/* ============================================
   SHAMIM NANDAWULA — Portfolio Stylesheet
   shamimNandawula.com
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Outfit:wght@300;400;500&display=swap');

/* ─── RESET & VARIABLES ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --off-white:   #F7F5F2;
  --warm-white:  #FEFCF9;
  --ink:         #1A1614;
  --ink2:        #3D3530;
  --muted:       #8A7E78;
  --accent:      #C4704A;
  --accent2:     #D4906A;
  --gold:        #B8922A;
  --border:      #E8E2DC;
  --border2:     #D5CCC4;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Outfit', sans-serif;
  background: var(--warm-white);
  color: var(--ink);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; }

/* ─── NAVIGATION ─── */
nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  display: flex; justify-content: space-between; align-items: center;
  padding: 0 3rem; height: 60px;
  background: rgba(254, 252, 249, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem; color: var(--ink); letter-spacing: .01em;
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted); transition: color .2s; font-weight: 400;
}
.nav-links a:hover,
.nav-links a.active { color: var(--ink); }
.nav-hire {
  font-size: .75rem; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--ink); padding: .4rem 1.1rem; border-radius: 40px;
  color: var(--ink); transition: all .2s;
}
.nav-hire:hover { background: var(--ink); color: var(--warm-white); }
.nav-mobile-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 1.3rem; color: var(--ink); }

/* ─── PAGE SYSTEM ─── */
.page { display: none; }
.page.active { display: block; }

/* ─── SHARED SECTION ─── */
.section { padding: 6rem 5rem; }
.section-alt { background: var(--off-white); }
.section-header {
  display: flex; justify-content: space-between;
  align-items: baseline; margin-bottom: 4rem; flex-wrap: wrap; gap: 1rem;
}
.s-label { font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); }
.s-title { font-family: 'Playfair Display', serif; font-size: 2.4rem; color: var(--ink); font-weight: 400; margin-top: .4rem; }
.s-link {
  font-size: .78rem; color: var(--muted); letter-spacing: .06em;
  display: flex; align-items: center; gap: .35rem; transition: color .2s;
}
.s-link::after { content: '→'; }
.s-link:hover { color: var(--ink); }

/* ─── BUTTONS ─── */
.btn-dark {
  background: var(--ink); color: var(--warm-white);
  padding: .7rem 1.75rem; border-radius: 40px;
  font-size: .8rem; letter-spacing: .06em; font-weight: 400;
  transition: background .2s; display: inline-block;
}
.btn-dark:hover { background: var(--ink2); }
.btn-ghost {
  font-size: .8rem; letter-spacing: .06em; color: var(--ink);
  display: inline-flex; align-items: center; gap: .4rem;
}
.btn-ghost::after { content: '→'; transition: transform .2s; }
.btn-ghost:hover { color: var(--accent); }
.btn-ghost:hover::after { transform: translateX(4px); }
.pill {
  font-size: .72rem; letter-spacing: .06em; padding: .3rem .85rem;
  border: 1px solid var(--border2); border-radius: 40px; color: var(--ink2); font-weight: 400;
  background: none;
}

/* ─── HOME HERO ─── */
.home-hero {
  min-height: 100vh; display: grid;
  grid-template-columns: 1fr 1fr; padding-top: 60px;
}
.hero-left {
  display: flex; flex-direction: column; justify-content: center;
  padding: 5rem 4rem 5rem 5rem; background: var(--warm-white); position: relative;
}
.hero-eyebrow {
  font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 2rem;
  display: flex; align-items: center; gap: 1rem;
}
.hero-eyebrow span { display: inline-block; width: 32px; height: 1px; background: var(--accent); }
.hero-name {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 5vw, 5.5rem);
  line-height: 1.02; font-weight: 700; color: var(--ink);
  margin-bottom: 1.5rem; letter-spacing: -.02em;
}
.hero-name em { font-style: italic; color: var(--accent); font-weight: 400; }
.hero-tagline {
  font-size: .95rem; color: var(--muted); line-height: 1.85;
  max-width: 380px; margin-bottom: 2.5rem; font-weight: 300;
}
.hero-tagline strong { color: var(--ink); font-weight: 500; }
.hero-pills { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 3rem; }
.hero-actions { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.hero-right {
  position: relative; overflow: hidden; background: #EAEAE8;
}
.hero-photo {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center 15%;
}
.photo-name-overlay {
  position: absolute; bottom: 2.5rem; left: 2rem; right: 2rem;
  display: flex; justify-content: space-between; align-items: flex-end;
}
.overlay-badge {
  background: rgba(254, 252, 249, .92); backdrop-filter: blur(8px);
  border: 1px solid var(--border); border-radius: 8px;
  padding: .75rem 1.25rem;
}
.overlay-badge-title { font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .2rem; }
.overlay-badge-val { font-size: .9rem; font-weight: 500; color: var(--ink); }

/* ─── FEATURED STRIP ─── */
.featured-strip {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--off-white);
}
.strip-item {
  padding: 2.5rem 3rem; border-right: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 1.25rem;
}
.strip-item:last-child { border-right: none; }
.strip-icon { font-size: 1.6rem; flex-shrink: 0; margin-top: .1rem; }
.strip-label { font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: .35rem; }
.strip-text { font-size: .88rem; color: var(--ink2); line-height: 1.6; font-weight: 300; }

/* ─── PROJECT CARDS ─── */
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.proj-card {
  background: var(--warm-white); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden; cursor: pointer;
  transition: transform .25s, box-shadow .25s;
}
.proj-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(26, 22, 20, .07); }
.proj-thumb {
  height: 200px; display: flex; align-items: center;
  justify-content: center; font-size: 2.5rem; position: relative;
}
.pt1 { background: linear-gradient(135deg, #EDE0D0, #D4A878); }
.pt2 { background: linear-gradient(135deg, #D0DDE8, #8AAAC0); }
.pt3 { background: linear-gradient(135deg, #D0E8D6, #88C0A0); }
.pt4 { background: linear-gradient(135deg, #E8D0D8, #C08898); }
.pt5 { background: linear-gradient(135deg, #E8E4D0, #C0B888); }
.pt6 { background: linear-gradient(135deg, #D8D0E8, #9888C0); }
.proj-cat-badge {
  position: absolute; top: 1rem; left: 1rem;
  font-size: .62rem; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(254, 252, 249, .9); padding: .25rem .65rem;
  border-radius: 40px; color: var(--ink2); border: 1px solid var(--border);
}
.proj-body { padding: 1.5rem; }
.proj-title { font-family: 'Playfair Display', serif; font-size: 1.15rem; color: var(--ink); margin-bottom: .5rem; line-height: 1.3; }
.proj-desc { font-size: .82rem; color: var(--muted); line-height: 1.75; margin-bottom: 1.25rem; font-weight: 300; }
.proj-tools { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: 1rem; }
.tool-tag { font-size: .66rem; padding: .2rem .6rem; background: var(--off-white); border: 1px solid var(--border); border-radius: 40px; color: var(--ink2); }
.proj-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 1rem; border-top: 1px solid var(--border); }
.proj-yr { font-size: .72rem; color: var(--muted); }
.proj-arrow { font-size: .8rem; color: var(--accent); transition: gap .2s; }
.proj-arrow:hover { color: var(--accent2); }

/* ─── FILTER BUTTONS ─── */
.filter-wrap { display: flex; gap: .5rem; flex-wrap: wrap; }
.filter-btn {
  font-size: .72rem; letter-spacing: .06em; padding: .3rem .85rem;
  border: 1px solid var(--border2); border-radius: 40px; color: var(--ink2);
  background: none; cursor: pointer; font-family: 'Outfit', sans-serif; transition: all .2s;
}
.filter-btn:hover { border-color: var(--ink); color: var(--ink); }
.filter-btn.active { background: var(--ink); color: var(--warm-white); border-color: var(--ink); }

/* ─── TUTORIAL CARDS ─── */
.tutorials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.tut-card {
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  background: var(--warm-white); cursor: pointer; transition: transform .2s;
}
.tut-card:hover { transform: translateY(-4px); }
.tut-thumb { height: 160px; display: flex; align-items: center; justify-content: center; font-size: 2.2rem; position: relative; }
.tt1 { background: linear-gradient(135deg, #FBF0E0, #F0CE80); }
.tt2 { background: linear-gradient(135deg, #E0EEF8, #80B8E8); }
.tt3 { background: linear-gradient(135deg, #E0F4EC, #80D4A8); }
.tt4 { background: linear-gradient(135deg, #FAEAEE, #F0A0B0); }
.tt5 { background: linear-gradient(135deg, #EEEAF4, #C0A8E0); }
.tt6 { background: linear-gradient(135deg, #F4F0E0, #D4C080); }
.tut-lvl {
  position: absolute; bottom: .75rem; right: .75rem;
  font-size: .6rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .2rem .6rem; border-radius: 40px; font-weight: 500;
}
.lvl-b { background: #E8F5ED; color: #3A7A52; }
.lvl-i { background: #FFF5E0; color: #8A6A10; }
.lvl-a { background: #FBF0ED; color: #8A3A20; }
.tut-body { padding: 1.25rem 1.5rem; }
.tut-title { font-family: 'Playfair Display', serif; font-size: 1.05rem; color: var(--ink); margin-bottom: .6rem; line-height: 1.35; }
.tut-meta { display: flex; justify-content: space-between; font-size: .72rem; color: var(--muted); }

/* ─── BLOG ─── */
.blog-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 2rem; }
.blog-feat {
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  background: var(--warm-white); cursor: pointer; transition: transform .2s;
}
.blog-feat:hover { transform: translateY(-4px); }
.blog-feat-img {
  height: 280px;
  background: linear-gradient(135deg, #EDE0D0, #C4906A);
  display: flex; align-items: center; justify-content: center; font-size: 4rem;
}
.blog-feat-body { padding: 2rem; }
.blog-feat-tag { font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .6rem; }
.blog-feat-title { font-family: 'Playfair Display', serif; font-size: 1.7rem; color: var(--ink); line-height: 1.2; margin-bottom: .75rem; }
.blog-feat-excerpt { font-size: .85rem; color: var(--muted); line-height: 1.85; margin-bottom: 1.5rem; font-weight: 300; }
.blog-feat-meta { font-size: .73rem; color: var(--muted); display: flex; gap: 1.5rem; flex-wrap: wrap; }
.blog-side { display: flex; flex-direction: column; gap: 1rem; }
.blog-item {
  border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem 1.5rem;
  background: var(--warm-white); cursor: pointer; transition: border-color .2s, transform .2s;
}
.blog-item:hover { border-color: var(--accent2); transform: translateX(4px); }
.blog-item-tag { font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: .35rem; }
.blog-item-title { font-family: 'Playfair Display', serif; font-size: 1rem; color: var(--ink); line-height: 1.3; margin-bottom: .5rem; }
.blog-item-meta { font-size: .7rem; color: var(--muted); }

/* ─── ABOUT ─── */
.about-split { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100vh - 60px); }
.about-photo { position: sticky; top: 60px; height: calc(100vh - 60px); overflow: hidden; }
.about-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 10%; }
.about-photo-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(170deg, #E8E2DC 0%, #C8B8A8 100%);
  display: flex; align-items: center; justify-content: center;
}
.about-content { padding: 5rem 4rem; overflow-y: auto; }
.about-hi { font-family: 'Playfair Display', serif; font-size: 3.5rem; color: var(--ink); line-height: 1.1; margin-bottom: 2rem; font-weight: 400; }
.about-hi em { font-style: italic; color: var(--accent); }
.about-body p { font-size: .92rem; color: var(--ink2); line-height: 2; margin-bottom: 1.25rem; font-weight: 300; }
.about-body strong { color: var(--ink); font-weight: 500; }
.skills-section { margin-top: 3rem; }
.skills-section-title { font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.25rem; }
.skills-wrap { display: flex; flex-wrap: wrap; gap: .5rem; }
.skill-chip {
  font-size: .75rem; padding: .35rem .9rem; border: 1px solid var(--border2);
  border-radius: 40px; color: var(--ink2); font-weight: 300;
  transition: border-color .2s, color .2s; cursor: default;
}
.skill-chip:hover { border-color: var(--accent); color: var(--accent); }
.timeline { margin-top: 3rem; }
.tl-item { display: grid; grid-template-columns: 120px 1fr; gap: 1.5rem; padding: 1.5rem 0; border-top: 1px solid var(--border); }
.tl-yr { font-size: .75rem; color: var(--accent); font-weight: 500; padding-top: .15rem; }
.tl-role { font-weight: 500; font-size: .9rem; color: var(--ink); margin-bottom: .15rem; }
.tl-org { font-size: .8rem; color: var(--muted); margin-bottom: .5rem; }
.tl-desc { font-size: .8rem; color: var(--muted); line-height: 1.75; font-weight: 300; }

/* ─── CV ─── */
.cv-wrap { max-width: 760px; margin: 0 auto; padding: 5rem 2rem; }
.cv-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 4rem; flex-wrap: wrap; gap: 1.5rem; }
.cv-name { font-family: 'Playfair Display', serif; font-size: 2.8rem; color: var(--ink); font-weight: 400; line-height: 1.1; }
.cv-name em { font-style: italic; color: var(--accent); }
.cv-sub { font-size: .85rem; color: var(--muted); margin-top: .5rem; font-weight: 300; }
.cv-download-btn {
  border: 1px solid var(--ink); padding: .55rem 1.5rem; border-radius: 40px;
  font-size: .75rem; letter-spacing: .08em; color: var(--ink);
  transition: all .2s; display: inline-flex; align-items: center; gap: .5rem;
}
.cv-download-btn:hover { background: var(--ink); color: var(--warm-white); }
.cv-sec { margin-bottom: 3.5rem; }
.cv-sec-title {
  font-size: .68rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.5rem; padding-bottom: .75rem;
  border-bottom: 1px solid var(--border);
}
.cv-entry { display: grid; grid-template-columns: 130px 1fr; gap: 1.5rem; padding: .85rem 0; border-bottom: 1px dashed var(--border); }
.cv-entry:last-child { border-bottom: none; }
.cv-yr { font-size: .75rem; color: var(--muted); padding-top: .15rem; }
.cv-role-title { font-weight: 500; font-size: .9rem; color: var(--ink); margin-bottom: .15rem; }
.cv-org { font-size: .8rem; color: var(--muted); margin-bottom: .5rem; }
.cv-detail { font-size: .8rem; color: var(--muted); line-height: 1.8; font-weight: 300; }
.cert-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.cert-item { border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.25rem; background: var(--off-white); }
.cert-name { font-size: .85rem; font-weight: 500; color: var(--ink); margin-bottom: .2rem; }
.cert-org { font-size: .73rem; color: var(--muted); }

/* ─── CONTACT ─── */
.contact-wrap { min-height: calc(100vh - 60px); display: grid; grid-template-columns: 1fr 1fr; }
.contact-left { padding: 5rem; background: var(--ink); display: flex; flex-direction: column; justify-content: center; }
.contact-big { font-family: 'Playfair Display', serif; font-size: clamp(2.5rem, 4vw, 4rem); color: var(--warm-white); line-height: 1.1; margin-bottom: 1.5rem; font-weight: 400; }
.contact-big em { font-style: italic; color: var(--accent2); }
.contact-intro { font-size: .9rem; color: rgba(254,252,249,.55); line-height: 1.9; margin-bottom: 3rem; font-weight: 300; max-width: 380px; }
.contact-items { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-item { display: flex; align-items: center; gap: 1rem; }
.contact-icon { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.15); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.contact-item-label { font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: rgba(254,252,249,.4); margin-bottom: .15rem; }
.contact-item-val { font-size: .88rem; color: var(--warm-white); }
.contact-item-val a { color: var(--accent2); }
.contact-right { padding: 5rem; display: flex; flex-direction: column; justify-content: center; background: var(--off-white); }
.form-section-title { font-family: 'Playfair Display', serif; font-size: 1.6rem; color: var(--ink); margin-bottom: 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.fg { margin-bottom: 1.25rem; }
.fg label { display: block; font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: .4rem; }
.fg input, .fg textarea {
  width: 100%; padding: .65rem 1rem; border: 1px solid var(--border2);
  border-radius: 6px; background: var(--warm-white); color: var(--ink);
  font-family: 'Outfit', sans-serif; font-size: .88rem; font-weight: 300;
  outline: none; transition: border-color .2s;
}
.fg input:focus, .fg textarea:focus { border-color: var(--accent); }
.fg textarea { min-height: 110px; resize: vertical; }
.form-submit {
  width: 100%; background: var(--ink); color: var(--warm-white); border: none;
  padding: .8rem; border-radius: 40px; font-family: 'Outfit', sans-serif;
  font-size: .8rem; letter-spacing: .08em; text-transform: uppercase;
  cursor: pointer; transition: background .2s; font-weight: 400;
}
.form-submit:hover { background: var(--ink2); }

/* ─── FOOTER ─── */
footer {
  background: var(--ink); border-top: 1px solid rgba(255,255,255,.07);
  padding: 2rem 5rem;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-brand { font-family: 'Playfair Display', serif; font-size: 1rem; color: rgba(254,252,249,.7); }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer-links a { font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: rgba(254,252,249,.35); transition: color .2s; }
.footer-links a:hover { color: var(--accent2); }
.footer-copy { font-size: .72rem; color: rgba(254,252,249,.25); }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp .6s ease both; }
.d1 { animation-delay: .05s; } .d2 { animation-delay: .15s; }
.d3 { animation-delay: .25s; } .d4 { animation-delay: .35s; }
.d5 { animation-delay: .45s; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .section { padding: 5rem 3rem; }
  footer { padding: 2rem 3rem; }
  nav { padding: 0 2rem; }
}
@media (max-width: 900px) {
  .home-hero { grid-template-columns: 1fr; }
  .hero-left { padding: 4rem 2rem; }
  .hero-right { height: 70vw; }
  .hero-name { font-size: 3rem; }
  .featured-strip { grid-template-columns: 1fr; }
  .strip-item { border-right: none; border-bottom: 1px solid var(--border); }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .tutorials-grid { grid-template-columns: 1fr 1fr; }
  .blog-layout { grid-template-columns: 1fr; }
  .about-split { grid-template-columns: 1fr; }
  .about-photo { position: relative; top: auto; height: 60vw; }
  .about-content { padding: 3rem 2rem; }
  .contact-wrap { grid-template-columns: 1fr; }
  .contact-left { padding: 4rem 2rem; }
  .contact-right { padding: 4rem 2rem; }
  .section { padding: 4rem 2rem; }
  .nav-links { display: none; }
  .nav-mobile-toggle { display: block; }
  footer { padding: 2rem; flex-direction: column; text-align: center; }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; }
  .tutorials-grid { grid-template-columns: 1fr; }
  .cert-row { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cv-entry { grid-template-columns: 1fr; gap: .5rem; }
  .tl-item { grid-template-columns: 1fr; gap: .25rem; }
  .cv-wrap { padding: 4rem 1.5rem; }
}