/* ------------------------------------------------------------------
   顧客向け提案ポータル。
   画像・外部フォント・JSに依存せず、CSSだけで成立させる。
   ------------------------------------------------------------------ */

:root {
  --c-ink: #1c1c1e;
  --c-ink-soft: #5a5a60;
  --c-line: #e2e2e6;
  --c-bg: #f6f6f4;
  --c-surface: #ffffff;
  --c-accent: #1f4b73;
  --c-accent-dark: #163956;
  --c-danger: #a33232;
  --c-success: #22603f;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 20, 30, .08), 0 8px 24px rgba(20, 20, 30, .05);
}

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

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

body.client {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  /* 内容が少ないページでもフッターを画面下端に置く */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.client-main { flex: 1 0 auto; }
.client-footer { flex-shrink: 0; }

a { color: var(--c-accent); }

/* --- ヘッダー --------------------------------------------------- */

.client-header {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
}

.client-header__inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  justify-content: space-between;
}

.client-header__brand {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
}

.client-header__account {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.client-header__company {
  font-size: 13px;
  color: var(--c-ink-soft);
  /* 長い会社名でも横スクロールを起こさない */
  overflow-wrap: anywhere;
}

.client-header__logout { margin: 0; }

/* --- 本文 ------------------------------------------------------- */

.client-main {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 20px 56px;
}

.client-footer {
  border-top: 1px solid var(--c-line);
  background: var(--c-surface);
}

.client-footer__note {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 20px;
  font-size: 12px;
  color: var(--c-ink-soft);
}

/* --- フラッシュ / エラー ---------------------------------------- */

.flash {
  margin: 0 auto 20px;
  max-width: 520px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  background: #eef3f8;
  border: 1px solid #cddbe8;
}

.flash--success { background: #eaf5ef; border-color: #bcdcc9; color: var(--c-success); }
.flash--error   { background: #fbeeee; border-color: #edc9c9; color: var(--c-danger); }

.form-errors {
  margin-bottom: 18px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: #fbeeee;
  border: 1px solid #edc9c9;
  color: var(--c-danger);
  font-size: 14px;
}

.form-errors ul { margin: 0; padding-left: 1.2em; }

/* --- 認証カード ------------------------------------------------- */

.auth-card {
  max-width: 460px;
  margin: 0 auto;
  padding: 32px 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.auth-card__title {
  margin: 0 0 12px;
  font-size: 21px;
  line-height: 1.5;
}

.auth-card__lead {
  margin: 0 0 22px;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.auth-card__masked {
  font-weight: 700;
  color: var(--c-ink);
  overflow-wrap: anywhere;
}

.auth-card__note {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--c-ink-soft);
}

/* --- フォーム --------------------------------------------------- */

.form { margin: 0; }
.form--inline { margin-top: 12px; }

.field { margin-bottom: 18px; }

.field__label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 700;
}

.field__input {
  width: 100%;
  padding: 12px 14px;
  font-size: 16px; /* iOS で拡大されないよう 16px を下回らせない */
  font-family: inherit;
  color: var(--c-ink);
  background: #fff;
  border: 1px solid #c6c6cc;
  border-radius: 8px;
}

.field__input:focus {
  outline: 2px solid var(--c-accent);
  outline-offset: 1px;
  border-color: var(--c-accent);
}

.field__input--code {
  letter-spacing: .5em;
  text-align: center;
  font-size: 24px;
  font-variant-numeric: tabular-nums;
}

.field__note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--c-ink-soft);
}

/* --- ボタン ----------------------------------------------------- */

.btn {
  display: inline-block;
  padding: 12px 18px;
  min-height: 44px; /* タップ領域を確保 */
  font-size: 15px;
  font-family: inherit;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn--block { display: block; width: 100%; }

.btn--primary {
  background: var(--c-accent);
  color: #fff;
}

.btn--primary:hover { background: var(--c-accent-dark); }

.btn--ghost {
  background: transparent;
  color: var(--c-accent);
  border-color: #c6d3de;
}

.btn--ghost:hover { background: #eef3f8; }

/* --- 作品一覧 --------------------------------------------------- */

.portfolio-list__head { margin-bottom: 24px; }

.portfolio-list__title {
  margin: 0 0 8px;
  font-size: 23px;
  line-height: 1.5;
}

.portfolio-list__lead {
  margin: 0;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.portfolio-list__empty {
  padding: 28px 24px;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--c-ink-soft);
}

.work-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.work-card {
  display: flex;
  flex-direction: column;
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.work-card__body { padding: 22px 22px 8px; flex: 1; }

.work-card__industry {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-accent);
  font-weight: 700;
}

.work-card__title {
  margin: 0 0 6px;
  font-size: 18px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.work-card__client-type {
  margin: 0 0 12px;
  font-size: 12px;
  color: var(--c-ink-soft);
}

.work-card__concept {
  margin: 0 0 16px;
  font-size: 14px;
}

.work-card__plans {
  margin: 0 0 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--c-line);
}

.work-card__plans-title {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-ink-soft);
}

.plan-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.plan-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #eef2f6;
  font-size: 12px;
}

.plan-tag__name { font-weight: 700; }
.plan-tag__price { font-variant-numeric: tabular-nums; }

.work-card__plans-note {
  margin: 8px 0 0;
  font-size: 11px;
  color: var(--c-ink-soft);
}

.work-card__expiry {
  margin: 0;
  font-size: 12px;
  color: var(--c-ink-soft);
}

.work-card__actions { padding: 14px 22px 22px; }

/* --- 廃止ページ ------------------------------------------------- */

.gone-page {
  max-width: 520px;
  margin: 8vh auto;
  padding: 36px 28px;
  background: #fff;
  border: 1px solid #e2e2e6;
  border-radius: 10px;
  text-align: center;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", system-ui, sans-serif;
}

.gone-page__title { margin: 0 0 12px; font-size: 20px; }
.gone-page__lead { margin: 0 0 24px; font-size: 14px; color: #5a5a60; }

/* --- 狭い画面 --------------------------------------------------- */

@media (max-width: 480px) {
  .client-main { padding: 20px 16px 44px; }
  .auth-card { padding: 26px 20px; }
  .auth-card__title { font-size: 19px; }
  .work-cards { grid-template-columns: 1fr; }
  .work-card__body { padding: 20px 18px 6px; }
  .work-card__actions { padding: 12px 18px 20px; }
  .field__input--code { font-size: 22px; letter-spacing: .35em; }
}

/* --- おすすめバッジ -------------------------------------------- */
/* 色だけに頼らず、文言そのもので「おすすめ」と分かるようにする */

.work-card__badge {
  display: inline-block;
  margin: 0 0 8px;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  border: 1px solid transparent;
}

.work-card__badge--highest {
  background: #1f4b73;
  color: #fff;
}

.work-card__badge--recommended {
  background: #eef3f8;
  color: #1f4b73;
  border-color: #cddbe8;
}