@charset "UTF-8";

:root {
  --ink: #111114;
  --body: #343438;
  --muted: #696a70;
  --paper: #ffffff;
  --soft: #f5f5f5;
  --line: #e2e2e5;
  --accent: #ff234f;
  --accent-soft: #fff2f4;
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  color: var(--ink);
  background: var(--soft);
  font-synthesis: none;
  word-break: keep-all;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--soft); }
a { color: inherit; }

.course-page {
  width: min(100%, 800px);
  margin: 0 auto;
  background: var(--paper);
  box-shadow: 0 0 0 1px rgba(17, 17, 20, .03);
}

.course-header,
.content-section,
.lesson,
.next-lesson {
  padding-right: clamp(24px, 7vw, 64px);
  padding-left: clamp(24px, 7vw, 64px);
}

.course-header {
  padding-top: clamp(72px, 12vw, 116px);
  padding-bottom: clamp(64px, 10vw, 96px);
  border-bottom: 1px solid var(--line);
}

.overline {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: .08em;
}

.course-header h1 {
  max-width: 660px;
  margin: 0;
  font-size: clamp(38px, 7.6vw, 62px);
  font-weight: 900;
  letter-spacing: -.075em;
  line-height: 1.18;
}

.course-deck {
  max-width: 650px;
  margin: 32px 0 0;
  color: var(--body);
  font-size: clamp(17px, 2.7vw, 19px);
  line-height: 1.78;
  letter-spacing: -.03em;
}

.course-deck__paragraph {
  display: block;
  margin-top: 1.15em;
}

.course-deck strong { color: var(--ink); font-weight: 800; }

.content-section,
.lesson {
  padding-top: clamp(64px, 11vw, 104px);
  padding-bottom: clamp(64px, 11vw, 104px);
}

.content-section + .content-section,
.lesson,
.next-lesson {
  border-top: 1px solid var(--line);
}

.lesson + .content-section { border-top: 1px solid var(--line); }

.intro-visual {
  margin: 0 0 clamp(48px, 8vw, 68px);
}

.intro-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.course-image {
  margin: clamp(42px, 7vw, 58px) 0;
}

.course-image img {
  display: block;
  width: 100%;
  height: auto;
}

.pairing-formula-image { aspect-ratio: 4 / 3; overflow: hidden; }
.pairing-formula-image img { height: 100%; object-fit: cover; }

.question-character-visual {
  max-width: 160px;
  margin-right: auto;
  margin-left: auto;
}

.practice-phone-image {
  max-width: 470px;
  margin-right: auto;
  margin-left: auto;
}

.image-slot {
  display: grid;
  aspect-ratio: 16 / 9;
  place-items: center;
  border: 1px dashed var(--line);
  background: #fafafa;
}

.image-slot__inner {
  padding: 24px;
  text-align: center;
}

.image-slot__inner span {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
}

.image-slot__inner strong {
  color: var(--muted);
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.5;
}

.lesson-heading + .image-slot { margin-top: 0; }

.diary-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: clamp(42px, 7vw, 58px) 0;
}

.diary-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
}

.reading { max-width: 650px; }

.reading > p {
  margin: 0 0 26px;
  color: var(--body);
  font-size: clamp(16px, 2.5vw, 18px);
  line-height: 1.84;
  letter-spacing: -.025em;
}

.reading > p:last-child { margin-bottom: 0; }
.reading strong { color: var(--ink); font-weight: 800; }

/* Day 2 onward: give prose and larger emphasis lines a consistent reading rhythm. */
.course-reading-spacing .reading > p { margin-bottom: clamp(32px, 4vw, 36px); }
.course-reading-spacing .reading > p:last-child { margin-bottom: 0; }
.course-reading-spacing .reading > p.strong-copy {
  margin-top: clamp(48px, 7vw, 56px);
  margin-bottom: clamp(48px, 7vw, 56px);
}
.course-reading-spacing .reading > p.strong-copy:last-child { margin-bottom: 0; }
.course-reading-spacing .reading blockquote {
  margin-top: clamp(48px, 7vw, 56px);
  margin-bottom: clamp(48px, 7vw, 56px);
}

.reading .strong-copy {
  color: var(--ink);
  font-size: clamp(18px, 2.9vw, 21px);
  font-weight: 800;
  line-height: 1.68;
  letter-spacing: -.045em;
}

.reading .large-copy {
  color: var(--ink);
  font-size: clamp(21px, 3.6vw, 27px);
  font-weight: 850;
  line-height: 1.55;
  letter-spacing: -.055em;
}

blockquote {
  margin: 38px 0;
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 22px;
}

blockquote p {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: clamp(18px, 3vw, 21px);
  font-weight: 720;
  line-height: 1.68;
  letter-spacing: -.045em;
}

blockquote p:last-child { margin-bottom: 0; }

.spaced-quote p { margin-bottom: 1em; }
.spaced-quote p:last-child { margin-bottom: 0; }

.key-message {
  margin-top: 58px;
  border-top: 2px solid var(--ink);
  padding-top: 28px;
}

.key-message > p:last-child {
  max-width: 670px;
  margin: 0;
  font-size: clamp(18px, 3vw, 22px);
  font-weight: 680;
  line-height: 1.82;
  letter-spacing: -.04em;
}

.key-message strong { color: var(--accent); }

.key-message__space {
  display: block;
  margin-top: .72em;
}

.statement {
  margin: 52px 0 32px;
  padding: clamp(28px, 5vw, 42px);
  background: var(--ink);
  color: #fff;
  font-size: clamp(23px, 4.2vw, 32px);
  font-weight: 760;
  letter-spacing: -.06em;
  line-height: 1.48;
}

.statement em {
  color: #fff;
  font-style: normal;
  font-weight: 900;
}

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 0 0 48px;
  padding: 0;
  list-style: none;
}

.process li {
  min-width: 0;
  border: 1px solid var(--line);
  padding: 16px 10px;
  font-size: 15px;
  font-weight: 780;
  text-align: center;
}

.process li:last-child { border-color: var(--accent); color: var(--accent); }
.process span { display: block; margin-bottom: 6px; color: #a1a1a6; font-size: 11px; }

.lesson-index {
  margin-top: 70px;
  padding: clamp(28px, 5vw, 40px);
  background: var(--accent-soft);
}

.lesson-overview .lesson-index { margin-top: 0; }

.lesson-index h2 {
  margin: 0 0 28px;
  font-size: clamp(25px, 4.2vw, 33px);
  letter-spacing: -.06em;
}

.lesson-index ol { margin: 0; padding: 0; list-style: none; }
.lesson-index li { border-top: 1px solid #f4cbd3; }
.lesson-index li:last-child { border-bottom: 1px solid #f4cbd3; }

.lesson-index a {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  padding: 17px 0;
  font-size: clamp(15px, 2.4vw, 17px);
  font-weight: 680;
  line-height: 1.55;
  text-decoration: none;
}

.lesson-index a span { color: var(--accent); font-size: 13px; font-weight: 900; }

.lesson-heading { margin-bottom: 46px; }

.lesson-heading h2,
.practice-heading {
  max-width: 680px;
  margin: 0;
  font-size: clamp(29px, 5.2vw, 42px);
  font-weight: 900;
  letter-spacing: -.07em;
  line-height: 1.28;
}

.no-copy {
  margin: 38px 0 12px !important;
  color: var(--accent) !important;
  font-size: clamp(32px, 5vw, 42px) !important;
  font-weight: 950 !important;
  letter-spacing: .04em !important;
  line-height: 1 !important;
}

.diary {
  border-left-color: #a9a9af;
  background: #fafafa;
  padding: 24px 26px;
}

.diary p {
  font-family: Georgia, "Batang", serif;
  font-weight: 500;
  line-height: 1.78;
}

.pull-quote {
  margin: 52px 0;
  padding: clamp(28px, 5vw, 40px);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: clamp(23px, 4vw, 31px);
  font-weight: 850;
  letter-spacing: -.06em;
  line-height: 1.5;
}

.pull-quote em { color: var(--accent); font-style: normal; }
mark { background: transparent; color: var(--accent); }

.comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 48px 0;
}

.comparison div { padding: 26px 22px; border: 1px solid var(--line); }
.comparison div:last-child { border: 2px solid var(--accent); }
.comparison span { display: block; margin-bottom: 9px; color: var(--muted); font-size: 12px; font-weight: 680; }
.comparison strong { display: block; font-size: clamp(19px, 3vw, 24px); letter-spacing: -.055em; }
.comparison div:last-child strong { color: var(--accent); }
.comparison p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

.practice { background: #fcfcfc; }

.practice-heading {
  margin: 68px 0 36px;
}

.practice-heading + .image-slot { margin-top: 0; }

.download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 38px 0 46px;
  padding: 20px 22px;
  background: var(--accent);
  color: #fff;
  font-size: clamp(15px, 2.5vw, 17px);
  font-weight: 850;
  line-height: 1.5;
  text-decoration: none;
}

.worksheet { display: grid; gap: 14px; margin: 48px 0; }

.worksheet section {
  border: 1px solid var(--line);
  padding: clamp(24px, 4vw, 32px);
  background: #fff;
}

.worksheet-number { margin: 0 0 8px; color: var(--accent); font-size: 12px; font-weight: 900; }
.worksheet h3 { margin: 0 0 13px; font-size: clamp(20px, 3.2vw, 24px); letter-spacing: -.05em; }
.worksheet section > p:not(.worksheet-number) { margin: 0; color: var(--body); font-size: 16px; line-height: 1.65; }
.worksheet .example { margin-top: 18px !important; border-top: 1px solid var(--line); padding-top: 16px; color: var(--muted) !important; font-size: 14px !important; }
.example-line { display: block; }
.example-line + .example-line { margin-top: 1em; }

.data-steps section {
  overflow: hidden;
  border-color: var(--ink);
  padding: 0;
}

.data-step__body {
  padding: clamp(24px, 4vw, 32px);
  background: var(--ink);
}

.data-steps .worksheet-number { color: var(--accent); }
.data-steps h3 { color: #fff; }

.data-step__body > p:not(.worksheet-number) {
  margin: 0;
  color: #fff;
  font-size: 16px;
  line-height: 1.65;
}

.data-step__example {
  padding: clamp(24px, 4vw, 32px);
  background: #fff;
}

.data-step__example p {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.7;
}

.practice .worksheet section { background: var(--accent-soft); }
.practice-steps strong { color: var(--ink); font-weight: 800; }
.worksheet.practice-steps .example { color: var(--ink) !important; }

.worksheet.split-cards section {
  overflow: hidden;
  border-color: var(--ink);
  padding: 0;
}

.split-card__header {
  padding: clamp(24px, 4vw, 32px);
  background: var(--ink);
}

.worksheet .split-card__header h3 { margin: 0; color: #fff; }

.split-card__body {
  padding: clamp(24px, 4vw, 32px);
  background: var(--accent-soft);
}

.split-card__body p {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

.split-card__body p + p { margin-top: 1.2em; }
.split-card__body strong { font-weight: 800; }

.pairing-table-wrap { margin: 48px 0; }
.pairing-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.pairing-table caption {
  padding: 20px 24px;
  background: var(--ink);
  color: #fff;
  font-size: clamp(19px, 3vw, 23px);
  font-weight: 800;
  text-align: left;
}
.pairing-table th,
.pairing-table td {
  border: 1px solid var(--line);
  padding: clamp(16px, 3vw, 22px);
  text-align: left;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.pairing-table th { background: #fff; font-size: 15px; }
.pairing-table td { background: var(--accent-soft); font-size: 16px; }
.pairing-table th:first-child,
.pairing-table td:first-child { width: 34%; font-weight: 800; }

.worksheet.protocol-list section {
  overflow: hidden;
  border-color: var(--ink);
  padding: 0;
}

.protocol-card__header {
  padding: clamp(24px, 4vw, 32px);
  background: var(--ink);
}

.worksheet .protocol-card__header h3 { margin: 0; color: #fff; }

.protocol-card__body {
  padding: clamp(24px, 4vw, 32px);
  background: var(--accent-soft);
}

.protocol-card__body p {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

.protocol-card__body p + p { margin-top: 1.2em; }

.worksheet.case-list section {
  overflow: hidden;
  border-color: var(--ink);
  padding: 0;
}

.case-card__header {
  padding: clamp(24px, 4vw, 32px);
  background: var(--ink);
}

.worksheet .case-card__header h3 { margin: 0; color: #fff; }

.case-card__body {
  padding: clamp(24px, 4vw, 32px);
  background: #fff;
}

.case-card__body p {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

.worksheet.analysis-report section { background: var(--accent-soft); }
.worksheet.analysis-report section > p + p { margin-top: 18px; }

.worksheet.trigger-list section {
  overflow: hidden;
  border-color: var(--ink);
  padding: 0;
}

.trigger-card__header {
  padding: clamp(24px, 4vw, 32px);
  background: var(--ink);
}

.worksheet .trigger-card__header h3 {
  margin: 0;
  color: #fff;
}

.trigger-card__body {
  padding: clamp(24px, 4vw, 32px);
  background: var(--accent-soft);
}

.trigger-card__body p {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
}

.trigger-card__body p + p { margin-top: 1.2em; }
.trigger-card__body strong { font-weight: 800; }

.next-lesson {
  padding-top: clamp(68px, 11vw, 104px);
  padding-bottom: clamp(76px, 12vw, 116px);
  background: var(--ink);
  color: #fff;
}

.next-lesson h2 {
  max-width: 680px;
  margin: 0 0 38px;
  font-size: clamp(28px, 4.8vw, 39px);
  letter-spacing: -.07em;
  line-height: 1.34;
}

.next-lesson .reading > p { color: #dedee2; }
.next-lesson .reading strong { color: #fff; font-weight: 800; }
.next-lesson .reading .strong-copy { color: #fff; }
.next-lesson blockquote p { color: #fff; }
.next-lesson .signature { margin-top: 46px; color: #9d9da4; font-size: 15px; }

/* Day 7 conclusion and enrollment: keep the course palette and single-column rhythm. */
.day7-alert {
  margin: 0 0 56px;
  border-left: 4px solid var(--accent);
  padding: 20px 24px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: clamp(16px, 2.5vw, 18px);
  font-weight: 800;
  line-height: 1.7;
}

.course-recap,
.day7-visions,
.day7-decisions { list-style: none; padding: 0; }

.course-recap { display: grid; gap: 10px; margin: 38px 0 58px; }
.course-recap li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 12px;
  border: 1px solid var(--line);
  padding: 16px 18px;
  background: #fafafa;
  font-size: 16px;
  line-height: 1.65;
}
.course-recap strong { color: var(--accent); font-size: 14px; }
.course-recap span { color: var(--body); }

.day7-visions { display: grid; gap: 12px; margin: 42px 0 54px; }
.day7-visions li {
  border-left: 3px solid var(--accent);
  padding: 20px 22px;
  background: #fafafa;
  color: var(--body);
  font-size: clamp(16px, 2.5vw, 18px);
  line-height: 1.75;
}
.day7-visions strong,
.day7-decisions strong { color: var(--ink); font-weight: 800; }

.day7-decisions { display: grid; gap: 12px; margin: 42px 0 58px; }
.day7-decisions li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  border: 1px solid var(--line);
  padding: 22px;
  background: #fff;
}
.day7-decisions li:last-child { border-color: var(--accent); background: var(--accent-soft); }
.day7-decisions span { color: var(--accent); font-size: 13px; font-weight: 900; }
.day7-decisions p { margin: 0; color: var(--body); font-size: 16px; line-height: 1.7; }
.day7-page .signature { margin-top: 46px; color: var(--muted); font-size: 15px; }

.day7-enrollment {
  border-top: 1px solid var(--line);
  padding: clamp(68px, 11vw, 104px) clamp(24px, 7vw, 64px) clamp(76px, 12vw, 116px);
  background: var(--ink);
  color: #fff;
}
.day7-enrollment h2 {
  max-width: 680px;
  margin: 0 0 30px;
  font-size: clamp(30px, 5vw, 42px);
  font-weight: 900;
  letter-spacing: -.07em;
  line-height: 1.32;
}
.day7-enrollment__lead {
  margin: 0;
  border-left: 4px solid var(--accent);
  padding: 18px 22px;
  background: #26262a;
  color: #fff;
  font-size: clamp(20px, 3.5vw, 26px);
  font-weight: 800;
  line-height: 1.55;
}
.day7-enrollment__intro { margin: 54px 0 60px; }
.day7-enrollment__intro blockquote { margin-top: 0; }
.day7-enrollment__intro blockquote p { color: #fff; }
.day7-enrollment__intro > p { margin: 0 0 26px; color: #dedee2; font-size: clamp(16px, 2.5vw, 18px); line-height: 1.84; }
.day7-enrollment__intro > p:last-child { margin-bottom: 0; }

.day7-enrollment__benefits { display: grid; gap: 12px; }
.day7-enrollment__benefits section { padding: clamp(22px, 4vw, 30px); background: #fff; color: var(--ink); }
.day7-enrollment__benefits span { color: var(--accent); font-size: 13px; font-weight: 900; }
.day7-enrollment__benefits h3 { margin: 9px 0 12px; font-size: clamp(19px, 3vw, 23px); letter-spacing: -.05em; line-height: 1.4; }
.day7-enrollment__benefits p { margin: 0; color: var(--body); font-size: 16px; line-height: 1.7; }

.day7-enrollment__offer { margin: 68px 0 22px; border: 2px solid var(--accent); padding: clamp(26px, 5vw, 40px); background: #fff; color: var(--ink); }
.day7-enrollment__offer p { margin: 0 0 24px; font-size: clamp(16px, 2.5vw, 18px); line-height: 1.7; }
.day7-enrollment__offer p:last-child { margin-bottom: 0; }
.day7-enrollment__offer-label { color: var(--accent); font-size: 14px !important; font-weight: 900; letter-spacing: .05em; }
.day7-enrollment__offer strong { font-size: clamp(22px, 4vw, 30px); font-weight: 900; }
.day7-enrollment__offer strong span { color: var(--accent); font-size: clamp(32px, 6vw, 46px); }
.day7-enrollment__urgency { color: var(--accent); font-weight: 800; }
.day7-enrollment__cta { margin: 0; padding: 22px 24px; background: var(--accent); color: #fff; font-size: clamp(16px, 2.8vw, 20px); font-weight: 850; line-height: 1.5; text-align: center; }

@media (max-width: 560px) {
  .process { grid-template-columns: repeat(2, 1fr); }
  .comparison { grid-template-columns: 1fr; }
  .diary-gallery { grid-template-columns: 1fr; }
  .course-header h1 br { display: none; }
  .pairing-table th,
  .pairing-table td { padding: 14px 12px; font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}