/* =======================================================
   damage-diagnosis.css
   傷・ヘコミ AI診断ページ用スタイル（Phase 0 モック版）
   ヘッダー・タブバーCSS込み
   ======================================================= */

/* -------------------------------------------------------
   Meyer Reset v2.0
   http://meyerweb.com/eric/tools/css/reset/
   ------------------------------------------------------- */
html,body,div,span,applet,object,iframe,
h1,h2,h3,h4,h5,h6,p,blockquote,pre,
a,abbr,acronym,address,big,cite,code,
del,dfn,em,img,ins,kbd,q,s,samp,
small,strike,strong,sub,sup,tt,var,
b,u,i,center,
dl,dt,dd,ol,ul,li,
fieldset,form,label,legend,
table,caption,tbody,tfoot,thead,tr,th,td,
article,aside,canvas,details,embed,
figure,figcaption,footer,header,hgroup,
menu,nav,output,ruby,section,summary,
time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}
article,aside,details,figcaption,figure,
footer,header,hgroup,menu,nav,section{display:block}
body{line-height:1}
ol,ul{list-style:none}
blockquote,q{quotes:none}
blockquote:before,blockquote:after,
q:before,q:after{content:'';content:none}
table{border-collapse:collapse;border-spacing:0}

/* -------------------------------------------------------
   カスタムプロパティ（カラー定義）
   ------------------------------------------------------- */
:root {
  --color-primary: #1e9986;
  --color-primary-dark: #157a6e;
  --color-primary-light: #e1f5f2;
  --color-navy: #0e2e54;
  --color-navy-mid: #1a3a6e;
  --color-line: #06c755;
  --color-emergency: #c0392b;
  --color-bg: #ffffff;
  --color-bg-sub: #f7f9fc;
  --color-border: #e0e8f0;
  --color-text: #0e2e54;
  --color-text-muted: #6b7c93;
  --color-severity-low: #27ae60;
  --color-severity-mid: #e67e22;
  --color-severity-high: #c0392b;
}

/* -------------------------------------------------------
   ベーススタイル
   ------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

/* -- SP ヘッダー -- */
.site_header_sp {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site_header_logo_img {
  height: 28px;
  width: auto;
}

.site_header_actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header_icon_btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-bg-sub);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.btn_line {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: var(--color-line);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 6px;
  line-height: 1.2;
  text-decoration: none;
}

/* -- PC ヘッダー -- */
.site_header_pc {
  display: none;
}

.site_header_utility {
  background: var(--color-navy);
  color: #fff;
  font-size: 12px;
  padding: 6px 0;
}

.site_header_utility_inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

.site_header_utility_left {
  display: flex;
  gap: 16px;
}

.site_header_main {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}

.site_header_main_inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site_header_logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.site_header_logo_catch {
  font-size: 12px;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.site_header_ctas {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn_web {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 6px;
  text-decoration: none;
}

/* -------------------------------------------------------
   パンくずリスト
   ------------------------------------------------------- */
.breadcrumb {
  background: var(--color-bg-sub);
  padding: 10px 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.breadcrumb_inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}

.breadcrumb_list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.breadcrumb_item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.breadcrumb_item + .breadcrumb_item::before {
  content: '>';
  color: var(--color-text-muted);
}

.breadcrumb_item a {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb_item a:hover {
  text-decoration: none;
}

/* -------------------------------------------------------
   ヒーローセクション
   ------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  color: #fff;
  padding: 40px 16px 36px;
  text-align: center;
}

.hero_inner {
  max-width: 760px;
  margin: 0 auto;
}

.hero_title {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 12px;
}

.hero_subtitle {
  font-size: 14px;
  line-height: 1.7;
  opacity: 0.9;
  margin-bottom: 16px;
}

.hero_badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 18px;
  border-radius: 100px;
}

/* -------------------------------------------------------
   使い方ステップセクション
   ------------------------------------------------------- */
.steps_section {
  padding: 40px 16px;
  background: var(--color-bg-sub);
}

.steps_inner {
  max-width: 760px;
  margin: 0 auto;
}

.section_title {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 28px;
  color: var(--color-navy);
}

.steps_grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.step_card {
  background: var(--color-bg);
  border-radius: 12px;
  padding: 24px 20px;
  text-align: center;
  border: 1px solid var(--color-border);
}

.step_number {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.step_icon {
  font-size: 36px;
  margin-bottom: 8px;
}

.step_label {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-navy);
}

.step_desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* -------------------------------------------------------
   診断セクション
   ------------------------------------------------------- */
.diagnosis_section {
  padding: 40px 16px 60px;
}

.diagnosis_inner {
  max-width: 760px;
  margin: 0 auto;
}

/* -- アップロードエリア -- */
.upload_area {
  border: 2px dashed var(--color-border);
  border-radius: 12px;
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background-color 0.2s;
  margin-bottom: 20px;
}

.upload_area:hover,
.upload_area.is_dragover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.upload_icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.upload_text {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.upload_btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 28px;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.upload_btn:hover {
  background: var(--color-primary-dark);
}

.upload_input {
  /* ファイル入力は非表示（ラベルで代替） */
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.upload_note {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 12px;
}

/* -- プレビューエリア -- */
.preview_area {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--color-bg-sub);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
}

.preview_image_wrap {
  flex-shrink: 0;
  width: 120px;
  height: 120px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-border);
}

.preview_image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview_info {
  flex: 1;
  min-width: 0;
}

.preview_filename {
  font-size: 14px;
  font-weight: 600;
  word-break: break-all;
  margin-bottom: 4px;
}

.preview_filesize {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.preview_change_btn {
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.preview_change_btn:hover {
  color: var(--color-primary-dark);
}

/* -- 診断ボタン -- */
.diagnosis_btn {
  display: block;
  width: 100%;
  padding: 16px;
  background: var(--color-primary);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.2s, opacity 0.2s;
  margin-bottom: 24px;
}

.diagnosis_btn:hover:not(:disabled) {
  background: var(--color-primary-dark);
}

.diagnosis_btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* -- 診断中アニメーション -- */
.analyzing {
  text-align: center;
  padding: 32px 16px;
  margin-bottom: 24px;
}

.analyzing_title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--color-navy);
}

.analyzing_progress_bar {
  width: 100%;
  height: 8px;
  background: var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 16px;
}

.analyzing_progress_fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: 4px;
  transition: width 0.1s linear;
}

.analyzing_step {
  font-size: 14px;
  color: var(--color-text-muted);
  min-height: 1.7em;
}

/* -- 診断結果パネル -- */
.result_panel {
  border: 2px solid var(--color-primary);
  border-radius: 12px;
  padding: 28px 20px;
  margin-bottom: 24px;
  background: var(--color-bg);
}

.result_title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.result_row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

.result_label {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  min-width: 80px;
  padding-top: 2px;
}

.result_value {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy);
}

.result_part {
  font-size: 16px;
  font-weight: 700;
}

.result_cost {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* -- 重症度ドット -- */
.result_severity {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.severity_dots {
  display: flex;
  gap: 4px;
}

.severity_dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-border);
}

.severity_dot.is_active {
  /* 色はJSから動的に設定 */
}

.severity_dot.is_active[data-severity="low"] {
  background: var(--color-severity-low);
}

.severity_dot.is_active[data-severity="mid"] {
  background: var(--color-severity-mid);
}

.severity_dot.is_active[data-severity="high"] {
  background: var(--color-severity-high);
}

.severity_label {
  font-size: 13px;
  font-weight: 600;
}

.severity_label[data-severity="low"] {
  color: var(--color-severity-low);
}

.severity_label[data-severity="mid"] {
  color: var(--color-severity-mid);
}

.severity_label[data-severity="high"] {
  color: var(--color-severity-high);
}

/* -- AIコメント -- */
.result_comment_area {
  margin-top: 20px;
  padding: 16px;
  background: var(--color-bg-sub);
  border-radius: 8px;
}

.result_comment_label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.result_comment {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

/* -- CTAボタン群 -- */
.result_actions {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.result_btn_line {
  display: block;
  width: 100%;
  padding: 16px;
  background: var(--color-line);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  border-radius: 10px;
  text-decoration: none;
  transition: opacity 0.2s;
}

.result_btn_line:hover {
  opacity: 0.9;
}

.result_btn_retry {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--color-bg);
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  border: 2px solid var(--color-primary);
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.result_btn_retry:hover {
  background: var(--color-primary-light);
}

/* -- 免責注記 -- */
.disclaimer {
  margin-top: 24px;
  padding: 16px;
  background: var(--color-bg-sub);
  border-radius: 8px;
  border-left: 3px solid var(--color-border);
}

.disclaimer p {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.disclaimer p + p {
  margin-top: 4px;
}

/* -------------------------------------------------------
   SP ボトムタブバー
   ------------------------------------------------------- */
.tab_bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  padding: 6px 0 calc(6px + env(safe-area-inset-bottom, 0px));
  z-index: 100;
}

.tab_bar_item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 10px;
  padding: 4px 8px;
  transition: color 0.2s;
}

.tab_bar_item.is_active {
  color: var(--color-primary);
}

.tab_bar_icon {
  width: 22px;
  height: 22px;
}

.tab_bar_label {
  font-size: 10px;
  font-weight: 500;
  line-height: 1;
}

/* -------------------------------------------------------
   レスポンシブ（PC: 960px以上）
   ------------------------------------------------------- */
@media (min-width: 960px) {
  /* ヘッダー切り替え */
  .site_header_sp {
    display: none;
  }

  .site_header_pc {
    display: block;
    position: sticky;
    top: 0;
    z-index: 100;
  }

  /* タブバー非表示 */
  .tab_bar.sp {
    display: none;
  }

  /* ヒーロー */
  .hero {
    padding: 56px 24px 48px;
  }

  .hero_title {
    font-size: 34px;
  }

  .hero_subtitle {
    font-size: 16px;
  }

  /* ステップ横並び */
  .steps_section {
    padding: 48px 24px;
  }

  .steps_grid {
    flex-direction: row;
    gap: 20px;
  }

  .step_card {
    flex: 1;
  }

  /* 診断セクション */
  .diagnosis_section {
    padding: 48px 24px 80px;
  }

  /* アップロードエリア */
  .upload_area {
    padding: 56px 40px;
  }

  /* プレビューエリア */
  .preview_image_wrap {
    width: 160px;
    height: 160px;
  }

  /* 診断結果 */
  .result_panel {
    padding: 36px 32px;
  }

  .result_row {
    gap: 24px;
  }

  .result_label {
    min-width: 100px;
  }

  /* CTAボタン横並び */
  .result_actions {
    flex-direction: row;
  }

  .result_btn_line {
    flex: 1;
  }

  .result_btn_retry {
    flex: 0 0 auto;
    width: auto;
    padding: 14px 32px;
  }
}

/* -------------------------------------------------------
   ボトムタブバー分の余白（SP）
   ------------------------------------------------------- */
@media (max-width: 959px) {
  .page_main {
    padding-bottom: 72px;
  }
}

/* ======================================
   共通フッター
   ====================================== */
.site_footer {
  background: #0e2e54;
  color: rgba(255, 255, 255, 0.7);
  padding: 40px 16px 100px;
  font-size: 13px;
  line-height: 1.7;
}
.site_footer_inner {
  max-width: 1200px;
  margin: 0 auto;
}
.site_footer_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 20px;
}
.site_footer_heading {
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}
.site_footer_links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.site_footer_links li {
  margin-bottom: 6px;
}
.site_footer_links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 12px;
  transition: color 0.15s;
}
.site_footer_links a:hover {
  color: #fff;
  text-decoration: underline;
}
.site_footer_bottom {
  margin-top: 28px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
}
.site_footer_copy {
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
}
@media (min-width: 960px) {
  .site_footer {
    padding: 48px 32px 32px;
  }
  .site_footer_grid {
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 32px;
  }
  .site_footer_links a {
    font-size: 13px;
  }
}