/* style.css — 1s_sanko 新デザインLP（令和8年度／一級建築士・信頼と誠実さを軸にしたブループリント基調） */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&family=Shippori+Mincho:wght@600;700;800&display=swap');

:root {
  --color-primary: #1e3a5f;
  --color-primary-dark: #12233b;
  --color-primary-light: #eaf0f7;
  --color-accent: #b8863d;
  --color-accent-dark: #93692a;
  --color-accent-light: #f7efdf;
  --color-text: #1c2430;
  --color-text-muted: #5b6472;
  --color-border: #dde4ee;
  --color-card: #ffffff;
  --color-page: #f4f6f9;
  --color-page-2: #f9fafc;
  --shadow-sm: 0 4px 14px rgba(18, 35, 59, 0.07);
  --shadow-card: 0 10px 28px rgba(18, 35, 59, 0.1);
  --font-body: "Noto Sans JP", "Hiragino Sans", "Meiryo", sans-serif;
  --font-heading: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  background: linear-gradient(180deg, var(--color-page) 0%, var(--color-page-2) 55%, #fff 100%);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
}

a {
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.sp {
  display: none;
}

@media (max-width: 600px) {
  .sp {
    display: inline;
  }
}

.app {
  position: relative;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ----------- 背景（製図用紙のブループリント格子） ----------- */
.bg-grid {
  pointer-events: none;
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(30, 58, 95, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 95, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(30, 58, 95, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 95, 0.14) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px, 120px 120px, 120px 120px;
  mask-image: radial-gradient(ellipse 85% 65% at 50% 0%, black 20%, transparent 72%);
  z-index: 0;
}

.bg-corner {
  pointer-events: none;
  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  opacity: 0.5;
}

.bg-corner svg {
  position: absolute;
  top: -40px;
  right: -40px;
  width: min(46vw, 460px);
  height: auto;
  color: var(--color-primary);
  opacity: 0.06;
}

.content {
  position: relative;
  z-index: 1;
}

/* ----------- header ----------- */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem clamp(1.1rem, 4vw, 2.5rem);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.logo img {
  display: block;
  height: clamp(26px, 5vw, 36px);
  width: auto;
  object-fit: contain;
}

.header-cta {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  text-decoration: none;
  padding: 0.55rem 1.15rem;
  border-radius: 6px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(18, 35, 59, 0.28), 0 0 0 4px rgba(30, 58, 95, 0.1);
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.header-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(18, 35, 59, 0.36), 0 0 0 5px rgba(30, 58, 95, 0.14);
}

/* ----------- hero（MV画像＋CTA） ----------- */
.hero {
  margin: 0;
  text-align: center;
}

.hero-mv {
  margin: 0;
  line-height: 0;
}

.hero-mv picture,
.hero-mv img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  padding: clamp(1.5rem, 4vw, 2.5rem) clamp(1.1rem, 4vw, 2.5rem) clamp(2rem, 5vw, 3rem);
}

.hero-cta {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: min(100%, 560px);
  padding: clamp(1.35rem, 3.5vw, 1.8rem) clamp(1.2rem, 4vw, 2rem) clamp(1.5rem, 3.8vw, 1.95rem);
  background:
    linear-gradient(180deg, #fffef9 0%, #fff 72%),
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(232, 197, 107, 0.18), transparent 70%);
  border: 1px solid rgba(184, 134, 61, 0.48);
  border-radius: 16px;
  box-shadow:
    0 18px 42px rgba(147, 105, 42, 0.16),
    0 2px 0 rgba(255, 255, 255, 0.9) inset;
}

.hero-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  right: 12%;
  height: 4px;
  border-radius: 0 0 6px 6px;
  background: linear-gradient(90deg, var(--color-accent) 0%, #e8c56b 50%, var(--color-accent-dark) 100%);
}

.hero-cta__note {
  position: relative;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  color: var(--color-primary-dark);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(0.80rem, 2.8vw, 1.06rem);
  /* letter-spacing: 0.03em; */
  line-height: 1.7;
  text-align: center;
  text-wrap: balance;
  background-image: linear-gradient(
    105deg,
    var(--color-primary-dark) 0%,
    var(--color-primary-dark) 42%,
    #fff 50%,
    var(--color-primary-dark) 58%,
    var(--color-primary-dark) 100%
  );
  background-size: 220% 100%;
  background-position: 100% 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-cta-note-shimmer 3.2s ease-in-out infinite;
}

@keyframes hero-cta-note-shimmer {
  0%,
  55% {
    background-position: 100% 0;
  }
  80%,
  100% {
    background-position: 0% 0;
  }
}

.hero-cta__btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  white-space: nowrap;
  padding: 1.15rem 1.6rem;
  border: 1px solid #f3e0b0;
  border-radius: 8px;
  background: linear-gradient(165deg, #d4a24e 0%, var(--color-accent) 42%, var(--color-accent-dark) 100%);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.15rem, 3.4vw, 1.42rem);
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow:
    0 16px 34px rgba(147, 105, 42, 0.42),
    0 0 0 6px rgba(184, 134, 61, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.42);
  transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
}

.hero-cta__btn:hover,
.hero-cta__btn:focus-visible {
  transform: translateY(-3px);
  filter: brightness(1.05);
  box-shadow:
    0 20px 40px rgba(147, 105, 42, 0.5),
    0 0 0 7px rgba(184, 134, 61, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.hero-cta__btn:focus-visible {
  outline: 2px solid var(--color-accent-dark);
  outline-offset: 3px;
}

.hero-cta__shine {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, 0.38) 50%, transparent 65%);
  transform: translateX(-120%);
  animation: hero-cta-shine 3.2s ease-in-out infinite;
}

.hero-cta__label {
  position: relative;
  z-index: 1;
}

.hero-cta__arrow {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.05rem;
  height: 2.05rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.hero-cta__arrow svg {
  width: 1.05rem;
  height: 1.05rem;
}

@keyframes hero-cta-shine {
  0%,
  55% {
    transform: translateX(-120%);
  }
  80%,
  100% {
    transform: translateX(120%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-cta__shine,
  .hero-cta__note,
  .hero-cta__label,
  .btn-primary::after,
  .header-cta::after,
  .sticky-cta__btn::after,
  .btn-primary > span,
  .header-cta > span,
  .sticky-cta__btn > span,
  .cta-band__title {
    animation: none;
  }

  .hero-cta__note {
    background-image: none;
    -webkit-text-fill-color: var(--color-primary-dark);
  }

  .cta-band__title {
    background-image: none;
    -webkit-text-fill-color: var(--color-text);
  }

  .hero-cta__label,
  .btn-primary > span,
  .header-cta > span,
  .sticky-cta__btn > span {
    background-image: none;
    -webkit-text-fill-color: #fff;
  }
}

.btn-primary {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  margin-top: 10px;
  padding: 1.05rem 4.5rem;
  border: 1px solid transparent;
  border-radius: 6px;
  background: linear-gradient(120deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.05rem, 3vw, 1.25rem);
  text-decoration: none;
  box-shadow: 0 12px 26px rgba(147, 105, 42, 0.35), 0 0 0 5px rgba(184, 134, 61, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(147, 105, 42, 0.44), 0 0 0 6px rgba(184, 134, 61, 0.14);
}

.btn-primary svg {
  width: 1.1em;
  height: 1.1em;
  flex-shrink: 0;
}

.btn-primary::after,
.header-cta::after,
.sticky-cta__btn::after {
  content: "";
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, 0.38) 50%, transparent 65%);
  transform: translateX(-120%);
  animation: hero-cta-shine 3.2s ease-in-out infinite;
}

.btn-primary > span,
.header-cta > span,
.sticky-cta__btn > span,
.hero-cta__label {
  position: relative;
  z-index: 1;
  background-image: linear-gradient(
    105deg,
    #fff 0%,
    #fff 42%,
    #ffe9b8 50%,
    #fff 58%,
    #fff 100%
  );
  background-size: 220% 100%;
  background-position: 100% 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-cta-note-shimmer 3.2s ease-in-out infinite;
}

/* ----------- summary ----------- */
.summary {
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(2.2rem, 5vw, 3.2rem) clamp(1.1rem, 4vw, 2.5rem) clamp(1.5rem, 4vw, 2.5rem);
}

.summary__card {
  border-radius: 16px;
  padding: clamp(1.0rem, 4vw, 2.6rem);
  background: #fff;
  border: 1px solid var(--color-border);
  border: 4px solid var(--color-primary);
  box-shadow: var(--shadow-card);
  text-align: center;
}

.summary__label {
  display: block;
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin: 0 0 0.7rem;
}

.summary__title {
  margin: 0 0 0rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  line-height: 1.5;
  color: var(--color-primary-dark);
}

.summary__text {
  margin: 30px auto 1rem;
  max-width: 38rem;
  font-size: clamp(1rem, 2.6vw, 1.1rem);
  line-height: 2;
  color: var(--color-text);
}

.summary__em {
  color: var(--color-primary);
  font-weight: 700;
  border-bottom: 2px solid var(--color-accent);
}

.summary__note {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-accent-dark);
}

.summary__highlight {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 0.7rem;
  margin: 0 auto 1.6rem;
  padding: 0.8rem 1.15rem;
  max-width: 32rem;
  border-radius: 10px;
  /* background: linear-gradient(180deg, #fffdf8 0%, var(--color-accent-light) 100%);
  border: 1px solid rgba(184, 134, 61, 0.38);
  box-shadow: 0 4px 12px rgba(147, 105, 42, 0.1); */
  color: var(--color-primary-dark);
  font-size: clamp(0.92rem, 2.5vw, 1.05rem);
  font-weight: 700;
  line-height: 1.55;
}

.summary__highlight-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.18rem 0.62rem 0.14rem;
  border-radius: 4px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.3;
}

.summary__highlight-text {
  text-align: center;
}

.summary__highlight-text strong {
  color: var(--color-accent-dark);
  font-weight: 800;
  border-bottom: 2px solid var(--color-accent);
}

.summary__cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

/* ----------- notice / caution ----------- */
.notice {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2.5rem) clamp(1.6rem, 4vw, 2.4rem);
}

.notice__box {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.2rem 1.4rem;
  border-radius: 10px;
  background: #f6f8fb;
  border: 1px solid var(--color-border);
  /* border-left: 4px solid var(--color-primary); */
}

.notice__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.notice__title svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

.notice__box ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.notice__box li {
  position: relative;
  padding-left: 1.3em;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.85;
}

.notice__box li::before {
  content: "―";
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
}

/* ----------- anchor nav ----------- */
.anchor-nav {
  position: relative;
  z-index: 5;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2.5rem) 0.5rem;
}

.anchor-nav__list {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0.4rem;
  overflow: visible;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.anchor-nav__list > li {
  flex: 1 1 0;
  min-width: 0;
  text-align: center;
}

.anchor-nav__list a {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0.6rem 0.35rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: clamp(0.62rem, 2.4vw, 0.86rem);
  line-height: 1.35;
  text-align: center;
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.anchor-nav__list a:hover {
  background: var(--color-primary-light);
}

/* ----------- section shared ----------- */
.section {
  padding: clamp(2.6rem, 6vw, 4.2rem) clamp(1.1rem, 4vw, 2.5rem);
}

.section-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.section-label {
  display: block;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin: 0 0 0.6rem;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 800;
  text-align: center;
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  margin: 0 0 1.4rem;
  color: var(--color-primary-dark);
}

.section-desc {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 2.2rem;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.9;
}

/* ----------- schedule timeline ----------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.timeline__item {
  position: relative;
  padding: 1.8rem 1.5rem 1.6rem;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.timeline__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
}

.timeline__item--accent::before {
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dark));
}

.timeline__heading {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin: 0 0 0.8rem;
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.3;
}

.timeline__when {
  font-size: clamp(1.3rem, 2.8vw, 1.6rem);
  color: var(--color-primary-dark);
}

.timeline__item--accent .timeline__when {
  color: var(--color-accent-dark);
}

.timeline__what {
  font-size: clamp(1.1rem, 2.4vw, 1.3rem);
  color: var(--color-text);
}

.timeline__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 0.9rem 0;
  border: 1px solid var(--color-border);
}

.timeline__text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.85;
}

.timeline__note {
  color: var(--color-accent-dark);
  font-weight: 700;
}

/* ----------- steps (flow) ----------- */
.steps {
  display: grid;
  gap: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  background: #fff;
}

.step {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.4rem 1.4rem;
  border-bottom: 1px solid var(--color-border);
}

.step:last-child {
  border-bottom: none;
}

.step__head {
  display: flex;
  gap: 1.1rem;
  align-items: center;
}

.step__num {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  box-shadow: 0 4px 10px rgba(18, 35, 59, 0.28);
}

.step__head h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
}

.step > p {
  margin: 0;
  padding-left: calc(2.4rem + 1.1rem);
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ----------- catchphrase（CTA上のラベル） ----------- */
.catchphrase {
  position: relative;
  display: block;
  width: fit-content;
  margin: 0 auto;
  padding: 0.3rem 1.1rem;
  background: var(--color-accent-light);
  color: var(--color-accent-dark);
  font-weight: 700;
  font-size: clamp(0.95rem, 3vw, 1.05rem);
  border-radius: 999px;
  border: 1px solid var(--color-accent);
  user-select: none;
  white-space: nowrap;
}

.catchphrase--multiline {
  height: auto;
  white-space: pre-line;
  text-align: center;
  line-height: 1.5;
}

/* ----------- gift ----------- */
.gift-card {
  display: grid;
  grid-template-columns: minmax(220px, 340px) 1fr;
  gap: clamp(1.4rem, 4vw, 2.4rem);
  align-items: center;
  padding: clamp(1.6rem, 4vw, 2.4rem);
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.gift-card__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.gift-card__ribbon {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.9rem;
}

.gift-card__title {
  margin: 0 0 0.8rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.15rem, 3vw, 1.4rem);
  color: var(--color-primary-dark);
  line-height: 1.5;
}

.gift-card__text {
  margin: 0 0 0.8rem;
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}

.gift-card__note {
  display: block;
  font-size: 0.82rem;
  color: var(--color-accent-dark);
  font-weight: 700;
  margin-bottom: 0.3rem;
}

/* ----------- course cards ----------- */
.courses {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}

.course-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

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

.course-card__body {
  padding: 1.1rem 1.2rem 1.3rem;
}

.course-card__tag {
  display: inline-flex;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.course-card__title {
  margin: 0 0 0.5rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.55;
}

.course-card__desc {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ----------- CTA band ----------- */
.cta-band {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 clamp(1.1rem, 4vw, 2.5rem) clamp(2.5rem, 6vw, 3.5rem);
  text-align: center;
}

.cta-band__inner {
  padding: clamp(1.8rem, 5vw, 2.6rem);
  border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, #fff 70%);
  border: 1px solid var(--color-border);
}

.cta-band__title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(0.9rem, 3.5vw, 1.3rem);
  margin: 0;
  color: var(--color-text);
  background-image: linear-gradient(
    105deg,
    var(--color-text) 0%,
    var(--color-text) 42%,
    #fff 50%,
    var(--color-text) 58%,
    var(--color-text) 100%
  );
  background-size: 220% 100%;
  background-position: 100% 0;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: hero-cta-note-shimmer 3.2s ease-in-out infinite;
}

/* ----------- footer ----------- */
.footer {
  padding: 1.8rem clamp(1.1rem, 4vw, 2.5rem) 2.3rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.76rem;
  line-height: 1.8;
}

.footer a {
  color: var(--color-primary-dark);
  font-weight: 700;
  text-decoration: none;
}

/* ----------- sticky cta / back to top ----------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 55;
  display: flex;
  justify-content: center;
  padding: 0.55rem clamp(0.75rem, 3vw, 1.25rem);
  padding-bottom: calc(0.55rem + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -6px 20px rgba(18, 35, 59, 0.14);
  transform: translateY(110%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}

.sticky-cta.is-visible {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.sticky-cta__btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  border-radius: 6px;
  background: linear-gradient(120deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  box-shadow: 0 6px 16px rgba(18, 35, 59, 0.3), 0 0 0 5px rgba(30, 58, 95, 0.1);
  transition: transform 0.2s;
}

.sticky-cta__btn:hover {
  transform: translateY(-1px);
}

body.has-sticky-cta {
  padding-bottom: calc(4.4rem + env(safe-area-inset-bottom, 0px));
}

body.has-sticky-cta .back-to-top {
  bottom: calc(4.7rem + env(safe-area-inset-bottom, 0px));
}

.back-to-top {
  position: fixed;
  right: clamp(0.65rem, 3vw, 1.15rem);
  bottom: calc(clamp(0.65rem, 3vw, 1.15rem) + env(safe-area-inset-bottom, 0px));
  z-index: 60;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.85rem;
  border-radius: 6px;
  border: 1px solid var(--color-primary);
  background: rgba(255, 255, 255, 0.96);
  color: var(--color-primary-dark);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: var(--shadow-card);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.28s ease, visibility 0.28s ease, transform 0.28s ease, background 0.2s, color 0.2s;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
  color: #fff;
}

.back-to-top__arrow {
  width: 1em;
  height: 1em;
  flex-shrink: 0;
}

/* ----------- scroll reveal ----------- */
.js-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----------- responsive ----------- */
@media (max-width: 900px) {
  .timeline {
    grid-template-columns: 1fr;
  }

  .gift-card {
    grid-template-columns: 1fr;
  }

  .gift-card__img {
    max-width: 280px;
    margin: 0 auto;
  }
}

@media (max-width: 700px) {
  .courses {
    grid-template-columns: 1fr;
  }

  .cta-band {
    padding-bottom: calc(0.5rem + 4.2rem);
  }

  .btn-primary {
    width: 100%;
    justify-content: center;
    padding: 1rem 1.5rem;
  }

  .hero-cta {
    padding: 1.2rem 0.9rem 1.3rem;
  }

  .summary__highlight {
    width: 100%;
    max-width: none;
  }

  .step > p {
    padding-left: 0;
  }
}