/* Kieran Flynn — palette: #303a4c (main), #dac4b2 (accent) */

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

:root {
  --main:        #303a4c;
  --main-deep:   #262e3d;
  --main-soft:   #3b4660;
  --accent:      #dac4b2;
  --accent-soft: #e8dacd;
  --paper:       #f5f0ea;
  --paper-line:  #e0d6cb;

  --on-dark:       #f3ebe4;
  --on-dark-muted: rgba(243, 235, 228, 0.72);
  --line-dark:     rgba(218, 196, 178, 0.22);
  --on-light-muted:#566077;

  --serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --sans:  'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --max-w: 1160px;
  --px: clamp(1.25rem, 4vw, 2.5rem);
  --nav-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--main);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
ul { list-style: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.section--light :focus-visible, .section--accent :focus-visible { outline-color: var(--main); }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px); }

/* Nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: var(--main);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled { border-bottom-color: var(--line-dark); box-shadow: 0 6px 24px -12px rgba(0,0,0,0.4); }

.nav__inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 var(--px);
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
}
.nav__brand {
  font-family: var(--serif); font-size: 1.4rem; font-weight: 500;
  color: var(--on-dark); text-decoration: none; letter-spacing: 0.01em;
}
.nav__links { display: flex; gap: 2.25rem; }
.nav__link {
  position: relative; padding: 0.25rem 0;
  font-size: 0.85rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--on-dark-muted); text-decoration: none; transition: color 0.2s;
}
.nav__link::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav__link:hover, .nav__link.active { color: var(--accent); }
.nav__link:hover::after, .nav__link.active::after { transform: scaleX(1); }

.nav__mobile-btn {
  display: none; background: none; border: 0; cursor: pointer;
  width: 44px; height: 44px; color: var(--on-dark); font-size: 1.15rem;
}
.nav__mobile-menu {
  display: none; flex-direction: column;
  max-height: 0; overflow: hidden; background: var(--main);
  transition: max-height 0.35s var(--ease);
}
.nav__mobile-menu.open { max-height: 360px; border-top: 1px solid var(--line-dark); }
.nav__mobile-link {
  padding: 1rem var(--px); font-size: 0.9rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--on-dark); text-decoration: none; border-bottom: 1px solid var(--line-dark);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 1rem 1.9rem; min-height: 48px;
  font: 600 0.82rem/1 var(--sans); letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; cursor: pointer; border: 1px solid transparent; border-radius: 999px;
  transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.btn--primary { background: var(--accent); color: var(--main); }
.btn--primary:hover { background: var(--accent-soft); }
.btn--outline { border-color: var(--accent); color: var(--accent); }
.btn--outline:hover { background: var(--accent); color: var(--main); }
.btn--dark { background: var(--main); color: var(--on-dark); }
.btn--dark:hover { background: var(--main-soft); }
.btn--dark:disabled { opacity: 0.6; cursor: default; }

/* Hero */
.hero {
  background: var(--main); color: var(--on-dark);
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column;
  padding: calc(var(--nav-h) + 2rem) 0 0;
}
.hero__inner {
  flex: 1; width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 2rem var(--px);
  display: grid; grid-template-columns: 1.25fr 0.75fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center;
}
.hero__title {
  font-family: var(--serif); font-weight: 400; font-size: clamp(3.25rem, 8vw, 6.25rem);
  line-height: 1; letter-spacing: -0.02em; margin-bottom: 1.75rem;
}
.hero__word { display: block; width: fit-content; padding-right: 0.1em; }
.hero__word--2 { font-style: italic; color: var(--accent); }

.facts {
  width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 1.75rem var(--px) 2.25rem;
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  border-top: 1px solid var(--line-dark);
}
.fact__label { font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); }
.fact__value { font-family: var(--serif); font-size: clamp(1.3rem, 3vw, 1.8rem); color: var(--on-dark); }

/* Handwriting reveal: a soft-edged mask sweeps left to right, one word at a time */
.js .hero__word {
  -webkit-mask-image: linear-gradient(90deg, #000 40%, transparent 60%);
          mask-image: linear-gradient(90deg, #000 40%, transparent 60%);
  -webkit-mask-size: 300% 100%; mask-size: 300% 100%;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-position: 100% 0; mask-position: 100% 0;
  animation: write 0.95s cubic-bezier(0.45, 0.05, 0.3, 1) forwards;
}
.js .hero__word--1 { animation-delay: 0.15s; }
.js .hero__word--2 { animation-delay: 1.0s; }
@keyframes write {
  from { -webkit-mask-position: 100% 0; mask-position: 100% 0; }
  to   { -webkit-mask-position: 0 0;    mask-position: 0 0; }
}
.js .hero__subtitle, .js .hero__ctas { opacity: 0; animation: fadeUp 0.7s var(--ease) 1.8s forwards; }
.js .hero__ctas { animation-delay: 2.0s; }
/* Portrait: image wipes up from the bottom while settling from a slight zoom; the frame slides into place */
.js .hero__portrait img {
  clip-path: inset(100% 0 0 0 round var(--r-lg));
  transform: scale(1.12);
  animation: portrait-in 1.1s cubic-bezier(0.65, 0, 0.2, 1) 0.2s forwards;
}
.js .hero__portrait::before {
  inset: 0; opacity: 0;
  animation: frame-in 0.9s var(--ease) 1.0s forwards;
}
@keyframes portrait-in { to { clip-path: inset(0 0 0 0 round var(--r-lg)); transform: scale(1); } }
@keyframes frame-in { to { inset: 1.25rem -1.25rem -1.25rem 1.25rem; opacity: 1; } }

.hero__subtitle { max-width: 34rem; font-size: 1.1rem; color: var(--on-dark-muted); margin-bottom: 2.25rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__portrait { position: relative; max-width: 380px; margin-left: auto; width: 100%; }
.hero__portrait::before {
  content: ''; position: absolute; inset: 1.25rem -1.25rem -1.25rem 1.25rem;
  border: 1px solid var(--accent); border-radius: var(--r-lg); z-index: 0;
}
.hero__portrait img {
  position: relative; z-index: 1; width: 100%; aspect-ratio: 4 / 5; object-fit: cover;
  object-position: top center; background: var(--main-soft); border-radius: var(--r-lg);
}

/* Sections */
.section { padding: clamp(4rem, 9vw, 7rem) 0; }
.section--light  { background: var(--paper); color: var(--main); }
.section--dark   { background: var(--main-deep); color: var(--on-dark); }
.section--accent { background: var(--accent); color: var(--main); }

.section__header { margin-bottom: clamp(2rem, 5vw, 3.5rem); max-width: 40rem; }
.section__label {
  display: block; margin-bottom: 0.9rem;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
}
.section--light .section__label  { color: var(--on-light-muted); }
.section--dark .section__label   { color: var(--accent); }
.section--accent .section__label { color: var(--main); opacity: 0.75; }
.section__title {
  font-family: var(--serif); font-weight: 400; font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  line-height: 1.1; letter-spacing: -0.01em;
}
.section__subtitle { margin-top: 1rem; font-size: 1.05rem; opacity: 0.85; }

/* Portfolio */
.portfolio-filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 2.5rem; }
.filter-btn {
  cursor: pointer; padding: 0.6rem 1.2rem; min-height: 44px;
  font: 500 0.88rem var(--sans); color: var(--main);
  background: transparent; border: 1px solid rgba(48,58,76,0.25); border-radius: 999px;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.filter-btn:hover { border-color: var(--main); }
.filter-btn.active { background: var(--main); border-color: var(--main); color: var(--on-dark); }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

.card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--paper-line); border-radius: var(--r-lg);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 18px 40px -18px rgba(48,58,76,0.35); }

.card__link { position: absolute; inset: 0; z-index: 2; border-radius: inherit; }
.card__media {
  position: relative; overflow: hidden; background: var(--main); aspect-ratio: 16 / 10;
  margin: 0.6rem 0.6rem 0; border-radius: calc(var(--r-lg) - 0.6rem);
}
.card__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease); }
.card:hover .card__img { transform: scale(1.04); }

.icon { display: block; width: 1em; height: 1em; fill: currentColor; }
.card__platforms {
  position: absolute; left: 0.75rem; top: 0.75rem; display: inline-flex; align-items: center; gap: 0.9rem;
  padding: 0.55rem 1.05rem; font-size: 1.2rem; line-height: 1;
  background: rgba(48,58,76,0.88); color: var(--accent); border-radius: 999px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}

.card__body { display: flex; flex-direction: column; flex: 1; padding: 1.4rem 1.5rem 1.6rem; }
.card__chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.9rem; }
.card__chips li {
  padding: 0.2rem 0.65rem; font-size: 0.72rem; font-weight: 500; color: var(--main);
  background: var(--paper); border: 1px solid var(--paper-line); border-radius: 999px;
}
.card__title { font-family: var(--serif); font-weight: 500; font-size: 1.5rem; line-height: 1.2; margin-bottom: 0.6rem; }
.card__desc { font-size: 0.93rem; line-height: 1.65; color: var(--on-light-muted); }
.card__cta {
  display: inline-flex; align-items: center; gap: 0.5rem; margin-top: auto; padding-top: 1.25rem;
  font-size: 0.88rem; font-weight: 600; transition: gap 0.25s var(--ease);
}
.card:hover .card__cta { gap: 0.9rem; }

/* Featured: full-width dark card */
.card--featured { grid-column: 1 / -1; flex-direction: row; align-items: stretch; background: var(--main); border-color: var(--main); color: var(--on-dark); }
.card--featured:hover { border-color: var(--accent); }
.card--featured .card__media { flex: 1.35; aspect-ratio: auto; min-height: 320px; margin: 0.6rem; }
.card--featured .card__body { flex: 1; justify-content: center; padding: clamp(1.5rem, 4vw, 3rem); }
.card--featured .card__title { font-size: clamp(1.9rem, 3.2vw, 2.6rem); }
.card--featured .card__desc { color: var(--on-dark-muted); font-size: 1rem; }
.card--featured .card__chips li { background: transparent; border-color: var(--line-dark); color: var(--accent); }
.card--featured .card__cta { color: var(--accent); margin-top: 0; padding-top: 1.75rem; }

.card--filter-hidden { display: none; }
.card--filter-enter { animation: fadeUp 0.5s var(--ease) both; }
.portfolio-empty { text-align: center; padding: 3rem 0; color: var(--on-light-muted); }

/* About */
.about { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.about__text { max-width: 40rem; }
.about__bio { color: var(--on-dark-muted); margin-bottom: 1.4rem; font-size: 1.05rem; }
.about__bio strong { color: var(--on-dark); font-weight: 600; }
.about__aside { position: sticky; top: calc(var(--nav-h) + 2rem); }
.about__quote { padding: clamp(1.5rem, 3vw, 2.25rem); background: var(--main); border: 1px solid var(--line-dark); border-radius: var(--r-lg); }
.about__quote p { font-family: var(--serif); font-style: italic; font-size: 1.3rem; line-height: 1.5; color: var(--on-dark); }
.about__quote-credit { margin-top: 1.25rem; font-size: 0.85rem; color: var(--on-dark-muted); display: flex; flex-direction: column; }
.about__quote-name { color: var(--accent); font-weight: 600; }

.skills { margin-top: clamp(2.5rem, 6vw, 4.5rem); padding-top: 2.5rem; border-top: 1px solid var(--line-dark); }
.skills__heading { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--accent); margin-bottom: 1.25rem; }
.skills__filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: 1.75rem; }
.skills .filter-btn { color: var(--on-dark); border-color: var(--line-dark); }
.skills .filter-btn:hover { border-color: var(--accent); }
.skills .filter-btn.active { background: var(--accent); border-color: var(--accent); color: var(--main); }
.skills__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 0.9rem; }
.skill {
  display: flex; flex-direction: column; gap: 0.15rem; padding: 1.1rem 1.25rem;
  background: var(--main); border: 1px solid var(--line-dark); border-radius: var(--r-md);
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.skill:hover { border-color: var(--accent); transform: translateY(-2px); }
.skill__name { font-family: var(--serif); font-size: 1.2rem; color: var(--on-dark); }
.skill__note { font-size: 0.8rem; color: var(--on-dark-muted); }
.skill--hidden { display: none; }
.skill--enter { animation: fadeUp 0.45s var(--ease) both; }

/* Contact */
.contact { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: start; }
.contact .section__header { margin-bottom: 2rem; }

.form { display: flex; flex-direction: column; gap: 1.25rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form__label { display: block; margin-bottom: 0.4rem; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.form__input {
  width: 100%; padding: 0.85rem 1rem; font: 400 1rem var(--sans); color: var(--main);
  background: rgba(255,255,255,0.55); border: 1px solid rgba(48,58,76,0.35); border-radius: var(--r-sm);
  transition: border-color 0.2s, background 0.2s;
}
.form__input::placeholder { color: rgba(48,58,76,0.5); }
.form__input:focus { outline: none; border-color: var(--main); background: #fff; }
.form__textarea { resize: vertical; min-height: 140px; }
.form__status { min-height: 1.4em; font-size: 0.92rem; }
.form__status--success { font-weight: 600; }
.form__status--error { font-weight: 600; text-decoration: underline wavy rgba(48,58,76,0.5); text-underline-offset: 4px; }

.contact__email { margin-top: 0.5rem; font-size: 1rem; }
.contact__email-label { display: block; margin-bottom: 0.2rem; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.contact__email a { font-family: var(--serif); font-size: 1.35rem; text-underline-offset: 4px; }
.socials { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 2rem; }
.socials__link {
  width: 44px; height: 44px; display: grid; place-items: center; font-size: 1.05rem;
  border: 1px solid rgba(48,58,76,0.45); border-radius: 50%; text-decoration: none; color: var(--main);
  transition: background 0.2s, color 0.2s;
}
.socials__link:hover { background: var(--main); color: var(--accent); }

/* Footer */
.footer { background: var(--main); color: var(--on-dark-muted); padding: 3rem 0 2rem; }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer__brand { font-family: var(--serif); font-size: 1.3rem; color: var(--on-dark); text-decoration: none; }
.footer__links { display: flex; gap: 1.75rem; }
.footer__link { font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none; transition: color 0.2s; }
.footer__link:hover { color: var(--accent); }
.footer__socials { display: flex; gap: 1.1rem; }
.footer__social-link { text-decoration: none; transition: color 0.2s; }
.footer__social-link:hover { color: var(--accent); }
.footer__copy { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line-dark); font-size: 0.82rem; }

.back-to-top {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 90; width: 44px; height: 44px;
  background: var(--accent); color: var(--main); border: 0; border-radius: 50%; cursor: pointer;
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: none; }

/* Motion */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.js .reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .js .hero__subtitle, .js .hero__ctas { opacity: 1; }
  .js .hero__portrait img { clip-path: none; transform: none; }
  .js .hero__portrait::before { inset: 1.25rem -1.25rem -1.25rem 1.25rem; opacity: 1; }
  .js .hero__word { -webkit-mask-image: none; mask-image: none; }
}

/* Responsive */
@media (max-width: 960px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .about { grid-template-columns: 1fr; }
  .about__aside { position: static; }
  .card--featured .card__media { min-height: 260px; }
}
@media (max-width: 820px) {
  :root { --nav-h: 64px; }
  .nav__links { display: none; }
  .nav__mobile-btn { display: block; margin-right: -10px; }
  .nav__mobile-menu { display: flex; }
  .hero__inner, .contact { grid-template-columns: 1fr; }
  .hero__portrait { margin: 0 auto 1.25rem; max-width: 260px; order: -1; }
  .hero__portrait::before { inset: 0.9rem -0.9rem -0.9rem 0.9rem; }
  @keyframes frame-in { to { inset: 0.9rem -0.9rem -0.9rem 0.9rem; opacity: 1; } }
  .hero__text { text-align: center; }
  .hero__word, .hero__word--2 { margin-left: auto; margin-right: auto; }
  .hero__subtitle { margin-left: auto; margin-right: auto; }
  .hero__ctas { justify-content: center; }
  .card--featured { flex-direction: column; }
  .card--featured .card__media { flex: none; min-height: 0; aspect-ratio: 16 / 10; }
}
@media (max-width: 600px) {
  body { font-size: 0.97rem; }
  .hero__title { font-size: clamp(3rem, 15vw, 4rem); margin-bottom: 1.25rem; }
  .hero__text { text-align: center; }
  .hero__subtitle { font-size: 1rem; margin-bottom: 1.75rem; }
  .hero__ctas .btn { flex: 1 1 100%; }
  .portfolio-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .portfolio-filters { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(var(--px) * -1) 1.75rem; padding: 0 var(--px) 0.25rem; scrollbar-width: none; }
  .portfolio-filters::-webkit-scrollbar { display: none; }
  .filter-btn { flex: none; }
  .skills__filters { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(var(--px) * -1) 1.5rem; padding: 0 var(--px) 0.25rem; scrollbar-width: none; }
  .skills__filters::-webkit-scrollbar { display: none; }
  .skills__grid { grid-template-columns: 1fr 1fr; gap: 0.7rem; }
  .skill { padding: 0.9rem 1rem; }
  .skill__name { font-size: 1.05rem; }
  .about__bio { font-size: 1rem; }
  .about__quote p { font-size: 1.15rem; }
  .form__row { grid-template-columns: 1fr; }
  .form .btn { width: 100%; }
  .form__input { font-size: 16px; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
  .footer__links { flex-wrap: wrap; gap: 1rem 1.5rem; }
  .back-to-top { right: 1rem; bottom: 1rem; }
}