/* =========================================================
   Laura Porto Ferreira — Portfolio
   Design tokens lifted from the Canva source design.
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-ink: #111111;
  --color-ink-soft: #444444;
  --color-muted: #8a8a8a;
  --color-rule: #e6e6e6;
  --color-marker: #c81d25;

  --font-mono: "Special Elite", "Courier Prime", ui-monospace, "SF Mono", Menlo, monospace;
  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-hand: "Caveat", "Bradley Hand", cursive;
  --font-caps: "Pathway Gothic One", "Archivo", sans-serif;

  --max-width: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --section-y: clamp(3rem, 8vw, 6rem);
  --header-h: 64px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: color 0.18s ease, border-color 0.18s ease;
}

a:hover {
  color: var(--color-marker);
  border-color: var(--color-marker);
}

h1, h2, h3, h4 {
  font-family: var(--font-caps);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin: 0 0 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); text-transform: uppercase; }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.25rem); text-transform: uppercase; }
h3 { font-size: 1.1rem; text-transform: uppercase; letter-spacing: 0.08em; }

p { margin: 0 0 1rem; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ----- Site header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: transparent;
}

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

.site-nav {
  display: flex;
  gap: 1.75rem;
}

.site-nav a {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  text-transform: lowercase;
  letter-spacing: 0.04em;
  border: none;
  position: relative;
  padding-bottom: 4px;
}

.site-nav a:hover,
.site-nav a.active {
  color: inherit;
  font-weight: bold;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--color-marker);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.site-nav a:hover::after,
.site-nav a.active::after { transform: scaleX(1); }

/* About link: handwritten underline — hover/active only */
.site-nav a[href$="index.html"]::after {
  background: none;
  background-image: url('../images/scribbles/about-menu-underline.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  height: 60px;
  bottom: -30px;
  mix-blend-mode: multiply;
  transform: none;
  opacity: 0;
  transition: none;
}

.site-nav a[href$="index.html"]:hover::after,
.site-nav a[href$="index.html"].active::after {
  opacity: 1;
}

/* Projects link: handwritten underline — hover/active only */
.site-nav a[href$="projects.html"]::after {
  background: none;
  background-image: url('../images/scribbles/projetcs-menu-underline.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  height: 60px;
  bottom: -30px;
  mix-blend-mode: multiply;
  transform: none;
  opacity: 0;
  transition: none;
}

.site-nav a[href$="projects.html"]:hover::after,
.site-nav a[href$="projects.html"].active::after {
  opacity: 1;
}

/* Contact link: handwritten circle — hover/active only */
.site-nav a[href="#contact-footer"]::after {
  background: none;
  background-image: url('../images/scribbles/contact-menu-circle.png');
  background-size: 100% 100%;
  background-repeat: no-repeat;
  left: -12px;
  right: -12px;
  top: -10px;
  bottom: -10px;
  height: auto;
  transform: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.site-nav a[href="#contact-footer"]:hover::after,
.site-nav a[href="#contact-footer"].active::after {
  opacity: 1;
}

/* ----- Cover / hero ----- */

/* Sticky section: pins at viewport top (behind the header) while the
   about section scrolls up and over it. Mirrors the pattern used on
   daria-stolyarova.com — the section itself is sticky (z-index: 0),
   the next section has z-index: 1 and slides on top as you scroll. */
.cover {
  position: sticky;
  top: 0;
  z-index: 0;
  height: 100svh;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cover-video {
  /* scale-down: behaves like `contain` on small screens (scales down to fit)
     but never upscales beyond the video's native 1122×792 on large screens.
     This preserves full native quality and shows the whole frame — "zoomed out". */
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: scale-down;
  /* BT.709 limited-range (tv) → full-range correction: limited "white" is
     Y=235 which browsers render as ~rgb(235,235,235). brightness(255/235)
     maps it back to display white, removing the grey cast. */
  filter: brightness(1.085);
}

.cover-overlay {
  display: none;
}


/* ----- About block ----- */
/* z-index: 1 > cover (0) so the about section slides over the video on scroll. */
.about {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  padding: var(--section-y) 0;
  padding-top: calc(var(--section-y) + 6rem);
  /* border replaced by torn-paper pseudo-element */
  overflow: visible;
}

/* Torn paper edge — real photo PNG, bleeds upward over the video */
#torn-edge {
  position: absolute;
  top: -110px;
  left: 0;
  width: 100%;
  height: 260px;
  display: block;
  object-fit: cover;
  object-position: center 44%;
  pointer-events: none;
  z-index: 1;
}

/* Paperclip — sits on the torn edge, straddles cover and about sections */
.clip-anchor {
  position: absolute;
  top: 40px;
  left: 4vw;
  /* top of clip aligned with the torn paper visual edge */
  transform: translateY(calc(-20% + var(--clip-drift, 22px)));
  pointer-events: none;
  z-index: 3;
}

.paperclip-img {
  width: 90px;
  height: auto;
  display: block;
  transform: rotate(-12deg);
  transform-origin: center bottom;
  mix-blend-mode: multiply;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(280px, 1.2fr) 1.4fr;
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
}

.about-portrait {
  position: relative;
  max-width: 450px;
  width: 100%;
  margin: 0 0 0 auto;
  aspect-ratio: 3 / 4;
  overflow: hidden;
}

.about-portrait video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-data {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 0.35rem 0.75rem;
  font-size: 0.95rem;
  line-height: 1.6rem;
  align-items: start;
}

.about-data dt {
  font-family: "Bebas Neue", "Pathway Gothic One", sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.1rem;
}

.about-data dt::after {
  content: ':';
}

.about-data dd { margin: 0 0 0.5rem; min-width: 0; overflow-wrap: anywhere; }

.about-data dd p { margin: 0; }

/* ----- About collage slide ----- */
.about-collage {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  width: 100%;
  height: 100svh;
  overflow: hidden;
  padding: 0;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.about-collage video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ----- Section header ----- */
.section-head {
  padding: var(--section-y) 0 calc(var(--section-y) / 2);
  text-align: center;
}

.section-head .marker-num {
  font-family: var(--font-hand);
  color: var(--color-marker);
  font-size: 5rem;
  line-height: 1;
  display: inline-block;
  vertical-align: middle;
  transform: rotate(-2deg);
  margin-right: 0.5rem;
}

.section-head h2 {
  display: inline-block;
  vertical-align: middle;
  margin: 0;
}

.section-head .subtitle {
  display: block;
  font-family: var(--font-mono);
  color: var(--color-ink-soft);
  margin-top: 0.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

/* ----- Projects overview (intro grid) ----- */
.projects-overview {
  position: sticky;
  top: 0;
  z-index: 0;
  height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--section-y) 0;
}

.projects-overview > .container {
  width: 100%;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 4vw, 3rem);
  align-items: start;
}

.overview-col {
  display: flex;
  gap: 0;
  align-items: flex-start;
}

.num-img {
  height: clamp(120px, 17vw, 220px);
  width: auto;
  flex-shrink: 0;
}

.overview-content {
  padding-top: clamp(10.5px, 1.5vw, 19.5px);
  margin-left: clamp(-1.5rem, -2vw, -0.6rem);
}

.overview-category {
  font-family: var(--font-caps);
  font-weight: 400;
  text-transform: uppercase;
  font-size: clamp(1.5rem, 3.2vw, 2.8rem);
  letter-spacing: 0.04em;
  margin: 0 0 0.6rem;
  line-height: 1.1;
}

.overview-projects {
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 0.9vw, 0.9rem);
  line-height: 2;
  text-transform: lowercase;
  white-space: nowrap;
}

@media (max-width: 980px) {
  .overview-grid {
    grid-template-columns: fit-content(100%);
    justify-content: center;
    justify-items: start;
  }
  .overview-col {
    width: auto;
    max-width: 100%;
    justify-content: flex-start;
  }
  .overview-projects { white-space: normal; }
  .overview-content { margin-left: clamp(-1.25rem, -2vw, -0.6rem); }
}

@media (max-width: 720px) {
  .overview-grid { gap: clamp(1.25rem, 6vw, 2.5rem); }
  .overview-col { gap: 0.2rem; }
  .num-img { height: clamp(90px, 22vw, 140px); }
  .overview-content { margin-left: clamp(-0.9rem, -3vw, -0.4rem); padding-top: 0.25rem; }
}

.overview-projects a {
  border: none;
  color: inherit;
  display: inline-block;
  transition: color 0.18s ease, opacity 0.18s ease, transform 0.18s ease;
}

.overview-projects a:hover {
  font-weight: 700;
  opacity: 0.8;
  transform: scale(1.04);
}

.overview-projects a.is-active {
  font-weight: 700;
}

.overview-cta {
  display: flex;
  justify-content: flex-end;
  margin-top: clamp(0.5rem, 2vw, 1.5rem);
}

.cta-img {
  height: clamp(100px, 15vw, 200px);
  width: auto;
}

.cta-link {
  display: inline-block;
  border: none;
  cursor: pointer;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.cta-link:hover {
  opacity: 0.8;
  transform: scale(1.04);
}

.projects-section {
  padding: calc(var(--section-y) / 2) 0;
}


.section-label {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section-label .num {
  font-family: var(--font-hand);
  color: var(--color-marker);
  font-size: 3rem;
  line-height: 1;
}

.section-label h2 { margin: 0; }

.project-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.project-card {
  display: block;
  border: none;
  color: inherit;
  background: transparent;
  position: relative;
}

.project-card .thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f3f3f3;
  margin-bottom: 0.85rem;
}

.project-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .thumb img { transform: scale(1.03); }

.project-card .title {
  font-family: var(--font-caps);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1rem;
  margin: 0;
}

.project-card .meta {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.25rem;
}

/* ----- Project page ----- */
.project-hero {
  padding: var(--section-y) 0 calc(var(--section-y) / 2);
}

.project-hero-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 1.5rem;
}

.project-hero-header .breadcrumb {
  margin-bottom: 0;
}

.project-category-label {
  font-family: var(--font-caps);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  white-space: nowrap;
}

.project-hero .breadcrumb {
  font-family: var(--font-caps);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 1.5rem;
  overflow-wrap: anywhere;
}

.project-hero .breadcrumb a { border: none; }
.project-hero .breadcrumb .marker { color: var(--color-marker); }

.project-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.project-meta {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 0.35rem 0rem;
  font-size: 0.9rem;
  align-items: baseline;
}

.project-meta dt {
  font-family: var(--font-caps);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1.1rem;
  padding-top: 0;
}

.project-meta dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }

.project-meta .checkbox {
  display: inline-block;
  margin-right: 0.75rem;
  position: relative;
  padding-left: 1.25rem;
  vertical-align: baseline;
}

.project-meta .checkbox::before {
  content: "";
  width: 0.85rem;
  height: 0.85rem;
  border: 1px solid var(--color-ink);
  position: absolute;
  left: 0;
  top: 0.2em;
  flex-shrink: 0;
}

.project-meta .checkbox.checked::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3.2rem;
  height: 3.2rem;
  transform: translate(-1.175rem, -50%);
  background: url('../images/scribbles/x-marker.png') center / contain no-repeat;
  pointer-events: none;
}

.abstract {
  font-size: 0.95rem;
  line-height: 1.75;
  text-align: justify;
  overflow-wrap: anywhere;
  min-width: 0;
}

@media (max-width: 600px) {
  .abstract { text-align: left; }
}

.abstract p + p { margin-top: 1rem; }

/* ----- Project gallery ----- */
.gallery {
  display: grid;
  gap: 1.5rem;
  padding: calc(var(--section-y) / 2) 0;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr));
}

.gallery figure { margin: 0; }

.gallery figcaption {
  display: none;
}

.gallery img {
  width: 100%;
  height: auto;
}

.gallery--full {
  grid-template-columns: 1fr;
}

/* ----- Hero image in project grid right column ----- */
.project-hero-img {
  margin: 0;
}

.project-hero-img img,
.project-hero-img video {
  width: 100%;
  height: auto;
  display: block;
}

/* ----- Abstract inside project-meta dl ----- */
.project-meta dd.meta-abstract {
  font-size: 0.88rem;
  line-height: 1.7;
  text-align: justify;
  overflow-wrap: anywhere;
}

.project-meta dd.meta-abstract p {
  margin: 0 0 0.75rem;
}

.project-meta dd.meta-abstract p:last-child {
  margin-bottom: 0;
}

/* ----- Process / collage section ----- */
.project-process {
  padding: calc(var(--section-y) / 2) 0 var(--section-y);
  border-top: 1px solid var(--color-rule);
}

.project-category-label--right {
  display: block;
  text-align: right;
  margin-bottom: 0.75rem;
}

.process-figure {
  margin: 0;
}

.process-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.external-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  padding: calc(var(--section-y) / 4) 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.external-links .label {
  font-family: var(--font-hand);
  color: var(--color-marker);
  font-size: 1.4rem;
  margin-right: 0.4rem;
  transform: rotate(-2deg);
  display: inline-block;
}

/* ----- Project nav (prev/next) ----- */
.project-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: var(--section-y) 0;
  border-top: 1px solid var(--color-rule);
  font-family: var(--font-caps);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.project-nav a { border: none; }
.project-nav .prev::before { content: "← "; color: var(--color-marker); }
.project-nav .next::after  { content: " →"; color: var(--color-marker); }

/* ----- Contact footer ----- */
.contact-footer {
  position: relative;
  z-index: 2;
  background: var(--color-bg);
  display: grid;
  place-items: center;
  padding: clamp(2rem, 5vw, 4rem) var(--gutter) clamp(1.5rem, 3vw, 2.5rem);
}

/* Single-row 4-column grid */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: clamp(1rem, 3vw, 2rem);
  width: 100%;
  max-width: 1200px;
  align-items: center;
}

/* Each column */
.ct-col {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Phone ── */
.phone-wrap {
  position: relative;
  display: inline-block;
}
.phone-circle {
  width: clamp(160px, 19vw, 225px);
  display: block;
}
.phone-num {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-55%, -50%);
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1vw, 0.95rem);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  border: none !important;
}

/* ── Email ── */
.ct-email {
  flex-direction: column;
  gap: 0;
}
.email-arrow {
  position: absolute;
  width: clamp(165px, 20vw, 245px);
  bottom: -100%;
  right: -25%;
  pointer-events: none;
}
.ct-email a {
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1vw, 0.95rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  white-space: nowrap;
}

/* ── LinkedIn ── */
.linkedin-stamp {
  width: clamp(120px, 15vw, 190px);
  display: block;
}
.ct-linkedin a {
  border: none;
  display: block;
}

/* ── CV ── */
.ct-cv {
  flex-direction: column;
  align-items: center;
}
.cv-label {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 1;
  border: none;
  cursor: pointer;
}
/* ── Footer hover: bold text, no red colour ── */
.contact-footer a:hover {
  color: inherit;
  font-weight: 700;
}

/* ── Scribble animations ── */
/* ===== Maquetes marquee / infinite scroll carousel ===== */
.maquetes-marquee-section {
  overflow: hidden;
  width: 100%;
  padding: 2.5rem 0;
  background: transparent;
}

.maquetes-marquee-track {
  overflow: hidden;
  width: 100%;
}

.maquetes-marquee-inner {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: maquetes-scroll 60s linear infinite;
}

.maquetes-marquee-inner:hover {
  animation-play-state: paused;
}

.maquetes-marquee-inner img {
  height: 260px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}

@keyframes maquetes-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ===== Notebook lightbox ===== */
.nb-carousel-img { cursor: zoom-in; }

.nb-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.nb-lightbox.is-open {
  opacity: 1;
  pointer-events: all;
}
.nb-lb-img {
  max-width: 88vw;
  max-height: 88vh;
  object-fit: contain;
  display: block;
}
.nb-lb-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}
.nb-lb-close img {
  width: 2rem;
  height: auto;
  display: block;
}
.nb-lb-close:hover img {
  animation: nb-close-wobble 0.4s ease forwards;
}
.nb-lb-content {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nb-lb-prev,
.nb-lb-next {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-shrink: 0;
  user-select: none;
}
.nb-lb-prev img,
.nb-lb-next img {
  width: 2.5rem;
  height: auto;
  display: block;
}
.nb-lb-prev img  { transform: rotate(90deg); }
.nb-lb-next img  { transform: rotate(-90deg); }
.nb-lb-prev:hover img {
  animation: nb-arrow-bounce-l 0.4s ease forwards;
}
.nb-lb-next:hover img {
  animation: nb-arrow-bounce-r 0.4s ease forwards;
}
@keyframes nb-close-wobble {
  0%, 100% { transform: rotate(0deg)   scale(1); }
  30%       { transform: rotate(-20deg) scale(1.15); }
  70%       { transform: rotate(20deg)  scale(1.15); }
}
@keyframes nb-arrow-bounce-l {
  0%, 100% { transform: rotate(90deg)  translateX(0); }
  40%       { transform: rotate(90deg)  translateX(-6px); }
}
@keyframes nb-arrow-bounce-r {
  0%, 100% { transform: rotate(-90deg) translateX(0); }
  40%       { transform: rotate(-90deg) translateX(-6px); }
}
/* ============================== */

/* ===================================================== */

@keyframes ct-ring-wobble {
  0%          { transform: rotate(0deg) scale(1); }
  15%         { transform: rotate(-9deg) scale(1.04); }
  35%         { transform: rotate(7deg) scale(1.02); }
  55%         { transform: rotate(-4deg) scale(1.01); }
  75%         { transform: rotate(2deg) scale(1); }
  100%        { transform: rotate(0deg) scale(1); }
}
@keyframes ct-arrow-shake {
  0%, 100%    { transform: translateX(0)   rotate(0deg); }
  20%         { transform: translateX(-5px) rotate(-4deg); }
  50%         { transform: translateX(5px)  rotate(4deg); }
  80%         { transform: translateX(-3px) rotate(-2deg); }
}
@keyframes ct-stamp-press {
  0%          { transform: scale(1)    rotate(0deg); }
  30%         { transform: scale(0.86) rotate(-3deg); }
  65%         { transform: scale(1.06) rotate(2deg); }
  100%        { transform: scale(1)    rotate(0deg); }
}
@keyframes ct-voltage-jitter {
  0%, 100%    { transform: translateX(-50%) rotate(0deg); }
  20%         { transform: translateX(-44%) rotate(-5deg); }
  50%         { transform: translateX(-56%) rotate(5deg); }
  80%         { transform: translateX(-47%) rotate(-2deg); }
}

.ct-phone:hover .phone-circle   { animation: ct-ring-wobble   0.55s ease; }
.ct-email:hover .email-arrow     { animation: ct-arrow-shake    0.45s ease; }
.ct-linkedin:hover .linkedin-stamp { animation: ct-stamp-press  0.4s  ease; }
.ct-cv:hover .cv-arrow           { animation: ct-voltage-jitter 0.45s ease; }
.cv-arrow {
  display: block;
  position: absolute;
  top: calc(50% - 0.6em);
  left: 20%;
  transform: translateX(-50%);
  width: clamp(145px, 17vw, 200px);
  pointer-events: none;
}

/* ── Responsive ── */
@media (max-width: 820px) {
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: clamp(1.5rem, 4vw, 2.5rem);
  }
}
@media (max-width: 480px) {
  .contact-grid {
    grid-template-columns: 1fr;
    row-gap: 1.25rem;
  }
}

/* ----- Footer ----- */
.site-footer {
  position: relative;
  z-index: 2;
  background: var(--color-bg);
  border-top: 1px solid var(--color-rule);
  padding: 2.5rem var(--gutter);
  font-family: var(--font-caps);
  font-size: 1rem;
  color: var(--color-muted);
  letter-spacing: 0.05em;
  text-align: center;
  text-transform: uppercase;
}

.site-footer a { border: none; color: var(--color-ink); }
.site-footer a:hover { color: var(--color-marker); }



/* ----- Projects entries wrapper (torn-paper transition, mirrors .about) ----- */
.projects-entries-wrapper {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  padding-top: calc(var(--section-y) + 4rem);
  overflow: visible;
}

#torn-edge-projects {
  position: absolute;
  top: -110px;
  left: 0;
  width: 100%;
  height: 260px;
  display: block;
  object-fit: cover;
  object-position: center 44%;
  pointer-events: none;
  z-index: 1;
}

.clip-anchor-projects {
  position: absolute;
  top: 40px;
  left: 4vw;
  transform: translateY(calc(-20% + var(--clip-drift-projects, 22px)));
  pointer-events: none;
  z-index: 3;
}

/* ----- Category section header (01 BODIES / 02 SPACES / 03 VIEW) ----- */
/* Category headers: full-viewport slide, content centered */
.category-header {
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  scroll-margin-top: var(--header-h);
}

.category-header .container {
  display: flex;
  justify-content: center;
  width: 100%;
}

.category-header .overview-col {
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: center;
}

.category-header .num-img {
  height: clamp(160px, 24vw, 320px);
}

.category-header .overview-category {
  font-size: clamp(1.6rem, 4.5vw, 3.5rem);
  margin-bottom: 0.75rem;
}

.category-header .overview-projects {
  font-size: clamp(0.85rem, 1.2vw, 1.05rem);
  line-height: 2.4;
}

/* ----- Inline project entry ----- */
.project-entry {
  display: none;
  padding: clamp(2rem, 5vw, 4rem) 0;
  scroll-margin-top: var(--header-h);
}

.project-entry.is-active {
  display: block;
}

.entry-badge {
  display: none;
}

.badge-num {
  height: 1.75rem;
  width: auto;
}

.badge-label {
  font-family: var(--font-caps);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.entry-title {
  font-family: var(--font-caps);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: clamp(1.6rem, 4.1vw, 3.2rem);
  text-align: center;
  margin: 0 0 clamp(1rem, 2.5vw, 2rem);
}

.entry-left {
  display: flex;
  flex-direction: column;
}

.entry-main {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1.0rem, 2.0vw, 3.0rem);
  align-items: stretch;
}

.entry-hero {
  display: flex;
  flex-direction: column;
  justify-self: end;
}

/* entry-meta: extends project-meta but stretches full width of left column */
.entry-meta {
  grid-template-columns: 110px 1fr;
}

.entry-hero img,
.entry-hero-video {
  width: 100%;
  flex: 1;
  min-height: 0;
  display: block;
  object-fit: cover;
  object-position: left center;
}

.abstract-dd {
  font-size: 0.9rem;
  line-height: 1.75;
  text-align: justify;
}

.abstract-dd p { margin: 0 0 0.75rem; }
.abstract-dd p:last-child { margin: 0; }

.entry-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
  font-size: 0.85rem;
}

/* Detail gallery below each project */
.entry-gallery {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, 1fr);
  margin-top: clamp(1.5rem, 4vw, 3rem);
}

.entry-gallery figure { margin: 0; }

.entry-gallery figure.gallery-full { grid-column: 1 / -1; }

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

.entry-gallery iframe {
  width: 100%;
  height: auto;
  aspect-ratio: 580 / 326;
  display: block;
}

/* SketchUp embed — loading state + toolbar overlays */
figure.sketchup-embed {
  position: relative;
  overflow: hidden;
  background: white;
  height: clamp(460px, 65vw, 650px);
  /* Extra crop to make the model feel closer without scaling. */
  --sketchup-crop-x: 450px;
  --sketchup-crop-y: 400px;
  --sketchup-crop-x-half: 300px;
  --sketchup-crop-y-half: 250px;
}

/* Expand iframe beyond figure edges so toolbars are clipped off-screen.
   Left toolbar ~45px wide → extend 55px left.
   Right sidebar ~180px wide → extend 190px right.
   Difference 190-55=135 = sidebar-toolbar → model stays centred. */
.sketchup-embed iframe {
  position: absolute;
  top: calc(0px - var(--sketchup-crop-y-half));
  left: calc(-150px - var(--sketchup-crop-x-half));
  width: calc(100% + 245px + var(--sketchup-crop-x)); /* 55 + 190 + crop */
  height: calc(100% + var(--sketchup-crop-y));
  aspect-ratio: unset; /* override the general .entry-gallery iframe rule */
  opacity: 0;
  transition: opacity 0.5s ease;
}

.sketchup-embed.is-ready iframe,
.sketchup-embed.is-fallback iframe {
  opacity: 1;
}

.sketchup-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: white;
  z-index: 10;
  transition: opacity 0.4s ease;
}

.sketchup-loading.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.sketchup-loading-msg {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  text-transform: lowercase;
}

.sketchup-fallback-msg,
.sketchup-fallback-link {
  display: none;
}

.sketchup-fallback-link {
  color: var(--color-ink);
  text-decoration: underline;
}

.sketchup-loading.is-fallback .sketchup-spinner,
.sketchup-loading.is-fallback .sketchup-loading-msg--active {
  display: none;
}

.sketchup-loading.is-fallback .sketchup-fallback-msg,
.sketchup-loading.is-fallback .sketchup-fallback-link {
  display: inline;
}

.sketchup-spinner {
  display: block;
  width: 28px;
  height: 28px;
  border: 2px solid var(--color-rule);
  border-top-color: var(--color-ink);
  border-radius: 50%;
  animation: sketchup-spin 0.8s linear infinite;
}

@keyframes sketchup-spin {
  to { transform: rotate(360deg); }
}

.sketchup-overlay {
  position: absolute;
  background: white;
  pointer-events: all;
  z-index: 2;
}

/* Bottom bar — watermark + fullscreen icon (~35 px tall; 40 px covers safely) */
.sketchup-overlay-bottom {
  bottom: 0; left: 0;
  width: 100%; height: 40px;
}

.entry-gallery figcaption {
  display: none;
}

/* Brasilidades: photo (2fr) + portrait video (1fr) as one unified row */
.entry-gallery-pair {
  grid-column: 1 / -1;
  display: flex;
  gap: 1rem;
  align-items: stretch;
}

.entry-gallery-pair__figure {
  flex: 2 0 0;
  min-width: 0;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--color-rule);
}

.entry-gallery-pair__figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.entry-gallery-pair__video {
  flex: 1 0 0;
  min-width: 0;
  display: flex;
  align-items: center;
}

.entry-gallery-pair__video video {
  width: 100%;
  height: auto;
  display: block;
}

/* Phone mockup — video overlaid on the hand-drawn phone screen sketch */
.phone-mockup {
  position: relative;
  line-height: 0;
}

.phone-screen-video {
  position: absolute;
  left: 62.2%;
  top: 15.3%;
  width: 21.4%;
  height: 64.3%;
  object-fit: cover;
  border-radius: 6px;
  pointer-events: none;
}

/* Sound toggle button */
.phone-sound-btn {
  position: absolute;
  right: calc(16.4% + 6px);
  bottom: calc(20.4% + 6px);
  width: 26px;
  height: 26px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 0, 0, 0.18);
  border-radius: 50%;
  cursor: pointer;
  z-index: 11;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.15s;
}
.phone-sound-btn:hover { background: #fff; }
.phone-sound-btn svg { width: 13px; height: 13px; display: block; fill: #333; }

/* ----- Responsive ----- */
@media (max-width: 820px) {
  :root { --header-h: 56px; }
  .site-header .container { height: 56px; }
  .site-nav { gap: 1rem; }
  .site-nav a { font-size: 0.95rem; }

  .about-grid { grid-template-columns: 1fr; }
  .about-data { grid-template-columns: 110px 1fr; }

  .project-grid { grid-template-columns: 1fr; }
  .project-meta { grid-template-columns: 100px 1fr; }

  .entry-main { grid-template-columns: 1fr; }
  .entry-meta { grid-template-columns: 100px 1fr; }

  .entry-hero { display: block; }
  .entry-hero img,
  .entry-hero-video { flex: none; height: auto; }

  .section-head .marker-num { font-size: 3.5rem; }
}

@media (max-width: 600px) {
  body { font-size: 14px; }
  .about-data, .project-meta { grid-template-columns: 1fr; gap: 0.25rem; }
  .about-data dt, .project-meta dt { padding-top: 0; }
  .about-data dd, .project-meta dd { margin-bottom: 0.85rem; }
  .project-hero h1 { font-size: 1.6rem; word-break: break-word; }

  .entry-meta { grid-template-columns: 1fr; gap: 0.25rem; }
  .entry-meta dt { padding-top: 0; }
  .entry-meta dd { margin-bottom: 0.85rem; }
  .entry-gallery { grid-template-columns: 1fr; }
  .entry-gallery figure.gallery-full { grid-column: 1; }
  .abstract-dd { text-align: left; }
}