/*1. IMPORTS & VARIABLER*/
/* https://developer.mozilla.org/en-US/docs/Web/CSS/@import */
@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap");

/* https://developer.mozilla.org/en-US/docs/Web/CSS/:root */
:root {
  --primary-bg-color: #501d1d;
  --primary-text-color: white;
  --shadow-dark: rgb(0, 0, 0, 0.7);
  --shadow-medium: rgb(0, 0, 0, 0.4);
  --shadow-light: rgb(0, 0, 0, 0.15);
  --border-color-light: rgb(255, 255, 255, 0.1);
  --transition-speed: 0.2s;
}

/*2. GRUNDLÄGGANDE STILAR (BODY, TYPOGRAFI)*/

html {
  height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  font-family: "Roboto", sans-serif;
  /* https://developer.mozilla.org/en-US/docs/Web/CSS/gradient/linear-gradient */
  background-image: linear-gradient(to bottom right, #331a1a, #402a2a);
  background-attachment: fixed;
  color: var(--primary-text-color);
  line-height: 1.6;
  font-size: 1rem;
}

main {
  flex: 1;
}

h1 {
  font-size: 3.7rem;
  text-shadow: 4px 4px 10px rgb(0, 0, 0, 1);
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

.hero {
  display: flex;
  align-items: center;
  background-image: url("../images/Computer\ \(hero\).png");
  background-position: 0% 56%;
  margin: 0 0 5em 0;
  box-shadow: 0 0 16px var(--shadow-medium);
}

/*3. GEMENSAMMA KOMPONENTSTILAR*/

/* Gemensam stil för logotypen i header och footer */
.logo-container img {
  display: block;
  width: 50px;
  border-radius: 50%;
  box-shadow: 0 0 16px var(--shadow-dark);
}

/* Gemensamma stilar för all navigation */
nav ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 0.5rem;
}

nav a {
  color: var(--primary-text-color);
  text-decoration: none;
  padding: 0.5rem 0;
  position: relative;
  display: inline-block;
}

/* Gemensam hover-effekt för alla nav-länkar */
/* https://developer.mozilla.org/en-US/docs/Web/CSS/Pseudo-elements */
nav a::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--primary-text-color);
  bottom: 0;
  left: 0;
  /* 
  Börjar på 0% (dold)
  https://developer.mozilla.org/en-US/docs/Web/CSS/transform-function/scaleX */
  transform: scaleX(0);
  transform-origin: left;
  box-shadow: 0 0px 16px rgb(0, 0, 0);
  transition: transform var(--transition-speed) ease-out;
}
/* https://developer.mozilla.org/en-US/docs/Web/CSS/:hover */
nav a:hover::after {
  /* slutar här */
  transform: scaleX(1);
}

/*4. SPECIFIKA KOMPONENTSTILAR*/

/* ----- Header ----- */
header {
  background-color: var(--primary-bg-color);
  padding: 0.8rem 1rem;
  display: flex;
  align-items: center;
  min-height: 50px;
  box-shadow: 0 5px 10px var(--shadow-medium);
  z-index: 5;
}

header nav {
  margin-left: auto; /* Flyttar nav till höger */
}

header nav ul {
  gap: 1rem; /* Lite mer space i headern */
}

header nav a {
  padding: 1rem; /* Större klickyta i headern */
}

header nav a::after {
  bottom: 0.5rem; /* Justerar linjens position pga padding */
  transform-origin: center; /* Centrerad animation i headern */
}

/* ----- Footer ----- */
footer {
  background-color: var(--primary-bg-color);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  box-shadow: 0 -5px 10px var(--shadow-light);
}

.footer-top {
  display: flex;
  align-items: center;
  gap: 2rem;
  width: 100%; /* Tar hela bredden för att kunna centrera .footer-bottom */
}

footer nav ul {
  flex-direction: column; /* Staplar länkar vertikalt */
  gap: 0.25rem;
}

.footer-bottom {
  width: 100%;
  text-align: center;
  border-top: 1px solid var(--border-color-light);
  padding-top: 1rem;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.8rem;
  color: rgb(255, 255, 255, 0.7);
}

/*5. RESPONSIV DESIGN & HAMBURGERMENY*/

.menu-toggle {
  display: none;
}

.hamburger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  cursor: pointer;
  margin-left: auto;
  background: transparent;
  border: none;
  padding: 0;
}

.hamburger-menu span {
  width: 100%;
  height: 3px;
  background-color: var(--primary-text-color);
  border-radius: 3px;
  transition: all var(--transition-speed) ease-in-out;
}