/* ============================================================
   ACCOUNT, AUTH MODAL, MEGA MENU, DEMO MODAL
   ============================================================ */

/* ===== Mega menu trigger button ===== */
.menu-trigger {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  font-size: 13px; font-weight: 500;
  letter-spacing: -0.005em;
  color: var(--ink-2);
  border-radius: 999px;
  cursor: pointer;
  transition: color .2s, background .2s;
  position: relative;
}
.menu-trigger:hover, .menu-trigger.on { color: var(--ink); }
.menu-trigger .caret {
  width: 10px; height: 10px;
  transition: transform .3s var(--ease);
}
.menu-trigger.on .caret { transform: rotate(180deg); }

/* ===== Mega menu panel ===== */
.mega-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%; transform: translateX(-50%) translateY(-8px);
  width: min(960px, calc(100vw - 40px));
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.04);
  opacity: 0; pointer-events: none;
  transition: opacity .25s var(--ease), transform .3s var(--ease);
  z-index: 90;
}
.mega-menu.open {
  opacity: 1; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
[data-theme="dark"] .mega-menu {
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
.mega-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
}
.mega-h {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  margin-bottom: 14px;
  font-weight: 500;
}
.mega-cats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.mega-cat {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px;
  border-radius: var(--r-md);
  cursor: pointer;
  transition: background .2s;
  text-align: left;
  width: 100%;
  background: transparent;
  border: none;
  color: var(--ink);
}
.mega-cat:hover { background: var(--bg-soft); }
.mega-cat-ic {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mega-cat-ic svg { width: 20px; height: 20px; }
.mega-cat-info { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.mega-cat-info .n {
  font-family: var(--display);
  font-size: 14px; font-weight: 500;
  letter-spacing: -0.01em;
}
.mega-cat-info .d {
  font-size: 12px;
  color: var(--ink-3);
  line-height: 1.4;
}
.mega-side {
  background: var(--bg-soft);
  border-radius: var(--r-md);
  padding: 20px;
  display: flex; flex-direction: column;
}
.mega-side h4 {
  font-family: var(--display);
  font-size: 16px; font-weight: 500;
  margin-bottom: 4px;
}
.mega-side p {
  font-size: 12px;
  color: var(--ink-3);
  margin-bottom: 14px;
}
.mega-demo-list { display: flex; flex-direction: column; gap: 8px; }
.mega-demo {
  display: flex; align-items: center; gap: 12px;
  padding: 10px;
  border-radius: var(--r-sm);
  background: var(--surface);
  cursor: pointer;
  transition: transform .25s var(--ease), border-color .2s;
  border: 1px solid var(--line);
  text-align: left;
  width: 100%;
  color: var(--ink);
}
.mega-demo:hover { transform: translateX(4px); border-color: var(--ink); }
.mega-demo-thumb {
  width: 44px; height: 44px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mega-demo-info { flex: 1; min-width: 0; }
.mega-demo-info .n {
  font-family: var(--display);
  font-size: 13px; font-weight: 500;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.mega-demo-info .m {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: #1F7A4F;
  margin-top: 2px;
}
.mega-demo .play-ic {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mega-demo .play-ic svg { width: 10px; height: 10px; }

/* ===== Auth modal ===== */
.modal {
  position: fixed; inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s var(--ease);
}
.modal.open { pointer-events: auto; opacity: 1; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(10, 9, 8, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.modal-panel {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, calc(-50% + 24px));
  background: var(--surface);
  border-radius: var(--r-xl);
  width: min(440px, calc(100vw - 32px));
  padding: 36px;
  transition: transform .35s var(--ease);
  cursor: auto;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
}
.modal.open .modal-panel { transform: translate(-50%, -50%); }
.modal-close {
  position: absolute;
  top: 18px; right: 18px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink);
  cursor: pointer;
  transition: background .2s;
}
.modal-close:hover { background: var(--line); }

.auth-tabs {
  display: flex;
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 4px;
  margin-bottom: 24px;
}
.auth-tab {
  flex: 1;
  padding: 10px 16px;
  font-size: 13px; font-weight: 500;
  border-radius: 999px;
  color: var(--ink-3);
  transition: all .25s var(--ease);
  cursor: pointer;
}
.auth-tab.on {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 2px 6px rgba(0,0,0,0.06);
}
.auth-form { display: none; }
.auth-form.active { display: block; }
.auth-form h2 {
  font-family: var(--display);
  font-size: 32px; font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.auth-form .sub {
  font-size: 14px;
  color: var(--ink-3);
  margin-bottom: 24px;
}
.auth-form .field {
  margin-bottom: 14px;
}
.auth-form label {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  margin-bottom: 6px;
}
.auth-form input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-soft);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-family: var(--body);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: all .2s;
}
.auth-form input:focus {
  background: var(--surface);
  border-color: var(--ink);
}
.auth-submit {
  width: 100%;
  padding: 16px;
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--r-md);
  font-size: 14px; font-weight: 500;
  margin-top: 8px;
  cursor: pointer;
  transition: background .2s;
}
.auth-submit:hover { background: var(--accent); color: #fff; }

/* Auth error banner */
.auth-error {
  display: none;
  margin-top: 12px;
  padding: 11px 14px;
  border-radius: var(--r-md);
  background: color-mix(in oklab, #D7382A 12%, transparent);
  border: 1px solid color-mix(in oklab, #D7382A 40%, transparent);
  color: #B02A1E;
  font-size: 13px;
  line-height: 1.4;
  font-weight: 500;
}
[data-theme="dark"] .auth-error { color: #FF9A8C; }
.auth-error.show {
  display: block;
  animation: authErrShake .32s cubic-bezier(.36,.07,.19,.97);
}
@keyframes authErrShake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

.auth-or {
  display: flex; align-items: center; gap: 12px;
  margin: 20px 0 14px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.auth-or::before, .auth-or::after {
  content: ''; flex: 1; height: 1px; background: var(--line);
}
.auth-soc { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.auth-soc button {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  color: var(--ink);
  font-size: 13px; font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  transition: border-color .2s, background .2s;
  cursor: pointer;
}
.auth-soc button:hover { border-color: var(--ink); background: var(--bg-soft); }
.auth-terms-t {
  font-size: 11px; color: var(--ink-3);
  margin-top: 14px; text-align: center;
}

/* ===== Account button (top nav) ===== */
.btn-account {
  display: none;
  align-items: center; gap: 8px;
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  cursor: pointer;
  font-size: 13px; font-weight: 500;
  color: var(--ink);
  transition: border-color .2s;
}
.btn-account:hover { border-color: var(--ink); }
.acc-av {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: 13px;
}
.acc-name { max-width: 90px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ===== Account page ===== */
#page-account .container { padding: 100px 32px 80px; }
.acc-h {
  font-family: var(--display);
  font-size: clamp(48px, 7vw, 96px);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 12px;
}
.acc-h .ser { font-family: var(--serif); font-style: italic; font-weight: 300; }
.acc-h-sub {
  font-size: 16px;
  color: var(--ink-3);
  margin-bottom: 48px;
}

#accountContent {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
}

.acc-side {
  position: sticky; top: 100px;
  display: flex; flex-direction: column;
  gap: 16px;
}

.acc-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
  text-align: center;
}
.acc-big-av {
  width: 72px; height: 72px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600;
  font-size: 28px;
  font-family: var(--display);
}
.acc-name-big {
  font-family: var(--display);
  font-size: 18px; font-weight: 500;
  letter-spacing: -0.01em;
}
.acc-email {
  font-size: 13px;
  color: var(--ink-3);
  margin-top: 2px;
}
.acc-meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  text-transform: uppercase;
}

.acc-nav {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 8px;
  display: flex; flex-direction: column;
}
.acc-nav button {
  padding: 12px 14px;
  background: transparent;
  border: none;
  border-radius: var(--r-md);
  font-size: 14px;
  color: var(--ink-2);
  text-align: left;
  display: flex; align-items: center; gap: 12px;
  cursor: pointer;
  transition: background .2s, color .2s;
  font-family: var(--body);
}
.acc-nav button svg { flex-shrink: 0; opacity: 0.7; }
.acc-nav button:hover { background: var(--bg-soft); color: var(--ink); }
.acc-nav button.on {
  background: var(--ink);
  color: var(--bg);
}
.acc-nav button.on svg { opacity: 1; }
.acc-count {
  margin-left: auto;
  background: var(--bg-soft);
  color: var(--ink-2);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--mono);
  font-weight: 500;
}
.acc-nav button.on .acc-count {
  background: rgba(255,255,255,0.18);
  color: var(--bg);
}
.acc-logout {
  margin-top: 4px;
  padding-top: 12px !important;
  border-top: 1px solid var(--line) !important;
  border-radius: 0 !important;
  color: var(--ink-3) !important;
}
.acc-logout:hover { color: #B0331E !important; background: transparent !important; }

.acc-main { min-width: 0; }
.acc-section-h {
  margin-bottom: 28px;
}
.acc-section-h h2 {
  font-family: var(--display);
  font-size: 36px; font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.acc-section-h p {
  font-size: 14px;
  color: var(--ink-3);
}

/* Account courses */
.acc-courses {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.acc-course {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  cursor: pointer;
  transition: border-color .25s, transform .3s var(--ease);
}
.acc-course:hover { border-color: var(--ink); transform: translateY(-2px); }
.acc-course-thumb {
  height: 130px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.acc-course-thumb svg { width: 50%; height: 50%; }
.acc-course-body { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.acc-course-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.acc-course-body h4 {
  font-family: var(--display);
  font-size: 16px; font-weight: 500;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
.acc-progress {
  display: flex; align-items: center; gap: 10px;
  margin-top: auto;
}
.acc-progress-bar {
  flex: 1;
  height: 4px;
  background: var(--bg-soft);
  border-radius: 2px;
  overflow: hidden;
}
.acc-progress-bar span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width .5s var(--ease);
}
.acc-progress-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}
.acc-cont {
  margin-top: 8px;
  padding: 8px 12px;
  background: transparent;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 12px; font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  align-self: flex-start;
  transition: background .2s, color .2s;
}
.acc-cont:hover { background: var(--ink); color: var(--bg); }

/* Materials */
.acc-mat-block {
  margin-bottom: 28px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
}
.acc-mat-block h3 {
  font-family: var(--display);
  font-size: 18px; font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
}
.acc-files { display: flex; flex-direction: column; gap: 8px; }
.acc-file {
  display: flex; align-items: center; gap: 14px;
  padding: 14px;
  background: var(--bg-soft);
  border-radius: var(--r-md);
  transition: background .2s;
}
.acc-file:hover { background: var(--line); }
.acc-file-ext {
  width: 44px; height: 44px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 10px; font-weight: 600;
  color: #fff;
  flex-shrink: 0;
  letter-spacing: 0.04em;
}
.ext-pdf { background: #B0331E; }
.ext-xlsx { background: #1F7A4F; }
.ext-zip { background: #5B3DA8; }
.acc-file-info { flex: 1; min-width: 0; }
.acc-file-info .n { display: block; font-size: 14px; font-weight: 500; }
.acc-file-info .s {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
}
.acc-file-dl {
  padding: 8px 14px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  font-size: 12px; font-weight: 500;
  cursor: pointer;
  transition: background .2s;
}
.acc-file-dl:hover { background: var(--accent); color: #fff; }

/* Payments table */
.acc-table-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.acc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.acc-table th {
  text-align: left;
  padding: 16px 20px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  font-weight: 500;
  background: var(--bg-soft);
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
}
.acc-table td {
  padding: 16px 20px;
  border-top: 1px solid var(--line);
  vertical-align: middle;
}
.acc-table tr:first-child td { border-top: none; }
.acc-table .t-r { text-align: right; }
.pay-receipt {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-2);
  background: var(--bg-soft);
  padding: 3px 8px;
  border-radius: 4px;
}
.pay-method-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}
.pay-status {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  display: inline-block;
}
.pay-status.ok {
  background: #D9EAE0;
  color: #1F7A4F;
}
[data-theme="dark"] .pay-status.ok { background: rgba(31,122,79,0.2); }

/* Settings */
.acc-settings {
  display: flex; flex-direction: column; gap: 16px;
  max-width: 480px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
}
.acc-settings .field { display: flex; flex-direction: column; gap: 6px; }
.acc-settings label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.acc-settings input {
  padding: 12px 14px;
  background: var(--bg-soft);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-family: var(--body);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: all .2s;
}
.acc-settings input:focus { background: var(--surface); border-color: var(--ink); }
.acc-settings button { align-self: flex-start; margin-top: 8px; }

/* Empty states */
.acc-empty, .acc-empty-state {
  text-align: center;
  padding: 80px 24px;
  background: var(--surface);
  border: 1px dashed var(--line-2);
  border-radius: var(--r-lg);
  grid-column: 1 / -1;
}
.aes-illu {
  font-size: 56px;
  margin-bottom: 16px;
  filter: grayscale(0.3);
}
.acc-empty h2, .acc-empty-state h3 {
  font-family: var(--display);
  font-size: 28px; font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.acc-empty p, .acc-empty-state p {
  font-size: 15px;
  color: var(--ink-3);
  margin-bottom: 24px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}
.acc-empty-actions {
  display: flex; gap: 8px; justify-content: center; flex-wrap: wrap;
}

/* ===== Demo modal ===== */
.demo-panel {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, calc(-50% + 24px));
  background: var(--surface);
  border-radius: var(--r-xl);
  width: min(960px, calc(100vw - 32px));
  max-height: calc(100vh - 32px);
  overflow: hidden;
  display: grid;
  grid-template-columns: 320px 1fr;
  transition: transform .35s var(--ease);
}
.modal.open .demo-panel { transform: translate(-50%, -50%); }
.demo-side {
  background: var(--bg-soft);
  padding: 24px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  overflow-y: auto;
  max-height: calc(100vh - 32px);
}
.demo-thumb {
  height: 120px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.demo-thumb svg { width: 48px; height: 48px; }
.demo-pill {
  display: inline-flex; align-self: flex-start;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: #1F7A4F;
  background: #D9EAE0;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}
[data-theme="dark"] .demo-pill { background: rgba(31,122,79,0.2); }
.demo-title {
  font-family: var(--display);
  font-size: 22px; font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 10px;
}
.demo-summary {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
  margin-bottom: 16px;
}
.demo-author {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px;
  margin-bottom: 18px;
}
.demo-author .dav {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600;
}
.demo-lessons-h {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  margin-bottom: 8px;
}
.demo-lessons {
  display: flex; flex-direction: column; gap: 4px;
  margin-bottom: 16px;
}
.demo-l {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: left;
  transition: all .2s;
  color: var(--ink);
}
.demo-l:hover { background: var(--surface); }
.demo-l.on {
  background: var(--surface);
  border-color: var(--ink);
}
.dl-n {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
}
.dl-t {
  font-size: 13px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.dl-d {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-3);
}
.demo-add {
  margin-top: auto;
  padding: 12px;
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--r-md);
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  transition: background .2s;
}
.demo-add:hover { background: var(--accent); color: #fff; }

.demo-content {
  display: flex; flex-direction: column;
  padding: 32px 36px;
  overflow-y: auto;
  max-height: calc(100vh - 32px);
}
.demo-lesson-meta {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.demo-lesson-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--ink-3); }
.demo-lesson-t {
  font-family: var(--display);
  font-size: 32px; font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.demo-video-stub {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #1a1a1a, #0a0a0a);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.demo-video-stub::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(43,89,255,0.3), transparent 50%);
}
.demo-video-stub .play {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  display: flex; align-items: center; justify-content: center;
  color: #0A0908;
  position: relative;
  cursor: pointer;
  transition: transform .25s;
}
.demo-video-stub .play:hover { transform: scale(1.08); }
.demo-video-stub .play svg { width: 24px; height: 24px; margin-left: 3px; }
.demo-lesson-body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-2);
  margin-bottom: 32px;
  white-space: pre-line;
}
.demo-actions {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}
.demo-counter {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
}
.demo-prev, .demo-next {
  padding: 10px 18px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  font-size: 13px; font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  transition: all .2s;
}
.demo-next { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.demo-prev:hover:not(:disabled) { border-color: var(--ink); }
.demo-next:hover:not(:disabled) { background: var(--accent); border-color: var(--accent); color: #fff; }
.demo-prev:disabled, .demo-next:disabled { opacity: 0.4; cursor: default; }

/* ===== Demo badge on cards ===== */
.demo-badge {
  position: absolute;
  top: 12px; right: 12px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  color: #0A0908;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  transition: transform .25s var(--ease);
}
.course.is-demo:hover .demo-badge { transform: scale(1.12); }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 32px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--bg);
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 14px; font-weight: 500;
  z-index: 10000;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s, transform .35s var(--ease);
  box-shadow: 0 12px 32px rgba(0,0,0,0.18);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Responsive */
@media (max-width: 1100px) {
  #accountContent { grid-template-columns: 1fr; }
  .acc-side { position: static; }
  .acc-card { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; text-align: left; }
  .acc-big-av { margin: 0; width: 56px; height: 56px; font-size: 22px; }
  .acc-meta { display: none; }
  .acc-nav { flex-direction: row; flex-wrap: wrap; }
  .acc-nav button { flex: 1; min-width: 140px; }
  .acc-courses { grid-template-columns: 1fr; }
  .acc-course { grid-template-columns: 100px 1fr; }
  .acc-course-thumb { height: 100px; }
  .demo-panel { grid-template-columns: 1fr; max-height: 100vh; height: 100vh; border-radius: 0; }
  .demo-side { border-right: none; border-bottom: 1px solid var(--line); max-height: 280px; }
}
@media (max-width: 700px) {
  .mega-grid { grid-template-columns: 1fr; }
  .mega-cats { grid-template-columns: 1fr; }
  .menu-trigger { display: none; }
  .acc-table th:nth-child(2), .acc-table td:nth-child(2),
  .acc-table th:nth-child(4), .acc-table td:nth-child(4) { display: none; }
}


/* ===== Dashboard ===== */
.acc-greet-h {
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.acc-greet-h h1 {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
  color: var(--ink);
}
.acc-greet-h p {
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0;
}

/* Resume card — most prominent block */
.acc-resume-card {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  gap: 24px;
  align-items: center;
  background: var(--ink);
  color: #fff;
  border-radius: 20px;
  padding: 24px;
  margin-bottom: 28px;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  box-shadow: 0 12px 40px rgba(10,9,8,0.18);
}
.acc-resume-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 56px rgba(10,9,8,0.28);
}
.acc-resume-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 1.6;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.acc-resume-thumb svg {
  width: 70%; height: 70%;
  opacity: 0.55;
}
.acc-resume-play {
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.18);
}
.acc-resume-play svg {
  width: 56px; height: 56px;
  opacity: 1;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.4));
}
.acc-resume-info { min-width: 0; }
.acc-resume-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 8px;
}
.acc-resume-info h3 {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 8px;
  color: #fff;
}
.acc-resume-meta {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 14px;
}
.acc-resume-bar {
  position: relative;
  height: 6px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  overflow: hidden;
  max-width: 360px;
}
.acc-resume-bar div {
  position: absolute; inset: 0;
  background: var(--accent, #B8421F);
  border-radius: 999px;
}
.acc-resume-bar span {
  position: absolute;
  right: 0; top: -22px;
  font-size: 11px;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
}
.acc-resume-btn {
  background: var(--accent, #B8421F);
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 14px 22px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .2s var(--ease);
}
.acc-resume-btn:hover { transform: translateX(3px); }

.acc-resume-empty {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  margin-bottom: 28px;
}
.acc-resume-empty h3 {
  font-size: 22px;
  font-weight: 500;
  margin: 0 0 8px;
}
.acc-resume-empty p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

/* Stats grid */
.acc-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.acc-stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}
.acc-stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink-soft);
}
.acc-stat-ic {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.acc-stat-n {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
  color: var(--ink);
}
.acc-stat-l {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.acc-stat-d {
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.4;
}

.acc-section-h.compact {
  margin-bottom: 16px;
  padding-bottom: 12px;
}
.acc-section-h.compact h3 {
  font-size: 16px;
  font-weight: 500;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.acc-count-inline {
  font-size: 11px;
  font-weight: 600;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 999px;
  color: var(--ink-soft);
}

.acc-course.rec {
  border-style: dashed;
}
.acc-rec-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.acc-rec-price {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}
.acc-rec-cta {
  font-size: 12px;
  color: var(--accent, #B8421F);
  font-weight: 500;
}

/* Payment summary on dashboard */
.acc-pay-sum {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #FFF6E8, #FFEED2);
  border: 1px solid #F0D8A0;
  border-radius: 16px;
  padding: 24px 28px;
  margin: 32px 0 24px;
}
.acc-pay-sum-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: #876200;
  margin-bottom: 8px;
}
.acc-pay-sum-n {
  font-size: 36px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  color: #2A1F00;
  margin-bottom: 6px;
}
.acc-pay-sum-n span {
  font-size: 16px;
  font-weight: 400;
  color: #876200;
  margin-left: 4px;
}
.acc-pay-sum-d {
  font-size: 13px;
  color: #876200;
}

/* Cards tab */
.cc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.cc-card {
  position: relative;
  border-radius: 18px;
  padding: 22px 22px 80px;
  color: #fff;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 32px rgba(10,9,8,0.18);
  font-family: 'Geist Mono', monospace;
  overflow: hidden;
}
.cc-card::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.cc-card::after {
  content: '';
  position: absolute;
  bottom: -60px; left: -20px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.cc-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 1;
}
.cc-chip {
  width: 38px; height: 28px;
  border-radius: 5px;
  background: linear-gradient(135deg, #d4b34d, #a5862e);
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1px;
  padding: 4px;
}
.cc-chip span {
  background: rgba(0,0,0,0.18);
  border-radius: 1px;
}
.cc-brand {
  font-family: 'Geist', sans-serif;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.05em;
  font-style: italic;
}
.cc-num {
  font-size: 18px;
  letter-spacing: 0.18em;
  margin: 28px 0 18px;
  position: relative;
  z-index: 1;
}
.cc-bot {
  position: absolute;
  left: 22px; right: 22px; bottom: 22px;
  display: flex;
  gap: 28px;
  align-items: flex-end;
  z-index: 1;
}
.cc-l {
  font-size: 8px;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.55);
  margin-bottom: 4px;
}
.cc-v {
  font-size: 12px;
  letter-spacing: 0.05em;
}
.cc-pri {
  margin-left: auto;
  background: rgba(255,255,255,0.18);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 9px;
  letter-spacing: 0.14em;
  font-weight: 600;
}
.cc-actions {
  position: absolute;
  inset: 0;
  background: rgba(10,9,8,0.85);
  display: flex;
  flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px;
  border-radius: 18px;
  opacity: 0;
  transition: opacity .25s var(--ease);
}
.cc-card:hover .cc-actions { opacity: 1; }
.cc-actions button {
  background: #fff;
  color: #0A0908;
  border: 0;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}
.cc-actions button:hover { background: var(--accent, #B8421F); color: #fff; }

.cc-empty {
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.cc-empty svg { color: var(--ink-soft); margin-bottom: 12px; }
.cc-empty h3 { font-size: 18px; font-weight: 500; margin: 0 0 6px; color: var(--ink); }
.cc-empty p { font-size: 14px; margin: 0; }

.cc-add-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}
.cc-add-block h3 {
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 20px;
}
.cc-form { display: grid; gap: 16px; }
.cc-form-row.two {
  display: grid;
  grid-template-columns: 1fr 140px 100px;
  gap: 12px;
}
.cc-field { display: flex; flex-direction: column; gap: 6px; }
.cc-field span {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
}
.cc-field input {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  transition: border-color .2s;
}
.cc-field input:focus {
  outline: none;
  border-color: var(--ink);
}
.cc-secure {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  margin-top: 4px;
}

/* Empty state for tabs */
.acc-empty-state {
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: 16px;
  padding: 60px 32px;
  text-align: center;
}
.aes-illu {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.7;
}
.acc-empty-state h3 {
  font-size: 22px;
  font-weight: 500;
  margin: 0 0 8px;
}
.acc-empty-state p {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 20px;
}

/* Responsive */
@media (max-width: 1100px) {
  .acc-stats { grid-template-columns: repeat(2, 1fr); }
  .acc-resume-card { grid-template-columns: 1fr; }
  .acc-resume-btn { width: 100%; }
  .acc-resume-thumb { aspect-ratio: 2.4; }
  .acc-pay-sum { flex-direction: column; align-items: flex-start; gap: 16px; }
}
@media (max-width: 700px) {
  .acc-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .acc-stat-n { font-size: 24px; }
  .cc-form-row.two { grid-template-columns: 1fr 1fr; }
  .cc-form-row.two .cc-field:first-child { grid-column: 1 / -1; }
}