/* ===== Course Catalog ===== */
.iss-course-catalog { --iss-text:#1e2a2a; --iss-border:#a9afb8; --iss-panel:#e4e6e9; --iss-focus:#0b5fff; width:100%; max-width:1500px; margin:0 auto; color:var(--iss-text); }
.iss-course-catalog *,.iss-course-catalog *::before,.iss-course-catalog *::after { box-sizing:border-box; }

/* ===== Main Layout ===== */
.iss-course-layout { display:grid; grid-template-columns:minmax(0,1.75fr) minmax(330px,.95fr); gap:clamp(34px,6vw,90px); align-items:start; }

/* ===== Course Grid ===== */
.iss-course-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; align-items:start; width:100%; }
.iss-course-group { min-width:0; width:100%; }
.iss-course-items { display:grid; grid-template-columns:minmax(0,1fr); gap:5px; width:100%; margin-top:5px; }

/* ===== Category Headers ===== */
.iss-course-group__title { display:flex; align-items:center; width:100%; min-height:58px; margin:0 0 5px; padding:10px 14px!important; border-radius:7px; background:var(--group-color); color:var(--group-text)!important; font: 800 16px 'Roboto' !important; line-height: 1.18 !important; }

/* ===== Course Buttons ===== */
.iss-course-button { appearance:none; display:flex; align-items:center; width:100%; min-height:55px; margin:0; padding:8px 12px; border:1px solid var(--iss-border); border-radius:6px; background:#ffffff; color:#1e2a2a; font:inherit; font-size:14px; font-weight:500; line-height:1.25; text-align:left; cursor:pointer; transition:background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease; }
.iss-course-button:hover { transform:translateY(-1px); border-color:var(--group-color); background:#f1f3f4; box-shadow:0 5px 12px rgba(30,42,42,.12); }
.iss-course-catalog button.iss-course-button.is-active,.iss-course-catalog button.iss-course-button[aria-pressed="true"] { background:#dfe3e6 !important; border-color:var(--group-color) !important; color:#1e2a2a !important; box-shadow:inset 4px 0 0 var(--group-color),0 4px 10px rgba(30,42,42,.12) !important; font-weight:700 !important; transform:none; }

/* ===== Bottom Grid ===== */
.iss-course-bottom-grid { grid-column:1 / -1; display:grid; grid-template-columns:2fr 1fr; gap:8px; align-items:start; width:100%; }
.iss-course-items--two-column { grid-template-columns:repeat(2,minmax(0,1fr)); gap:5px 8px; }

/* ===== View All Courses Button ===== */
.iss-course-panel-mount .iss-view-all-courses {
  display:flex;
  align-items:center;
  justify-content:center;
  width:100%;
  min-height:52px;
  margin-top:40px!important;
  padding:12px 26px;
  border-radius:12px;
  background:linear-gradient(90deg,#4faeaa 0%,#c3da4d 100%);
  color:#ffffff !important;
  font-size:16px;
  font-weight:800;
  text-decoration:none;
  box-shadow:0 8px 18px rgba(30,42,42,.16);
  transition:transform .18s ease,box-shadow .18s ease;
  order:2;
}

.iss-course-panel-mount .iss-view-all-courses:hover {
  transform:translateY(-2px);
  color:#ffffff !important;
  box-shadow:0 12px 24px rgba(30,42,42,.2);
}

/* ===== Course Details ===== */
.iss-course-panel-mount { min-width:0; display:flex; flex-direction:column; }
.iss-course-details { --active-color:#4faeaa; --active-text-color:#ffffff; position:sticky; top:120px; min-width:0; padding:38px 24px 28px; border:1px solid #9299a3; border-radius:8px; background:var(--iss-panel); }
.iss-course-catalog .iss-course-details[hidden],.iss-course-catalog .iss-course-details:not(.is-open) { display:none !important; }

/* ===== Course Details Category ===== */
.iss-course-details__category { position:absolute; top:0; left:50%; width:max-content; min-width:80%; max-width:calc(100% + 24px); margin:0; padding:9px 18px!important; border-radius:8px; background:var(--active-color); color:var(--active-text-color); font-size:16px; font-weight:800!important; line-height:1.2; text-align:center; white-space:nowrap; transform:translate(-50%,-50%); }

/* ===== Course Details Image ===== */
.iss-course-details__image { display:block !important; width:100% !important; max-width:100% !important; height:190px !important; min-height:0 !important; margin:0; border-radius:8px; object-fit:cover !important; object-position:center !important; background:#cfd3d8; }

/* ===== Course Details Content ===== */
.iss-course-details__content { padding:18px 8px 8px; }
.iss-course-details__title { margin:0 0 14px; color:#1e2a2a; font-size:clamp(24px,2.4vw,32px); line-height:1.2; }
.iss-course-details__description { margin:0 0 24px; font-size:16px; line-height:1.65; }
.iss-course-details__description p { margin:0 0 1em; }
.iss-course-details__description p:last-child { margin-bottom:0; }

/* ===== Register Button ===== */
.iss-course-details__button { display:inline-flex; align-items:center; justify-content:center; min-width:190px; min-height:54px; padding:12px 24px; border:2px solid transparent; border-radius:12px; background:#ffffff; color:#111111 !important; font-size:17px; font-weight:700; text-decoration:none; box-shadow:0 8px 18px rgba(30,42,42,.18); transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease; }
.iss-course-details__button:hover { transform:translateY(-2px); border:1px solid #1e1e1e!important; color:#111111 !important; box-shadow:0 12px 22px rgba(30,42,42,.22); }

/* ===== Focus States ===== */
.iss-course-button:focus-visible,.iss-view-all-courses:focus-visible,.iss-course-details__button:focus-visible { outline:3px solid var(--iss-focus); outline-offset:3px; }

/* ===== Screen Reader Only ===== */
.iss-sr-only { position:absolute !important; width:1px !important; height:1px !important; padding:0 !important; margin:-1px !important; overflow:hidden !important; clip:rect(0,0,0,0) !important; white-space:nowrap !important; border:0 !important; }

/* ===== Tablet And Mobile ===== */
@media only screen and (max-width:1100px) {
.iss-course-catalog { width:100%; max-width:100%; overflow:hidden; }
.iss-course-layout { display:block; width:100%; }
.iss-course-directory,.iss-course-panel-mount,.iss-course-grid,.iss-course-bottom-grid,.iss-course-group,.iss-course-items { width:100%; min-width:0; max-width:100%; display:flex; flex-direction:column;}
.iss-course-grid { grid-template-columns:minmax(0,1fr); gap:18px; }
.iss-course-bottom-grid { grid-column:auto; grid-template-columns:minmax(0,1fr); gap:18px; }
.iss-course-items--two-column { grid-template-columns:minmax(0,1fr); gap:5px; }
.iss-course-group__title { min-height:52px; }
.iss-course-button { width:100%; min-height:50px; overflow-wrap:anywhere; }
.iss-view-all-courses { width:100%; }
.iss-course-details { position:relative; top:auto; left:auto; width:100%; max-width:100%; margin:22px 0 28px; padding:34px 16px 20px; }
.iss-course-details__category { max-width:calc(100% - 30px); width:max-content; display: none; }
.iss-course-details__image { height:175px !important; }
.iss-course-details__content { width:100%; padding:16px 2px 4px; }
.iss-course-details__button { width:100%; min-width:0; }
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion:reduce) {
.iss-course-button,.iss-view-all-courses,.iss-course-details__button { transition:none; }
.iss-course-button:hover,.iss-view-all-courses:hover,.iss-course-details__button:hover { transform:none; }
}