/* ==========================================================================
   Saarthak — Site Styles (GLOBAL)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens / CSS Variables
   -------------------------------------------------------------------------- */
   :root {
    --nav-bg: #000;
    --nav-text: #fff;
    --page-bg: #f3ead7;
    --text: #1a1a1a;
    --muted: #4f4f4f;
    --hover-color: purple;
    --border: #d9cdb8;
  
    --container: 1150px;
    --avatar-size: 460px;
    --icon-size: 56px;
    --hero-para: 1.4rem;
    --nav-font-size: 1.2rem;
    --nav-padding-y: 1rem;
  }
  
  /* --------------------------------------------------------------------------
     Base Layout / Page Shell
     -------------------------------------------------------------------------- */
  body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--page-bg);
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    color: var(--text);
    line-height: 1.6;
    opacity: 0;
    transition: opacity 300ms ease-in-out;
  }
  body.is-visible { opacity: 1; }
  body.is-exiting { opacity: 0; pointer-events: none; }
  main { flex: 1; }
  .container { max-width: var(--container); margin: 0 auto; padding: 0 1rem; }
  
  /* --------------------------------------------------------------------------
     Typography (Global)
     -------------------------------------------------------------------------- */
  h1 { font-size: clamp(2rem, 4.5vw, 3rem); margin: .25rem 0 1rem; }
  h2 { font-size: clamp(1.6rem, 2.6vw, 2rem); }

  
  /* --------------------------------------------------------------------------
     Header / Navigation (Global)
     -------------------------------------------------------------------------- */
  .site-header {
    background: var(--nav-bg);
    border-bottom: 1px solid #111;
    padding: var(--nav-padding-y) 0;
    position: sticky;
    top: 0;
    z-index: 10;
    width: 100%;
  }
  
  .nav {
    display: flex;
    align-items: center;
    padding: 0 2rem;
  }
  
  .brand {
    color: beige;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.7rem;
    margin-left: 5rem;
  }
  
  .nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin-left: auto;
    padding: 0;
  }
  .nav-links a {
    color: beige;
    text-decoration: none;
    font-size: 1.4rem;
    padding: .6rem 1rem;
    border-radius: .6rem;
    transition: background .2s ease, color .2s ease;
  }
  .nav-links a:hover,
  .nav-links a:focus {
    background: rgba(128,0,128,0.15);
    color: var(--hover-color);
  }
  
  /* --------------------------------------------------------------------------
     Home / Hero (Global block used on index)
     -------------------------------------------------------------------------- */
  .hero {
    display: grid;
    grid-template-columns: var(--avatar-size) 1fr;
    gap: 2.5rem;
    padding: 4rem 0 3rem;
    align-items: center;
  }
  .avatar {
    width: var(--avatar-size);
    height: var(--avatar-size);
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid #fff;
    box-shadow: 0 6px 18px rgba(0,0,0,.12);
  }
  .intro p { font-size: var(--hero-para); }
  
  /* --------------------------------------------------------------------------
     Icon Buttons (Global)
     -------------------------------------------------------------------------- */
  .icon-row {
    display: flex;
    justify-content: left;
    gap: 1.5rem;
    margin-top: 2rem;
  }
  .icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: var(--icon-size);
    height: var(--icon-size);
    border-radius: 50%;
    background: #fff;
    border: 1px solid var(--border);
    font-size: 1.2rem;
    cursor: pointer;
    transition: transform .08s ease, box-shadow .2s ease;
  }
  .icon-btn svg {
    width: calc(var(--icon-size) * 0.5);
    height: calc(var(--icon-size) * 0.5);
    fill: #111;
  }
  .icon-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(0,0,0,.12); }
  
  /* --------------------------------------------------------------------------
     Footer (Global)
     -------------------------------------------------------------------------- */
  .site-footer {
    background: #000;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
    margin-top: auto;
  }
  
  /* ==========================================================================
     PAGE: EXPERIENCE
     ========================================================================== */
  
  /* --------------------------------------------------------------------------
     Section: Technical Skills (heading + card grid)
     -------------------------------------------------------------------------- */
  .page--experience .xp-skills > h2 {
    font-size: clamp(2.2rem, 4.6vw, 3rem);
    line-height: 1.1;
    font-weight: 800;
    text-align: center;
    margin: 0 0 1.5rem;
  }
  
  .page--experience .xp-skill-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 1rem;
  }
  
  /* --------------------------------------------------------------------------
     Component: Skill Card (glass effect + animated border)
     -------------------------------------------------------------------------- */
  .page--experience .xp-card {
    position: relative;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 10px 24px rgba(0,0,0,.10);
    padding: 1.05rem 1.1rem;
    transition: transform .22s ease, box-shadow .22s ease, background .22s ease;
    overflow: hidden;
  }
  .page--experience .xp-card::before {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1px;
    border-radius: inherit;
    background: linear-gradient(135deg, #a78bfa, #22d3ee, #60a5fa);
    background-size: 200% 200%;
    animation: xp-border 6s linear infinite;
    -webkit-mask: linear-gradient(#000 0 0) content-box,
                   linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: .65;
  }
  @keyframes xp-border {
    0% { background-position: 0% 50% }
    50% { background-position: 100% 50% }
    100% { background-position: 0% 50% }
  }
  .page--experience .xp-card::after {
    content: "";
    position: absolute;
    top: -20%;
    left: -20%;
    width: 60%;
    height: 160%;
    background: radial-gradient(closest-side, rgba(255,255,255,.35), transparent 70%);
    transform: rotate(12deg);
    opacity: 0;
    transition: opacity .25s ease;
    pointer-events: none;
  }
  .page--experience .xp-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(0,0,0,.16);
    background: rgba(255, 255, 255, 0.9);
  }
  .page--experience .xp-card:hover::after { opacity: 1; }
  
  .page--experience .xp-card > h3 {
    margin: .25rem 0 0.75rem;
    font-size: 1.35rem;
    text-align: center;
    letter-spacing: .02em;
    font-weight: 800;
    color: #0f172a;
  }
  
  /* --------------------------------------------------------------------------
     Component: Skill List inside a Card
     -------------------------------------------------------------------------- */
  .page--experience .xp-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: .5rem;
    margin: 0; padding: 0;
    list-style: none;
  }
  .page--experience .xp-list li {
    display: grid;
    grid-template-columns: 24px 1fr;
    align-items: center;
    gap: .65rem;
    padding: .58rem .7rem;
    border-radius: 12px;
    background: rgba(0,0,0,.025);
    border: 1px solid rgba(0,0,0,.06);
    transition: background .18s ease, border-color .18s ease;
  }
  .page--experience .xp-list li:hover {
    background: rgba(0,0,0,.035);
    border-color: rgba(0,0,0,.10);
  }
  .page--experience .tick {
    width: 24px; height: 24px;
    display: grid; place-items: center;
    font-weight: 900;
    color: #3b0764;
    background: radial-gradient(ellipse at 30% 30%, #f0abfc 0%, #a78bfa 60%, #60a5fa 100%);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(0,0,0,.15);
    line-height: 1;
  }
  .page--experience .xp-list div { display: flex; flex-direction: column; }
  .page--experience .xp-list strong { font-weight: 700; color: #111827; }
  .page--experience .xp-list small { font-size: .78rem; color: #6b7280; margin-top: .05rem; }
  
  .page--experience .experience-item:first-of-type { margin-top: 1.25rem; }
  
  @media (max-width: 720px) {
    .page--experience .xp-card { padding: .9rem .95rem; }
    .page--experience .xp-card > h3 { margin-bottom: .6rem; }
  }
  
  /* --------------------------------------------------------------------------
     Experience List (logo alignment + spacing)
     -------------------------------------------------------------------------- */
  .page--experience .experience-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 3rem;
  }
  .page--experience .company-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
    flex-shrink: 0; /* Prevent logo from shrinking */
  }
  .page--experience .experience-item h2,
  .page--experience .experience-item p,
  .page--experience .experience-item ul {
    margin-left: 0; /* Reset margin */
  }
  .page--experience .experience-item div {
    flex: 1; /* Text block fills remaining space */
  }
  
  /* --------------------------------------------------------------------------
     Experience Section Headings (spacing)
     -------------------------------------------------------------------------- */
  .page--experience .xp-skills > h2,
  .page--experience .page-title {
    text-align: center;
    margin-top: 3rem;  /* pushes headings lower */
    margin-bottom: 2rem;
  }
  
  /* --------------------------------------------------------------------------
     Structured Experience Cards (timeline-style)
     -------------------------------------------------------------------------- */
  .xp-timeline {
    display: grid;
    gap: 1.25rem;
    margin-top: 1.5rem;
  }
  .xp-divider {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0,0,0,.15), transparent);
    margin: .25rem 0 1rem;
  }
  .xp-role {
    display: grid;
    grid-template-columns: 110px 1fr;              /* logo | content on mobile */
    grid-template-areas:
      "logo head"
      "logo bullets"
      "logo skills";
    gap: 1rem 1.25rem;
    padding: 1.25rem;
    border: 1px solid rgba(0,0,0,.08);
    border-radius: 16px;
    background: rgba(255,255,255,0.82);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    box-shadow: 0 10px 22px rgba(0,0,0,.06);
  }
  .xp-logo {
    grid-area: logo;
    width: 100px;
    height: 100px;
    object-fit: contain;
    background: #fff;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,.06);
  }
  .xp-head {
    grid-area: head;
    align-self: center;
  }
  .xp-head h3 {
    margin: 0 0 .25rem;
    line-height: 1.25;
    font-size: clamp(1.05rem, 1.85vw, 1.45rem);
    font-weight: 800;
  }
  .xp-head .company { color: #0f172a; }
  .xp-head .dash { opacity: .5; margin: 0 .3rem; }
  .xp-head .position { color: #1f2937; font-weight: 700; }
  .xp-head .meta {
    margin: 0;
    color: #6b7280;
    font-size: .95rem;
    font-style: italic;
  }
  .xp-bullets {
    grid-area: bullets;
    margin: .5rem 0 0;
    padding-left: 1.15rem;
  }
  .xp-bullets li { margin: .4rem 0; }
  .xp-skills-col {
    grid-area: skills;
    align-self: start;
    margin-top: .25rem;
  }
  .xp-skills-col h4 {
    margin: 0 0 .5rem;
    font-size: .95rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #374151;
  }
  .chips {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
  }
  .chip {
    display: inline-flex;
    align-items: center;
    padding: .28rem .55rem;
    border-radius: 999px;
    background: #fff;
    border: 1px solid rgba(0,0,0,.08);
    box-shadow: 0 1px 3px rgba(0,0,0,.06);
    font-size: .85rem;
    color: #111827;
  }
  /* Larger screens: place skills to the right of bullets */
  @media (min-width: 900px) {
    .xp-role {
      grid-template-columns: 110px 1fr 260px;      /* logo | bullets | skills */
      grid-template-areas:
        "logo head    head"
        "logo bullets skills";
    }
    .xp-skills-col { margin-left: .25rem; }
  }
  /* Center the big headings and give them breathing room */
  .page--experience .page-title,
  .page--experience .xp-skills > h2 {
    text-align: center;
    margin-top: 3.2rem;
    margin-bottom: 2rem;
  }
  
  /* ==========================================================================
     PAGE: CONTACT
     ========================================================================== */
  
  /* --------------------------------------------------------------------------
     Contact — Title + Lead + Icons row
     -------------------------------------------------------------------------- */
  .page--contact .contact-title{
    text-align:center;
    margin-top:3rem;
    margin-bottom:.5rem;
    font-size:clamp(2.2rem,4.6vw,3rem);
    font-weight:800;
  }
  .page--contact .contact-lede{
    text-align:center;
    color:var(--muted);
    margin:0 0 1.25rem;
  }
  .page--contact .contact-icons{
    justify-content:center;
    margin-bottom:2rem;
  }
  
  /* --------------------------------------------------------------------------
     Contact — Card container (glass + gradient border)
     -------------------------------------------------------------------------- */
  .page--contact .contact-card{
    background: rgba(255,255,255,.9);
    border-radius:16px;
    box-shadow:0 10px 24px rgba(0,0,0,.10);
    padding:1.25rem;
    max-width:900px;
    margin:0 auto 3rem;
    position:relative;
  }
  .page--contact .contact-card::before{
    content:"";
    position:absolute; inset:0; padding:1px; border-radius:inherit;
    background: linear-gradient(135deg,#a78bfa,#22d3ee,#60a5fa);
    background-size:200% 200%; animation: xp-border 6s linear infinite;
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
    -webkit-mask-composite:xor; mask-composite:exclude;
    pointer-events:none; opacity:.55;
  }
  
  /* --------------------------------------------------------------------------
     Contact — Form grid + fields + button
     -------------------------------------------------------------------------- */
  .page--contact .contact-form{ width:100%; }
  .page--contact .contact-grid{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap:1rem 1.2rem;
  }
  .page--contact .field{ display:flex; flex-direction:column; }
  .page--contact .field--full{ grid-column:1 / -1; }
  
  .page--contact label{
    font-size:.95rem;
    font-weight:600;
    margin-bottom:.35rem;
  }
  .page--contact input,
  .page--contact textarea{
    background:#fff;
    border:1px solid rgba(0,0,0,.12);
    border-radius:10px;
    padding:.8rem .9rem;
    font-size:1rem;
    color:var(--text);
    outline:none;
    transition:border-color .18s ease, box-shadow .18s ease;
  }
  .page--contact input:focus,
  .page--contact textarea:focus{
    border-color:#a78bfa;
    box-shadow:0 0 0 3px rgba(167,139,250,.25);
  }
  
  .page--contact .btn-primary{
    display:inline-block;
    margin-top:1rem;
    width:100%;
    border:none;
    border-radius:12px;
    padding:.95rem 1.1rem;
    font-size:1.05rem;
    font-weight:700;
    color:#fff;
    background: linear-gradient(135deg,#8e0ee9,#4e46e5);
    cursor:pointer;
    transition: transform .08s ease, box-shadow .2s ease, opacity .12s ease;
  }
  .page--contact .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(0,0,0,.16);
    background: var(--hover-color); /* Use the same purple as nav hover */
  }
  
  .page--contact .btn-primary {
    transition: transform .08s ease, box-shadow .2s ease, opacity .12s ease, background .25s ease;
  }
  
  .page--contact .btn-primary:active{ transform: translateY(0); opacity:.92; }
  
  @media (max-width: 760px){
    .page--contact .contact-grid{ grid-template-columns: 1fr; }
  }
  /* ---- Contact toast ---- */
.toast{
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%) translateY(16px);
    background: #0f172a;
    color: #fff;
    padding: .85rem 1rem;
    border-radius: 12px;
    box-shadow: 0 14px 28px rgba(0,0,0,.2);
    display: flex; align-items: center; gap: .75rem;
    opacity: 0; pointer-events: none;
    transition: transform .2s ease, opacity .2s ease;
    z-index: 1000;
  }
  .toast.show{
    opacity: 1; pointer-events: auto;
    transform: translateX(-50%) translateY(0);
  }
  .toast-close{
    background: transparent; border: 0; color: #fff;
    font-size: 1.1rem; line-height: 1; cursor: pointer;
    opacity: .8;
  }
  .toast-close:hover{ opacity: 1; }
  
  /* ==========================================================================
   PAGE: PROJECTS
   ========================================================================== */
.page--projects .page-title {
    text-align: center;
    margin-top: 3rem;
    margin-bottom: 2.5rem;
    font-weight: 800;
    font-size: clamp(2.2rem, 4.6vw, 3rem);
  }
  
  .project-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }
  
  .project-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 16px;
    box-shadow: 0 10px 24px rgba(0,0,0,.12);
    overflow: hidden;
    transition: transform .2s ease, box-shadow .2s ease;
  }
  
  .project-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(0,0,0,.18);
  }
  
  .project-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid rgba(0,0,0,.08);
  }
  
  .project-content {
    padding: 1.2rem 1.4rem;
  }
  
  .project-content h2 {
    margin: 0 0 .6rem;
    font-size: 1.4rem;
    font-weight: 800;
  }
  
  .project-desc {
    margin: 0 0 1rem;
    color: var(--muted);
    font-size: .95rem;
  }
  
  .project-tools,
  .project-date {
    font-size: .9rem;
    margin: .4rem 0;
  }
  
  .project-links {
    margin-top: 1rem;
    display: flex;
    gap: .8rem;
  }
  
  .btn-link {
    display: inline-block;
    padding: .6rem 1.1rem;
    border-radius: 8px;
    background: linear-gradient(135deg,#8e0ee9,#4e46e5);
    color: #fff;
    font-size: .9rem;
    font-weight: 600;
    text-decoration: none;
    transition: background .2s ease, transform .08s ease;
  }
  
  .btn-link:hover {
    background: rgba(128,0,128,0.85);
    transform: translateY(-2px);
  }