:root {
  --bg-color: #f8f4ff;
  --primary-color: #fcfaff;
  --text-color: #111;
  --border-color: color-mix(in oklab, var(--text-color) 18%, transparent);
  --border-color-accent: #ddddee;
  --shadow-color: rgba(0, 0, 0, 0.22);

  /* ===== Status color palette ===== */
  --info:    #7baee6;
  --success: #7bd88f;
  --warn:    #ffd27a;
  --error:   #e68a94;

  --white:   #ffffff;
  --black:   #000000;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #0f002e;
    /* --bg-color: red; */
    --primary-color: #1a103d;
    --text-color: #f5f5f5;
    --border-color: color-mix(in oklab, var(--text-color) 22%, transparent);
    --border-color-accent: #000022;
    --shadow-color: rgba(0, 0, 0, 0.28);
  }
}

body {
  margin:0;
  background-color: var(--bg-color);
  color: var(--text-color);
}


*, *::before, *::after {
  box-sizing: border-box;
}


/* ====== Course display ====== */

.course-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.course-box {
  width: 70%;
  border: 1px solid var(--border-color);
  padding: 1rem;
  border-radius: 10px;
  background-color: var(--primary-color);
  color: var(--text-color);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  transition: transform 0.1s ease-in-out;
  position: relative;
}

.course-box:hover {
  transform: scale(1.01);
  filter: brightness(1.05);
}

.course-box .toggle-indicator {
  display: inline-block;
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: 1.1rem;
  line-height: 1;
  transition: transform .15s ease-in-out;
  opacity: .9;
}

.course-box.collapsed .toggle-indicator {
  transform: rotate(-90deg);
}

.course-box.collapsed .books {
  display: none;
}

.course-box.collapsed .course-delete-btn {
  display: none;
}

.course-title {
  margin: 0 0 0.5rem 0;
  font-size: 1.2rem;
  font-weight: 600;
}

.course-info {
  margin: 0;
  color: inherit;
}

.course-footer {
  width: 70%;
  display: flex;
  justify-content: flex-start;
}


/* ====== Books display ====== */

.books {
  margin-top: .75rem;
}

.books-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: flex-start;
}

.book-item {
  padding: .5rem .75rem;
  background: none;
  position: relative;
  padding-right: 2rem;
  display: inline-flex;
  flex-direction: column;
  flex: 0 1 auto;
  width: auto;
  border: 1px solid var(--border-color-accent);
  border-radius: 12px;
}

.book-title {
  font-weight: 600;
  margin: 0 0 .125rem 0;
}

.book-meta {
  opacity: .8;
  font-size: .9rem;
}

.add-book-btn {
  margin-top: 0.75rem;
  padding: 0.45rem 0.7rem;
  border-radius: 8px;
  border: 1px dashed color-mix(in oklab, var(--text-color) 30%, transparent);
  background: transparent;
  color: var(--text-color);
  cursor: pointer;
  transition: transform .1s ease-in-out, filter .1s ease-in-out;
}

.add-book-btn:hover {
  transform: scale(1.05);
  filter: brightness(1.05);
}

.course-box.collapsed .books-action {
  display: none;
}

.book-menu-btn {
  position: absolute;
  top: 0;
  right: 0;
  width: 32px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-color);
  opacity: .6;
  cursor: pointer;
  transition: opacity .1s ease-in-out, filter .1s ease-in-out;
}

.book-item:hover .book-menu-btn { opacity: 1; }
.book-menu-btn:hover { filter: brightness(1.05); }

.book-popover {
  position: absolute;
  min-width: 160px;
  background: var(--primary-color);
  color: var(--text-color);
  border: 1px solid color-mix(in oklab, var(--text-color) 20%, transparent);
  border-radius: 12px;
  box-shadow: 0 12px 40px var(--shadow-color);
  padding: .25rem;
  z-index: 2000;
}

.book-popover-list {
  display: grid;
  gap: .25rem;
}

.book-popover-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: .5rem .75rem;
  border: none;
  background: transparent;
  color: var(--text-color);
  border-radius: 8px;
  cursor: pointer;
  transition: filter .1s ease-in-out, background .1s ease-in-out;
}

.book-popover-item:hover {
  background: color-mix(in oklab, var(--text-color) 8%, transparent);
  filter: brightness(1.05);
}

/* ====== Chapter display ====== */

.chapters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.chapter-box {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.25);
  background: color-mix(in oklab, var(--primary-color) 92%, black 8%);
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.08);
  user-select: none;
  transition: transform .1s ease-in-out, filter .1s ease-in-out;
  cursor: pointer;
}

.chapter-box.completed {
  background: color-mix(in oklab, var(--text-color) 18%, var(--primary-color) 82%);
  border-color: color-mix(in oklab, var(--text-color) 35%, transparent);
  position: relative;
}

.chapter-box.completed::after {
  content: "✓";
  position: absolute;
  right: 3px;
  bottom: 2px;
  font-size: 0.7rem;
  opacity: 0.85;
}

.chapter-box:hover {
  transform: scale(1.20);
  filter: brightness(1.05);
}


/* ====== Auth view ====== */

.auth-wrap {
  display: flex;
  justify-content: center;
  margin-top: 10vh;
}

.auth-card {
  width: min(420px, 92vw);
  background: var(--primary-color);
  color: var(--text-color);
  border: 1px solid color-mix(in oklab, var(--text-color) 20%, transparent);
  border-radius: 10px;
  box-shadow: 0 20px 60px var(--shadow-color);
  padding: 1rem 1.25rem;
}

.auth-title {
  margin: 0 0 .5rem 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.auth-message {
  min-height: 1.2rem;
  margin-bottom: .5rem;
}

.auth-message.is-error {
  color: crimson;
}

.auth-form {
  display: grid;
  gap: 1rem;
}

.auth-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

/* ===== Banner ===== */

.banner {
  position: sticky;
  top: 0;
  z-index: 1000;

  display: grid;
  grid-template-columns: auto 1fr auto; /* home | left | right */
  grid-template-areas: "home left right";
  align-items: center;
  gap: 8px; /* keep the home icon very close to the left text */

  padding: 20px 16px;
  background: var(--primary-color);
  color: var(--text-color);
}

/* NEW: home button */
.banner__home {
  grid-area: home;
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--text-color);
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.1s ease, filter 0.1s ease;
}
.banner__home:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}
.banner__home:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--text-color) 35%, transparent);
  outline-offset: 2px;
}

/* left: brand / user info */
.banner__left {
  grid-area: left;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;

  font-weight: 500;
  font-size: 1.25rem;
  opacity: 0.9;
}

/* right: actions */
.banner__right {
  grid-area: right;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  justify-self: end;
}

.banner .bf-btn {
  font-size: 0.85rem;
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  background: transparent;
  color: var(--text-color);
  border: 1px solid color-mix(in oklab, var(--text-color) 25%, transparent);
  cursor: pointer;
  transition: transform 0.1s ease, filter 0.1s ease;
}
.banner .bf-btn:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

/* ===== SubBanner (flex-balanced tabs) ===== */
.subbanner {
  position: sticky;
  top: var(--banner-h); /* adjust if banner height differs */
  z-index: 900;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--primary-color);
  border-bottom: 1px solid color-mix(in oklab, var(--text-color) 12%, transparent);
  min-height: 44px;
}

.subtab {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.8rem 0.5rem;
  text-decoration: none;
  color: var(--text-color);
  opacity: 0.85;
  border-bottom: 2px solid transparent;
  transition: opacity 0.15s ease, border-color 0.15s ease, filter 0.15s ease;
  white-space: nowrap;
  text-align: center;
}

.subtab:hover {
  opacity: 1;
  filter: brightness(1.06);
}

.subtab.is-active {
  opacity: 1;
  border-bottom-color: color-mix(in oklab, var(--text-color) 60%, transparent);
  font-weight: 600;
}

/* ====== Button Component ====== */

.btn {
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .1s ease, filter .1s ease;
  background: color-mix(in oklab, var(--text-color) 8%, transparent);
  color: var(--text-color);
}

.btn:hover:not(:disabled) {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Semantic variants */
.btn--primary {
  background: var(--info);
  color: var(--white);
}

.btn--success {
  background: var(--success);
  color: var(--black);
}

.btn--warn {
  background: var(--warn);
  color: var(--black);
}

.btn--danger {
  background: var(--error);
  color: var(--white);
}

/* ===== Card Component ===== */

.card {
  width: 70%;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background-color: var(--primary-color);
  color: var(--text-color);
  padding: 1rem;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  margin-bottom: 1rem;
}


@media (max-width: 600px) {
  .card { width: 95%; }
}


.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.card-title {
  margin: 0;
  font-weight: 600;
}

.card-action-btn {
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-color);
  cursor: pointer;
  transition: transform .1s ease, filter .1s ease;
}
.card-action-btn:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

.card--clickable {
  cursor: pointer;
  transition: transform 0.1s ease-in-out, filter 0.1s ease-in-out;
}

.card--clickable:hover {
  transform: scale(1.01);
  filter: brightness(1.05);
}


/* ===== Mini Card ===== */
.mini-card {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: .75rem;
  border-top: 1px solid var(--border-color);
  background: var(--primary-color);
  color: var(--text-color);
  padding: .6rem .8rem;
}

.mini-card__title {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 600;
  white-space: normal;
  overflow-wrap: anywhere;
}

.mini-card__btn {
  flex: 0 0 auto;
  padding: 0.35rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-color);
  cursor: pointer;
  transition: transform .1s ease, filter .1s ease;
}
.mini-card__btn:hover {
  transform: scale(1.04);
  filter: brightness(1.06);
}


/* ===== ExpandableCard Component ===== */

.exp-card {
  position: relative;
  cursor: pointer;
  transition: transform 0.1s ease-in-out, filter 0.1s ease-in-out;
}

.exp-card:hover {
  transform: scale(1.01);
  filter: brightness(1.05);
}

.exp-card__header {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-right: 1.75rem; /* room for indicator */
}

.exp-card__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
}

.exp-card__subtitle {
  margin: 0;
  opacity: 0.85;
}

.exp-card__indicator {
  position: absolute;
  right: 0.75rem;
  top: 0.75rem;
  font-size: 1.1rem;
  line-height: 1;
  opacity: 0.9;
  transition: transform 0.15s ease-in-out;
}

.exp-card[aria-expanded="false"] .exp-card__indicator {
  transform: rotate(-90deg);
}

.exp-card__content {
  margin-top: 0.75rem;
}


/* ===== Modal Component ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in oklab, var(--black) 40%, transparent);
  display: grid;
  place-items: start center;
  padding-top: 8vh;
  z-index: 3000;
  animation: modal-fade .15s ease;
}

.modal-card {
  width: min(720px, 92vw);
  background: var(--primary-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 24px 80px var(--shadow-color);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .85rem 1rem;
}

.modal-footer {
  padding: 0.75rem 1rem 1rem;
  display: flex;
  justify-content: flex-end;
}

.modal-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
}

.modal-close {
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-color);
  border-radius: 8px;
  width: 32px; height: 32px;
  line-height: 30px;
  font-size: 18px;
  cursor: pointer;
}

.modal-body {
  padding: .9rem 1rem 1.1rem;
}

@keyframes modal-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-overlay.modal-overlay--centered {
  /* override base .modal-overlay grid layout */
  position: fixed;
  inset: 0;
  display: block;
  padding: 0;
}

.modal-card.modal-card--centered {
  /* override base .modal-card width/layout */
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: auto;                 /* beats width:min(720px,92vw) */
  max-width: min(340px, 96vw); /* same cap as datepicker popover */
}


/* ===== Modal (Popover Support) ===== */
.modal-overlay--clear {
  /* keep outside-click close but remove dim */
  background: transparent;
}

.modal-card--popover {
  /* compact card for anchored popovers */
  padding: 0.5rem 0.6rem;
  border-radius: 10px;
  min-width: 220px;
  max-width: min(420px, 96vw);
}

.modal-header--compact {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 0.25rem 0.25rem 0 0.25rem;
}

/* Optional tiny caret */
.modal-card--popover::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--primary-color);
  border-left: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
  transform: rotate(45deg);
  top: -6px;            /* default assumes bottom placement */
  left: 16px;
  box-shadow: -2px -2px 2px rgba(0,0,0,0.02);
}


/* ===== Search List Modal ===== */

.searchlist__input {
  width: 100%;
  padding: .6rem .75rem;
  border: none;
  background: var(--primary-color);
  color: var(--text-color);
  outline: none;
}

.searchlist__list {
  margin-top: .75rem;
  display: grid;
  gap: .5rem;
  max-height: 60vh;
  overflow: auto;
}


/* ===== Input Modal ===== */

.modal-body label {
  display: grid;
  gap: .5rem;
  margin-bottom: .75rem;
}

.input-field {
  width: 80%;
  padding: .55rem .75rem;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--primary-color);
  color: var(--text-color);
  outline: none;
  transition: border-color .15s ease, filter .15s ease;
  justify-content: flex-start;
  display: flex;
  margin: 1rem auto 0 auto;
}

.input-field:focus {
  border-color: color-mix(in oklab, var(--text-color) 35%, transparent);
  filter: brightness(1.05);
}

.field-error {
  min-height: 1rem;
  font-size: .9rem;
  color: var(--error);
  opacity: .95;
}

.modal-actions {
  padding: 0 .9rem 1rem;
  display: flex;
  justify-content: flex-end;
  gap: .5rem;
}


/* ===== Form Component ===== */

.form-modal {
  width: min(680px, 92vw);
  padding: 8px;
}

.form {
  display: grid;
  gap: 0.5rem;
}

.form-row {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.form-label {
  font-weight: 700;
  letter-spacing: 0.2px;
}

.form-input {
  width: 90%;
  margin: 0;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
}

.form-input::placeholder {
  opacity: 0.65;
}

.form-input:focus {
  border-color: color-mix(in oklab, var(--text-color) 40%, transparent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--text-color) 14%, transparent);
  filter: none;
}

.form-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

/* ===== Toast Component ===== */

#toast-root {
  position: fixed;
  top: 12px;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  width: 70%;
  max-width: 1000px;
  padding: 0.9rem 1rem;
  border-radius: 10px;
  box-shadow: 0 12px 40px var(--shadow-color);
  color: #fff;
  font-size: 14px;
  border: 1px solid rgba(255,255,255,.08);
  opacity: 0;
  transform: translateY(-14px);
  transition: opacity .22s ease, transform .22s ease;
}

/* mobile: mirror .course-box breakpoint */
@media (max-width: 600px) {
  .toast { width: 90%; }
}

/* animated states */
.toast--show {
  opacity: 1;
  transform: translateY(0);
}
.toast--hide {
  opacity: 0;
  transform: translateY(-10px); /* slide back up on dismiss */
}

/* semantic colors via root variables */
.toast--info    { background: var(--info);    color: var(--white) }
.toast--success { background: var(--success); color: var(--black) }
.toast--warn    { background: var(--warn);    color: var(--black) }
.toast--error   { background: var(--error);   color: var(--white) }

/* ===== DatePicker (popover) ===== */
.datepicker-popover.modal-card--popover {
  width: auto;
  min-width: 240px;
  max-width: 340px;
  padding: 8px;
  border-radius: 14px;
}

.dp-body { display: grid; gap: 8px; }

.dp-row { display: flex; align-items: center; gap: 8px; }

.dp-input {
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--primary-color);
  color: var(--text-color);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}

/* date input grows */
.dp-input[type="date"] {
  flex: 1;
  min-width: 0;      /* prevents overflow on narrow screens */
}

/* hour input stays small */
.dp-input[type="number"] {
  width: 56px;
  text-align: center;
}

/* remove number spinners */
.dp-input[type="number"]::-webkit-inner-spin-button,
.dp-input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.dp-input[type="number"] {
  -moz-appearance: textfield;
}

.dp-input:focus {
  border-color: color-mix(in oklab, var(--text-color) 40%, transparent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--text-color) 14%, transparent);
}

/* narrower date field */
.dp-row .dp-input[type="date"] {
  max-width: 200px;
}

/* hour input: smaller + no arrows */
.dp-row .dp-input[type="number"] {
  max-width: 64px;
  text-align: center;
}

/* hide arrows in all browsers */
.dp-input[type="number"]::-webkit-inner-spin-button,
.dp-input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.dp-input[type="number"] {
  -moz-appearance: textfield;
}

/* quick chips */
.dp-quick { justify-content: flex-start; flex-wrap: wrap; }

.dp-chip {
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-color);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform .1s ease, filter .1s ease, background .1s ease;
}
.dp-chip:hover {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

/* actions */
.dp-actions { justify-content: flex-end; gap: 0.5rem; }

/* ===== ChapterItem Component ===== */

.chapter-box:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--text-color) 40%, transparent);
  outline-offset: 2px;
}

/* small dot indicating a deadline exists */
.chapter-box.has-deadline {
  position: relative;
}
.chapter-box.has-deadline::before {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warn); /* default: yellow (has deadline) */
  opacity: 0.9;
}

/* overdue (deadline passed, not completed) turns dot red */
.chapter-box.has-deadline.deadline-past::before {
  background: var(--error);
}

/* Completed chapters go green */
.chapter-box.completed {
  background: var(--success);
  color: var(--black);
  border-color: color-mix(in oklab, var(--success) 55%, transparent);
}

/* Completed always trumps red or yellow */
.chapter-box.completed.has-deadline::before,
.chapter-box.completed.deadline-past::before {
  background: var(--success);
}

/* ===== Calendar Subscribe (FAB + modal) ===== */

/* FAB: bottom-left, transparent, icon-only (black in light, white in dark via --text-color) */
.fab {
  position: fixed;
  background: transparent;
  color: var(--text-color);
  border: none;
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
  z-index: 2000;
}
.fab:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--text-color) 35%, transparent);
  outline-offset: 2px;
}
.fab--bl { left: 20px; bottom: 20px; }
.fab--round { border-radius: 9999px; }
.fab--calendar .icon {
  width: 40px;
  height: 40px;
  transition: transform 120ms ease; /* keep it snappy */
  transform-origin: center;
}

.fab--calendar:hover .icon {
  transform: scale(1.2); /* ~20% grow */
}

/* Generic svg icon node parsed from your SVG strings */
.icon { display: block; fill: currentColor; }

/* Modal layout */
.cal-sub__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  align-items: center;
}
.cal-sub__label { font-weight: 600; opacity: 0.9; }

/* Override the global input-field width/margins for this modal */
.cal-sub__input.input-field {
  width: 100%;
  margin: 0;
}

.cal-sub__actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}

/* Button with leading icon */
.btn--icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn--icon .icon { width: 16px; height: 16px; }


/* ===== BookItem Component ===== */

.book-item {
  position: relative; /* ensures menu button positioning works reliably */
}

.book-item .book-menu-btn:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--text-color) 35%, transparent);
  outline-offset: 2px;
}


/* ===== Chapter actions popover ===== */
.chapter-actions .modal-header { /* hide close header for this popover */
  display: none;
}
.chapter-actions .modal-body {
  padding: 0.5rem 0.6rem;
}

/* vertical stack: one row per action */
.chapter-actions__col {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* a single action row */
.chapter-actions__row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

/* bigger, borderless calendar button */
.chapter-actions__calendar {
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--text-color);
  font-size: 1.35rem;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  transition: transform .1s ease, filter .1s ease;
}
.chapter-actions__calendar:hover {
  transform: scale(1.06);
  filter: brightness(1.06);
}

.chapter-actions__deadline {
  opacity: 0.9;
  font-size: 0.95rem;
}


/* ===== ArticleItem Component ===== */
.article-item { position: relative; }
.article-pill  { font-size: 0; } /* hides the '1' label on the single pill */

/* ===== AssignmentItem Component ===== */
.assignment-item { position: relative; }
.assignment-pill  { font-size: 0; } /* hide the "1" label on the single pill */

/* ===== Book meatball menu (compact popover) ===== */
.bookmenu-popover.modal-card--popover {
  width: auto;                /* override 720px */
  min-width: 140px;
  max-width: 220px;
  padding: 6px;               /* tight chrome */
  border-radius: 12px;
  box-shadow: 0 18px 60px var(--shadow-color);
}
.bookmenu-popover .modal-header { display: none; }      /* hide the X */
.bookmenu-popover .modal-body  { padding: 4px; }        /* remove extra padding */

.bookmenu-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.bookmenu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-color);
  cursor: pointer;
  transition: background .12s ease, filter .12s ease;
}
.bookmenu-item:hover {
  background: color-mix(in oklab, var(--text-color) 8%, transparent);
  filter: brightness(1.03);
}
.bookmenu-item--danger { color: var(--error); }


/* ==============================================================*/
/* ==============================================================*/
/* ======================== Page Layouts ========================*/
/* ==============================================================*/
/* ==============================================================*/

/* ====== University layout ====== */

.uni-container {
   overflow-x: hidden;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.uni-footer {
  width: 70%;
  margin: 1rem auto 0 auto;
  display: flex;
  justify-content: flex-start;
}

@media (max-width: 600px) {
  .uni-footer {
    width: 90%;
    justify-content: center;
  }
}


/* Actions row under each course in Books */
.books-actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}


/* === Compact popover=== */
.modal-card.modal-card--popover {
  width: auto;                 /* override global 720px */
  min-width: 150px;
  max-width: 380px;
  padding: 0.5rem 0.6rem;
  border-radius: 10px;
}