/* ===========================================================
   Dinesh Raj — Architect Portfolio
   Design tokens
=========================================================== */
:root {
  --color-bg: #ffffff;
  --color-bg-raised: #ffffff;
  --color-ink: #161513;
  --color-ink-soft: #57544d;
  --color-line: #dedad2;
  --color-accent: #a8562f;
  --color-ink-inverse: #ffffff;

  /* Jim Nightshade has a single Regular weight — never ask it for bold. */
  --font-display:
    "Jim Nightshade", "Metropolis", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  --font-body:
    "Metropolis", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  /* UI face — nav, eyebrows, labels, buttons, filters, footer */
  --font-ui:
    "Plus Jakarta Sans", "Metropolis", -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;

  --maxw: 1320px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);

  --dur-fast: 220ms;
  --dur-med: 520ms;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}


* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.12;
  margin: 0;
  letter-spacing: 0;
}

p {
  margin: 0;
}

.eyebrow {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  font-weight: 600;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity var(--dur-med) var(--ease),
    transform var(--dur-med) var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ===========================================================
   Header / Nav
=========================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.4rem 0;
  color: #fff;
  transition:
    background var(--dur-fast) var(--ease),
    padding var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled,
.site-header--solid {
  background: color-mix(in srgb, var(--color-bg) 97%, transparent);
  padding: 0.9rem 0;
  border-bottom-color: var(--color-line);
  color: var(--color-ink);
}
.site-header:not(.is-scrolled):not(.site-header--solid) .brand span {
  color: var(--color-accent);
  font-family: var(--font-body);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.01em;
}
.brand span {
  color: var(--color-accent);
}

.nav-links {
  font-family: var(--font-ui);
  display: flex;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  font-size: 0.86rem;
  letter-spacing: 0.03em;
}
.nav-links a {
  position: relative;
  padding-bottom: 3px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transition: right var(--dur-fast) var(--ease);
}
.nav-links a:hover::after {
  right: 0;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    font-size: 1.1rem;
    transform: translateY(-100%);
    transition: transform var(--dur-med) var(--ease);
    z-index: 90;
  }
  .nav-links.is-open {
    transform: translateY(0);
    color: var(--color-ink);
  }
  .nav-links.is-open ~ .nav-toggle {
    color: var(--color-ink);
  }
  .nav-toggle {
    display: block;
    z-index: 110;
  }
}

/* ===========================================================
   Hero
=========================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: var(--color-ink-inverse);
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* keeps the facade in frame when the viewport crops to portrait */
  object-position: 58% 42%;
  transform: scale(1.08);
  animation: hero-zoom 1.6s var(--ease) forwards;
}
@keyframes hero-zoom {
  to {
    transform: scale(1);
  }
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  /* vertical band carries header + title; the side scrim keeps the
     headline off the bright red facade */
  background:
    linear-gradient(
      90deg,
      rgba(10, 9, 8, 0.5) 0%,
      rgba(10, 9, 8, 0.2) 45%,
      rgba(10, 9, 8, 0) 75%
    ),
    linear-gradient(
      180deg,
      rgba(10, 9, 8, 0.55) 0%,
      rgba(10, 9, 8, 0.12) 24%,
      rgba(10, 9, 8, 0.26) 52%,
      rgba(10, 9, 8, 0.86) 100%
    );
}
.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  padding-bottom: clamp(3rem, 8vw, 6rem);
}
.hero-eyebrow {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1rem;
}
.hero-title {
  font-size: clamp(2.6rem, 7.5vw, 6rem);
  color: #fff;
}
.hero-title em {
  font-style: normal;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}
.hero-tagline {
  max-width: 42ch;
  margin-top: 1.4rem;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  color: rgba(255, 255, 255, 0.88);
  line-height: 1.55;
}
.hero-meta {
  margin-top: 2.5rem;
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.hero-meta div {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.04em;
}
.hero-meta strong {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  margin-top: 0.2rem;
}

.scroll-cue {
  font-family: var(--font-ui);
  position: absolute;
  bottom: clamp(1.5rem, 4vw, 2.5rem);
  right: var(--gutter);
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.scroll-cue .line {
  width: 1px;
  height: 34px;
  background: rgba(255, 255, 255, 0.55);
  position: relative;
  overflow: hidden;
}
.scroll-cue .line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  right: 0;
  height: 100%;
  background: #fff;
  animation: cue-drip 1.8s ease-in-out infinite;
}
@keyframes cue-drip {
  0% {
    top: -100%;
  }
  60% {
    top: 100%;
  }
  100% {
    top: 100%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-media img {
    animation: none;
    transform: none;
  }
  .scroll-cue .line::after {
    animation: none;
    display: none;
  }
}
@media (max-width: 720px) {
  .scroll-cue {
    display: none;
  }
}

/* ===========================================================
   Section shared
=========================================================== */
.section {
  padding: clamp(4.5rem, 10vw, 8.5rem) 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  margin-top: 0.6rem;
}
.section-head p {
  max-width: 34ch;
  color: var(--color-ink-soft);
  font-size: 0.95rem;
}

/* ===========================================================
   About
=========================================================== */
.about {
  background: var(--color-bg-raised);
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
@media (max-width: 860px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}
.about-lede {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  line-height: 1.35;
  font-weight: 400;
}
.about-body p {
  color: var(--color-ink-soft);
  margin-bottom: 1.1rem;
  font-size: 1rem;
}
.about-body p:last-child {
  margin-bottom: 0;
}
.about-stats {
  display: flex;
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
  flex-wrap: wrap;
}
.about-stats div strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--color-accent);
}
.about-stats div span {
  font-family: var(--font-ui);
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.04em;
}
.placeholder-tag {
  display: inline-block;
  margin-top: 1.75rem;
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  border: 1px dashed var(--color-line);
  padding: 0.6rem 0.9rem;
  border-radius: 3px;
}
.placeholder-tag strong {
  color: var(--color-ink);
}

/* ===========================================================
   Projects grid
=========================================================== */
.filter-bar {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}
.filter-btn {
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  padding: 0.5rem 1.05rem;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: transparent;
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
  font-family: var(--font-ui);
}
.filter-btn:hover {
  border-color: var(--color-ink);
  color: var(--color-ink);
}
.filter-btn.is-active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-bg);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}
@media (max-width: 980px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}

.project-card {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 4px;
  background: var(--color-line);
}
.project-card .thumb-wrap {
  aspect-ratio: 4 / 5;
  overflow: hidden;
}
.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.project-card:hover img {
  transform: scale(1.06);
}

.project-card .card-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.25rem 1.35rem;
  background: linear-gradient(
    0deg,
    rgba(10, 9, 8, 0.82) 0%,
    rgba(10, 9, 8, 0) 75%
  );
  color: #fff;
}
.project-card .card-cat {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}
.project-card .card-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin-top: 0.25rem;
}
.project-card.is-hidden {
  display: none;
}

/* ===========================================================
   Contact
=========================================================== */
.contact {
  background: var(--color-ink);
  color: var(--color-ink-inverse);
}
.contact .eyebrow {
  color: rgba(255, 255, 255, 0.6);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: end;
}
@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact h2 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  margin-top: 0.75rem;
}
.contact-lede {
  margin-top: 1.25rem;
  max-width: 44ch;
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.02rem;
}
.contact-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.contact-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.contact-row:last-child {
  border-bottom: none;
}
.contact-row .ci {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-row .ci svg {
  width: 17px;
  height: 17px;
}
.contact-row a,
.contact-row span.value {
  font-size: 1.02rem;
  transition: color var(--dur-fast) var(--ease);
}
.contact-row a:hover {
  color: var(--color-accent);
}
.contact-row .label {
  font-family: var(--font-ui);
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;

  margin-bottom: 0.15rem;
}
.contact-placeholders {
  border: 1px dashed rgba(255, 255, 255, 0.28);
  border-radius: 6px;
  padding: 1.5rem 1.6rem;
}
.contact-placeholders h3 {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-body);
  font-weight: 600;
}
.contact-placeholders ul {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.contact-placeholders li {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.82);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}
.contact-placeholders li span:last-child {
  color: rgba(255, 255, 255, 0.45);
  font-style: italic;
}

.btn {
  font-family: var(--font-ui);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease);
}
/* .btn-light {
  color: #fff;
} */
.btn-light:hover {
  background: #fff;
  color: var(--color-ink);
}
.btn svg {
  width: 15px;
  height: 15px;
}

/* ===========================================================
   Footer
=========================================================== */
.site-footer {
  position: relative;
  background: var(--color-bg)
    url("../images/projects/saloon-guduvanchery/full-01.jpg") center 30% / cover
    no-repeat;
  color: var(--color-ink);
  border-top: 1px solid var(--color-line);
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
}
.footer-grid {
  font-family: var(--font-ui);
  position: relative;
  z-index: 1;
  padding: 2.75rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
.footer-grid a:hover {
  color: var(--color-accent);
}
.footer-brand {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1rem;
}

/* ===========================================================
   Back-to-top
=========================================================== */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all var(--dur-fast) var(--ease);
  z-index: 80;
  border: none;
  cursor: pointer;
}
.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.to-top svg {
  width: 18px;
  height: 18px;
}

/* ===========================================================
   Project detail page
=========================================================== */
.project-hero {
  padding: clamp(7.5rem, 14vw, 10rem) 0 clamp(2.5rem, 6vw, 4rem);
  border-bottom: 1px solid var(--color-line);
}
.breadcrumb {
  font-family: var(--font-ui);
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.breadcrumb a:hover {
  color: var(--color-accent);
}
.project-hero h1 {
  font-size: clamp(2.2rem, 6vw, 4rem);
}
.project-meta-row {
  display: flex;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: 1.75rem;
  flex-wrap: wrap;
}
.project-meta-row div span.label {
  font-family: var(--font-ui);
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.25rem;
}
.project-meta-row div span.val {
  font-size: 1rem;
}
.project-caption {
  margin-top: 2rem;
  max-width: 62ch;
  color: var(--color-ink-soft);
  font-size: 1.02rem;
  line-height: 1.65;
}
.project-caption .edit-flag {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.76rem;
  color: var(--color-accent);
  border: 1px dashed color-mix(in srgb, var(--color-accent) 50%, transparent);
  padding: 0.35rem 0.7rem;
  border-radius: 3px;
}

.gallery {
  padding: clamp(3rem, 7vw, 5rem) 0 clamp(5rem, 10vw, 7rem);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(0.75rem, 1.6vw, 1.25rem);
}
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}
.gallery-item {
  cursor: zoom-in;
  overflow: hidden;
  border-radius: 4px;
  background: var(--color-line);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  transition: transform 0.6s var(--ease);
}
.gallery-item:hover img {
  transform: scale(1.05);
}

.more-projects {
  border-top: 1px solid var(--color-line);
  background: var(--color-bg-raised);
}

/* ===========================================================
   Lightbox
=========================================================== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10, 9, 8, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease);
}
.lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.lightbox-figure {
  max-width: min(90vw, 1400px);
  max-height: 86vh;
  position: relative;
}
.lightbox-figure img {
  max-width: 100%;
  max-height: 86vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 2px;
  opacity: 0;
  transform: scale(0.97);
  transition:
    opacity var(--dur-fast) var(--ease),
    transform var(--dur-fast) var(--ease);
}
.lightbox-figure img.is-loaded {
  opacity: 1;
  transform: scale(1);
}
.lightbox-close,
.lightbox-nav {
  position: fixed;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
  z-index: 210;
}
.lightbox-close:hover,
.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.22);
}
.lightbox-close {
  top: 1.5rem;
  right: 1.5rem;
}
@media (max-width: 720px) {
  .lightbox-close {
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }
}
.lightbox-nav svg,
.lightbox-close svg {
  width: 18px;
  height: 18px;
}
.lightbox-prev {
  left: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  right: 1.5rem;
  top: 50%;
  transform: translateY(-50%);
}
@media (max-width: 720px) {
  .lightbox-prev {
    left: 0.5rem;
    width: 40px;
    height: 40px;
  }
  .lightbox-next {
    right: 0.5rem;
    width: 40px;
    height: 40px;
  }
}
.lightbox-counter {
  font-family: var(--font-ui);
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  z-index: 210;
}