/* ==========================================================================
   ChatGPT講座 受講生用 一覧ページ（スマホ向け）
   色はスライド・カードと同じ
   ========================================================================== */

:root {
  --color-bg: #fbf7f1;
  --color-bg-2: #f1e6d8;
  --color-text: #3b2f2a;
  --color-text-sub: #5a4a42;
  --color-accent: #b5552f;
  --color-white: #ffffff;
  --color-border: #e0d2c1;

  --card-blue: #2f6db5;
  --card-yellow: #e8b931;
  --card-green: #3c8a5a;
  --card-red: #c2453a;
  --card-gray: #5a4a42;

  --font-head: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', 'Hiragino Sans', sans-serif;
  --font-body: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;
  --radius: 14px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
pre {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

/* ---------- layout ---------- */

.l-main {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px 56px;
}

.l-section {
  padding-top: 48px;
}

.c-heading {
  margin-bottom: 16px;
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-text);
}

.c-heading::before {
  content: '';
  display: block;
  width: 40px;
  height: 4px;
  margin-bottom: 12px;
  border-radius: 2px;
  background: var(--color-accent);
}

.c-lead {
  margin-bottom: 20px;
  color: var(--color-text-sub);
}

/* ---------- hero ---------- */

.p-hero {
  margin: 0 -16px;
  padding: 40px 16px 32px;
  background: var(--color-bg-2);
}

.p-hero__inner {
  max-width: 640px;
  margin: 0 auto;
}

.p-hero__label {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 12px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-accent);
}

.p-hero__title {
  font-family: var(--font-head);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.5;
}

.p-hero__lead {
  margin-top: 16px;
  font-size: 1.125rem;
  font-weight: 700;
}

.p-hero__note {
  margin-top: 8px;
  color: var(--color-text-sub);
}

/* ---------- steps ---------- */

.p-steps {
  display: grid;
  gap: 12px;
}

.p-steps__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 2px solid var(--color-border);
}

.p-steps__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-accent);
}

.p-steps__text {
  font-weight: 700;
  line-height: 1.6;
}

.p-steps__text span {
  font-weight: 400;
  color: var(--color-text-sub);
}

.p-steps__extra {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--color-bg-2);
}

/* ---------- copy card ---------- */

.c-copy {
  margin-bottom: 24px;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 2px solid var(--color-border);
}

.c-copy__head {
  padding: 12px 16px;
  color: var(--color-white);
  background: var(--card-gray);
}

.c-copy--blue .c-copy__head {
  background: var(--card-blue);
}

.c-copy--yellow .c-copy__head {
  color: var(--color-text);
  background: var(--card-yellow);
}

.c-copy--green .c-copy__head {
  background: var(--card-green);
}

.c-copy--red .c-copy__head {
  background: var(--card-red);
}

.c-copy__name {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
}

.c-copy__when {
  margin-top: 2px;
  font-size: 1rem;
  line-height: 1.6;
}

.c-copy__body {
  padding: 16px;
}

.c-copy__text {
  margin-bottom: 16px;
  padding: 14px 14px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.c-copy__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 60px;
  padding: 10px 16px;
  border: 0;
  border-radius: 12px;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-white);
  background: var(--color-accent);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.c-copy__btn:active {
  opacity: 0.85;
}

.c-copy__btn:focus-visible {
  outline: 3px solid var(--color-text);
  outline-offset: 2px;
}

.c-copy__btn.is-done {
  background: var(--card-green);
}

.c-copy__btn.is-failed {
  background: var(--card-gray);
  font-size: 1.0625rem;
}

.c-copy__icon {
  flex: none;
  width: 24px;
  height: 24px;
}

.c-copy__ghost {
  position: fixed;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.c-copy__memo {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--color-text-sub);
}

/* ---------- note / box ---------- */

.c-note {
  margin-bottom: 20px;
  padding: 14px 16px;
  border-radius: var(--radius);
  border-left: 6px solid var(--color-accent);
  background: var(--color-bg-2);
}

.c-note__title {
  font-weight: 700;
}

.c-note ul {
  margin-top: 6px;
}

.c-note li {
  position: relative;
  padding-left: 1.2em;
}

.c-note li::before {
  content: '';
  position: absolute;
  top: 0.8em;
  left: 0.2em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ---------- answer examples ---------- */

.p-qa {
  margin-bottom: 20px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  overflow: hidden;
}

.p-qa__q {
  padding: 12px 16px;
  font-weight: 700;
  background: var(--color-bg-2);
}

.p-qa__a {
  padding: 14px 16px 16px;
}

.p-qa__label {
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
}

.p-qa__voice {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.p-qa__ng {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--color-text-sub);
}

/* ---------- order list ---------- */

.p-order {
  display: grid;
  gap: 10px;
  margin-bottom: 20px;
  counter-reset: order;
}

.p-order__item {
  position: relative;
  padding: 12px 16px 12px 56px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 2px solid var(--color-border);
  font-weight: 700;
  counter-increment: order;
}

.p-order__item::before {
  content: counter(order);
  position: absolute;
  top: 50%;
  left: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-top: -16px;
  border-radius: 50%;
  font-family: var(--font-head);
  color: var(--color-white);
  background: var(--color-accent);
}

/* ---------- contact ---------- */

.p-contact {
  display: grid;
  gap: 12px;
}

.p-contact__box {
  padding: 16px;
  border-radius: var(--radius);
  background: var(--color-white);
  border: 2px dashed var(--color-accent);
}

.p-contact__label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
}

.p-contact__value {
  margin-top: 4px;
  font-size: 1.125rem;
  overflow-wrap: anywhere;
}

.l-footer {
  padding: 24px 16px 40px;
  font-size: 1rem;
  text-align: center;
  color: var(--color-text-sub);
}