/* =========================================================================
   Kevin Darty — Personal Site
   Material Design 3 styling with a Claude-inspired warm palette.
   Light + Dark themes, no build step, no runtime dependencies.
   ========================================================================= */

/* ---- Design tokens : LIGHT (default) ----------------------------------- */
:root {
  color-scheme: light;

  /* Surfaces (warm cream, Claude light) */
  --bg:                       #f0eee6;
  --surface:                  #faf9f5;
  --surface-container-low:    #f3f1e9;
  --surface-container:        #ece9df;
  --surface-container-high:   #e4e0d4;
  --surface-container-highest:#dcd8ca;

  /* Text */
  --on-surface:               #28261f;
  --on-surface-variant:       #5d5a4f;

  /* Brand accent (Claude clay / coral) — deepened for AA on light */
  --primary:                  #b8552f;
  --on-primary:               #ffffff;
  --primary-hover:            #a24824;
  --primary-container:        #f6d8c8;
  --on-primary-container:     #491c08;

  /* Lines / structure */
  --outline:                  #c8c2b2;
  --outline-variant:          #ddd8c9;

  /* Effects */
  --scrim:                    rgba(20, 18, 14, 0.55);
  --shadow-1: 0 1px 2px rgba(40,38,31,.10), 0 1px 3px rgba(40,38,31,.06);
  --shadow-2: 0 2px 6px rgba(40,38,31,.12), 0 6px 14px rgba(40,38,31,.08);
  --shadow-3: 0 6px 16px rgba(40,38,31,.16), 0 12px 28px rgba(40,38,31,.10);
}

/* ---- Design tokens : DARK (Claude dark) -------------------------------- */
[data-theme="dark"] {
  color-scheme: dark;

  --bg:                       #1f1e1d;
  --surface:                  #262624;
  --surface-container-low:    #2b2b29;
  --surface-container:        #30302e;
  --surface-container-high:   #3a3a37;
  --surface-container-highest:#444440;

  --on-surface:               #f5f4ee;
  --on-surface-variant:       #c2c0b6;

  --primary:                  #e08a6b;     /* coral pops on dark */
  --on-primary:               #3a1605;
  --primary-hover:            #ec9d80;
  --primary-container:        #5a2c18;
  --on-primary-container:     #ffd9c9;

  --outline:                  #56544e;
  --outline-variant:          #3d3c38;

  --scrim:                    rgba(0, 0, 0, 0.62);
  --shadow-1: 0 1px 2px rgba(0,0,0,.45), 0 1px 3px rgba(0,0,0,.35);
  --shadow-2: 0 2px 6px rgba(0,0,0,.50), 0 6px 14px rgba(0,0,0,.38);
  --shadow-3: 0 6px 16px rgba(0,0,0,.55), 0 12px 28px rgba(0,0,0,.42);
}

/* ---- Reset / base ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--on-surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color .3s ease, color .3s ease;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
  border-radius: 6px;
}

.container {
  width: min(1100px, 100% - 3rem);
  margin-inline: auto;
}

/* Typography scale (MD3-ish) */
.display {
  font-family: "Lora", Georgia, "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: -.5px;
  line-height: 1.1;
}
.section-title {
  font-family: "Lora", Georgia, serif;
  font-weight: 600;
  font-size: clamp(1.6rem, 1.1rem + 1.8vw, 2.25rem);
  margin: 0 0 .25rem;
}
.section-lead {
  color: var(--on-surface-variant);
  margin: 0 0 2rem;
  font-size: 1.05rem;
}

/* ---- Top app bar ------------------------------------------------------- */
.appbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--outline-variant);
}
.appbar__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: "Lora", Georgia, serif;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--on-surface);
  margin-right: auto;
}
.brand:hover { color: var(--on-surface); }
.brand__mark {
  display: grid;
  place-items: center;
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--on-primary);
  font-weight: 700;
  font-family: "Inter", sans-serif;
  box-shadow: var(--shadow-1);
}

.nav { display: flex; align-items: center; gap: .25rem; }
.nav a.navlink {
  padding: .5rem .8rem;
  border-radius: 999px;
  color: var(--on-surface-variant);
  font-weight: 500;
  font-size: .95rem;
  transition: background-color .2s, color .2s;
}
.nav a.navlink:hover {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

/* Icon button (theme toggle / menu) */
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 42px; height: 42px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: background-color .2s, color .2s;
}
.icon-btn:hover { background: var(--surface-container-high); color: var(--on-surface); }
.icon-btn svg { width: 22px; height: 22px; }
/* Theme toggle: swap which glyph shows per theme */
.icon-btn .icon-sun  { display: none; }
.icon-btn .icon-moon { display: block; }
[data-theme="dark"] .icon-btn .icon-sun  { display: block; }
[data-theme="dark"] .icon-btn .icon-moon { display: none; }

.menu-btn { display: none; }

/* ---- Buttons ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .12s ease, box-shadow .2s, background-color .2s, color .2s;
}
.btn:active { transform: translateY(1px); }
.btn--filled {
  background: var(--primary);
  color: var(--on-primary);
  box-shadow: var(--shadow-1);
}
.btn--filled:hover { background: var(--primary-hover); color: var(--on-primary); box-shadow: var(--shadow-2); }
.btn--outlined {
  background: transparent;
  color: var(--primary);
  border-color: var(--outline);
}
.btn--outlined:hover { background: color-mix(in srgb, var(--primary) 10%, transparent); }
.btn svg { width: 18px; height: 18px; }

/* ---- Hero -------------------------------------------------------------- */
.hero {
  position: relative;
  margin-top: 1.5rem;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow-2);
  isolation: isolate;
}
.hero__img {
  width: 100%;
  height: clamp(280px, 42vw, 460px);
  object-fit: cover;
}
.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
              var(--scrim) 0%,
              color-mix(in srgb, var(--scrim) 70%, transparent) 55%,
              transparent 100%);
}
.hero__content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  padding: clamp(1.5rem, 4vw, 3.5rem);
  color: #fff;
  max-width: 640px;
}
.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: .78rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--primary) 70%, #fff);
}
.hero__title { font-size: clamp(2.4rem, 1.5rem + 4vw, 4rem); color: #fff; margin: 0; }
.hero__subtitle { font-size: clamp(1rem, .9rem + .6vw, 1.25rem); color: rgba(255,255,255,.92); margin: 0; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: .5rem; }
.hero__actions .btn--outlined { color: #fff; border-color: rgba(255,255,255,.6); }
.hero__actions .btn--outlined:hover { background: rgba(255,255,255,.14); }

/* ---- Sections ---------------------------------------------------------- */
section { padding-block: clamp(3rem, 6vw, 5rem); }

/* About */
.about {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}
.about__card {
  background: var(--surface-container);
  border-radius: 24px;
  padding: 1rem;
  box-shadow: var(--shadow-1);
}
.about__photo {
  width: 100%;
  height: auto;            /* let aspect-ratio drive height, not the img height attr */
  border-radius: 18px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 18%; /* keep the face framed on a portrait source */
  display: block;
}
.about__body p { font-size: 1.12rem; max-width: 60ch; }
.about__chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.25rem; }
.chip {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .4rem .85rem;
  border-radius: 999px;
  background: var(--surface-container-high);
  color: var(--on-surface-variant);
  font-size: .88rem;
  font-weight: 500;
  border: 1px solid var(--outline-variant);
}

/* Online presence grid */
.presence { background: var(--surface-container-low); border-block: 1px solid var(--outline-variant); }
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1.25rem;
}
.card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--outline-variant);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-1);
  transition: transform .18s ease, box-shadow .2s ease, border-color .2s;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3);
  border-color: color-mix(in srgb, var(--primary) 45%, var(--outline-variant));
}
.card:hover .card__title { color: var(--primary); }
.card__media {
  aspect-ratio: 16 / 10;
  width: 100%;
  object-fit: cover;
  background: var(--surface-container-high);
}
.card__media--icon {
  display: grid;
  place-items: center;
  color: var(--primary);
  background: var(--primary-container);
}
.card__media--icon svg { width: 56px; height: 56px; color: var(--on-primary-container); }
.card__body { padding: 1rem 1.1rem 1.2rem; }
.card__title {
  margin: 0 0 .25rem;
  font-size: 1.1rem;
  font-weight: 600;
  transition: color .2s;
}
.card__desc { margin: 0; color: var(--on-surface-variant); font-size: .92rem; }
.card__cta {
  display: inline-flex; align-items: center; gap: .4rem;
  margin-top: .85rem;
  color: var(--primary); font-weight: 600; font-size: .95rem;
}
.card__cta svg { width: 16px; height: 16px; }
.card:hover .card__cta { color: var(--primary-hover); }

/* ---- Shop page --------------------------------------------------------- */
.page-header { padding-bottom: 0; }
.page-header__title { display: flex; align-items: center; gap: .75rem; }
.page-header__title svg { width: 2.1rem; height: 2.1rem; color: var(--primary); flex: none; }

.prose { max-width: 65ch; }
.prose > p { font-size: 1.12rem; }

.features {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: grid;
  gap: .9rem;
}
.feature { display: flex; align-items: center; gap: .95rem; }
.feature__icon {
  flex: none;
  display: grid; place-items: center;
  width: 48px; height: 48px;
  border-radius: 14px;
  background: var(--primary-container);
  color: var(--on-primary-container);
}
.feature__icon svg { width: 26px; height: 26px; }
.feature__text { font-size: 1.08rem; display: flex; flex-direction: column; gap: .15rem; }
.feature__title { font-weight: 600; font-size: 1rem; }
.feature__desc { color: var(--on-surface-variant); font-size: .9rem; line-height: 1.45; }

/* About page */
.about--top { align-items: start; }
@media (min-width: 761px) {
  .about--top .about__card { position: sticky; top: 88px; }
}
.about--top .about__body p { margin-top: 0; }
.about--top .about__body p + p { margin-top: 1.1rem; }

.features--grid { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.features--grid .feature { align-items: flex-start; }

.cta__actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.5rem; }

.shop-closing {
  margin: 2rem 0 0;
  font-size: 1.12rem;
  color: var(--on-surface-variant);
}

/* Active nav item */
.nav a.navlink[aria-current="page"] {
  color: var(--primary);
  background: var(--surface-container-high);
}

/* ---- Footer ------------------------------------------------------------ */
.footer {
  background: var(--surface-container);
  border-top: 1px solid var(--outline-variant);
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 2.25rem;
}
.footer__copy { color: var(--on-surface-variant); font-size: .9rem; margin: 0; }
.footer__social { display: flex; gap: .35rem; }
.footer__social a {
  display: inline-grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 999px;
  color: var(--on-surface-variant);
  border: 1px solid var(--outline-variant);
  transition: background-color .2s, color .2s, border-color .2s;
}
.footer__social a:hover { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }
.footer__social svg { width: 19px; height: 19px; }

/* ---- Responsive -------------------------------------------------------- */
@media (max-width: 760px) {
  .about { grid-template-columns: 1fr; }
  .about__card { max-width: 320px; margin-inline: auto; }

  .menu-btn { display: inline-grid; order: -1; } /* hamburger on the left, like a native app */
  .nav {
    position: absolute;
    top: 64px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--outline-variant);
    padding: .5rem;
    box-shadow: var(--shadow-2);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a.navlink { border-radius: 12px; padding: .8rem 1rem; }
  .nav .theme-toggle-wrap { display: none; } /* toggle stays in bar on mobile */
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}