/* ==========================================================================
   D! Portfolio — Main Stylesheet
   Warm editorial. Print-publication energy.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Properties
   -------------------------------------------------------------------------- */
:root {
  --color-bg:           #F7F4F0;
  --color-bg-alt:       #EDEAE4;
  --color-bg-dark:      #1C1A18;
  --color-charcoal:     #1C1A18;
  --color-charcoal-mid: #4A4744;
  --color-charcoal-muted: #8A8784;
  --color-accent:       #C4793A;
  --color-accent-pale:  #F0E4D7;
  --color-border:       #D8D4CC;

  --font-serif:  'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans:   'DM Sans', system-ui, -apple-system, sans-serif;

  --max-width:   1200px;
  --gutter:      clamp(1.25rem, 4vw, 2.5rem);
  --section-gap: clamp(4rem, 8vw, 7rem);

  --transition: 240ms ease;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-charcoal);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

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

ul, ol { list-style: none; }

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* --------------------------------------------------------------------------
   Layout Utilities
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow {
  max-width: 760px;
}

.container--wide {
  max-width: 1400px;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
}

h1 { font-size: clamp(2.8rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.9rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }

p {
  max-width: 65ch;
  line-height: 1.75;
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
}

.lead {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-charcoal-mid);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* D! Logo Mark */
.site-logo {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-charcoal);
  transition: opacity var(--transition);
}

.site-logo:hover { opacity: 0.7; color: var(--color-charcoal); }

.site-logo__d {
  color: var(--color-charcoal);
}

.site-logo__exclaim {
  color: var(--color-accent);
  font-style: normal;
  font-weight: 700;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.site-nav a {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-charcoal-mid);
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a.current-page { color: var(--color-charcoal); }

.site-nav a.current-page {
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 1px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-charcoal);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: 2.5rem;
  margin-top: var(--section-gap);
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer__logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  font-style: italic;
  color: var(--color-charcoal);
}

.site-footer__logo .site-logo__exclaim {
  color: var(--color-accent);
  font-style: normal;
}

.site-footer__copy {
  font-size: 0.75rem;
  color: var(--color-charcoal-muted);
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   Home — Hero
   -------------------------------------------------------------------------- */
.hero {
  min-height: calc(85vh - 72px);
  display: flex;
  align-items: center;
  padding-block: clamp(4rem, 8vw, 7rem);
  border-bottom: 1px solid var(--color-border);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gutter);
  width: 100%;
}

.hero__kicker {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero__kicker::after {
  content: '';
  display: block;
  width: 48px;
  height: 1px;
  background-color: var(--color-accent);
}

.hero__mark {
  font-family: var(--font-serif);
  font-size: clamp(6rem, 18vw, 14rem);
  font-weight: 700;
  font-style: italic;
  line-height: 0.88;
  letter-spacing: -0.04em;
  color: var(--color-charcoal);
  margin-block: 0.5rem 1rem;
  user-select: none;
}

.hero__mark .exclaim {
  color: var(--color-accent);
  font-style: normal;
}

.hero__tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  font-style: italic;
  color: var(--color-charcoal-mid);
  max-width: 38ch;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color var(--transition), gap var(--transition);
}

.hero__cta::after {
  content: '→';
  transition: transform var(--transition);
}

.hero__cta:hover {
  color: var(--color-accent);
  gap: 1.25rem;
}

/* --------------------------------------------------------------------------
   Home — Selected Work Grid
   -------------------------------------------------------------------------- */
.selected-work {
  padding-block: var(--section-gap);
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 3rem;
  gap: 1rem;
}

.section-header__link {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
  transition: color var(--transition), border-color var(--transition);
}

.section-header__link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background-color: var(--color-border);
}

.work-grid--home .campaign-card:nth-child(1) { grid-row: span 1; }
.work-grid--home .campaign-card:nth-child(2) { grid-row: span 1; }
.work-grid--home .campaign-card:nth-child(3) { grid-row: span 1; }

/* --------------------------------------------------------------------------
   Campaign Card
   -------------------------------------------------------------------------- */
.campaign-card {
  background-color: var(--color-bg);
  overflow: hidden;
  position: relative;
}

.campaign-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background-color: var(--color-bg-alt);
}

.campaign-card--tall .campaign-card__image-wrap {
  aspect-ratio: 3 / 4;
}

.campaign-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.campaign-card:hover .campaign-card__image-wrap img {
  transform: scale(1.035);
}

.campaign-card__body {
  padding: 1.5rem 1.5rem 2rem;
  border-top: 1px solid var(--color-border);
}

.campaign-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

.campaign-card__category {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.campaign-card__year {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  color: var(--color-charcoal-muted);
}

.campaign-card__title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 0.4rem;
}

.campaign-card__client {
  font-size: 0.8125rem;
  color: var(--color-charcoal-muted);
  font-weight: 400;
}

.campaign-card__desc {
  font-size: 0.875rem;
  color: var(--color-charcoal-mid);
  margin-top: 0.75rem;
  line-height: 1.6;
  max-width: none;
}

.campaign-card__link-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   Work Page — Filter + Archive Grid
   -------------------------------------------------------------------------- */
.page-header {
  padding-block: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0;
}

.page-header__inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 2.5rem;
  flex-wrap: wrap;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--color-border);
}

.filter-btn {
  background: none;
  border: none;
  border-right: 1px solid var(--color-border);
  padding: 0.55rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition);
}

.filter-btn:last-child {
  border-right: none;
}

.filter-btn.is-active,
.filter-btn:hover {
  background-color: var(--color-charcoal);
  color: var(--color-bg);
}

.work-archive {
  padding-block: var(--section-gap);
}

.work-grid--archive {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  background-color: var(--color-border);
}

.campaign-card--hidden {
  display: none;
}

.no-results {
  grid-column: 1 / -1;
  background-color: var(--color-bg);
  padding: 5rem 2rem;
  text-align: center;
  display: none;
}

.no-results.is-visible { display: block; }

/* --------------------------------------------------------------------------
   Single Campaign
   -------------------------------------------------------------------------- */
.campaign-single {
  padding-block: var(--section-gap);
}

.campaign-single__hero {
  margin-bottom: var(--section-gap);
}

.campaign-single__featured-img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  background-color: var(--color-bg-alt);
}

.campaign-single__header {
  padding-block: 3rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 3rem;
}

.campaign-single__meta {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.campaign-single__meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.campaign-single__meta-label {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
}

.campaign-single__meta-value {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-charcoal);
}

.campaign-single__content {
  max-width: 680px;
}

.campaign-single__content p {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-charcoal-mid);
}

.campaign-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
  margin-bottom: 3rem;
  transition: color var(--transition), gap var(--transition);
}

.campaign-back::before { content: '←'; }
.campaign-back:hover { color: var(--color-accent); gap: 0.75rem; }

/* --------------------------------------------------------------------------
   About Page
   -------------------------------------------------------------------------- */
.page-about {
  padding-block: var(--section-gap);
}

.about-intro {
  margin-bottom: var(--section-gap);
  padding-bottom: var(--section-gap);
  border-bottom: 1px solid var(--color-border);
}

.about-intro .eyebrow {
  margin-bottom: 1.5rem;
}

.about-intro__statement {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
  max-width: 24ch;
  margin-bottom: 2rem;
}

.about-intro__statement .accent-word {
  color: var(--color-accent);
  font-style: normal;
}

.credentials-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.credential-item__label {
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
  margin-bottom: 0.4rem;
}

.credential-item__value {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.about-bio {
  max-width: 640px;
}

.about-bio p {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.9;
  color: var(--color-charcoal-mid);
  max-width: none;
  margin-bottom: 1.5rem;
}

.about-bio p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   Contact Page
   -------------------------------------------------------------------------- */
.page-contact {
  padding-block: var(--section-gap);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(3rem, 8vw, 7rem);
  align-items: start;
}

.contact-intro__heading {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.contact-intro__desc {
  font-size: 1rem;
  color: var(--color-charcoal-mid);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-intro__email {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent-pale);
  padding-bottom: 2px;
  transition: border-color var(--transition);
  width: fit-content;
}

.contact-intro__email:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-field label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-charcoal-muted);
}

.form-field input,
.form-field textarea {
  width: 100%;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
  color: var(--color-charcoal);
  font-size: 1rem;
  font-weight: 300;
  outline: none;
  transition: border-color var(--transition);
  resize: none;
}

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

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--color-charcoal-muted);
  font-weight: 300;
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 0.5rem;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-charcoal);
  color: var(--color-bg);
  border: none;
  padding: 1rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background-color var(--transition), gap var(--transition);
}

.btn-submit::after { content: '→'; font-weight: 300; }

.btn-submit:hover {
  background-color: var(--color-accent);
  gap: 1.25rem;
}

/* Form feedback messages */
.form-success,
.form-error {
  padding: 1rem 1.25rem;
  font-size: 0.875rem;
  border-left: 3px solid;
}

.form-success {
  background-color: #F0F7F0;
  border-color: #5A9A5A;
  color: #2D5A2D;
}

.form-error {
  background-color: #FBF0EE;
  border-color: var(--color-accent);
  color: var(--color-charcoal-mid);
}

/* --------------------------------------------------------------------------
   404 & No Posts
   -------------------------------------------------------------------------- */
.not-found-wrap {
  padding-block: var(--section-gap);
  text-align: center;
}

.not-found-wrap h1 {
  font-size: clamp(4rem, 12vw, 9rem);
  color: var(--color-bg-alt);
}

/* --------------------------------------------------------------------------
   Utility: Horizontal Rule / Divider
   -------------------------------------------------------------------------- */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin-block: var(--section-gap);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 4rem;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  font-size: 0.8125rem;
  font-weight: 400;
  border: 1px solid var(--color-border);
  color: var(--color-charcoal-mid);
  transition: background-color var(--transition), color var(--transition);
}

.pagination a:hover,
.pagination .current {
  background-color: var(--color-charcoal);
  color: var(--color-bg);
  border-color: var(--color-charcoal);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .work-grid,
  .work-grid--archive {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: fixed;
    inset: 72px 0 0 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    background-color: var(--color-bg);
    z-index: 99;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    font-size: 1rem;
    letter-spacing: 0.16em;
  }

  .nav-toggle {
    display: flex;
  }

  .work-grid,
  .work-grid--archive {
    grid-template-columns: 1fr;
  }

  .page-header__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .about-intro__statement {
    max-width: none;
  }

  .credentials-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .campaign-single__meta {
    gap: 1.5rem;
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media (max-width: 480px) {
  .hero__mark {
    font-size: clamp(5rem, 22vw, 9rem);
  }

  .credentials-list {
    grid-template-columns: 1fr;
  }
}