/* ==========================
   Root Variables
========================== */
:root {
  /* Colors */
  --brand-bg-main: #fbfffd;
  --brand-bg-accent: #afd4ce;
  --brand-text: #4c625e;
  --brand-focus: #425f50;

  /* Font */
  --brand-font: "Lexend", sans-serif;

  /* Optional UI accents */
  --brand-radius: 0.75rem;
  --brand-transition: 0.25s ease;
  --brand-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* ==========================
  Dark theme    
========================== */
.dark {
  --brand-bg-main: #1c1f1e;
  --brand-bg-accent: #3b4a46;
  --brand-text: #e5ece9;
  --brand-focus: #a8ded0;
}
/* ==========================
   Global Reset & Base
========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  background-color: var(--brand-bg-main);
  color: var(--brand-text);
  font-family: var(--brand-font);
  line-height: 1.6;
}

img,
svg {
  max-width: 100%;
  height: auto;
}

li {
  list-style: none;
}

a:focus,
button:focus {
  outline: 2px solid var(--brand-focus);
  outline-offset: 3px;
}

/* ==========================
   Layout
========================== */
.wrapper {
  display: flex;
  flex-direction: row;
  min-height: 100vh;
}

main {
  flex: 2;
  margin-left: 30vw;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 3rem;
}

/* ==========================
   Typography
========================== */
h1 {
  font-size: clamp(2rem, 5vw, 4rem);
  max-width: 90vw;
  font-weight: 600;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  max-width: 70vw;
  font-weight: 500;
}

p,
a {
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  max-width: 90vw;
  color: var(--brand-text);
}

/* ==========================
   Links
========================== */
a {
  text-decoration: none;
  transition: color var(--brand-transition);
}

a:hover {
  color: var(--brand-focus);
}

/* ==========================
   Navigation
========================== */
.nav-bar {
  display: flex;
  position: fixed;
  height: 100vh;
  width: 30vw;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: var(--brand-bg-accent);
  gap: 3rem;
}
.nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0;
}

.nav-links li {
  margin-bottom: 2rem;
  width: 100%;
  text-align: center;
}

.nav-links a {
  font-size: 3vw;
  max-width: 70vw;
  text-decoration: none;
  border-radius: var(--brand-radius);
  transition: background-color var(--brand-transition);
}

.current-nav-location {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.nav-links a:hover {
  background-color: rgba(255, 255, 255, 0.2);
}
/* ==========================
   Mobile Navigation
=========================== */
@media (max-width: 768px) {
  .wrapper {
    flex-direction: column;
  }

  .nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: auto;
    width: 100vw;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 999;
  }

  .nav-links {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    margin: 1.3rem;
    gap: 2rem;
    overflow-x: auto; /* allows horizontal scrolling */
    -webkit-overflow-scrolling: touch; /* smooth scrolling on iOS */
    scrollbar-width: none; /* hide scrollbar in Firefox */
  }
  .nav-links::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
  }
  .nav-links li {
    margin-bottom: 0;
  }

  .nav-links a {
    font-size: clamp(0.8rem, 1.4vw, 1.2rem);
    line-height: 1;
    max-width: none;
  }

  main {
    margin-left: 0;
    margin-top: 100px; /* push content below fixed nav */
    padding: 2rem;
  }
}

/* ==========================
   Footer
========================== */
.footer-container {
  z-index: 10;
  position: relative;
  background-color: var(--brand-bg-accent);
  color: var(--brand-text);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  text-align: center;
  align-items: center;
  justify-content: center;
  align-content: center;
  font-size: clamp(0.9rem, 1.6vw, 1.2rem);
  width: 100%;
}

.footer-container p,
#theme-toggle {
  margin: 0.2rem 0;
  font-size: 1.3vw;
}

.footer-links a img {
  height: 3vw;
  max-height: 40px;
  margin: 1vw 2vw;
}

/* ==========================
   Updates & Projects
========================== */
.update-container {
  margin: 1rem;
}

.main-updates,
.updates {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.projects-intro,
.projects-grid {
  display: flex;
  flex-direction: column;
  align-items: left;
  text-align: left;
  max-width: 90vw;
  margin: 2rem 0;
  width: 100%;
}
/* ==========================
   Contact
========================== */
.contact-info {
  display: flex;
  flex-direction: column;
}

.contact-info a {
  margin: 0.5rem 0;
}

/* ==========================
   About me
========================== */
.resume {
  display: flex;
  flex-direction: column;
}

.resume a {
  margin: 0.5rem 0;
}

/* ==========================
   Misc
========================== */

.resume button,
.linktree button,
button {
  border: none;
  padding: 1vh 2vh;
  border-radius: var(--brand-radius);
  background-color: var(--brand-bg-accent);
  color: var(--brand-text);
  font-family: var(--brand-font);
  cursor: pointer;
  transition: background-color var(--brand-transition),
    transform var(--brand-transition);
}


button:hover {
  transform: scale(1.03);
}

#theme-toggle {
  margin: 0.2rem;
  border: 2px solid var(--brand-focus);
}