/* =====================================================
   0. ROOT THEME & TOKENS
   ===================================================== */
:root {
  /* Neutrals */
  --page-bg     : #eef1f6;
  --card-bg     : #ffffff;
  --text        : #1b1d20;

  /* Brand / accents */
  --primary     : #6a5acd;   /* Soft indigo */
  --secondary   : #8a79ff;   /* Lighter indigo */
  --accent      : #ff69b4;   /* Pink pop */
  --outline     : #d8daf1;   /* Subtle borders */

  /* UI */
  --radius-s    : .75rem;
  --radius-m    : 1.25rem;
  --radius-l    : 2rem;
  --blur        : blur(14px);
  --shadow      : 0 18px 38px rgba(0,0,0,.08);

  /* Transitions */
  --t-fast      : .25s;
  --t-med       : .4s;
}
[data-theme="dark"] {
  --page-bg     : #111214;
  --card-bg     : #1c1d21;
  --text        : #f5f5f5;
  --primary     : #bb86fc;
  --secondary   : #9f79ee;
  --accent      : #ff79c6;
  --outline     : rgba(255,255,255,.08);
  --shadow      : 0 18px 38px rgba(0,0,0,.45);
}

/* =====================================================
   1. GLOBAL RESET
   ===================================================== */
*,
*::before,
*::after { box-sizing:border-box; }

body{
  margin:0;
  font-family:'Poppins',sans-serif;
  background:var(--page-bg);
  color:var(--text);
  line-height:1.6;
  transition:background var(--t-med),color var(--t-med);
  overflow-x:hidden;
}

header{
  position:sticky;top:0;z-index:999;
  display:flex;align-items:center;gap:1.8rem;
  padding:.95rem 2rem;
  max-width:1100px;margin:0 auto;
  background:linear-gradient(130deg,var(--primary),var(--secondary));
  color:#fff;
  border-radius:0 0 var(--radius-l) var(--radius-l);
  box-shadow:var(--shadow);
  backdrop-filter:var(--blur);
}

h1{font-size:1.7rem;font-weight:600;margin:0;white-space:nowrap;}
#greet{color:var(--accent);font-weight:600;min-width:5.5ch;}

nav{margin-left:auto}
nav ul{display:flex;gap:1.4rem;list-style:none;margin:0;padding:0}
nav a{
  position:relative;
  font-weight:600;letter-spacing:.04em;
  color:#fff;text-decoration:none;
  transition:opacity var(--t-fast);
}
nav a::after{
  content:'';position:absolute;inset:auto 0 -6px 0;height:2px;
  background:var(--accent);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--t-fast) ease;
}
nav a:hover{opacity:.85}
nav a:hover::after,nav a[aria-selected="true"]::after{transform:scaleX(1)}
#themeToggle{
  background:none;border:none;cursor:pointer;
  font-size:1.5rem;color:#fff;transition:transform var(--t-fast);
}
#themeToggle:hover{transform:rotate(20deg);}

/* =====================================================
   2. LAYOUT & COMPONENTS
   ===================================================== */
.container {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--card-bg);
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  animation: fadeIn 0.6s ease-in-out;
}
main > section{display:none;animation:fade .55s ease}
main > section.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(1rem)}to{opacity:1;transform:translateY(0)}}

.container{
  max-width:1100px;
  margin:3rem auto;
  padding:2.8rem 2.4rem;
  background:var(--card-bg);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow);
  border:1px solid var(--outline);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.carousel-track img {
  border-radius: 0.75rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}

.carousel-track img:hover {
  transform: scale(1.03);
}

.project-card {
  background: var(--card-bg);
  border: 2px solid var(--primary);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.project-card:hover {
  transform: translateY(-6px) scale(1.02);
}

footer {
  text-align: center;
  margin: 2rem auto;
  color: var(--text);
  font-size: 0.9rem;
  opacity: 0.6;
  padding-bottom: 1rem;
}
/* ---------- Basics ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Poppins', sans-serif;
  background: var(--page-bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.3s, color 0.3s;
}
.experience-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.experience-item .logo {
  width: 28px;
  height: 28px;
  object-fit: contain;
}
.linkedin-link {
  display: inline-block;
  margin-top: 1rem;
  color: #0072b1;
  text-decoration: none;
  font-weight: 600;
}
.container {
  max-width: 1000px;
  margin: auto;
  padding: 2rem;
  background: var(--card-bg);
  border-radius: 1rem;
  box-shadow: 0 4px 14px rgba(0,0,0,0.05);
  margin-top: 2rem;
}
.about-photo {
  width: 220px;
  height: 220px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}
.about-text {
  flex: 1;
  min-width: 250px;
}
.stacked-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.project-card.small-card {
  flex: 1;
}

/* ---------- Header ---------- */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: var(--card-bg);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 999;
}
nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
nav a {
  position: relative;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}
nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s;
}
nav a:hover::after,
nav a[aria-selected="true"]::after {
  transform: scaleX(1);
}
#themeToggle {
  border: none;
  background: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--text);
}

/* ---------- Sections ---------- */
main > section {
  display: none;
  animation: fade 0.4s ease;
}
main > section.active {
  display: block;
}
@keyframes fade {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- About ---------- */
.about-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
}
.about-grid img {
  width: 260px;
  height: 260px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.resume {
  margin-top: 1rem;
  list-style: square inside;
  font-size: 0.9rem;
}
.resume li strong {
  white-space: nowrap;
}

/* ---------- Travel ---------- */
.travel-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .travel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .travel-grid {
    grid-template-columns: 1fr;
  }
}
.experience h3 {
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
  color: var(--primary);
}

/* Inner carousel */
.carousel {
  position: relative;
  overflow: hidden;
  border-radius: 0.75rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.carousel-track{
  display:flex;
  transition:transform .4s ease;
  will-change:transform;
}

.carousel-track figure{
  flex:0 0 100%;         
  margin:0;
  position:relative;
}

.carousel-track img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.carousel-track figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0,0,0,0.55);
  color: #fff;
  font-size: 0.75rem;
  text-align: center;
  padding: 0.25rem;
}
.carousel button{
  position:absolute;
  top:50%; transform:translateY(-50%);
  background:rgba(0,0,0,.45);
  border:none; color:#fff;
  font-size:2rem;
  width:2.3rem; height:2.3rem;
  border-radius:50%;
  cursor:pointer;
  z-index:3;              /* NEW */
}
.carousel .prev {
  left: 0.5rem;
}
.carousel .next {
  right: 0.5rem;
}

/* ---------- Projects ---------- */
.projects-list {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.project-card {
  background: var(--page-bg);
  border-radius: 1rem;
  padding: 1.3rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  transition: transform 0.25s;
}
.project-card:hover {
  transform: translateY(-4px);
}
.project-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}
.project-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  color: var(--primary);
}
.project-card p {
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.project-card a {
  color: var(--secondary);
  font-weight: 500;
  text-decoration: none;
}
.more-projects {
  margin: 1rem 0 0 1.1rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ---------- Mobile ---------- */
@media (max-width: 600px) {
  header {
    flex-direction: column;
    gap: 1rem;
  }
  .about-grid {
    flex-direction: column;
    align-items: center;
  }
}


/* prettier LinkedIn + headline */
.about-text h2{
  font-weight:600;
  color:var(--primary);
  margin:0 0 .4rem 0;
}
.linkedin-link{
  display:inline-block;
  padding:.45rem 1.1rem;
  background:var(--primary);
  color:#fff !important;
  border-radius:28px;
  font-weight:600;
  text-decoration:none;
  transition:transform .25s,box-shadow .25s;
}
.linkedin-link:hover{
  transform:translateY(-3px);
  box-shadow:0 8px 20px rgba(0,0,0,.15);
}

/* subtle card outline so projects don’t “melt” together */
.project-card{
  border:2px solid var(--card-border);
}

/* header greeting colour pop */
#greet{
  color:var(--accent);
  font-weight:600;
  
}

/* make nav stay visually on top of header gradient in dark mode too */
[data-theme="dark"] header{
  background:linear-gradient(to right,var(--primary),var(--secondary));
  color:#fff;
}

/* keep photo-text layout on desktop */
@media(min-width:650px){
  .about-grid{
    flex-wrap:nowrap;
  }
}

/* highlight active tab on mobile (just visual aid) */
nav a[aria-selected="true"]{
  text-shadow:0 0 3px rgba(0,0,0,.2);
}

header h1 strong {
  color: var(--text);   /* #1e1e1e in light mode, light-grey in dark mode */
}



nav {
  margin-left: auto;      /* pushes nav to the far right */
}
header {
  /* centres header content inside the same white frame
     as the rest of the page */
  max-width: 1100px;      /* same width as .container */
  margin: 0 auto;         /* centred */
  gap: 1.2rem;            /* nice breathing room */
}