@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@300;400;500;700;900&display=swap');

/* reset */
*,
*::after,
*::before {
  box-sizing: border-box
}

ul,
ol {
  list-style-type: none;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

img {
  vertical-align: middle;
  width: 100%;
  height: auto;
}

/* variant */
:root {
  /* color */
  --main: #0066cc;
  --main-light: #3388dd;
  --main-dark: #004499;
  --main-transp: rgba(0, 102, 204, .2);
  --sub: #ffec17;
  --sub-dark: #F59E0B;
  --subaccent: #bad8da;
  --bg: #E5F2F5;
  --bg-dark: #d9d9d9;
  --colorless: #fafaff;
  --border: #e2e8f0;
  --bg-paleyellow: #fffbe0;
  --text: #2D3748;
  --text-light: #4A5568;
  --text-muted: #718096;
  --text-animated: rgba(0, 81, 255, 0.1);
  --line: #06c755;
  --shiryo: #31B6F4;
  --trial: #20C607;
  --cta: #F5B400;
  /* space */
  --sp-xxs: 4px;
  --sp-xs: 8px;
  --sp-s: 16px;
  --sp-m: 24px;
  --sp-l: 36px;
  --sp-xl: 48px;
  --sp-xxl: 60px;
  /* fontsize */
  --fs-xxs: 10px;
  --fs-xs: 14px;
  --fs-s: 16px;
  --fs-m: 20px;
  --fs-l: 24px;
  --fs-xl: 32px;
  --fs-xxl: 36px;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* ダークモード */
    --main: #5599ee;
    /* 明るく調整（視認性UP） */
    --main-light: #77aaff;
    /* さらに明るく */
    --main-dark: #3377cc;
    /* 暗くしすぎない */
    --sub: #ffd700;
    /* 黄色は少し落ち着かせる */
    --sub-dark: #FFA500;
    /* オレンジも調整 */
    --subaccent: #5a8a8c;
    /* 暗めに */
    --bg: #37373d;
    --bg-dark: #d9d9d9;
    /* ダークグレー */
    --colorless: #fafaff;
    --border: #2a2a35;
    /* 境界線を見えるように */
    --bg-paleyellow: #3a3520;
    /* 黄色の背景は茶色っぽく */
    --text: #e4e4e7;
    /* 明るいグレー */
    --text-light: #a1a1aa;
    /* 中間グレー */
    --text-muted: #71717a;
    /* さらに暗く */
    --text-animated: rgba(216, 221, 231, 0.8);
  }
}

.zen-maru-gothic {
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: normal;
  font-style: normal;
}

.zen-maru-gothic-bold {
  font-family: "Zen Maru Gothic", sans-serif;
  font-weight: 700;
  font-style: normal;
}

.onest {
  font-family: "Onest", sans-serif;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
}

.noto-sans-jp {
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 600;
  font-style: normal;
}

body {
  background: #BAD8DA;
  background: linear-gradient(45deg, rgba(186, 216, 218, 1) 0%, rgba(229, 242, 245, 1) 100%);
}

header {
  max-width: 600px;
  margin: 0 auto;
}

.flexbox {
  display: flex;
  gap: var(--sp-xs);
  justify-content: space-evenly;
  padding: var(--sp-s);
  background-color: var(--colorless);
  border-bottom: 2px solid var(--main);
}

.flexitem {
  display: block;
  box-sizing: border-box;
  width: 30%;
  text-align: center;
  color: var(--colorless);
  font-weight: bold;
  text-decoration: none;
  padding: var(--sp-xs) 0;
  cursor: pointer;
}

.flex-shiryolink,
.flex-shiryolink:link,
.flex-shiryolink:visited {
  background: var(--shiryo);
  border: 2px solid var(--shiryo);
  border-radius: 5px;
}

.flex-shiryolink:hover,
.flex-shiryolink:active {
  background: var(--colorless);
  color: var(--shiryo);
}

.flex-triallink,
.flex-triallink:link,
.flex-triallink:visited {
  background: var(--trial);
  border: 2px solid var(--trial);
  border-radius: 5px;
}

.flex-triallink:hover,
.flex-triallink:active {
  background: var(--colorless);
  color: var(--trial);
}

.hero {
  padding: var(--sp-l) var(--sp-s);
  height: 80vh;
  background-image: url(../img/toeic-hero.png);
  background-position: center;
  background-size: auto 100%;
  background-repeat: no-repeat;
}

.hero-subcatch {
  color: var(--text);
  font-size: var(--fs-xs);
  margin-bottom: var(--sp-xs);
}

.hero-head {
  color: var(--main);
  font-size: clamp(30px, 2.8vw, 50px);
  font-weight: bold;
  line-height: 1.1;
  text-shadow: 2px 2px 4px #fff;
}

.cta {
  padding: var(--sp-xl) var(--sp-s);
  background-color: var(--colorless);
}

.cta .txt {
  color: var(--main-dark);
  line-height: 1.75;
  margin-bottom: var(--sp-m);
  text-align: center;
  font-weight: 600;
}

.cta-anc,
.cta-anc:link,
.cta-anc:visited {
  display: block;
  box-sizing: border-box;
  width: 90%;
  padding: var(--sp-xs);
  border: 2px solid var(--cta);
  margin: 0 auto var(--sp-s);
  border-radius: 10px;
  background-color: var(--cta);
  color: var(--colorless);
  font-size: var(--fs-s);
  text-align: center;
  text-decoration: none;
  position: relative;
}

.cta-anc:hover,
.cta-anc:active {
  background-color: var(--colorless);
  color: var(--cta);
}

.line-link,
.line-link:link,
.line-link:visited {
  border: 2px solid var(--line);
  background-color: var(--line);
}

.line-link:hover,
.line-link:active {
  background-color: var(--colorless);
  color: var(--line);
}

.cta-anc:after {
  content: 'chevron_forward';
  font-family: 'Material Symbols Outlined';
  font-size: 1.2em;
  margin-left: 0.5rem;
  vertical-align: middle;
  position: absolute;
  top: 28%;
  right: 5%;
}

.cta-anc-small {
  font-size: var(--fs-xs);
  text-align: center;
}

.cta-anc-txt {
  font-weight: bold;
  font-size: var(--fs-m);
}

.kawaijuku-special {
  margin-bottom: var(--sp-m);
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.font-size-big {
  font-weight: bold;
  font-size: var(--sp-xl);
}

/* container共通 */

.container {
  max-width: 600px;
  margin: 0 auto;
  border-right: 2px solid var(--main);
  border-left: 2px solid var(--main);
  padding: var(--sp-xs);
}

.container section {
  margin: var(--sp-xl) 0;
  padding: var(--sp-s);
}

.container .head {
  color: var(--main-dark);
  font-size: var(--fs-xxl);
  font-weight: 600;
  margin-bottom: var(--sp-l);
  position: relative;
}

.container .head::after {
  content: "";
  display: block;
  background-color: var(--main-transp);
  width: 40%;
  height: calc(4 * var(--fs-xxl));
  border-radius: 0 16px 16px 0;
  position: absolute;
  top: 0;
  left: calc(-1 * var(--sp-m));
}

.container .subhead {
  color: var(--main-dark);
  font-size: var(--fs-l);
  font-weight: 600;
  margin-bottom: var(--sp-l);
}

.container .txt {
  color: var(--main-dark);
  line-height: 1.75;
  margin-bottom: var(--sp-m);
  margin-right: calc(-1 * var(--sp-s));
}

/* whytoeic */
.whytoeic-txtbox {
  margin: 0 0 var(--sp-l) var(--sp-xxl);
}

.whytoeic-meritinner {
  margin-bottom: var(--sp-xl);
}

.whytoeic-merithead {
  position: relative;
}

.whytoeic-merithead::after {
  content: "merit";
  display: inline-block;
  padding: var(--sp-xs) var(--sp-s);
  position: absolute;
  color: var(--colorless);
  font-family: "Onest", sans-serif;
  background-color: var(--sub);
  border-radius: 16px 0 0 16px;
  position: absolute;
  bottom: calc(-1 * var(--sp-s));
  right: calc(-1 * var(--sp-m));
}

.whytoeic-merittxt {
  margin: 0 0 var(--sp-l) var(--sp-xxl);
  position: relative;
}

.whytoeic-merittxt:after {
  content: "";
  display: block;
  width: 100px;
  height: 100px;
  z-index: -1;
  position: absolute;
  top: calc(-1 * var(--sp-m));
  left: -84px;
  background-repeat: no-repeat;
  background-size: contain;
}

.upper:after {
  background-image: url(../img/upperclass.png);
}

.highscore:after {
  background-image: url(../img/Highscore.png);
}

.twoskills:after {
  background-image: url(../img/twoskills.png);
}

.useful:after {
  background-image: url(../img/useful.png);
}

.whytoeic-link,
.whytoeic-link:link,
.whytoeic-link:visited {
  display: block;
  box-sizing: border-box;
  width: 90%;
  padding: var(--sp-xs);
  margin: 0 auto var(--sp-s);
  border-radius: 10px;
  color: var(--colorless);
  font-size: var(--fs-s);
  text-align: center;
  text-decoration: none;
  position: relative;
  border: 2px solid var(--main);
  background-color: var(--main);
}

.whytoeic-link:hover,
.whytoeic-link:active {
  background-color: var(--colorless);
  color: var(--main);
}

.whytoeic-link:after {
  content: 'chevron_forward';
  font-family: 'Material Symbols Outlined';
  font-size: 1.2em;
  margin-left: 0.5rem;
  vertical-align: middle;
  position: absolute;
  top: 28%;
  right: 5%;
}

/* reason */
.reasonbox-inner {
  margin-bottom: var(--sp-xl);
}

.reasonbox-img {
  margin-bottom: var(--sp-m);
  aspect-ratio: 16 / 12;
  overflow: hidden;
}

.reasonbox-head {
  padding-left: var(--sp-xxl);
  position: relative;
}

.reasonbox-head::before {
  display: inline-block;
  padding: var(--sp-xxs) var(--sp-s);
  border: 1px solid var(--main);
  font-weight: 600;
  font-family: "Onest", sans-serif;
  font-size: var(--main);
  position: absolute;
  top: 16px;
  left: 0;
}

.reason1::before {
  content: "1";
}

.reason2::before {
  content: "2";
}

.reason3::before {
  content: "3";
}

.reason-subhead {
  text-align: center;
}

.school-box {
  display: flex;
  flex-wrap: wrap;
  gap: 1%;
  margin-bottom: var(--sp-l);
}

.school-item {
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  width: 32%;
  margin-bottom: var(--sp-xs);
  cursor: pointer;
}

.school-item a {
  display: block;
  width: 100%;
  padding: var(--sp-xs);
  text-decoration: none;
}

.school-item a:hover,
.school-item a:active {
  background-color: rgba(255, 255, 255, .5);
}

.school-item-img {
  border: 2px solid var(--sub-dark);
  margin-bottom: var(--sp-xs);
}

.school-item-head {
  display: block;
  font-size: var(--fs-s);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--sp-xs);
}

.school-box .school-item-txt {
  width: 100%;
  font-size: var(--fs-s);
  line-height: 1.2;
  margin-bottom: var(--sp-xs);
}

/* voice */

.voice-head {
  text-align: center;
}

.voice-item {
  margin-bottom: var(--sp-m);
}

.voice-info {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--sp-s);
  margin-bottom: var(--sp-s);
}

.voice-info-tag {
  display: inline-block;
  width: 40%;
  margin: 0 var(--sp-xs) var(--sp-xs) 0;
  padding-bottom: var(--sp-xxs);
  color: var(--colorless);
  background-color: var(--main);
  font-weight: 666;
  text-align: center;
}

.voice-info-point {
  color: var(--sub-dark);
  font-weight: bold;
}

.voice-info-txt {
  margin-bottom: var(--sp-m);
}

.voice-link,
.voice-link:link,
.voice-link:visited {
  display: block;
  width: 50%;
  margin-left: auto;
  text-decoration: none;
  padding: var(--sp-xs);
  border: 2px solid var(--cta);
  border-radius: 0 10px 10px 0;
  background-color: var(--cta);
  color: var(--colorless);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  position: relative;
}

.voice-link:hover,
.voice-link:active {
  background-color: var(--colorless);
  color: var(--cta);
}

.voice-link:after {
  content: 'chevron_forward';
  font-family: 'Material Symbols Outlined';
  font-size: 1.2em;
  margin-left: 0.5rem;
  vertical-align: middle;
  position: absolute;
  top: 28%;
  right: 5%;
}

/* faq */

.faq-head {
  text-align: center;
}

.faq-box {
  margin-bottom: var(--sp-l);
}

.faq-q {
  display: grid;
  grid-template-columns: 100px 1fr;
  margin-bottom: var(--sp-s);
  align-items: center;
  gap: var(--sp-s);
}

.faq-q-head {
  color: var(--main-dark);
  font-size: var(--fs-m);
}

.faq-a {
  margin-bottom: var(--sp-l);
}

/* footer */

.footer {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--sp-l) var(--sp-s);
  border-top: 2px solid var(--main);
  background-color: var(--bg-dark);
  color: var(--main-dark);
}

.footer_head {
  width: 50%;
  margin: var(--sp-l) 0;
}

.sns-box {
  display: flex;
  gap: var(--sp-m);
  margin-bottom: var(--sp-l);
}

.sns-item a {
  color: var(--main-dark);
  font-size: var(--fs-l);
  margin-bottom: var(--sp-l);
}

.copyright {
  margin-bottom: var(--sp-l);
}