/* Sydney Vo Portfolio — Color system from portfolio (warm neutrals + raspberry accent) */
:root {
  /* Surfaces */
  --bg-base: #FAF8F5;
  --bg-raised: #F2EEE8;
  --bg-card: #EDE9E3;
  --bg-overlay: rgba(45, 42, 38, 0.6);

  /* Text */
  --text-primary: #2D2A26;
  --text-secondary: #5C5852;
  --text-muted: #8A8580;

  /* Accent — raspberry from Meredith CAD Lab */
  --accent: #B76E79;
  --accent-hover: #A35D68;
  --accent-soft: rgba(183, 110, 121, 0.12);
  --accent-soft-strong: rgba(183, 110, 121, 0.2);

  /* Secondary — warm terracotta/stone */
  --warm: #C4A77D;
  --warm-soft: rgba(196, 167, 125, 0.15);

  /* UI */
  --border: rgba(45, 42, 38, 0.08);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(45, 42, 38, 0.06);
  --shadow-hover: 0 12px 40px rgba(45, 42, 38, 0.1);

  /* Typography */
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;

  /* Motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.4s;
}

@media (prefers-reduced-motion: reduce) {
  :root { --duration: 0.01s; }
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent); text-decoration: none; transition: color var(--duration) var(--ease-out); }
a:hover { color: var(--accent-hover); }

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1.25rem;
  background: var(--text-primary);
  color: var(--bg-base);
  font-weight: 500;
  border-radius: var(--radius);
  transition: top var(--duration) var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1.5rem 1.5rem;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}
.logo:hover { color: var(--accent); }

.nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 2.5rem;
}

.nav a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--duration) var(--ease-out);
}
.nav a:hover { color: var(--accent); }
.nav a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--duration) var(--ease-out);
}
.nav a:hover:after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--duration) var(--ease-out), opacity var(--duration) var(--ease-out);
}

@media (max-width: 768px) {
  .site-header { padding: 1.25rem 1.5rem; }
  .nav { display: none; }
  .nav.is-open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: var(--bg-raised); padding: 1.5rem; border-bottom: 1px solid var(--border); box-shadow: var(--shadow); }
  .nav.is-open ul { flex-direction: column; gap: 1rem; }
  .nav-toggle { display: flex; }

  .hero { padding: 7rem 1.5rem 4rem; min-height: 90vh; }
  .hero-title { font-size: clamp(2.75rem, 12vw, 3.5rem); line-height: 1.1; }
  .hero-tagline { font-size: 1.0625rem; margin-bottom: 2rem; }
}

/* Hero */
.hero {
  position: relative;
  min-height: 95vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 1.5rem 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 20%, var(--accent-soft) 0%, transparent 55%),
    radial-gradient(ellipse 70% 50% at 80% 80%, var(--warm-soft) 0%, transparent 50%),
    var(--bg-base);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 640px;
  animation: hero-in 1s var(--ease-out) both;
}

@keyframes hero-in {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 6rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0 0 1.5rem;
  color: var(--text-primary);
}

.hero-tagline {
  font-size: 1.1875rem;
  color: var(--text-secondary);
  margin: 0 0 2.5rem;
  font-weight: 400;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius);
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  border-radius: 1px;
  animation: scroll-pulse 2s var(--ease-out) infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Section common */
section {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

.section-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
}

/* About */
.about {
  background: var(--bg-raised);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-meta { padding: 1.75rem; }
}

.about-text h2 {
  margin-top: 0;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

.about-text p {
  margin: 0 0 1.5rem;
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.65;
}

.about-cta { margin-bottom: 0 !important; }

.link-accent {
  font-weight: 500;
  color: var(--accent);
}
.link-accent:hover { color: var(--accent-hover); }

.about-meta {
  padding: 1.5rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.about-meta dl { margin: 0; }

.about-meta dt {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 1rem 0 0.25rem;
}
.about-meta dt:first-child { margin-top: 0; }

.about-meta dd {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* Work / Projects */
.work {
  background: var(--bg-base);
}

.project-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
  margin-top: 1rem;
}

@media (max-width: 700px) {
  .project-list { grid-template-columns: 1fr; gap: 2rem; }
  .project-body { padding: 1.5rem; }
  .project-media { min-height: 200px; padding: 0.75rem; }
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: box-shadow var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
  cursor: pointer;
  min-width: 0;
  box-shadow: var(--shadow);
}

.project-card:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.project-card:focus:not(:focus-visible) {
  outline: none;
}

.project-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.project-media {
  background: var(--bg-raised);
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 240px;
}

.project-placeholder {
  width: 100%;
  height: 100%;
  background: var(--bg-raised);
}

/* Placeholder gradients — each project gets a subtle color story */
.project-placeholder[data-project="commercial"] {
  background: linear-gradient(135deg, var(--accent-soft) 0%, var(--warm-soft) 100%);
}
.project-placeholder[data-project="duplex"] {
  background: linear-gradient(135deg, var(--warm-soft) 0%, var(--accent-soft) 50%, #E8E4DF 100%);
}
.project-placeholder[data-project="sears"] {
  background: linear-gradient(160deg, #E8E4DF 0%, var(--accent-soft) 70%);
}
.project-placeholder[data-project="hotel"] {
  background: linear-gradient(135deg, var(--accent-soft-strong) 0%, var(--warm-soft) 100%);
}
.project-placeholder[data-project="zanzibar"] {
  background: linear-gradient(135deg, var(--warm-soft) 0%, var(--accent-soft) 100%);
}
.project-placeholder[data-project="cadlab"] {
  background: linear-gradient(135deg, var(--accent-soft) 0%, #E8E4DF 60%);
}

/* Replace placeholder with real image: put <img src="images/project-name.jpg" alt="..."> inside .project-media */
.project-media img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(45, 42, 38, 0.08);
  transition: transform 0.6s var(--ease-out);
}
.project-card:hover .project-media img {
  transform: scale(1.02);
}

.project-body {
  padding: 1.75rem;
  min-width: 0;
  overflow-wrap: break-word;
}

.project-meta {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.project-body h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  color: var(--text-primary);
  line-height: 1.2;
}

.project-body p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.project-tap {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: var(--accent);
  font-weight: 500;
}

/* Experience */
.experience {
  background: var(--bg-raised);
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.experience-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 1.5rem 1.75rem;
  transition: box-shadow var(--duration) var(--ease-out);
}

.experience-card:hover {
  box-shadow: var(--shadow);
}

.experience-card--secondary {
  background: var(--bg-base);
  border-color: var(--border);
}

.experience-header {
  margin-bottom: 1rem;
}

.experience-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  color: var(--text-primary);
}

.experience-company {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.experience-date {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.experience-duties {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.experience-duties li {
  margin-bottom: 0.35rem;
}

.experience-duties li:last-child {
  margin-bottom: 0;
}

/* Skills */
.skills {
  background: var(--bg-base);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 640px;
}

@media (max-width: 500px) {
  .skills-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  section { padding: 4rem 0; }
}

.skills-group h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--text-primary);
}

.skills-group ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.skills-group li {
  padding: 0.4rem 0;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--border);
}
.skills-group li:last-child { border-bottom: none; }

/* Contact */
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
}

.contact-item {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 0.5rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--duration) var(--ease-out), color var(--duration) var(--ease-out);
}
.contact-item:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Footer */
.site-footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ----- iOS 20–style bubble modal ----- */
.bubble-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s var(--ease-out), visibility 0.35s var(--ease-out);
}

.bubble-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.bubble-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(45, 42, 38, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.bubble {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.04),
    0 25px 60px rgba(45, 42, 38, 0.18);
  overflow: hidden;
  transform: scale(0.92);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bubble-overlay.is-open .bubble {
  transform: scale(1);
}

.bubble-content {
  padding: 1.5rem 1.5rem 1.75rem;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  min-height: 0;
  min-width: 0;
  -webkit-overflow-scrolling: touch;
}

.bubble-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 2;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-muted);
  background: rgba(45, 42, 38, 0.08);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out);
}

.bubble-close:hover {
  background: rgba(45, 42, 38, 0.12);
  color: var(--text-primary);
}

.bubble-meta {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.35rem;
}

.bubble-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--text-primary);
  padding-right: 3rem;
}

/* Slide area: sized so full image fits (no crop), scrolls if needed */
.bubble-slides {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg-raised);
  margin-bottom: 1.25rem;
  width: 100%;
  max-width: 100%;
  /* Reserve space for portrait PDF-style slides; image scales inside with contain */
  min-height: min(42vh, 280px);
  max-height: min(65vh, 520px);
}

.bubble-slides-track {
  display: flex;
  align-items: flex-start;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  gap: 0;
  width: 100%;
  min-width: 100%;
}

.bubble-slides-track::-webkit-scrollbar {
  height: 6px;
}

.bubble-slides-track::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

/* Each slide: full width of bubble; image fits inside without cropping */
.bubble-slides-track img {
  flex: 0 0 100%;
  width: 100%;
  min-width: 100%;
  max-width: 100%;
  height: auto;
  max-height: min(65vh, 520px);
  object-fit: contain;
  object-position: top center;
  background: var(--bg-raised);
  scroll-snap-align: start;
  box-sizing: border-box;
  display: block;
}

.bubble-slide-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--text-primary);
  background: rgba(250, 248, 245, 0.95);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
  z-index: 1;
}

.bubble-slide-btn:hover {
  background: var(--bg-card);
}

.bubble-slide-prev { left: 0.5rem; }
.bubble-slide-next { right: 0.5rem; }

/* Mobile: bubble uses more screen, touch-friendly */
@media (max-width: 640px) {
  .bubble-overlay {
    padding: 0.5rem;
    align-items: flex-end;
  }

  .bubble {
    max-height: 94vh;
    border-radius: 24px 24px 0 0;
  }

  .bubble-content {
    padding: 1.25rem 1.25rem 1.5rem;
    padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
  }

  .bubble-close {
    top: 0.5rem;
    right: 0.5rem;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
  }

  .bubble-title {
    font-size: 1.35rem;
    padding-right: 2.5rem;
  }

  .bubble-slides {
    min-height: min(38vh, 240px);
    max-height: min(58vh, 420px);
  }

  .bubble-slides-track img {
    max-height: min(58vh, 420px);
  }

  .bubble-slide-btn {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    font-size: 1.25rem;
  }

  .bubble-slide-prev { left: 0.35rem; }
  .bubble-slide-next { right: 0.35rem; }

  .bubble-description {
    font-size: 0.9375rem;
  }
}

.bubble-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem 0;
}

.bubble-dots button {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: background var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.bubble-dots button.is-active {
  background: var(--accent);
  transform: scale(1.2);
}

.bubble-description {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  overflow-wrap: break-word;
  word-wrap: break-word;
  max-width: 100%;
}

.bubble-description p {
  margin: 0 0 0.75rem;
}

.bubble-description p:last-child {
  margin-bottom: 0;
}