/* ==========================================================================
   remymargerum.com — design system matched to margerumwines.com
   Tokens verified against the live site 2026-08-05:
   EB Garamond 400/700 · #FFF paper · #FAF9F7 cream · #222 ink ·
   #7F4C29 saddle brown (buttons/accents, hover #A56336) · 1px radii, no shadows
   ========================================================================== */

:root {
  --paper: #ffffff;
  --cream: #faf9f7;
  --ink: #222222;
  --black: #000000;
  --brown: #7f4c29;
  --brown-2: #a56336;
  --line: #e8e2da;
  --muted: #6b6560;
  --serif: "EB Garamond", Garamond, Georgia, serif;
  --measure: 46rem;
  --radius-photo: 12px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--serif);
  font-size: 1.1rem;            /* ~17.6px, matches margerumwines.com body */
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--brown); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brown-2); text-decoration: underline; text-underline-offset: 3px; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--black);
  line-height: 1.2;
  text-wrap: balance;
}

h1 { font-size: clamp(2.1rem, 5vw, 2.9rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.39rem); }  /* ~38px, matches site h2 */
h3 { font-size: 1.5rem; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 1.5rem; }

/* --------------------------------------------------------------------------
   Buttons — uppercase EB Garamond, cream on brown, 2px border, 1px radius
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--serif);
  font-size: .98rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--brown);
  border: 2px solid var(--brown);
  border-radius: 1px;
  padding: .55rem 1.4rem;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover {
  background: var(--brown-2);
  border-color: var(--brown-2);
  color: var(--cream);
  text-decoration: none;
}
.btn--ghost { background: transparent; color: var(--brown); }
.btn--ghost:hover { background: var(--brown); color: var(--cream); }

/* --------------------------------------------------------------------------
   Eyebrow section labels — "PRINCIPLES", "ABOUT ME", …
   -------------------------------------------------------------------------- */
.eyebrow {
  display: block;
  font-size: .82rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: .9rem;
}
.section-head { text-align: center; margin-bottom: 2.75rem; }
.section-head .eyebrow { margin-bottom: .6rem; }
.section-head::after {
  content: "";
  display: block;
  width: 3rem;
  height: 1px;
  background: var(--brown);
  margin: 1.1rem auto 0;
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 5rem;
}
.wordmark {
  font-size: 1.55rem;
  color: var(--black);
  letter-spacing: .02em;
  white-space: nowrap;
}
.wordmark:hover { color: var(--brown); text-decoration: none; }

.site-nav ul {
  display: flex;
  gap: 1.9rem;
  list-style: none;
}
.site-nav a {
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--black);
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--brown); text-decoration: none; }
.site-nav a[aria-current="page"] { border-bottom: 1px solid var(--brown); padding-bottom: 2px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  margin: 5px 0;
  transition: transform .2s ease, opacity .2s ease;
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 5rem;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    z-index: 50;
  }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; gap: 0; padding: .5rem 1.5rem 1rem; }
  .site-nav li { border-top: 1px solid var(--line); }
  .site-nav li:first-child { border-top: none; }
  .site-nav a { display: block; padding: .85rem 0; }
  .site-header { position: relative; }
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section { padding: 5rem 0; }
.section--cream { background: var(--cream); }
.section--tight { padding: 3.5rem 0; }

/* Hero — the tree canvas is a full-bleed background of the whole block */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--cream);
  border-bottom: 1px solid var(--line);
}
.hero #hero-tree {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero .container {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  min-height: 30rem;
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}
.hero-content { max-width: 40rem; }
.hero h1 { margin: 0 0 1.6rem; }
@media (max-width: 700px) {
  .hero .container { min-height: 26rem; padding-top: 3.5rem; padding-bottom: 3.5rem; }
  /* soft halo so text stays readable where the tree sits behind it */
  .hero-content {
    background: radial-gradient(ellipse at center,
      rgba(250, 249, 247, 0.92) 0%,
      rgba(250, 249, 247, 0.72) 55%,
      rgba(250, 249, 247, 0) 78%);
    padding: 1.5rem;
    margin: -1.5rem;
  }
}

/* Card grid (Principles) */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}
@media (max-width: 820px) { .card-grid { grid-template-columns: 1fr; max-width: 30rem; margin: 0 auto; } }
.card { text-align: center; }
.card img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-photo);
  margin-bottom: 1.4rem;
}
.card h3 { margin-bottom: .8rem; }
.card p { margin-bottom: 1rem; }
.card .card-link {
  font-size: .88rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* Two-column (About) */
.two-col {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 3.5rem;
  align-items: center;
}
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; gap: 2.5rem; } }
.two-col .portrait img {
  aspect-ratio: 3 / 4;
  object-fit: cover;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-photo);
}
.two-col h3 { margin-bottom: .7rem; }
.two-col .block + .block { margin-top: 2.2rem; }

/* Statement band */
.band {
  background: var(--brown);
  color: var(--cream);
  text-align: center;
  padding: 3.5rem 1.5rem;
}
.band-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  color: var(--cream);
}
.band-link:hover { color: #ffffff; text-decoration: none; }
.band-link:hover .palm { opacity: .85; }
.band-link .palm { height: 66px; width: auto; }
.band-link span {
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  letter-spacing: .08em;
  text-transform: uppercase;
  line-height: 1.45;
}

/* Centered CTA sections (Resume, Contact teaser) */
.cta-center { text-align: center; }
.cta-center p { max-width: var(--measure); margin: 0 auto 1.8rem; }
.btn-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Social icons */
.social-row { display: flex; gap: 1.4rem; justify-content: center; }
.social-row a { color: var(--brown); }
.social-row a:hover { color: var(--brown-2); }
.social-row svg { width: 26px; height: 26px; fill: currentColor; }

/* --------------------------------------------------------------------------
   Article (Vietnam)
   -------------------------------------------------------------------------- */
.article { max-width: var(--measure); margin: 0 auto; padding: 4rem 1.5rem; }
.article-header { text-align: center; margin-bottom: 3rem; }
.article-header h1 { margin-bottom: 1rem; }
.article-header .byline {
  font-style: italic;
  color: var(--muted);
}
.article p { margin-bottom: 1.5rem; }
.article h2 { margin: 3rem 0 1.2rem; }
.article h3 { margin: 2.2rem 0 .8rem; }

/* --------------------------------------------------------------------------
   Documents (Resume / Academic Work)
   -------------------------------------------------------------------------- */
.doc-section + .doc-section { margin-top: 4.5rem; }
.doc-section .doc-head { text-align: center; margin-bottom: 1.8rem; }
.doc-section .doc-head h2 { margin-bottom: .4rem; }
.doc-section .doc-head .doc-sub { color: var(--muted); font-style: italic; }
.pdf-viewer { max-width: 46rem; margin: 0 auto; }
.pdf-viewer .pdf-page {
  width: 100%;
  display: block;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}
.pdf-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.3rem;
  margin-top: 1.1rem;
}
.pdf-controls .btn {
  padding: .35rem 1.05rem;
  font-size: .85rem;
}
.pdf-controls .btn:disabled {
  opacity: .35;
  cursor: default;
}
.pdf-controls .btn:disabled:hover { background: transparent; color: var(--brown); }
.pdf-count {
  font-size: .9rem;
  letter-spacing: .12em;
  color: var(--muted);
  min-width: 3.5rem;
  text-align: center;
}
.doc-actions { text-align: center; margin-top: 1.5rem; }

/* --------------------------------------------------------------------------
   Forms (Contact)
   -------------------------------------------------------------------------- */
.form-card { max-width: 36rem; margin: 0 auto; }
.form-field { margin-bottom: 1.4rem; }
.form-field label {
  display: block;
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: .45rem;
  color: var(--black);
}
.form-field input,
.form-field textarea {
  width: 100%;
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 1px;
  padding: .7rem .85rem;
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--brown);
}
.form-note { color: var(--muted); font-style: italic; margin-top: 1.4rem; text-align: center; }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--cream);
  border-top: 1px solid var(--line);
  margin-top: 5rem;
  padding: 3.5rem 0 2rem;
}
.site-footer .cols {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 700px) { .site-footer .cols { grid-template-columns: 1fr; text-align: center; } }
.site-footer h4 {
  font-size: .85rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--brown);
  margin-bottom: .9rem;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: .45rem; }
.site-footer a { color: var(--ink); }
.site-footer a:hover { color: var(--brown); }
.site-footer .fine {
  border-top: 1px solid var(--line);
  padding-top: 1.6rem;
  text-align: center;
  font-size: .95rem;
  color: var(--muted);
}
.site-footer .cols .social-row { justify-content: flex-start; }
@media (max-width: 700px) { .site-footer .cols .social-row { justify-content: center; } }

/* Utility */
.center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.muted { color: var(--muted); }