/* ISD TOPIK Course v1.0 — scoped to .isd-tc (loaded only on the 7 TOPIK course pages)
   Tokens follow iseodang-brand-standard: Navy #25257E · i Red #E30613 (CTA only) · Cream #FAF7F1 · Line #DDD8CE */

/* 0. Full-bleed: remove Astra container side padding on these pages only */
.isd-tc-page .site-content > .ast-container,
.isd-tc-page #primary,
.isd-tc-page .ast-article-single,
.isd-tc-page .ast-article-post,
.isd-tc-page .entry-content,
.isd-tc-page article.page {
	max-width: none !important;
	width: 100% !important;
	padding-left: 0 !important;
	padding-right: 0 !important;
	margin-left: 0 !important;
	margin-right: 0 !important;
}
.isd-tc-page #primary { margin-top: 0 !important; margin-bottom: 0 !important; padding-top: 0 !important; }
.isd-tc-page .entry-header { display: none; }
.isd-tc-page .site-content { overflow-x: clip; }
.isd-tc-page .entry-content > .isd-tc { margin: 0 !important; }

.isd-tc {
	--navy: #25257E; --navy-2: #1b1b63; --navy-t: #EEEEF7; --red: #E30613; --red-d: #b9040f;
	--cream: #FAF7F1; --off: #FDFBF7; --line: #DDD8CE; --ink: #1c1c2e; --body: #4d4d5a; --muted: #6B6B6B;
	--ok: #1f7a4d; --warn: #9a6200;
	--r-card: 12px; --r-btn: 8px; --shadow: 0 1px 2px rgba(20,20,60,.05), 0 8px 24px rgba(20,20,60,.06);
	color: var(--body);
	font-size: 16px;
	line-height: 1.65;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", "Helvetica Neue", Arial, "Noto Sans KR", "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans Thai", "Leelawadee UI", "Thonburi", sans-serif;
	-webkit-font-smoothing: antialiased;
	overflow-wrap: anywhere;
}
.isd-tc *, .isd-tc *::before, .isd-tc *::after { box-sizing: border-box; }
.isd-tc img { max-width: 100%; height: auto; display: block; }
.isd-tc ul, .isd-tc ol { margin: 0; padding: 0; list-style: none; }
.isd-tc li { margin: 0; }
.isd-tc p { margin: 0 0 1em; }
.isd-tc h1, .isd-tc h2, .isd-tc h3, .isd-tc h4 { margin-top: 0; }
.isd-tc a { text-decoration: none; }
.isd-tc :focus-visible { outline: 3px solid var(--red); outline-offset: 2px; border-radius: 4px; }
.isd-tc .isd-tc-ico { flex: none; width: 20px; height: 20px; }

.isd-tc .isd-tc-wrap{ max-width: 1240px; margin-inline: auto; padding-inline: 20px; position: relative; z-index: 1; }
.isd-tc .isd-tc-wrap--narrow{ max-width: 880px; }

/* Typography */
.isd-tc .isd-tc-h1{ color: var(--navy); font-size: clamp(30px, 4.2vw, 48px); line-height: 1.15; letter-spacing: -.02em; font-weight: 800; margin: 0 0 16px; }
.isd-tc .isd-tc-h2{ color: var(--navy); font-size: clamp(24px, 3vw, 34px); line-height: 1.25; letter-spacing: -.01em; font-weight: 800; margin: 0 0 14px; max-width: 36ch; }
.isd-tc .isd-tc-h3{ color: var(--ink); font-size: clamp(18px, 1.6vw, 21px); line-height: 1.35; font-weight: 700; margin: 0 0 10px; }
.isd-tc .isd-tc-lead{ font-size: clamp(17px, 1.5vw, 19px); color: var(--body); max-width: 56ch; }
.isd-tc .isd-tc-intro{ font-size: 17px; max-width: 72ch; margin-bottom: 28px; }
.isd-tc .isd-tc-eyebrow{ display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--navy); background: var(--navy-t); border-radius: 999px; padding: 6px 14px; margin-bottom: 18px; }
.isd-tc .isd-tc-muted{ color: var(--muted); margin: 0; }
.isd-tc .isd-tc-small{ font-size: 14px; color: var(--muted); margin-top: 12px; }
.isd-tc .isd-tc-mt{ margin-top: 48px; }
.isd-tc .isd-tc-link{ color: var(--navy); font-weight: 700; border-bottom: 2px solid rgba(37,37,126,.2); }
.isd-tc .isd-tc-link:hover{ border-color: var(--red); }

/* Sections — backgrounds run edge to edge */
.isd-tc .isd-tc-sec{ position: relative; padding-block: 56px; background: #fff; }
.isd-tc .isd-tc-sec--cream{ background: var(--cream); }
.isd-tc .isd-tc-sec--cream::before, .isd-tc .isd-tc-hero::before{
	content: ""; position: absolute; inset: 0; pointer-events: none;
	background-image: radial-gradient(rgba(37,37,126,.16) 1.2px, transparent 1.3px);
	background-size: 22px 22px;
	-webkit-mask-image: linear-gradient(90deg, #000 0, transparent 16%, transparent 84%, #000 100%);
	mask-image: linear-gradient(90deg, #000 0, transparent 16%, transparent 84%, #000 100%);
}
.isd-tc .isd-tc-sec--navy{ background: var(--navy); color: #e7e7f6; overflow: hidden; }
.isd-tc .isd-tc-sec--navy .isd-tc-h2, .isd-tc .isd-tc-sec--navy .isd-tc-h3{ color: #fff; }
.isd-tc .isd-tc-sec--navy::after, .isd-tc .isd-tc-final::after{
	content: "토픽"; position: absolute; right: -2vw; bottom: -.18em; font-size: clamp(120px, 18vw, 300px); font-weight: 900; line-height: 1;
	color: rgba(255,255,255,.04); pointer-events: none; letter-spacing: -.04em;
}
@media (min-width: 768px) { .isd-tc .isd-tc-sec{ padding-block: 88px; } }

/* Grids */
.isd-tc .isd-tc-grid{ display: grid; gap: 20px; }
@media (min-width: 640px) { .isd-tc .isd-tc-grid--2, .isd-tc .isd-tc-grid--3, .isd-tc .isd-tc-grid--4{ grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1000px) { .isd-tc .isd-tc-grid--3{ grid-template-columns: repeat(3, minmax(0, 1fr)); } .isd-tc .isd-tc-grid--4{ grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.isd-tc .isd-tc-split{ display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) {
	.isd-tc .isd-tc-split{ grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; }
	.isd-tc .isd-tc-split--course, .isd-tc .isd-tc-split--art{ grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; }
	.isd-tc .isd-tc-split--mock{ grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; }
}

/* Buttons */
.isd-tc .isd-tc-btns{ display: flex; flex-wrap: wrap; gap: 12px; margin: 24px 0; }
.isd-tc .isd-tc-btn{ display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 22px; border-radius: var(--r-btn); font-weight: 700; font-size: 16px; line-height: 1.2; text-align: center; border: 2px solid transparent; transition: background .2s, color .2s, border-color .2s, transform .2s; cursor: pointer; }
.isd-tc .isd-tc-btn:hover{ transform: translateY(-1px); }
.isd-tc .isd-tc-btn--primary{ background: var(--red); color: #fff !important; }
.isd-tc .isd-tc-btn--primary:hover{ background: var(--red-d); }
.isd-tc .isd-tc-btn--ghost{ background: transparent; color: var(--navy) !important; border-color: var(--navy); }
.isd-tc .isd-tc-btn--ghost:hover{ background: var(--navy); color: #fff !important; }
.isd-tc .isd-tc-btn--light{ background: #fff; color: var(--navy) !important; }
.isd-tc .isd-tc-btn--light:hover{ background: var(--navy-t); }
.isd-tc .isd-tc-btn--block{ width: 100%; }

/* ① Top bar */
.isd-tc .isd-tc-topbar{ background: #fff; border-bottom: 1px solid var(--line); }
.isd-tc .isd-tc-topbar__in{ display: flex; flex-direction: column; gap: 8px; padding-block: 10px; }
.isd-tc .isd-tc-langs, .isd-tc .isd-tc-chips{ display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.isd-tc .isd-tc-langs::-webkit-scrollbar, .isd-tc .isd-tc-chips::-webkit-scrollbar{ display: none; }
.isd-tc .isd-tc-langs a, .isd-tc .isd-tc-chips a{ display: inline-flex; align-items: center; min-height: 44px; padding: 8px 14px; border-radius: 999px; white-space: nowrap; font-size: 14px; font-weight: 600; color: var(--navy); background: var(--off); border: 1px solid var(--line); }
.isd-tc .isd-tc-langs a.is-current{ background: var(--navy); color: #fff; border-color: var(--navy); }
.isd-tc .isd-tc-chips a{ background: transparent; border-color: transparent; color: var(--body); }
.isd-tc .isd-tc-chips a:hover, .isd-tc .isd-tc-langs a:hover{ border-color: var(--navy); }
@media (min-width: 1000px) { .isd-tc .isd-tc-topbar__in{ flex-direction: row; justify-content: space-between; align-items: center; } .isd-tc .isd-tc-langs a, .isd-tc .isd-tc-chips a{ min-height: 38px; } }

/* ② Hero */
.isd-tc .isd-tc-hero{ position: relative; background: var(--cream); padding-block: 44px 64px; overflow: hidden; }
.isd-tc .isd-tc-hero::after{ content: "TOPIK"; position: absolute; left: -1vw; bottom: -.2em; font-size: clamp(90px, 16vw, 260px); font-weight: 900; color: rgba(37,37,126,.045); line-height: 1; pointer-events: none; letter-spacing: -.04em; }
.isd-tc .isd-tc-hero__grid{ display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .isd-tc .isd-tc-hero__grid{ grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: 56px; } .isd-tc .isd-tc-hero{ padding-block: 72px 96px; } }
.isd-tc .isd-tc-trust{ display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 4px 0 24px; }
.isd-tc .isd-tc-trust li{ display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--ink); }
.isd-tc .isd-tc-trust .isd-tc-ico{ color: var(--ok); width: 18px; height: 18px; }
.isd-tc .isd-tc-countdown{ display: inline-flex; gap: 14px; align-items: center; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--navy); border-radius: var(--r-card); padding: 14px 18px; box-shadow: var(--shadow); }
.isd-tc .isd-tc-countdown .isd-tc-ico{ color: var(--navy); width: 28px; height: 28px; }
.isd-tc .isd-tc-countdown__label{ display: block; font-size: 13px; color: var(--muted); }
.isd-tc .isd-tc-countdown__value{ display: block; font-size: 20px; color: var(--navy); }
.isd-tc .isd-tc-hero__media{ position: relative; padding-bottom: 12%; }
.isd-tc .isd-tc-hero__media figure{ margin: 0; border-radius: 16px; overflow: hidden; box-shadow: 0 18px 50px rgba(20,20,60,.18); background: var(--line); }
.isd-tc .isd-tc-hero__main{ aspect-ratio: 4 / 3; }
.isd-tc .isd-tc-hero__main img, .isd-tc .isd-tc-hero__sub img{ width: 100%; height: 100%; object-fit: cover; }
.isd-tc .isd-tc-hero__sub{ position: absolute; width: 40%; aspect-ratio: 4 / 3; border: 5px solid #fff; }
.isd-tc .isd-tc-hero__sub--a{ left: -6%; bottom: 0; }
.isd-tc .isd-tc-hero__sub--b{ right: -4%; bottom: -4%; width: 34%; }
@media (max-width: 899px) { .isd-tc .isd-tc-hero__sub--a{ left: 0; } .isd-tc .isd-tc-hero__sub--b{ right: 0; } }

/* ③ Gallery */
.isd-tc .isd-tc-gallery{ background: #fff; padding-block: 40px 48px; border-bottom: 1px solid var(--line); }
.isd-tc .isd-tc-gallery__head{ display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; margin-bottom: 18px; }
.isd-tc .isd-tc-gallery__head .isd-tc-h3{ margin: 0; }
.isd-tc .isd-tc-gallery__track{ display: grid; grid-auto-flow: column; grid-auto-columns: minmax(240px, 78vw); gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; padding-inline: 20px; scroll-padding-inline: 20px; scrollbar-width: thin; }
@media (min-width: 700px) { .isd-tc .isd-tc-gallery__track{ grid-auto-columns: minmax(280px, 1fr); grid-auto-flow: column; } }
@media (min-width: 1300px) { .isd-tc .isd-tc-gallery__track{ grid-auto-flow: row; grid-template-columns: repeat(5, 1fr); overflow: visible; } }
.isd-tc .isd-tc-gallery__track li{ scroll-snap-align: start; }
.isd-tc .isd-tc-gallery__item{ all: unset; display: block; cursor: zoom-in; border-radius: var(--r-card); overflow: hidden; aspect-ratio: 4 / 3; background: var(--line); width: 100%; }
.isd-tc .isd-tc-gallery__item img{ width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.isd-tc .isd-tc-gallery__item:hover img{ transform: scale(1.04); }
.isd-tc .isd-tc-dialog{ border: 0; padding: 0; background: transparent; max-width: min(1100px, 94vw); }
.isd-tc .isd-tc-dialog::backdrop{ background: rgba(10,10,40,.82); }
.isd-tc .isd-tc-dialog img{ border-radius: 10px; max-height: 86vh; width: auto; }
.isd-tc .isd-tc-dialog__close{ position: absolute; top: 8px; right: 8px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: #fff; color: var(--navy); font-size: 28px; line-height: 1; cursor: pointer; }

/* Facts, cards, notes */
.isd-tc .isd-tc-facts{ display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.isd-tc .isd-tc-facts li{ background: var(--navy-t); color: var(--navy); font-weight: 700; font-size: 14px; border-radius: 999px; padding: 8px 16px; }
.isd-tc .isd-tc-facts--big{ margin-top: 36px; }
.isd-tc .isd-tc-facts--big li{ background: #fff; border: 1px solid var(--line); font-size: 15px; }
.isd-tc .isd-tc-card{ background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 24px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.isd-tc .isd-tc-card p{ flex: 1; }
.isd-tc .isd-tc-card__icon{ display: inline-grid; place-items: center; width: 48px; height: 48px; border-radius: 12px; background: var(--navy-t); color: var(--navy); margin-bottom: 14px; }
.isd-tc .isd-tc-card__icon .isd-tc-ico{ width: 26px; height: 26px; }
.isd-tc .isd-tc-card--media{ padding: 0; overflow: hidden; }
.isd-tc .isd-tc-card--media .isd-tc-h3, .isd-tc .isd-tc-card--media ul{ padding-inline: 22px; }
.isd-tc .isd-tc-card--media ul{ padding-bottom: 22px; }
.isd-tc .isd-tc-card__art{ background: var(--cream); margin-bottom: 18px; }
.isd-tc .isd-tc-card__art svg, .isd-tc .isd-tc-art svg, .isd-tc .isd-tc-round__img--svg svg{ display: block; width: 100%; height: auto; }
.isd-tc .isd-tc-note{ display: flex; gap: 12px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--navy); border-radius: var(--r-card); padding: 16px 18px; margin: 24px 0 0; color: var(--ink); }
.isd-tc .isd-tc-note .isd-tc-ico{ color: var(--navy); margin-top: 3px; }
.isd-tc .isd-tc-note--warn{ border-left-color: var(--red); }
.isd-tc .isd-tc-note--warn .isd-tc-ico{ color: var(--red); }
.isd-tc .isd-tc-note--card{ margin: 0; align-self: center; font-size: 17px; }
.isd-tc .isd-tc-sec--cream .isd-tc-note{ background: #fff; }
.isd-tc .isd-tc-disclaimer{ font-size: 14px; color: var(--muted); margin-top: 20px; }
.isd-tc .isd-tc-ticks li{ position: relative; padding-left: 28px; margin-bottom: 10px; }
.isd-tc .isd-tc-ticks li::before{ content: ""; position: absolute; left: 0; top: .35em; width: 18px; height: 18px; border-radius: 50%; background: var(--navy-t) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2325257E' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E") center / 12px no-repeat; }
.isd-tc .isd-tc-ticks--light li::before{ background-color: rgba(255,255,255,.14); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4L18 8'/%3E%3C/svg%3E"); }

/* Tables */
.isd-tc .isd-tc-table-wrap{ overflow-x: auto; border-radius: var(--r-card); border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); }
.isd-tc .isd-tc-table{ width: 100%; border-collapse: collapse; margin: 0; font-size: 15px; min-width: 560px; }
.isd-tc .isd-tc-table th, .isd-tc .isd-tc-table td{ padding: 14px 16px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); border-left: 0; border-right: 0; border-top: 0; }
.isd-tc .isd-tc-table thead th{ background: var(--navy); color: #fff; font-weight: 700; white-space: nowrap; }
.isd-tc .isd-tc-table tbody th{ color: var(--ink); font-weight: 700; background: var(--off); }
.isd-tc .isd-tc-table tr:last-child > *{ border-bottom: 0; }
.isd-tc .isd-tc-table .is-hl{ background: var(--navy-t); }
.isd-tc .isd-tc-table thead .is-hl{ background: var(--navy-2); }
.isd-tc .isd-tc-table tr.is-total > *{ font-weight: 800; color: var(--navy); background: var(--navy-t); }
.isd-tc .isd-tc-table--compare{ min-width: 760px; }
.isd-tc .isd-tc-table--levels{ min-width: 820px; }
.isd-tc .isd-tc-table--levels td:nth-child(3), .isd-tc .isd-tc-table--levels td:nth-child(4){ white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
.isd-tc .isd-tc-lv{ display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 800; }
.is-l1 .isd-tc-lv, .is-l2 .isd-tc-lv { background: #5b5bb0; }
.isd-tc .isd-tc-cando{ min-width: 280px; }

/* ⑥ Schedule */
.isd-tc .isd-tc-filters{ display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.isd-tc .isd-tc-filter{ min-height: 44px; padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--navy); font-weight: 700; font-size: 14px; cursor: pointer; }
.isd-tc .isd-tc-filter.is-active{ background: var(--navy); color: #fff; border-color: var(--navy); }
.isd-tc .isd-tc-round{ background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.isd-tc .isd-tc-round[hidden]{ display: none !important; }
.isd-tc .isd-tc-round.is-open{ border-color: var(--red); box-shadow: 0 0 0 2px rgba(227,6,19,.12), var(--shadow); }
.isd-tc .isd-tc-round__img{ position: relative; aspect-ratio: 16 / 10; background: var(--cream); overflow: hidden; }
.isd-tc .isd-tc-round__img img{ width: 100%; height: 100%; object-fit: cover; }
.isd-tc .isd-tc-round__img--svg{ display: grid; place-items: center; }
.isd-tc .isd-tc-round__type, .isd-tc .isd-tc-round__my{ position: absolute; top: 12px; font-size: 12px; font-weight: 800; border-radius: 999px; padding: 5px 11px; }
.isd-tc .isd-tc-round__type{ left: 12px; background: #fff; color: var(--navy); }
.isd-tc .isd-tc-round__my{ right: 12px; background: var(--navy); color: #fff; }
.isd-tc .isd-tc-round__body{ padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.isd-tc .isd-tc-status{ display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; font-size: 13px; font-weight: 800; border-radius: 999px; padding: 5px 12px; margin-bottom: 12px; background: #eee; color: #555; }
.isd-tc .isd-tc-status i{ width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.is-open .isd-tc-status { background: #fde6e7; color: var(--red-d); }
.is-upcoming .isd-tc-status { background: #fff4df; color: var(--warn); }
.is-closed .isd-tc-status { background: var(--navy-t); color: var(--navy); }
.is-past .isd-tc-status { background: #efefef; color: #6b6b6b; }
.isd-tc .isd-tc-round__dl{ margin: 0 0 12px; font-size: 14px; }
.isd-tc .isd-tc-round__dl > div{ display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px dashed var(--line); }
.isd-tc .isd-tc-round__dl dt{ color: var(--muted); margin: 0; }
.isd-tc .isd-tc-round__dl dd{ margin: 0; font-weight: 700; color: var(--ink); text-align: right; }
.isd-tc .isd-tc-round__dl .is-my dt{ color: var(--navy); font-weight: 700; }
.isd-tc .isd-tc-tbc{ font-size: 13px; color: var(--warn); margin: 0 0 10px; }
.isd-tc .isd-tc-round__actions{ margin-top: auto; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; padding-top: 8px; }
.isd-tc .isd-tc-cal{ position: relative; }
.isd-tc .isd-tc-cal summary{ list-style: none; display: inline-flex; align-items: center; gap: 6px; min-height: 44px; cursor: pointer; font-weight: 700; color: var(--navy); font-size: 14px; }
.isd-tc .isd-tc-cal summary::-webkit-details-marker{ display: none; }
.isd-tc .isd-tc-cal > div{ position: absolute; z-index: 5; bottom: 100%; left: 0; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); padding: 6px; display: grid; min-width: 200px; }
.isd-tc .isd-tc-cal > div a{ padding: 10px 12px; border-radius: 6px; color: var(--ink); font-size: 14px; }
.isd-tc .isd-tc-cal > div a:hover{ background: var(--navy-t); }
.isd-tc .isd-tc-round--next .isd-tc-round__body p{ margin: 0; }
.isd-tc .isd-tc-past{ margin-top: 24px; border: 1px solid var(--line); border-radius: var(--r-card); background: var(--off); }
.isd-tc .isd-tc-past > summary{ cursor: pointer; padding: 16px 20px; font-weight: 700; color: var(--navy); min-height: 44px; }
.isd-tc .isd-tc-past > .isd-tc-rounds{ padding: 0 20px 20px; }
.isd-tc .isd-tc-split--steps{ margin-top: 48px; }
.isd-tc .isd-tc-steps{ counter-reset: s; }
.isd-tc .isd-tc-steps li{ counter-increment: s; position: relative; padding: 0 0 18px 52px; }
.isd-tc .isd-tc-steps li::before{ content: counter(s); position: absolute; left: 0; top: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 800; display: grid; place-items: center; }
.isd-tc .isd-tc-steps li::after{ content: ""; position: absolute; left: 17px; top: 38px; bottom: 2px; width: 2px; background: var(--line); }
.isd-tc .isd-tc-steps li:last-child::after{ display: none; }
.isd-tc .isd-tc-steps strong{ display: block; color: var(--ink); }
.isd-tc .isd-tc-callout{ background: var(--cream); border-radius: var(--r-card); padding: 24px; border: 1px solid var(--line); }
.isd-tc .isd-tc-callout__strong{ display: flex; gap: 10px; margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-weight: 600; color: var(--ink); }

/* Tabs */
.isd-tc .isd-tc-tabs__list{ display: none; gap: 8px; margin-bottom: 20px; border-bottom: 2px solid var(--line); }
.isd-tc.js .isd-tc-tabs__list { display: flex; }
.isd-tc .isd-tc-tabs__list button{ min-height: 48px; padding: 10px 18px; border: 0; background: transparent; font-weight: 800; font-size: 16px; color: var(--muted); border-bottom: 3px solid transparent; margin-bottom: -2px; cursor: pointer; }
.isd-tc .isd-tc-tabs__list button[aria-selected="true"]{ color: var(--navy); border-color: var(--red); }
.isd-tc .isd-tc-tabs__panel + .isd-tc-tabs__panel{ margin-top: 32px; }
.isd-tc.js .isd-tc-tabs__panel + .isd-tc-tabs__panel { margin-top: 0; }
.isd-tc.js .isd-tc-tabs__panel[hidden] { display: none; }
.isd-tc.js .isd-tc-tabs__fallback { display: none; }
.isd-tc .isd-tc-types{ margin: 0; }
.isd-tc .isd-tc-types dt{ font-weight: 800; color: var(--navy); margin-top: 12px; }
.isd-tc .isd-tc-types dd{ margin: 4px 0 0; }
.isd-tc .isd-tc-qcard{ background: var(--cream); border-radius: var(--r-card); padding: 22px; border: 1px solid var(--line); }
.isd-tc .isd-tc-qcard__no{ display: inline-block; font-weight: 900; color: #fff; background: var(--navy); border-radius: 8px; padding: 4px 10px; margin-bottom: 10px; }
.isd-tc .isd-tc-qcard h4{ margin: 0 0 6px; color: var(--ink); font-size: 18px; }
.isd-tc .isd-tc-qcard p{ margin: 0; font-size: 15px; }

/* ⑩ Mock test */
.isd-tc .isd-tc-badges{ display: flex; flex-wrap: wrap; gap: 8px; }
.isd-tc .isd-tc-badges li{ border: 1px solid rgba(255,255,255,.35); color: #fff; border-radius: 999px; padding: 6px 14px; font-weight: 700; font-size: 14px; }
.isd-tc .isd-tc-sec--navy .isd-tc-small{ color: #c9c9e6; }
.isd-tc .isd-tc-mockup{ background: #fff; border-radius: 16px; box-shadow: 0 24px 60px rgba(0,0,0,.35); overflow: hidden; color: var(--ink); max-width: 420px; margin-inline: auto; width: 100%; }
.isd-tc .isd-tc-mockup__bar{ display: flex; gap: 6px; padding: 12px 14px; background: var(--off); border-bottom: 1px solid var(--line); }
.isd-tc .isd-tc-mockup__bar i{ width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.isd-tc .isd-tc-mockup__body{ padding: 24px; }
.isd-tc .isd-tc-mockup__tag{ font-size: 13px; font-weight: 700; color: var(--muted); }
.isd-tc .isd-tc-mockup__score{ display: flex; align-items: baseline; gap: 6px; margin: 6px 0; }
.isd-tc .isd-tc-mockup__score strong{ font-size: 56px; line-height: 1; color: var(--navy); font-weight: 900; }
.isd-tc .isd-tc-mockup__level{ display: inline-block; background: #e3f2ea; color: var(--ok); font-weight: 800; border-radius: 999px; padding: 4px 12px; font-size: 14px; margin-bottom: 16px; }
.isd-tc .isd-tc-mockup__row{ display: grid; grid-template-columns: 90px 1fr 34px; align-items: center; gap: 10px; font-size: 14px; margin-top: 10px; }
.isd-tc .isd-tc-mockup__row b{ height: 10px; border-radius: 99px; background: linear-gradient(90deg, var(--navy) var(--v), var(--navy-t) var(--v)); }
.isd-tc .isd-tc-mockup__row em{ font-style: normal; font-weight: 800; text-align: right; }
.isd-tc .isd-tc-mockup small{ display: block; padding: 0 24px 16px; color: var(--muted); font-size: 12px; }
.isd-tc .isd-tc-flow{ display: grid; gap: 12px; margin-top: 16px; }
@media (min-width: 800px) { .isd-tc .isd-tc-flow{ grid-template-columns: repeat(5, 1fr); } }
.isd-tc .isd-tc-flow li{ background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); border-radius: var(--r-card); padding: 18px; }
.isd-tc .isd-tc-flow strong{ display: block; color: #fff; margin: 8px 0 4px; }
.isd-tc .isd-tc-flow span:last-child{ font-size: 14px; }
.isd-tc .isd-tc-flow__n{ display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--red); color: #fff; font-weight: 800; }
.isd-tc .isd-tc-mformats li{ display: grid; gap: 2px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.14); }
.isd-tc .isd-tc-mformats strong{ color: #fff; }
.isd-tc .isd-tc-mformats span{ font-size: 14px; }
.isd-tc .isd-tc-mformats em{ font-style: normal; font-size: 13px; font-weight: 700; color: #ffd7d9; }

/* ⑪ Route */
.isd-tc .isd-tc-road{ display: grid; gap: 20px; counter-reset: r; }
@media (min-width: 900px) { .isd-tc .isd-tc-road{ grid-template-columns: repeat(3, 1fr); } .isd-tc .isd-tc-road li{ position: relative; } .isd-tc .isd-tc-road li:not(:last-child)::after{ content: "→"; position: absolute; right: -18px; top: 28px; color: var(--line); font-size: 22px; font-weight: 900; } }
.isd-tc .isd-tc-road li{ background: var(--cream); border: 1px solid var(--line); border-radius: var(--r-card); padding: 24px; }
.isd-tc .isd-tc-road__n{ display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: #fff; border: 2px solid var(--navy); color: var(--navy); font-weight: 900; margin-bottom: 12px; }

/* ⑫ Course */
.isd-tc .isd-tc-modules li{ display: grid; gap: 2px; padding: 14px 0 14px 18px; border-left: 3px solid var(--navy); margin-bottom: 10px; background: linear-gradient(90deg, rgba(37,37,126,.05), transparent 60%); border-radius: 0 8px 8px 0; }
.isd-tc .isd-tc-modules strong{ color: var(--ink); }
.isd-tc .isd-tc-photo{ margin: 0; border-radius: 16px; overflow: hidden; box-shadow: 0 18px 50px rgba(20,20,60,.14); aspect-ratio: 4 / 3; background: var(--line); }
.isd-tc .isd-tc-photo img{ width: 100%; height: 100%; object-fit: cover; }
.isd-tc .isd-tc-plan{ position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 28px 24px 24px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.isd-tc .isd-tc-plan.is-featured{ border: 2px solid var(--navy); }
.isd-tc .isd-tc-plan__tag{ position: absolute; top: -13px; left: 24px; background: var(--navy); color: #fff; font-size: 12px; font-weight: 800; border-radius: 999px; padding: 4px 12px; }
.isd-tc .isd-tc-plan__name{ color: var(--navy); font-size: 22px; margin: 0; }
.isd-tc .isd-tc-plan__sub{ color: var(--muted); font-size: 14px; margin: 4px 0 18px; }
.isd-tc .isd-tc-plan .isd-tc-ticks{ flex: 1; }
.isd-tc .isd-tc-plan__fee{ background: var(--cream); border-radius: 10px; padding: 14px 16px; margin: 12px 0 16px; }
.isd-tc .isd-tc-plan__fee span{ display: block; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.isd-tc .isd-tc-plan__fee p{ margin: 4px 0 0; color: var(--ink); font-weight: 700; }
.isd-tc .isd-tc-plan__btns{ display: grid; gap: 10px; }

/* ⑬ Timeline */
.isd-tc .isd-tc-timeline{ display: grid; gap: 12px; }
@media (min-width: 900px) { .isd-tc .isd-tc-timeline{ grid-template-columns: repeat(5, 1fr); } }
.isd-tc .isd-tc-timeline li{ background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--navy); border-radius: var(--r-card); padding: 18px; }
.isd-tc .isd-tc-timeline li:last-child{ border-top-color: var(--red); }
.isd-tc .isd-tc-timeline__when{ display: block; font-size: 13px; font-weight: 800; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.isd-tc .isd-tc-timeline strong{ display: block; color: var(--navy); font-size: 18px; margin: 4px 0; }
.isd-tc .isd-tc-timeline p{ margin: 0; font-size: 15px; }

/* ⑭ Writing / ⑮ Exam day */
.isd-tc .isd-tc-criteria{ margin-top: 8px; }
@media (min-width: 640px) and (max-width: 999px) { .isd-tc .isd-tc-criteria{ grid-template-columns: 1fr; } }
.isd-tc .isd-tc-mini{ background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.isd-tc .isd-tc-mini strong{ display: block; color: var(--navy); }
.isd-tc .isd-tc-mini span{ font-size: 14px; }
.isd-tc .isd-tc-art{ border-radius: 16px; overflow: hidden; box-shadow: var(--shadow); }
.isd-tc .isd-tc-numbered{ counter-reset: m; }
.isd-tc .isd-tc-numbered li{ counter-increment: m; position: relative; padding: 10px 0 10px 40px; border-bottom: 1px solid var(--line); }
.isd-tc .isd-tc-numbered li::before{ content: counter(m); position: absolute; left: 0; top: 9px; width: 26px; height: 26px; border-radius: 6px; background: #fde6e7; color: var(--red-d); font-weight: 800; display: grid; place-items: center; font-size: 14px; }
.isd-tc .isd-tc-checklist li{ margin-bottom: 8px; }
.isd-tc .isd-tc-checklist label{ display: flex; gap: 12px; align-items: flex-start; background: var(--off); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; cursor: pointer; min-height: 48px; }
.isd-tc .isd-tc-checklist input{ width: 22px; height: 22px; accent-color: var(--navy); flex: none; margin: 1px 0 0; }
.isd-tc .isd-tc-checklist input:checked + span{ text-decoration: line-through; color: var(--muted); }
.isd-tc .isd-tc-linklist{ display: grid; gap: 10px; margin-top: 8px; }

/* ⑱ Tools */
.isd-tc .isd-tc-tools a{ display: grid; gap: 4px; height: 100%; background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 20px 22px; box-shadow: var(--shadow); transition: border-color .2s, transform .2s; }
.isd-tc .isd-tc-tools a:hover{ border-color: var(--navy); transform: translateY(-2px); }
.isd-tc .isd-tc-tools strong{ color: var(--navy); font-size: 17px; }
.isd-tc .isd-tc-tools span{ font-size: 14px; color: var(--body); }

/* ⑲ FAQ */
.isd-tc .isd-tc-faq details{ border-bottom: 1px solid var(--line); }
.isd-tc .isd-tc-faq summary{ list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 18px 0; min-height: 56px; }
.isd-tc .isd-tc-faq summary::-webkit-details-marker{ display: none; }
.isd-tc .isd-tc-faq summary h3{ margin: 0; font-size: 17px; color: var(--ink); font-weight: 700; line-height: 1.4; }
.isd-tc .isd-tc-faq summary::after{ content: "+"; flex: none; width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--navy-t); color: var(--navy); font-size: 22px; font-weight: 700; transition: transform .2s; }
.isd-tc .isd-tc-faq details[open] summary::after{ transform: rotate(45deg); }
.isd-tc .isd-tc-faq details p{ margin: 0 0 18px; max-width: 70ch; }

/* ⑳ Contact */
.isd-tc .isd-tc-contact{ background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 26px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.isd-tc .isd-tc-contact p{ margin-bottom: 8px; }
.isd-tc .isd-tc-contact .isd-tc-btn{ margin-top: auto; }
.isd-tc .isd-tc-contact.is-wa{ border: 2px solid var(--navy); }
.isd-tc .isd-tc-contact__val{ font-weight: 800; color: var(--navy); font-size: 18px; margin-bottom: 16px !important; }
.isd-tc .isd-tc-visit{ display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; margin-top: 24px; padding: 22px 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); }
.isd-tc .isd-tc-visit address{ font-style: normal; color: var(--ink); }
.isd-tc .isd-tc-visit .isd-tc-small{ margin: 6px 0 0; }

/* ㉑ Final */
.isd-tc .isd-tc-final{ position: relative; overflow: hidden; padding-block: 72px; text-align: center; }
.isd-tc .isd-tc-final__in p{ max-width: 60ch; margin-inline: auto; }
.isd-tc .isd-tc-final .isd-tc-h2{ margin-inline: auto; }
.isd-tc .isd-tc-final .isd-tc-btns{ justify-content: center; }

/* Reveal (only when JS is running; content is visible without JS) */
.isd-tc.js [data-isd-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.isd-tc.js [data-isd-reveal].is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
	.isd-tc.js [data-isd-reveal] { opacity: 1; transform: none; transition: none; }
	.isd-tc *, .isd-tc *::before { transition: none !important; }
}

/* Screen reader helper */
.isd-tc .screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); white-space: nowrap; }

/* v1.0 polish */
.isd-tc .isd-tc-table th { overflow-wrap: normal; word-break: keep-all; }
.isd-tc .isd-tc-table tbody th, .isd-tc .isd-tc-table--levels td:first-child { white-space: nowrap; }
.isd-tc .isd-tc-btn--navy { background: var(--navy); color: #fff !important; }
.isd-tc .isd-tc-btn--navy:hover { background: var(--navy-2); }
/* Astra "blocks layout" limits every grandchild of .entry-content to the content width — undo it for our sections (full-bleed). */
#isd-tc > * { max-width: none !important; margin-left: 0 !important; margin-right: 0 !important; width: auto; }
#isd-tc a, #isd-tc a:hover, #isd-tc a:focus { text-decoration: none; }
#isd-tc button { text-transform: none; letter-spacing: normal; box-shadow: none; }