/* ============================================================
   ANNALISA AGOSTON — PORTFOLIO
   Design system rooted in the sage palette of the personal mark.
   ============================================================ */

:root {
  /* Palette — pulled from the personal logo */
  --color-dark: #4A5A58;       /* sage-gray for headings + monogram */
  --color-accent: #7E938F;     /* mid sage-blue for tagline accents */
  --color-sage: #DCE5E2;       /* pale sage background field */
  --color-sage-deep: #BFCEC9;  /* hairline rules + tile texture */
  --color-cream: #FAFAF7;      /* page canvas */
  --color-ink: #1F1F1F;        /* body text */
  --color-muted: #5A5A5A;      /* secondary text */
  --color-line: #E6E6E2;       /* dividers */
  --color-white: #FFFFFF;

  /* Type scale */
  --type-display: clamp(2.4rem, 5vw, 4rem);
  --type-h1: clamp(1.75rem, 3.5vw, 2.6rem);
  --type-h2: clamp(1.25rem, 2.2vw, 1.6rem);
  --type-h3: 1.0625rem;
  --type-body: 1.0625rem;
  --type-small: 0.875rem;
  --type-micro: 0.75rem;

  /* Spacing */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  --space-7: 6rem;
  --space-8: 8rem;

  /* Layout */
  --max-width: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--type-body);
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 500;
  color: var(--color-dark);
  margin: 0;
  letter-spacing: -0.01em;
}
.display {
  font-size: var(--type-display);
  line-height: 1.05;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 500;
  color: var(--color-accent);
}
.lede {
  font-size: 1.25rem;
  line-height: 1.55;
  color: var(--color-ink);
  font-weight: 300;
  max-width: 56ch;
}
p { margin: 0 0 var(--space-2); }
strong { font-weight: 600; color: var(--color-dark); }

/* ============================================================
   LAYOUT WRAPPERS
   ============================================================ */
.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section { padding: var(--space-6) 0; }
.section--tight { padding: var(--space-5) 0; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--gutter);
  max-width: var(--max-width);
  margin: 0 auto;
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-dark);
}
.nav__brand img { width: 80px; height: 80px; }
.nav__name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  letter-spacing: 0.04em;
}
.nav__links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav__links a {
  position: relative;
  font-size: var(--type-small);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-muted);
  padding-bottom: 0.4rem;
  transition: color 180ms ease;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: #B1CBCB;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.nav__links a:hover,
.nav__links a.is-active { color: var(--color-dark); }
.nav__links a:hover::after,
.nav__links a.is-active::after { transform: scaleX(1); }

@media (max-width: 640px) {
  .nav__inner { flex-direction: column; gap: var(--space-2); padding: var(--space-2) var(--gutter); }
  .nav__links { gap: var(--space-3); }
}

/* ============================================================
   HOME — HERO BLOCK
   ============================================================ */
.home-hero {
  padding: var(--space-6) 0 var(--space-5);
  text-align: left;
}
.home-hero .eyebrow { margin-bottom: var(--space-2); display: block; }
.home-hero .display { margin: 0 0 var(--space-3); max-width: 22ch; }
.home-hero .lede { margin-top: var(--space-2); }

/* ============================================================
   TILE GRID — editorial, titles below the squares, no overlay
   ============================================================ */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4) var(--space-3);
  margin: var(--space-3) 0 var(--space-7);
}
.tile {
  display: block;
  color: var(--color-dark);
  text-decoration: none;
}
.tile__frame {
  display: block;
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--color-sage);
}
.tile__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.tile__content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: var(--space-2) 0 0;
  text-align: left;
}
.tile__brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.375rem;
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--color-dark);
}
.tile__tag {
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-accent);
}

/* Hover — gentle zoom, no darkening */
@media (hover: hover) {
  .tile:hover .tile__img { transform: scale(1.04); }
  .tile:hover .tile__brand { color: var(--color-accent); }
}

/* Tile placeholder badge */
.tile__soon {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  z-index: 3;
  background: var(--color-white);
  color: var(--color-dark);
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
}

@media (max-width: 900px) {
  .tile-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .tile-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   CASE STUDY PAGE
   ============================================================ */
.case-hero {
  padding: var(--space-6) 0 var(--space-4);
}
.case-hero__meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-3);
  max-width: 78ch;
}
.case-hero__meta span {
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  line-height: 1.55;
  color: var(--color-muted);
  display: grid;
  grid-template-columns: minmax(5rem, max-content) 1fr;
  gap: var(--space-2);
  align-items: baseline;
}
.case-hero__meta strong {
  letter-spacing: 0.22em;
  color: var(--color-accent);
  font-weight: 500;
}
@media (max-width: 540px) {
  .case-hero__meta span {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }
}
.case-hero__title {
  font-size: var(--type-display);
  line-height: 1.05;
  max-width: 22ch;
  margin-bottom: var(--space-3);
}
.case-hero__lede {
  font-size: 1.375rem;
  line-height: 1.45;
  font-weight: 300;
  font-family: 'Cormorant Garamond', serif;
  color: var(--color-accent);
  max-width: 50ch;
  font-style: italic;
}

.case-image {
  margin: var(--space-4) 0;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  overflow: hidden;
}
.case-image img,
.case-image video { width: 100%; display: block; }

/* Subtle Ken Burns-style motion on hero images */
.case-image--motion img {
  animation: kenburns 14s ease-in-out infinite alternate;
  transform-origin: center center;
}
@keyframes kenburns {
  0%   { transform: scale(1.0) translate(0, 0); }
  100% { transform: scale(1.06) translate(-0.5%, -1%); }
}

/* Caption under a case image */
.case-caption {
  font-size: var(--type-small);
  color: var(--color-muted);
  font-style: italic;
  margin: -0.75rem 0 var(--space-3);
  text-align: center;
}

/* Before/After badge row — sits above a paired image */
.ba-labels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: 0.6rem;
}
.ba-labels span {
  font-size: var(--type-micro);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-dark);
  padding: 0.35rem 0.6rem;
  background: transparent;
  align-self: start;
  justify-self: start;
}

.case-section {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-line);
}
.case-section:first-of-type { border-top: 0; }
.case-section__label {
  display: block;
  margin-bottom: var(--space-2);
}
.case-section h2 {
  font-size: var(--type-h1);
  margin-bottom: var(--space-2);
  max-width: 28ch;
}
.case-section p {
  max-width: 64ch;
  font-size: 1.0625rem;
  line-height: 1.7;
}
.case-section ul {
  list-style: none;
  padding: 0;
  margin: var(--space-2) 0 0;
  max-width: 64ch;
}
.case-section li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-3);
  align-items: baseline;
}
.case-section li:last-child { border-bottom: 0; }
.case-section li strong,
.case-results li strong {
  color: var(--color-dark);
  font-weight: 600;
}
/* Em-dash separator between the label and the description in
   every callout list — applied via CSS so the markup stays clean. */
.case-section li strong::after,
.case-results li strong::after {
  content: " —";
  color: var(--color-accent);
  font-weight: 500;
  margin-left: 0.1em;
}

.case-results {
  background: var(--color-sage);
  padding: var(--space-5) 0;
  margin-top: var(--space-5);
}
.case-results h2 { color: var(--color-dark); }
.case-results li { border-bottom-color: rgba(74, 90, 88, 0.2); }

.case-results__metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
  margin: var(--space-3) 0 var(--space-4);
}
.metric {
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-sage-deep);
}
.metric__number {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: var(--color-dark);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-1);
  font-weight: 500;
}
.metric__label {
  font-size: var(--type-small);
  color: var(--color-muted);
  line-height: 1.4;
}

.case-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-line);
  margin-top: var(--space-5);
}
.case-nav a {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--color-muted);
  transition: color 200ms ease;
}
.case-nav a:hover { color: var(--color-dark); }
.case-nav__direction {
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-accent);
}
.case-nav__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  color: var(--color-dark);
}
.case-nav a.is-next { text-align: right; }

/* ============================================================
   ABOUT
   ============================================================ */
.about-hero {
  padding: var(--space-6) 0 var(--space-3);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-6);
  padding-bottom: var(--space-6);
}
@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; gap: var(--space-4); }
}
.about-grid h2 { margin-bottom: var(--space-2); font-size: var(--type-h2); }
.about-grid p { max-width: 60ch; }
.about-brands {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  margin-top: var(--space-1);
}
.about-brands span {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: var(--type-small);
  color: var(--color-dark);
}
.about-brands__group {
  margin-top: var(--space-4);
}
.about-brands__group:first-of-type {
  margin-top: var(--space-2);
}
.about-brands__heading {
  display: block;
  font-size: var(--type-micro);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 500;
  color: var(--color-accent);
  margin: 0 0 0.5rem;
}
.about-portrait {
  display: block;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-sage-deep);
}

.beliefs {
  background: var(--color-sage);
  padding: var(--space-6) 0;
}
.beliefs__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-3);
}
.belief {
  padding: var(--space-3);
  background: var(--color-white);
  border: 1px solid var(--color-sage-deep);
}
.belief__title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  margin-bottom: var(--space-1);
  color: var(--color-dark);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  padding: var(--space-5) 0 var(--space-7);
}
@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-4); }
}
.contact-info p { font-size: 1.0625rem; }
.contact-info a { color: var(--color-dark); border-bottom: 1px solid var(--color-sage-deep); }
.contact-info a:hover { color: var(--color-accent); }

.contact-form { display: flex; flex-direction: column; gap: var(--space-2); }
.contact-form label {
  font-size: var(--type-small);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-muted);
}
.contact-form input,
.contact-form textarea {
  font: inherit;
  width: 100%;
  padding: var(--space-2);
  border: 1px solid var(--color-line);
  background: var(--color-white);
  color: var(--color-ink);
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.contact-form textarea { min-height: 160px; resize: vertical; }
.btn {
  display: inline-block;
  background: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border: 0;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: var(--type-small);
  transition: background 200ms ease;
  align-self: flex-start;
  cursor: pointer;
}
.btn:hover { background: var(--color-accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--color-line);
  padding: var(--space-4) 0;
  background: var(--color-cream);
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.footer p { margin: 0; font-size: var(--type-small); color: var(--color-muted); }
.footer__links {
  display: flex;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
  align-items: center;
}
.footer__links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #B1CBCB;
  color: var(--color-white);
  transition: background 200ms ease, transform 200ms ease;
}
.footer__links a:hover {
  background: var(--color-dark);
  transform: translateY(-1px);
}
.footer__links svg {
  width: 18px;
  height: 18px;
  fill: var(--color-white);
}

/* ============================================================
   UTIL
   ============================================================ */
.center { text-align: center; }
.muted { color: var(--color-muted); }
.divider {
  height: 1px;
  background: var(--color-line);
  margin: var(--space-4) 0;
  border: 0;
}