/* =============================================
   SOUMITA SAMANTA — PORTFOLIO SITE
   Clean, editorial, minimal white
   Fonts: Cormorant Garamond (display) + DM Sans (body)
   ============================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white: #ffffff;
  --off-white: #faf9f7;
  --paper: #f4f1ec;
  --ink: #1a1a18;
  --ink-mid: #4a4a46;
  --ink-light: #9a9a94;
  --accent: #2d5a3d;
  --accent-warm: #8b4a2a;
  --border: #e8e4de;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-w: 1140px;
  --radius: 2px;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ---- NAV ---- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--off-white);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 60px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav-links a {
  font-size: 13px;
  font-weight: 400;
  color: var(--ink-mid);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--ink); }

.nav-cta {
  background: var(--ink) !important;
  color: var(--white) !important;
  padding: 8px 18px !important;
  border-radius: var(--radius) !important;
  transition: background var(--transition) !important;
}

.nav-cta:hover { background: var(--accent) !important; }

.nav-toggle { display: none; background: none; border: none; font-size: 20px; cursor: pointer; }

/* ---- HERO ---- */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 100px 40px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  min-height: 80vh;
}

.hero-eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  margin-bottom: 20px;
  font-weight: 400;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 300;
  line-height: 1.05;
  color: var(--ink);
  margin-bottom: 24px;
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-body {
  font-size: 17px;
  color: var(--ink-mid);
  max-width: 420px;
  line-height: 1.75;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-actions { display: flex; gap: 16px; align-items: center; }

.btn-primary {
  display: inline-block;
  background: var(--ink);
  color: var(--white);
  padding: 13px 28px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.btn-primary:hover { background: var(--accent); }

.btn-ghost {
  display: inline-block;
  color: var(--ink-mid);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color var(--transition), border-color var(--transition);
}

.btn-ghost:hover { color: var(--ink); border-color: var(--ink); }

.hero-image { display: flex; align-items: center; justify-content: center; }

.hero-placeholder {
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: var(--paper);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-wrap {
  width: 100%;
  max-width: 460px;
}

.placeholder-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
}
.r1 { width: 360px; height: 360px; }
.r2 { width: 280px; height: 280px; }
.r3 { width: 200px; height: 200px; }

.placeholder-label {
  font-size: 12px;
  color: var(--ink-light);
  font-family: var(--font-body);
  text-align: center;
}

/* ---- SECTIONS ---- */
.section {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 40px;
  border-top: 1px solid var(--border);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 48px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 300;
  color: var(--ink);
}

.section-link {
  font-size: 13px;
  color: var(--ink-mid);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}

.section-link:hover { color: var(--ink); }

/* ---- GRIDS ---- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

/* ---- CARDS ---- */
.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition);
  background: var(--white);
}

.card:hover { border-color: var(--ink-mid); transform: translateY(-2px); }

.card-img {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.card-img img { width: 100%; height: 100%; object-fit: cover; }

.card-img-placeholder {
  font-size: 12px;
  color: var(--ink-light);
  font-family: var(--font-body);
}

.card-body { padding: 24px; }

.card-tag {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  display: block;
  margin-bottom: 10px;
}

.card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 10px;
  color: var(--ink);
}

.card-desc {
  font-size: 14px;
  color: var(--ink-mid);
  line-height: 1.65;
  margin-bottom: 16px;
  font-weight: 300;
}

.card-link {
  font-size: 13px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 400;
  transition: color var(--transition);
}

.card-link:hover { color: var(--ink); }

/* ---- ABOUT STRIP ---- */
.about-strip {
  background: var(--paper);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 40px;
}

.about-strip-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-strip-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  margin-bottom: 16px;
}

.about-strip-title {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 20px;
}

.about-strip-body {
  font-size: 15px;
  color: var(--ink-mid);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 28px;
}

.clients-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  margin-bottom: 16px;
  margin-top: 8px;
}

.clients-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.clients-list li {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 300;
  color: var(--ink-mid);
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

/* ---- BLOG CARDS ---- */
.blog-card {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.blog-date {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  display: block;
  margin-bottom: 10px;
}

.blog-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 10px;
}

.blog-title a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--transition);
}

.blog-title a:hover { color: var(--accent); }

.blog-excerpt {
  font-size: 14px;
  color: var(--ink-mid);
  font-weight: 300;
  line-height: 1.65;
  margin-bottom: 14px;
}

/* ---- FOOTER ---- */
.footer {
  border-top: 1px solid var(--border);
  background: var(--off-white);
  padding: 60px 40px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 300;
}

.footer-tagline {
  font-size: 12px;
  color: var(--ink-light);
  letter-spacing: 0.06em;
}

.footer-links {
  display: flex;
  gap: 28px;
  margin: 8px 0;
}

.footer-links a {
  font-size: 13px;
  color: var(--ink-mid);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--ink); }

.footer-copy {
  font-size: 11px;
  color: var(--ink-light);
  margin-top: 4px;
}

/* ---- PAGE HERO (inner pages) ---- */
.page-hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 40px 60px;
  border-bottom: 1px solid var(--border);
}

.page-hero-eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  margin-bottom: 16px;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.1;
}

.page-hero-body {
  font-size: 17px;
  color: var(--ink-mid);
  font-weight: 300;
  max-width: 560px;
  margin-top: 16px;
  line-height: 1.75;
}

/* ---- PORTFOLIO FILTER ---- */
.filter-bar {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 32px 40px 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--ink-mid);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 16px;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

/* ---- PORTFOLIO GRID ---- */
.portfolio-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 40px 40px 80px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}

.portfolio-item { display: none; }
.portfolio-item.visible { display: block; }

/* ---- BLOG LIST ---- */
.blog-list {
  max-width: 720px;
  margin: 0 auto;
  padding: 60px 40px 80px;
}

.blog-list-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.blog-list-date {
  font-size: 12px;
  color: var(--ink-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.4;
  padding-top: 4px;
}

.blog-list-title {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 10px;
}

.blog-list-title a {
  color: var(--ink);
  text-decoration: none;
  transition: color var(--transition);
}

.blog-list-title a:hover { color: var(--accent); }

.blog-list-excerpt {
  font-size: 14px;
  color: var(--ink-mid);
  font-weight: 300;
  line-height: 1.65;
  margin-bottom: 12px;
}

/* ---- BLOG POST ---- */
.post-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 60px 40px 100px;
}

.post-header { margin-bottom: 48px; border-bottom: 1px solid var(--border); padding-bottom: 36px; }

.post-meta {
  font-size: 12px;
  color: var(--ink-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 16px;
}

.post-subtitle {
  font-size: 18px;
  color: var(--ink-mid);
  font-weight: 300;
  font-style: italic;
  font-family: var(--font-display);
}

.post-body { font-size: 17px; font-weight: 300; line-height: 1.85; color: var(--ink); }
.post-body p { margin-bottom: 24px; }
.post-body h2 { font-family: var(--font-display); font-size: 30px; font-weight: 400; margin: 48px 0 16px; }
.post-body h3 { font-family: var(--font-display); font-size: 22px; font-weight: 400; margin: 36px 0 12px; }
.post-body blockquote {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 24px;
  margin: 36px 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-style: italic;
  color: var(--ink-mid);
}
.post-body img { width: 100%; border-radius: var(--radius); margin: 36px 0; }

/* ---- ABOUT PAGE ---- */
.about-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 60px 40px 100px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 80px;
  align-items: start;
}

.about-body { font-size: 17px; font-weight: 300; line-height: 1.85; color: var(--ink); }
.about-body p { margin-bottom: 24px; }
.about-body h2 { font-family: var(--font-display); font-size: 32px; font-weight: 300; margin: 48px 0 16px; }

.about-sidebar {}

.sidebar-block {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}

.sidebar-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-light);
  margin-bottom: 12px;
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-list li {
  font-size: 14px;
  color: var(--ink-mid);
  font-weight: 300;
}

/* ---- CONTACT PAGE ---- */
.contact-wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 60px 40px 100px;
}

.contact-intro {
  font-size: 17px;
  color: var(--ink-mid);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 48px;
}

.form-group { margin-bottom: 24px; }

.form-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  margin-bottom: 8px;
}

.form-input, .form-textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  color: var(--ink);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}

.form-input:focus, .form-textarea:focus { border-color: var(--ink); }

.form-textarea { height: 160px; resize: vertical; }

.form-submit {
  background: var(--ink);
  color: var(--white);
  border: none;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition);
}

.form-submit:hover { background: var(--accent); }

.contact-alt {
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--ink-mid);
  font-weight: 300;
}

.contact-alt a { color: var(--accent); text-decoration: none; }

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding: 60px 24px; min-height: auto; }
  .hero-image { display: none; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .about-strip-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-wrap { grid-template-columns: 1fr; }
  .blog-list-item { grid-template-columns: 1fr; gap: 8px; }
  .nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .section, .portfolio-grid, .blog-list, .post-wrap, .contact-wrap { padding-left: 24px; padding-right: 24px; }
  .about-strip { padding: 60px 24px; }
  .page-hero { padding: 60px 24px 40px; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 40px; }
  .section-title { font-size: 28px; }
  .portfolio-grid { grid-template-columns: 1fr; }
}