/* ========================================
   Ruby Qian Portfolio — Style System
   Clean, Minimal, Cool & Sleek
   ======================================== */

/* Google Fonts: Manrope (headings) + DM Sans (body) */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300;1,9..40,400&display=swap');

/* ── CSS Variables ── */
:root {
  /* Powder Blue palette — soft, airy, pastel */
  --color-bg: #f2f4f6;              /* cool light gray page background */
  --color-bg-hero: #ffffff;          /* white hero card */
  --color-bg-section: #f2f4f6;      /* same as page bg */
  --color-bg-card: #ffffff;
  --color-bg-dark: #444444;          /* charcoal for CTA */
  --color-bg-dark-hover: #555555;
  --color-bg-footer: #1a1a1a;       /* near-black footer */

  --color-text: #1a1a1a;             /* near-black text */
  --color-text-secondary: #555555;   /* medium gray */
  --color-text-muted: #444444;       /* dark gray for subtexts */
  --color-text-on-dark: #ffffff;
  --color-text-on-dark-muted: #aaaaaa;

  --color-accent: #5a9ec9;           /* powder blue */
  --color-accent-hover: #4a8db8;
  --color-accent-light: #e1f0fa;     /* very light pastel blue */
  --color-border: #dce6ee;           /* cool blue-tinted border */

  --font-heading: 'Manrope', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Manrope', 'Helvetica Neue', Arial, sans-serif;

  --page-padding: 100px;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s ease;
}

/* ── Page Transition ── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Smooth exit when navigating to another page */
body {
  transition: opacity 0.25s ease, transform 0.25s ease;
}

body.page-exit {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
}

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

/* Remove tap highlight on mobile */
* {
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

/* Page content fade-in (skip nav and fixed sidebar) */
body > *:not(.nav):not(.case-study-sidebar) {
  animation: fadeInUp 0.5s ease-out both;
}

body > *:nth-child(2) { animation-delay: 0.05s; }
body > *:nth-child(3) { animation-delay: 0.12s; }
body > *:nth-child(4) { animation-delay: 0.18s; }
body > *:nth-child(5) { animation-delay: 0.24s; }

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

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

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

/* ── Layout Utilities ── */
.container {
  padding: 0 var(--page-padding);
}

.section {
  padding: 80px 0;
}

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

.nav__logo-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
  flex-shrink: 0;
  aspect-ratio: 1;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav__link {
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
  position: relative;
  padding: 4px 0;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-text);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-text);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-text);
}

.nav__toggle svg {
  width: 22px;
  height: 22px;
}

/* ── Hero Section ── */
.hero {
  padding: 0;
  background: var(--color-bg-hero);
  border-radius: 0 0 60px 60px;
}

.hero .container {
  padding: 130px var(--page-padding) 39px;
}

.hero__photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 48px;
  border: 2px solid var(--color-border);
}

.hero__photo-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--color-bg-section);
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  border: 1px solid var(--color-border);
}

.hero__heading {
  font-size: clamp(32px, 4.5vw, 55px);
  line-height: 1.2;
  color: var(--color-text);
  font-weight: 400;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.hero__arrow {
  display: inline-block;
  margin-top: 40px;
  padding-bottom: 40px;
  font-size: 18px;
  font-family: var(--font-heading);
  color: var(--color-text-muted);
  font-weight: 400;
  cursor: pointer;
}

.hero__arrow:hover {
  color: var(--color-text);
}

.projects-section {
  scroll-margin-top: 64px;
}

/* ── Section Headings ── */
.section-heading {
  font-size: clamp(28px, 3vw, 40px);
  margin-bottom: 12px;
  font-weight: 500;
}

.section-subheading {
  color: var(--color-text-secondary);
  font-size: 15px;
  max-width: 560px;
  font-weight: 300;
}

/* ── Interactive feedback ── */
.nav__link:active,
.footer__link:active,
.footer__social:active {
  opacity: 0.6;
  transition: opacity 0.1s ease;
}

.project-card:active,
.other-projects__card:active {
  transform: scale(0.98);
  transition: transform 0.1s ease;
}

.btn:active {
  transform: scale(0.96);
  transition: transform 0.1s ease;
}

/* ── Project Cards ── */
.projects-section {
  background: var(--color-bg-section);
  border-radius: 0;
  padding: 100px 0 47px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--color-border);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.project-card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--color-bg-section);
}

.project-card__image-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #f8f0f0 0%, #f0e8e8 50%, #f5eded 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 14px;
  letter-spacing: 0.05em;
}

.project-card--placeholder {
  cursor: default;
}

.project-card__link--muted {
  color: var(--color-text-muted);
}

.project-card__body {
  padding: 28px 32px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-card__link {
  margin-top: auto;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: clamp(22px, 2.5vw, 30px);
  font-weight: 500;
  margin-bottom: 10px;
  line-height: 1.35;
  color: var(--color-text);
}

.project-card__desc {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.65;
  margin-bottom: 20px;
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.project-card__link:hover {
  color: var(--color-accent);
}

.project-card__link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition);
}

.project-card__link:hover svg {
  transform: translateX(3px);
}

/* ── CTA / Connect Section ── */
.cta-section {
  background: #ffffff;
  padding: 100px var(--page-padding);
  position: relative;
  overflow: hidden;
}

/* Decorative gem facets */
.cta-gem {
  position: absolute;
  right: 12%;
  top: 50%;
  transform: translateY(-50%) rotate(15deg);
  width: 220px;
  height: 280px;
  background: linear-gradient(145deg, rgba(220, 40, 40, 0.45) 0%, rgba(230, 60, 60, 0.28) 100%);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  pointer-events: none;
}

.cta-gem--2 {
  right: 8%;
  top: 55%;
  transform: translateY(-50%) rotate(-10deg);
  width: 140px;
  height: 180px;
  background: linear-gradient(145deg, rgba(30, 170, 80, 0.32) 0%, rgba(70, 210, 130, 0.18) 100%);
}

.cta {
  position: relative;
  z-index: 2;
  max-width: 520px;
}

.cta__heading {
  font-size: clamp(28px, 3.5vw, 40px);
  color: var(--color-text);
  margin-bottom: 12px;
  font-weight: 500;
}

.cta__text {
  color: var(--color-text-secondary);
  font-size: 16px;
  max-width: 480px;
  margin-bottom: 32px;
  font-weight: 300;
  line-height: 1.6;
}

.cta__buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn--cta {
  background: var(--color-text);
  color: #ffffff;
}

.btn--cta:hover {
  background: #333333;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.btn--cta-alt {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--cta-alt:hover {
  border-color: var(--color-text);
  transform: translateY(-2px);
}

.btn--cta svg {
  flex-shrink: 0;
}

.btn--primary {
  background: var(--color-text);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-bg-dark-hover);
  transform: translateY(-1px);
}

/* ── Footer ── */
.footer {
  background: var(--color-bg-footer);
  padding: 48px 0 40px;
  margin-top: 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.footer__left {
  display: flex;
  align-items: center;
  gap: 40px;
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 16px;
  color: var(--color-text-on-dark);
}

.footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer__link {
  font-size: 13px;
  color: var(--color-text-on-dark-muted);
  letter-spacing: 0.03em;
}

.footer__link:hover {
  color: var(--color-text-on-dark);
}

.footer__socials {
  display: flex;
  gap: 16px;
}

.footer__social {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-on-dark-muted);
  transition: all var(--transition);
}

.footer__social:hover {
  border-color: #ffffff;
  color: #ffffff;
}

.footer__social svg {
  width: 16px;
  height: 16px;
}

.footer__divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
}

.footer__copyright {
  text-align: center;
  font-size: 12px;
  color: var(--color-text-on-dark-muted);
  letter-spacing: 0.03em;
}

/* ── About Page ── */
.about-content {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  padding: 80px 24px 80px;
  max-width: 860px;
  margin: 0 auto;
}

.about__left {
  display: flex;
  flex-direction: column;
  overflow: visible;
}

.about__photo {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 3 / 4;
}

.about__photo-placeholder {
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 3 / 4;
  background: var(--color-bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 14px;
  border: 1px solid var(--color-border);
}

.about__heading {
  font-size: clamp(32px, 3.5vw, 44px);
  color: var(--color-text);
  margin-bottom: 28px;
}

.about__text p {
  margin-bottom: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.about__text a {
  font-weight: 700;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.about__text a:hover {
  border-bottom-color: currentColor;
}

/* Pastel link colors */
.about__link--purple {
  color: #7c5cbf;
}

.about__link--blue {
  color: #3a7bd5;
}

.about__link--pink {
  color: #e07aab;
}

/* Contact below photo */
.about__contact {
  margin-top: 24px;
  padding-bottom: 8px;
  border-top: none;
  overflow: visible;
}

.about__contact .contact-icon {
  color: var(--color-text-secondary);
  border-color: #c5ced6;
  font-weight: 400;
}

.about__contact .contact-icon:hover {
  color: var(--color-text);
  border-color: var(--color-text);
}

.about__contact-heading {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 16px;
}

/* Contact / Get in Touch */
.contact-section {
  padding: 40px 0 80px;
}

.contact-section__heading {
  font-size: 28px;
  margin-bottom: 20px;
}

.contact-section__icons {
  display: flex;
  gap: 16px;
  padding-bottom: 8px;
  overflow: visible;
}

.contact-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition);
}

.contact-icon:hover {
  border-color: var(--color-text);
  color: var(--color-text);
}

.contact-icon svg {
  width: 18px;
  height: 18px;
}

/* ── Fun Page ── */
.fun-header {
  padding: 80px 0 20px;
}

.fun-header__title {
  font-size: clamp(32px, 4vw, 48px);
  color: var(--color-text);
}

.fun-header__subtitle {
  color: var(--color-text-secondary);
  font-size: 15px;
  margin-top: 8px;
}

.fun-section {
  padding: 40px 0;
}

.fun-section__title {
  font-size: 28px;
  color: var(--color-text);
  margin-bottom: 6px;
}

.fun-section__desc {
  color: var(--color-text-secondary);
  font-size: 14px;
  margin-bottom: 16px;
}

.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  background: transparent;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition);
  height: 240px;
  cursor: pointer;
  position: relative;
}

.gallery-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
}

.gallery-item img {
  height: 100%;
  width: auto;
  display: block;
}

.gallery-item--sm {
  height: 140px;
}

.gallery-item--framed {
  background: #ffffff;
  border-radius: var(--radius);
}

/* Doodles: tall image left, 2 rows right */
.gallery-grid--doodles {
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.gallery-grid--doodles .gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  height: auto;
  background: transparent;
  border: none;
  flex-shrink: 0;
}

.gallery-grid--doodles .gallery-item img {
  display: block;
  width: 100%;
  height: auto;
}

/* Left: tall portrait */
.doodle-d {
  width: 260px;
}

/* Right: 2 rows */
.doodle-right {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.doodle-right__row {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.doodle-right__row .gallery-item {
  width: 220px;
  flex-shrink: 0;
}

.doodle-right__row .gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.doodle-right__row .doodle-e {
  width: 390px;
}

.doodle-right__row:last-child .gallery-item {
  width: 230px;
}

.gallery-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 10px;
  font-size: 12px;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.55);
  letter-spacing: 0.02em;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-break {
  flex-basis: 100%;
  height: 0;
}

/* Animations grid */
.gallery-grid--animations {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.animation-row {
  display: flex;
  gap: 20px;
  justify-content: flex-start;
  align-items: center;
}

.gallery-item--animation {
  height: auto;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
}

.gallery-item--animation video {
  display: block;
  height: 330px;
  width: auto;
}

.animation-row--2 .gallery-item--animation video {
  height: 300px;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
}

.lightbox--open {
  display: flex;
}

.lightbox__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.lightbox img {
  max-width: 60vw;
  max-height: 70vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox img.lightbox-img--png {
  background: rgba(255, 255, 255, 0.95);
  padding: 32px;
  border-radius: 12px;
}

.lightbox__caption {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  letter-spacing: 0.03em;
}

.lightbox__arrow {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  width: 48px;
  height: 48px;
  padding: 12px;
  z-index: 1001;
  transition: all 0.2s ease;
}

.lightbox__arrow--left {
  left: 40px;
}

.lightbox__arrow--right {
  right: 40px;
}

.lightbox__arrow:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.lightbox__arrow svg {
  width: 100%;
  height: 100%;
}

.gallery-item__placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: var(--color-bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 13px;
  text-align: center;
  padding: 16px;
}

/* ── Case Study Page ── */
.case-study-page {
  background-color: #ffffff;
}

.case-study-page .nav {
  border-bottom: 1px solid var(--color-border);
}

/* Yammii orange color scheme */
.case-study-page--yammii .case-study-meta__item {
  border-color: #e8cbb0;
}

.case-study-page--yammii .case-study-nav {
  border-left-color: #f0cdb0;
}

.case-study-page--yammii .case-study-nav__link:hover,
.case-study-page--yammii .case-study-nav__link--active {
  color: #d4804a;
}

.case-study-page--yammii .case-study-body .stage-label {
  color: #d4804a;
}

.case-study-page--yammii .case-study-note {
  background: #fdf6f0;
  border-left-color: #d4804a;
}

.case-study-page--yammii .case-study-image {
  border-color: #e8cbb0;
}

.case-study-page--yammii .case-study-reflection {
  background: #fdf6f0;
  border-color: #e8cbb0;
}

.case-study-page--yammii .case-study-feature {
  background: #fdf6f0;
  border-color: #e8cbb0;
}

/* Hemi blue color scheme */
.hemi-page .case-study-meta__item {
  border-color: #b8d0e8;
}

.hemi-page .case-study-nav {
  border-left-color: #b8d0e8;
}

.hemi-page .case-study-nav__link:hover,
.hemi-page .case-study-nav__link--active {
  color: #4a7faa;
}

.hemi-page .case-study-body .stage-label {
  color: #4a7faa;
}

.case-study-demo-note {
  font-size: 13px;
  font-style: italic;
  color: var(--color-text-muted);
  margin-bottom: 0;
  margin-top: 4px;
}

.case-study-feature-title {
  font-size: 20px;
  font-weight: 500;
  margin-top: 48px;
  margin-bottom: 12px;
}

.case-study-process-row {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.case-study-process-row__text {
  flex: 1;
  min-width: 0;
}

.case-study-process-row__text p:last-child {
  margin-bottom: 0;
}

.case-study-process-row__image {
  width: 300px;
  flex-shrink: 0;
  height: auto;
  border-radius: 10px;
}

.case-study-feature-row {
  display: flex;
  gap: 32px;
  align-items: stretch;
  margin-top: 0;
}

.case-study-feature-row__text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.case-study-feature-row__text .case-study-feature-title {
  margin-top: 0;
}

.case-study-feature-row__text p {
  margin-bottom: 0;
}

.case-study-feature-row__image {
  width: 380px;
  flex-shrink: 0;
  border-radius: 10px;
  border: 1px solid #b8d0e8;
  object-fit: contain;
  height: auto;
}

.hemi-page .case-study-feature-title {
  color: #1a1a1a;
}

.hemi-page .case-study-feature-title::before {
  content: '✦ ';
  color: #4a7faa;
}

.case-study-page--gmaps .case-study-feature-title {
  color: #3d7cc9;
}


.hemi-page .case-study-image {
  border-color: #b8d0e8;
}

.hemi-page .case-study-image-placeholder {
  background: #eef4fa;
  border-color: #b8d0e8;
  color: #7aa5c4;
}

.hemi-page .case-study-note {
  background: #eef4fa;
  border-left-color: #4a7faa;
}

.hemi-page .case-study-reflection {
  background: #eef4fa;
  border-color: #b8d0e8;
}

.hemi-page .case-study-reflection h3 {
  color: var(--color-text);
}

.hemi-page .case-study-sky-figure figcaption {
  color: var(--color-text-muted);
}

/* Google Maps color scheme — muted blue-gray */
.case-study-page--gmaps .case-study-meta__item {
  border-color: #c2cdd8;
}

.case-study-page--gmaps .case-study-nav {
  border-left-color: #c2cdd8;
}

.case-study-page--gmaps .case-study-nav__link:hover,
.case-study-page--gmaps .case-study-nav__link--active {
  color: #3d7cc9;
}

.case-study-page--gmaps .case-study-body .stage-label {
  color: #3d7cc9;
}

.case-study-page--gmaps .case-study-image {
  border-color: #c2cdd8;
}

.case-study-page--gmaps .case-study-image-placeholder {
  background: #edf1f5;
  border-color: #c2cdd8;
  color: #7a8fa3;
}

.case-study-page--gmaps .case-study-note {
  background: #edf1f5;
  border-left-color: #3d7cc9;
}

.case-study-page--gmaps .case-study-reflection {
  background: #edf1f5;
  border-color: #c2cdd8;
}

.case-study-page--gmaps .case-study-reflection h3 {
  color: var(--color-text);
}

/* Intro row: text + planner image side by side */
.case-study-intro-row {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.case-study-intro-text {
  flex: 1;
  min-width: 0;
}

.case-study-intro-text p {
  margin-bottom: 0;
}

.case-study-intro-img {
  width: 240px;
  flex-shrink: 0;
  border-radius: 10px;
  border: 1px solid #b8d0e8;
  height: auto;
}

.case-study-hero {
  padding: 100px 0 24px;
  max-width: 800px;
  margin: 0 auto;
}

.case-study-hero__label {
  display: inline-block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.case-study-hero__title {
  font-size: clamp(32px, 4.5vw, 55px);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.case-study-hero__subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 680px;
}

.case-study-meta-group {
  max-width: 800px;
  margin: 20px auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.case-study-meta {
  display: flex;
  gap: 10px;
  padding: 0;
  border: none;
  margin: 0;
  max-width: none;
}

.case-study-meta__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  padding: 20px;
  flex: 1;
}

.case-study-meta__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.case-study-meta__value {
  font-size: 15px;
  color: var(--color-text);
  font-weight: 400;
}

.case-study-thumbnail {
  margin-top: 0;
  margin-bottom: 0;
  width: 100%;
  max-height: 520px;
  border-radius: 10px;
  object-fit: cover;
}

/* Case study layout with sidebar */
.case-study-layout {
  max-width: 800px;
  margin: 0 auto;
}

.case-study-sidebar {
  position: fixed;
  top: 164px;
  left: calc((100vw - 800px) / 2 - 240px);
  width: 160px;
  z-index: 50;
}

.case-study-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-left: 2px solid var(--color-border);
  padding-left: 16px;
}

.case-study-nav__link {
  font-size: 13px;
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
  line-height: 1.4;
  transition: color var(--transition);
}

.case-study-nav__link:hover,
.case-study-nav__link--active {
  color: var(--color-text);
}

.case-study-body {
  max-width: 800px;
  flex: 1;
  min-width: 0;
  padding-bottom: 100px;
}

/* Project scope table — large, tight to heading */
.case-study-image.case-study-image--scope {
  border: none;
  border-radius: 0;
  background: none;
  box-shadow: none;
  outline: none;
  display: block;
  width: calc(100% + 160px);
  max-width: calc(100% + 160px);
  margin: 4px auto 4px -80px;
}

/* Key findings table — crop vertical whitespace */
.case-study-image.case-study-image--findings {
  border: none;
  border-radius: 0;
  background: none;
  box-shadow: none;
  outline: none;
  display: block;
  width: 100%;
  height: auto;
  margin: -30px 0 -16px 0;
  position: relative;
  z-index: 0;
}

.case-study-body h2 {
  font-size: 28px;
  margin-top: 100px;
  margin-bottom: 20px;
  color: var(--color-text);
}


.case-study-body h2:first-child {
  margin-top: 40px;
}

.case-study-body h3 {
  font-size: 20px;
  margin-top: 40px;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.case-study-body p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
}

.case-study-body strong {
  font-weight: 500;
  color: var(--color-text);
}

.case-study-body ul, .case-study-body ol {
  margin: 16px 0 28px 24px;
  color: var(--color-text-secondary);
  font-size: 18px;
  line-height: 1.6;
}

.case-study-body li {
  margin-bottom: 10px;
}

.case-study-note {
  background: #f5f5f5;
  border-left: 3px solid var(--color-text-secondary);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 4px 0 40px;
  font-size: 16px;
  color: var(--color-text-secondary);
  font-style: italic;
  line-height: 1.6;
}

.case-study-image {
  width: 100%;
  border-radius: 10px;
  margin: 24px 0;
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
}

.case-study-video {
  width: 100%;
  border-radius: 10px;
  margin: 24px 0;
  border: 1px solid var(--color-border);
}

.case-study-outcome {
  display: grid;
  grid-template-columns: 4.3fr 5.7fr;
  gap: 16px;
  margin: 24px 0;
  align-items: start;
}

.case-study-outcome__video {
  width: 100%;
  border-radius: 54px;
  border: 1px solid var(--color-border);
  align-self: center;
}

.case-study-outcome__images {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.case-study-outcome__images img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--color-border);
}

/* Outcome flow rows (Google Maps) */
.case-study-flow-row {
  display: flex;
  gap: 32px;
  align-items: center;
  margin: 40px 0;
}

.case-study-flow-row__text {
  flex: 1;
  min-width: 0;
}

.case-study-flow-row__text h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 12px;
}

.case-study-body .case-study-flow-row .case-study-flow-row__text p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.case-study-flow-row__text ul {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin: 0;
  padding-left: 20px;
}

.case-study-flow-row__text li {
  margin-bottom: 6px;
}

.case-study-flow-row__video {
  width: 240px;
  flex-shrink: 0;
  border-radius: 36px;
  border: 1px solid #c2cdd8;
}

.case-study-image-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  margin: 24px 0;
  background: #f5f5f5;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 13px;
  letter-spacing: 0.03em;
  border: 1px solid var(--color-border);
}

/* Case study tables */
.case-study-table-wrap {
  margin: 24px 0;
}

.case-study-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid #1a1a1a;
  border-radius: 10px;
  overflow: hidden;
  font-size: 15px;
  line-height: 1.6;
}

.case-study-table th {
  background: #dce8f5;
  color: var(--color-text);
  font-weight: 600;
  text-align: left;
  padding: 14px 18px;
  border-bottom: 1px solid #1a1a1a;
  font-size: 14px;
}

.case-study-table td {
  padding: 16px 18px;
  color: var(--color-text-secondary);
  border-bottom: 1px solid #1a1a1a;
  vertical-align: top;
}

.case-study-table tr:last-child td {
  border-bottom: none;
}

.case-study-table td + td,
.case-study-table th + th {
  border-left: 1px solid #1a1a1a;
}

.case-study-table td strong {
  color: var(--color-text);
}

.case-study-body .stage-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  margin-top: 100px;
}

.case-study-body .stage-label + h2 {
  margin-top: 4px;
}

/* Hemi & Google Maps stage label color overrides (must come after base rule) */
.hemi-page .case-study-body .stage-label {
  color: #4a7faa;
}

.case-study-page--gmaps .case-study-body .stage-label {
  color: #3d7cc9;
}

/* Scroll offset so anchored headings aren't hidden behind nav */
.case-study-body [id] {
  scroll-margin-top: 100px;
}

/* Key features cards */
.case-study-features {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  margin: 16px 0 28px;
}

.case-study-feature {
  background: #f5f5f5;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px;
}

.case-study-feature strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.case-study-feature p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* Reflection grid */
.case-study-reflections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.case-study-reflection {
  background: #f5f5f5;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 24px;
}

.case-study-reflection h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 10px;
}

.case-study-reflection p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

.case-study-reflection--wide {
  grid-column: 1 / -1;
}

/* Sky Garden image pair */
.case-study-sky-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
}

.case-study-sky-figure {
  margin: 0;
}

.case-study-sky-figure .case-study-image {
  margin: 0;
}

.case-study-sky-figure figcaption {
  font-size: 13px;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* Other projects link */
.other-projects {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.other-projects__heading {
  font-size: 20px;
  color: var(--color-text);
}

.other-projects__text {
  margin-top: 8px;
  font-size: 15px;
  color: var(--color-text-secondary);
}

.other-projects__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.other-projects__link:hover {
  color: var(--color-text);
}

.other-projects__link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition);
}

.other-projects__link:hover svg {
  transform: translateX(3px);
}

.other-projects__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 20px;
}

.other-projects__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.other-projects__card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.other-projects__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.other-projects__image-placeholder {
  background: linear-gradient(135deg, #f8f0f0 0%, #f0e8e8 50%, #f5eded 100%);
}

.other-projects__body {
  padding: 16px 18px 18px;
}

.other-projects__title {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}

.other-projects__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

/* ── Page Header (for Projects, Fun pages) ── */
.page-header {
  padding: 80px 0 20px;
}

.page-header__title {
  font-size: clamp(32px, 4vw, 48px);
  color: var(--color-text);
  margin-bottom: 12px;
}

.page-header__subtitle {
  color: var(--color-text-secondary);
  font-size: 15px;
  max-width: 560px;
  line-height: 1.7;
}

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  transition-delay: var(--reveal-delay, 0s);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  body > *:not(.nav):not(.case-study-sidebar) {
    animation: none;
  }
}

/* ── Responsive ── */
@media (max-width: 1280px) {
  .case-study-sidebar {
    display: none;
  }
}

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

@media (max-width: 768px) {
  :root {
    --page-padding: 24px;
  }

  .container {
    padding: 0 var(--page-padding);
  }

  /* Nav mobile */
  .nav__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg-hero);
    border-bottom: 1px solid var(--color-border);
    padding: 24px;
    gap: 20px;
  }

  .nav__links--open {
    display: flex;
  }

  .nav__toggle {
    display: block;
  }

  /* Hero */
  .hero {
    border-radius: 0 0 32px 32px;
  }

  .hero .container {
    padding: 60px var(--page-padding) 24px;
  }

  .hero__photo, .hero__photo-placeholder {
    width: 90px;
    height: 90px;
    margin-bottom: 32px;
  }

  /* Projects grid */
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* CTA */
  .cta-section {
    padding: 80px var(--page-padding);
  }

  .cta-gem, .cta-gem--2 {
    display: none;
  }

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

  /* About */
  .about-content {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-top: 48px;
    padding-bottom: 40px;
  }

  .about__photo, .about__photo-placeholder {
    max-width: 200px;
    aspect-ratio: 1;
  }

  /* Gallery — logos */
  .gallery-grid {
    gap: 12px;
  }

  .gallery-item {
    height: 180px;
  }

  .gallery-item--sm {
    height: 100px;
  }

  /* Gallery — doodles: stack vertically */
  .gallery-grid--doodles {
    flex-direction: column;
  }

  .doodle-d {
    width: 100%;
  }

  .doodle-right__row {
    flex-wrap: wrap;
  }

  .doodle-right__row .gallery-item,
  .doodle-right__row:last-child .gallery-item {
    width: calc(50% - 12px);
    flex-shrink: 1;
  }

  .doodle-right__row .doodle-e {
    width: 100%;
  }

  /* Gallery — animations */
  .animation-row {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .gallery-item--animation {
    height: auto;
    flex-shrink: 1;
    flex: 1 1 calc(33% - 8px);
    min-width: 0;
  }

  .gallery-item--animation video {
    height: auto;
    width: 100%;
  }

  /* Lightbox */
  .lightbox img {
    max-width: 90vw;
    max-height: 60vh;
  }

  .lightbox__arrow {
    width: 36px;
    height: 36px;
    padding: 8px;
  }

  .lightbox__arrow--left {
    left: 12px;
  }

  .lightbox__arrow--right {
    right: 12px;
  }

  /* Footer */
  .footer__inner {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer__left {
    flex-direction: column;
    gap: 16px;
  }

  /* Case study */
  .case-study-meta {
    flex-direction: column;
    gap: 10px;
  }

  .case-study-meta-group {
    margin: 24px auto;
  }

  .case-study-hero {
    padding: 48px 0 32px;
  }

  .case-study-body p,
  .case-study-body ul,
  .case-study-body ol {
    font-size: 16px;
  }

  .case-study-body h2 {
    font-size: 24px;
    margin-top: 60px;
  }

  .case-study-body .stage-label {
    margin-top: 60px;
  }

  .case-study-features {
    grid-template-columns: 1fr;
  }

  .case-study-reflections {
    grid-template-columns: 1fr;
  }

  .case-study-outcome {
    grid-template-columns: 1fr;
  }

  .case-study-outcome__video {
    max-width: 280px;
    margin: 0 auto;
  }

  .case-study-sky-pair {
    grid-template-columns: 1fr;
  }

  .case-study-intro-row {
    flex-direction: column;
  }

  .case-study-intro-img {
    width: 100%;
    max-width: 300px;
  }

  .case-study-image.case-study-image--scope {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
  }

  /* Case study — tables */
  .case-study-table {
    font-size: 13px;
    table-layout: fixed;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .case-study-table th,
  .case-study-table td {
    padding: 10px 12px;
    font-size: 12px;
  }

  .case-study-table-wrap {
    overflow-x: hidden;
  }

  /* Case study — flow rows (Google Maps) */
  .case-study-flow-row {
    flex-direction: column;
    gap: 20px;
  }

  .case-study-flow-row__text {
    order: 1;
  }

  .case-study-flow-row__video {
    order: 2;
    width: 200px;
    margin: 0 auto;
  }

  /* Case study — process rows */
  .case-study-process-row {
    flex-direction: column;
  }

  .case-study-process-row__image {
    width: 100%;
    max-width: 300px;
  }

  /* Case study — feature rows (Hemi) */
  .case-study-feature-row {
    flex-direction: column;
  }

  .case-study-feature-row__image {
    width: 100%;
    max-width: 100%;
  }

  /* Other projects */
  .other-projects__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .gallery-item {
    height: 150px;
  }

  .gallery-item--animation {
    height: auto;
    flex: 1 1 calc(50% - 6px);
  }

  .gallery-item--animation video {
    height: auto;
    width: 100%;
  }

  .doodle-right__row .gallery-item,
  .doodle-right__row:last-child .gallery-item {
    width: 100%;
  }

  .case-study-flow-row__video {
    width: 180px;
  }

  .project-card__body {
    padding: 20px;
  }

  .project-card__title {
    font-size: 20px;
  }
}

/* ----------------------------------------
   Video Player
   ---------------------------------------- */
.video-player {
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  max-width: 100%;
}

.video-player__video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 70vh;
  background: #fff;
  border: none;
  margin-top: -2px;
}


.video-player__controls {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: #1a1a1a;
}

.video-player__btn {
  background: none;
  border: none;
  color: #ccc;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color 0.2s;
}

.video-player__btn:hover {
  color: #fff;
}

.video-player__time {
  font-size: 12px;
  color: #999;
  font-family: var(--font-body);
  white-space: nowrap;
  min-width: 80px;
}

.video-player__progress {
  flex: 1;
  height: 20px;
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
  background: transparent;
}

.video-player__progress::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 4px;
  background: #444;
  border-radius: 2px;
}

.video-player__progress-filled {
  position: absolute;
  left: 0;
  height: 4px;
  background: #fff;
  border-radius: 2px;
  width: 0%;
  pointer-events: none;
}

.video-player__progress-filled::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
}

.video-player__volume {
  width: 70px;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: #444;
  border-radius: 2px;
  cursor: pointer;
  outline: none;
}

.video-player__volume::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
}