manage-card > h3 { padding-right: 48px; }
.manage-card .date-grid { margin-top: 12px; }
.manage-card .row { margin-top: 16px; }
.modal-close { position: absolute; top: 14px; right: 14px; display: grid; width: 40px; min-height: 40px; place-items: center; padding: 0; border: 1px solid var(--border); border-radius: 11px; background: var(--surface-2); color: var(--muted); font-size: 26px; line-height: 1; }
.modal-close:hover { border-color: var(--border-strong); background: #edf3f1; color: var(--text); }
.danger-zone { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 18px; padding: 12px; border: 2px solid #e98798; border-radius: 13px; background: #fff5f6; }
.danger-zone-copy strong, .danger-zone-copy span { display: block; }
.danger-zone-copy strong { color: var(--danger); font-size: 13px; }
.danger-zone-copy span { margin-top: 2px; color: #8f4250; font-size: 11px; }
.manage-card .btn-danger { flex: 0 0 auto; border: 2px solid var(--danger); color: var(--danger); background: #fff; font-weight: 700; }
.manage-card .btn-danger:hover { background: #ffe4e8; }

@media (max-width: 559px) {
  .danger-zone { align-items: stretch; flex-direction: column; }
  .danger-zone .btn-danger { width: 100%; }
}
.overlay-card h3 { margin: 0 0 6px; }
.progress { height: 8px; margin-top: 14px; overflow: hidden; border-radius: 999px; background: var(--accent-soft); }
.progress-fill { height: 100%; width: 0%; background: var(--accent); transition: width .2s ease; }

@media (min-width: 560px) {
  .landing-wrap { width: min(1160px, calc(100% - 48px)); }
  .landing-nav { min-height: 78px; }
  .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .permission-grid { grid-template-columns: repeat(3, 1fr); }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .step-card { display: block; padding: 22px; }
  .step-card::before { margin-bottom: 25px; }
  .cta-card { padding: 54px 34px; }
  .container { padding: 22px 20px 40px; }
  .username { display: block; max-width: 250px; }
  .tabs { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .date-grid { grid-template-columns: repeat(3, 1fr); }
  .date-grid .field:last-child { grid-column: auto; }
  .activity-row { grid-template-columns: .9fr 1.4fr; }
  .search-grid { grid-template-columns: repeat(3, 1fr); }
  .search-grid.four { grid-template-columns: repeat(4, 1fr); }
  .panel { padding: 20px; }
  .admin-grid { grid-template-columns: minmax(280px, .8fr) minmax(0, 1.2fr); align-items: start; }
  .user-card { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
}

@media (min-width: 900px) {
  .landing-links { display: flex; }
  .landing-hero { grid-template-columns: minmax(0, 1.35fr) minmax(360px, .85fr); gap: 70px; padding: 64px 0 94px; }
  .hero-copy h1 { font-size: 66px; }
  .floating-card { display: block; }
  .landing-section { padding: 92px 0; }
  .topbar { padding: 10px 24px; }
  .app-links { display: flex; }
  .hero { margin-bottom: 18px; }
  .tabs { width: max-content; min-width: 440px; }
  .grid { grid-template-columns: minmax(0, 1.65fr) minmax(280px, .8fr); gap: 16px; align-items: start; }
  #tab-search .grid { grid-template-columns: minmax(0, 1.35fr) minmax(330px, .85fr); }
  .notice-panel { position: sticky; top: 82px; }
}

@media (max-width: 559px) {
  .landing-nav-cta { display: none; }
  .landing-hero { min-height: auto; padding: 46px 0 64px; }
  .hero-copy h1 { font-size: 40px; }
  .login-card { padding: 21px; }
  .landing-section { padding: 60px 0; }
  .brand small { display: none; }
  .topbar .btn { min-height: 40px; padding: 7px 11px; font-size: 12px; }
  .hero p { max-width: 35ch; }
  .row .btn { flex: 1 1 120px; }
  .activity-block-head { display: block; }
  .activity-block-head .hint { margin-top: 2px; text-align: left; }
  .result-card { grid-template-columns: 88px minmax(0, 1fr); gap: 10px; padding: 11px; }
  .result-cover { min-height: 88px; }
  .result-cover img { min-height: 88px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}