:root {
  --color: #141c3a;
  --bg-color: #fef4ee;
  --text-color: #72895f;
  --text-light-color: #fff;

  --bg-color-1: #EEEEEE;
  --bg-color-2: #72895f;
  --bg-color-3: #FFDDED;
  --bg-color-4: #ecd7c4;

  /* basic colors */
  --color-red-light: #f8e8f3;
  --color-yellow-light: #f8f5e8;
  --color-green-light: #e8f8ed;
  --color-blue-light: #d6eaf8;

  --color-purple: #7c7cff;
  --color-purple-light: #a5b4fc;
  --color-red: #FB2C36;
  --color-red-light: #FFC9C9;
  --color-green: #05DF72;
  --color-orange: #FF8904;
  --color-orange-light: #FFD6A7;
  /* --color-green-light: #B9F8CF; */

  --color-underline: #7843E9;

  /* shadow */
  --shadow-logo: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
  --shadow-header: rgba(23, 23, 23, 0.05) 0 0 0 1px;
  --shadow-1: rgba(0, 0, 0, 0.12) 0px 1px 3px, rgba(0, 0, 0, 0.24) 0px 1px 2px;
  --shadow-2: rgba(67, 71, 85, 0.27) 0px 0px 0.25em, rgba(90, 125, 188, 0.05) 0px 0.25em 1em;

  --radius-1: 6px;
  --radius-2: 10px;
}

/* dark mode */
@media (prefers-color-scheme: dark) {
  /* --bg-color: #0f1325;
  --color: #e6e9f8;
  --color-red-light: #40283a;
  --color-yellow-light: #3c3623;
  --color-green-light: #203c2a;
  --color-blue-light: #1c2c40;
  --shadow-header: rgba(0,0,0,0.4) 0 0 0 1px;
  --shadow-logo: rgba(0,0,0,0.5) 0 2px 8px 0;
  --surface-1: #121734;
  --surface-2: #192042; */
}

@font-face {
  font-family: 'PT Serif';
  src: url('/src/fonts/PT_Serif/PTSerif-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'PT Serif';
  src: url('/src/fonts/PT_Serif/PTSerif-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'PT Serif';
  src: url('/src/fonts/PT_Serif/PTSerif-Italic.ttf') format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'PT Serif';
  src: url('/src/fonts/PT_Serif/PTSerif-BoldItalic.ttf') format('truetype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

html {
  color-scheme: light dark;
}

* {
  box-sizing: border-box;
}

img,
iframe {
  max-width: 100%;
}

body {
  font-family: "PT Serif", sans-serif;
  font-optical-sizing: auto;
  font-style: normal;
  background-color: var(--bg-color-1);
  color: var(--text-color);
  margin: 0;

  /* font-size: 1rem; */
  font-style: 17px;
  font-weight: 400;
  line-height: 1.6;

  min-height: 100vh;
  display: grid;
  grid-template-areas:
    "header"
    "main"
    "footer";

  grid-template-rows: auto 1fr auto;
}

blockquote {
  font-style: italic;
  padding-left: 20px;
  margin-left: 0;
  margin-right: 0;
  text-align: center;
  font-size: 2rem;
  font-weight: 400;
}

blockquote b {
  font-size: 0.8rem;
}

header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  height: 90px;
  background-color: var(--bg-color);
  position: sticky;
  top: 20px;
  padding: 0 20px;
  margin: 0 20px;
  z-index: 10;
  border-radius: 20px;
}

header > div {
  display: flex;
  align-items: center;
}

header .logo {
  font-weight: 400;
  font-size: 1.1em;
  color: var(--text-color);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
}

header .menu {
  display: flex;
  justify-content: center;
  text-decoration: none;
  color: var(--text-color);
  gap: 20px;
}

header .menu a {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
}

header .menu a:hover {
  text-decoration: underline;
}

header .appointment {
  border-radius: 100px;
  background-color: var(--bg-color-2);
  color: var(--text-light-color);
  font-style: normal;
  font-weight: 200;
  letter-spacing: 0.01em;
  padding-right: 30px;
  padding-left: 30px;
  height: 55px;
  align-self: center;
}

header .appointment a {
  color: var(--text-light-color);
  text-decoration: none;
}

.container {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.presentation {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-top: 90px;
}

.presentation h1 {
  padding-bottom: 40px;
}

.part {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.part img {
  border-radius: 20px;
}

.box, .box-2 {
  padding: 40px;
  border-radius: 20px;
  max-width: 1200px;
  margin: auto;
}

.box-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.bg-2 {
  background-color: var(--bg-color-2);
}

.bg-3 {
  background-color: var(--bg-color-3);
}

.bg-4 {
  background-color: var(--bg-color-4);
}

span {
  font-size: 1.2rem;
}

p {
  margin: 0;
}

h1 {
  font-size: 4.9rem;
  font-weight: 400;
}

h2 {
  font-size: 1.8em;
  margin: 0;
}

h3 {
  margin: 0;
}

h4 {
  font-size: 2rem;
  font-weight: 400;
  margin-top: 0;
}

.site-footer {
  margin: 40px 20px 20px;
  padding: 16px 20px;
  text-align: center;
  border-radius: 20px;
  background-color: var(--bg-color);
}

.site-footer p {
  margin: 0;
  font-size: 0.95rem;
}

@media (max-width: 1024px) {

  .site-footer {
    margin: 10px 0;
  }
  
  header {
    grid-template-columns: 1fr;
    grid-template-areas:
      "logo"
      "menu"
      "cta";
    height: auto;
    gap: 12px;
    padding: 16px;
    margin: 0 10px;
  }

  header .logo {
    grid-area: logo;
    justify-content: center;
  }

  header .menu {
    grid-area: menu;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 16px;
  }

  header .appointment {
    grid-area: cta;
    justify-self: center;
    height: auto;
    padding: 10px 20px;
  }

  .container {
    gap: 56px;
  }

  h1 {
    font-size: 3.4rem;
  }

  blockquote {
    font-size: 1.6rem;
  }

  .box,
  .box-2 {
    padding: 28px;
    grid-template-columns: 1fr;
    margin: 0;
  }
}

@media (max-width: 768px) {
  header {
    grid-template-columns: 1fr;
    grid-template-areas:
      "logo"
      "menu"
      "cta";
    top: 10px;
    margin: 0 10px;
  }

  header .logo {
    justify-content: center;
  }

  header .menu {
    justify-content: center;
  }

  header .appointment {
    justify-self: center;
    width: fit-content;
  }

  .presentation {
    padding-top: 50px;
  }

  .box-2 {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .box,
  .box-2 {
    /* width: 100vw; */
    padding: 20px;
  }

  h1 {
    font-size: 2.4rem;
  }

  h4 {
    font-size: 1.5rem;
  }

  blockquote {
    font-size: 1.3rem;
    padding-left: 0;
  }

  span {
    font-size: 1.05rem;
  }
}

@media (max-width: 480px) {
  header .menu a {
    font-size: 0.95rem;
  }

  header .logo h3 {
    font-size: 1rem;
  }

  h1 {
    font-size: 2rem;
  }

  .container {
    gap: 40px;
  }

  #contact iframe {
    height: 280px;
  }
}