/* ========================================
   Clay Ludwig — Personal Site
   Minimal, editorial, scroll-driven
   ======================================== */

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

:root {
  --serif: 'Newsreader', 'Georgia', serif;
  --sans: 'Instrument Sans', -apple-system, sans-serif;
  --black: #111;
  --gray: #666;
  --light-gray: #aaa;
  --faint: #e8e8e8;
  --white: #fff;
}

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

body {
  font-family: var(--serif);
  background: var(--white);
  color: var(--black);
  overflow-x: hidden;

}

::selection {
  background: var(--black);
  color: var(--white);
}


/* ---- Hero Greeting ---- */

.hero-greeting {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--light-gray);
  margin-bottom: 2.5rem;
}

/* ---- Sections ---- */

.section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2.5rem;
}

.section-inner {
  max-width: 720px;
  width: 100%;
}

.hero .section-inner {
  max-width: 960px;
}

/* ---- Hero ---- */

.hero {
  min-height: 100vh;
  padding-top: 0;
  padding-bottom: 10rem;
  flex-direction: column;
}

/* ---- Scroll Hint Button ---- */

.scroll-hint-btn {
  position: absolute;
  bottom: 6rem;
  left: 50%;
  transform: translateX(-50%);
  background: none;
  border: 1px solid var(--faint);
  border-radius: 100px;
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--light-gray);
  padding: 0.65rem 1.2rem 0.65rem 1.55rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  opacity: var(--scroll-opacity, 1);
  transition: color 0.3s ease, border-color 0.3s ease, filter 0.5s ease;
}

.scroll-hint-btn.hidden-blur {
  opacity: 0 !important;
  filter: blur(10px);
}

.scroll-hint-btn:hover {
  color: var(--gray);
  border-color: var(--gray);
}


.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.2rem, 7vw, 5.5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--black);
}

.hero-title em {
  font-style: italic;
  font-weight: 400;
}

/* ---- Chapter Labels ---- */

.chapter-label {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--light-gray);
  margin-bottom: 1.5rem;
}

/* ---- Statements (big text) ---- */

.statement {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--black);
  margin-bottom: 1.5rem;
}

/* ---- Body Text ---- */

.body-text {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--gray);
  max-width: 540px;
  margin-top: 1rem;
}

/* ---- Project List ---- */

.project-list {
  margin: 2.5rem 0;
  display: flex;
  flex-direction: column;
}

.project {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--faint);
  transition: border-color 0.3s ease;
}

.project-list > a:first-child .project {
  margin-top: -1.25rem;
}

.project:hover {
  border-bottom-color: var(--gray);
}

a.project-link {
  text-decoration: none;
  color: inherit;
}

.project-arrow {
  margin-left: auto;
  color: var(--light-gray);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project:hover .project-arrow {
  opacity: 1;
}

.project-name {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 500;
  white-space: nowrap;
  min-width: 10rem;
}

.project-desc {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--gray);
}

/* ---- Photo Section ---- */

.photo-section {
  min-height: auto;
  padding: 6rem 2.5rem;
  flex-direction: column;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  width: 100%;
  margin: 0 auto;
}

.photo-placeholder {
  aspect-ratio: 3 / 4;
  background: var(--faint);
  position: relative;
  overflow: hidden;
}

.photo-placeholder img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 2s ease;
}

.photo-placeholder img.active {
  opacity: 1;
}


.photo-caption {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--light-gray);
  text-align: center;
  margin-top: 1.5rem;
}

/* ---- Skills ---- */

.skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
}

.skill {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.5rem 1rem;
  border: 1px solid var(--faint);
  color: var(--gray);
  cursor: default;
  transition: all 0.3s ease;
}

.skill:hover {
  border-color: var(--black);
  color: var(--black);
}

/* ---- Tools List ---- */

.tools-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.tool-item {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  padding: 2rem 0;
  border-top: 1px solid var(--faint);
}

.tool-item:last-child {
  border-bottom: 1px solid var(--faint);
}

.tool-number {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--light-gray);
  padding-top: 0.25rem;
}

.tool-name {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
}

.tool-desc {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.6;
}

/* ---- CTA ---- */

.cta-section {
  text-align: center;
}

.cta-section .section-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-email {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 300;
  color: var(--gray);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--faint);
  transition: all 0.3s ease;
  margin-top: 0.5rem;
}

.cta-email:hover {
  color: var(--black);
  border-bottom-color: var(--black);
}

/* ---- Footer ---- */

.footer {
  padding: 3rem 2.5rem;
  text-align: center;
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 300;
  color: var(--light-gray);
  letter-spacing: 0.05em;
}

/* ---- Byline Watermark ---- */

.byline-watermark-wrap {
  display: none;
}

.byline-watermark {
  display: block;
  width: 100%;
  height: 100%;
  color: var(--black);
  opacity: 0.08;
  transition: opacity 0.3s ease;
}

.byline-watermark svg {
  width: 100%;
  height: 100%;
}

.byline-watermark-wrap:hover .byline-watermark {
  opacity: 0.25;
}

/* ---- Tooltips ---- */

.tooltip {
  position: absolute;
  background: var(--black);
  color: var(--white);
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  padding: 0.35rem 0.65rem;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.tooltip-right {
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
}

.tooltip-left {
  right: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
}

.byline-watermark-wrap:hover .tooltip,
.section-nav-btn:hover .tooltip {
  opacity: 1;
}

/* ---- Section Nav Arrows ---- */

.section-nav {
  position: fixed;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 100;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.section-nav.visible {
  opacity: 1;
  pointer-events: auto;
}

.section-nav-btn {
  position: relative;
  background: none;
  border: 1px solid var(--faint);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--light-gray);
  transition: color 0.3s ease, border-color 0.3s ease;
}

.section-nav-btn:hover {
  color: var(--gray);
  border-color: var(--gray);
}

.section-nav-btn.disabled {
  opacity: 0.3;
  pointer-events: none;
}

/* ---- Animations ---- */

/* Per-word staggered blur-in */
.word {
  display: inline-block;
  opacity: 0;
  filter: blur(10px);
  transform: translateY(8px);
  animation: wordIn 0.5s ease forwards;
}

svg.word {
  transform: translateY(4px);
}

@keyframes wordIn {
  to {
    opacity: 1;
    filter: blur(0px);
    transform: translateY(0);
  }
}

/* Scroll-triggered animation (rest of page) */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Stagger children */
.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.3s; }

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

@media (max-width: 768px) {
  .section-nav,
  .byline-watermark-wrap {
    display: none !important;
  }

  .section {
    padding: 6rem 1.5rem;
    min-height: 80vh;
  }

  .top-bar {
    padding: 1rem 1.5rem;
  }

  .hero-title {
    font-size: clamp(2.2rem, 8vw, 3.5rem);
  }

  .statement {
    font-size: clamp(1.8rem, 6vw, 2.6rem);
  }

  .hero-title {
    font-size: clamp(3rem, 12vw, 4.5rem);
  }

  .scroll-hint-btn {
    bottom: 3rem;
  }

  .statement {
    font-size: clamp(2rem, 7vw, 2.8rem);
  }

  .body-text {
    font-size: 1.1rem;
  }

  .photo-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    max-width: 100%;
  }

  .photo-placeholder {
    aspect-ratio: 4 / 3;
  }

  .photo-placeholder:nth-child(2),
  .photo-placeholder:nth-child(3) {
    display: none;
  }

  .project {
    flex-direction: column;
    gap: 0.3rem;
    align-items: flex-start;
  }

  .project-name {
    min-width: auto;
  }

  .project-arrow {
    display: none;
  }

  .tool-item {
    gap: 1.25rem;
  }

  .chapter-label {
    font-size: 0.8rem;
  }

  .project-name {
    font-size: 1.1rem;
  }

  .project-desc {
    font-size: 0.95rem;
  }

  .skill {
    font-size: 0.8rem;
  }
}