@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Parkinsans:wght@300..800&display=swap");
:root {
  --primary-light: #587792;
  --primary-dark: #ffa987;
  --secondary: #e54b4b;
  --dark: #1e1e24;
  --light: #ffffff;
  --light-font: #f7ebe8;

  --fs-extra-small: 0.75rem;
  --fs-small: 0.9rem;
  --fs-base: 1rem;
  --fs-medium: 1.15rem;
  --fs-large: 1.5rem;
  --fs-xl: 2rem;
  --fs-xxl: 2.5rem;
  --fs-xxxl: 3rem;

  --fw-semi: 500;
  --fw-bold: 600;

  --box-radius: 0.6rem;
  --content-padding: 1.2rem;

  --btn-height: 1rem;
  --btn-width: 2rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  text-rendering: optimizeLegibility;
  font-kerning: auto;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%;
  line-height: 1.15;

  scroll-behavior: smooth;
  scroll-padding-top: 10rem;
}

body {
  background: var(--light);
  color: var(--dark);
  font-family: "Montserrat", sans-serif;
}

b,
strong {
  font-weight: bolder;
}

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

h2 {
  color: var(--primary-light);
  font-size: clamp(1.25rem, 1rem + 1.3vw, 2rem);
}

h3 {
  color: var(--dark);
  font-size: var(--fs-large);
}

h4 {
  color: var(--secondary);
  font-size: clamp(0.9rem, 1.4rem, 1.6rem);
}

p {
  color: var(--dark);
  font-size: var(--fs-small);
  line-height: 1.6;
}

img {
  border-style: none;
  max-width: 100%;
  height: auto;
}

/* templates */
.flex-center {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flex-vertical {
  display: flex;
  align-items: center;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

.main-content {
  max-width: 1200px;
  width: 100%;
}

section {
  border-radius: 0.6rem;
  margin: 3rem 0;
}

.book-now {
  background-color: var(--secondary);
  border: none;
  border-radius: var(--box-radius);
  color: var(--light);
  cursor: pointer;
  font-size: clamp(0.9rem, 0.7rem + 1vw, 1.1rem);
  font-weight: var(--fw-bold);

  transition: background-color 0.2s ease;
}

.book-now:hover {
  background-color: var(--dark);
  color: var(--light);
}

.scroll-to-top {
  background: var(--secondary);
  border: none;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  color: var(--light);
  cursor: pointer;
  font-size: var(--fs-medium);
  height: 3rem;
  width: 3rem;

  position: fixed;
  bottom: 4rem;
  right: 4rem;

  opacity: 0;
  transition: all 0.3s ease;
  transform: translateY(20px);
  visibility: hidden;
  z-index: 1000;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);

  transform: translateY(-3px);
}

.scroll-to-top:active {
  transform: translateY(-1px);
}

.scroll-to-top::before {
  content: "↑";
  font-weight: var(--fw-bold);
}

/* media queries */
@media screen and (max-width: 1200px) {
  .scroll-to-top {
    bottom: 1rem;
    right: 1rem;
  }
}