:root {
  --bg: #f2eee8;
  --surface: #ffffff;
  --text: #141414;
  --muted: #636363;
  --line: #d7d1c7;
  --line-soft: rgba(215, 209, 199, 0.58);
  --brand: #1f3a2f;
  --radius: 20px;
  --radius-sm: 14px;
  --container: 1240px;
  --header-offset: 132px;
  --shadow-soft: 0 12px 35px rgba(16, 16, 16, 0.08);
  --shadow-hover: 0 20px 48px rgba(12, 12, 12, 0.16);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(120% 120% at 50% 0%, #f8f5f0 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Inter", sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

body.loaded {
  opacity: 1;
  visibility: visible;
}

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

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

.container {
  width: min(var(--container), calc(100% - 2.5rem));
  max-width: var(--container);
  margin-inline: auto;
}

main {
  padding-top: var(--header-offset);
}

body[data-page="home"] main {
  padding-top: 0;
}

.section {
  padding: clamp(4.8rem, 8vw, 8.2rem) 0;
}

section[id] {
  scroll-margin-top: calc(var(--header-offset) + 12px);
}

.eyebrow {
  margin: 0 0 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--muted);
}

.section-intro {
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

.section-intro h2 {
  margin: 0;
  max-width: 19ch;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: clamp(1.8rem, 3.3vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1100;
  padding-top: 0.9rem;
}

.nav-shell {
  min-height: 88px;
  border-radius: 999px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: saturate(160%) blur(16px);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.72rem 0.95rem 0.72rem 1.25rem;
  box-shadow: 0 10px 30px rgba(17, 17, 17, 0.06);
  transition: min-height 200ms ease, box-shadow 200ms ease, background 200ms ease;
  overflow: visible;
}

.site-header.is-scrolled .nav-shell {
  min-height: 78px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 16px 42px rgba(16, 16, 16, 0.1);
}

.brand img {
  height: 68px;
  width: auto;
}

.nav-panel {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  flex-wrap: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  white-space: nowrap;
}

.main-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  position: relative;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.36rem;
  width: 100%;
  height: 1px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--text);
  transition: transform 220ms ease;
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.lang-switch {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0;
  border: 0;
  background: transparent;
  flex: 0 0 auto;
  white-space: nowrap;
}

.lang-btn {
  appearance: none;
  border: 0;
  padding: 0;
  background: none;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  color: #6f6f6f;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 180ms ease;
}

.lang-btn.is-active {
  color: #111;
}

.lang-sep {
  color: #9a9a9a;
  font-size: 0.92rem;
  line-height: 1;
}

.lang-btn:hover,
.lang-btn:focus-visible {
  color: #111;
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  margin: 0 auto;
  background: #111;
  transition: transform 180ms ease;
}

.menu-toggle span + span {
  margin-top: 6px;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3px) rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: clip;
  background-image: url("img/hero.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(16, 16, 16, 0.18) 0%, rgba(16, 16, 16, 0.52) 58%, rgba(16, 16, 16, 0.73) 100%),
    radial-gradient(100% 62% at 50% 0%, rgba(0, 0, 0, 0.14) 0%, rgba(0, 0, 0, 0) 72%);
}

.hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  padding-bottom: clamp(2.2rem, 6vw, 5.4rem);
}

.hero .eyebrow {
  color: rgba(255, 255, 255, 0.84);
}

.hero h1 {
  margin: 0;
  max-width: 14ch;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: clamp(2.2rem, 7vw, 6.15rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.28);
}

.hero-text {
  margin: 1.3rem 0 2rem;
  max-width: 60ch;
  font-size: clamp(1rem, 1.7vw, 1.2rem);
  line-height: 1.78;
  color: rgba(255, 255, 255, 0.93);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.2);
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 53px;
  padding: 0 1.5rem;
  border-radius: 999px;
  background: #fff;
  color: #111;
  font-weight: 700;
  font-size: 0.95rem;
  border: 0;
  transition: transform 200ms ease, box-shadow 200ms ease, background 200ms ease;
}

.cta:hover,
.cta:focus-visible {
  transform: translateY(-2px);
  background: #f0f0f0;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.15);
}

.about {
  background: linear-gradient(180deg, #f2eee8 0%, #efebe4 100%);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.process-card,
.project-card,
.portfolio-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.process-card:hover,
.project-card:hover,
.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.process-card {
  padding: clamp(1.35rem, 2vw, 2rem);
  min-height: 236px;
}

.process-number {
  display: inline-flex;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.13em;
  color: var(--muted);
}

.process-card h3 {
  margin: 0 0 0.65rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 1.42rem;
  letter-spacing: -0.02em;
}

.process-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.82;
}

.projects {
  background: #fff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}

.project-card {
  grid-column: span 4;
  width: 100%;
  min-width: 0;
  overflow: hidden;
}

.project-card img {
  width: 100%;
  height: 270px;
  object-fit: cover;
}

.project-meta {
  padding: 1.16rem 1.12rem 1.3rem;
}

.project-meta h3 {
  margin: 0 0 0.34rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.project-meta p {
  margin: 0;
  line-height: 1.72;
  color: var(--muted);
}

.page-hero {
  padding-top: clamp(2.2rem, 5vw, 3.5rem);
  padding-bottom: clamp(2.2rem, 4vw, 3.4rem);
}

.page-hero h1 {
  margin: 0;
  max-width: 16ch;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: clamp(2rem, 5.8vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.03em;
}

.page-hero p {
  margin: 1rem 0 0;
  max-width: 65ch;
  line-height: 1.7;
  color: var(--muted);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.2rem;
  align-items: stretch;
}

.portfolio-card {
  grid-column: span 4;
  width: 100%;
  min-width: 0;
  overflow: hidden;
}

.portfolio-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.portfolio-meta {
  padding: 1.2rem 1.15rem 1.3rem;
}

.portfolio-meta h3 {
  margin: 0 0 0.3rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 1.2rem;
}

.portfolio-location {
  display: inline-block;
  font-size: 0.82rem;
  color: #29473b;
  background: rgba(31, 58, 47, 0.1);
  border-radius: 999px;
  padding: 0.24rem 0.65rem;
  margin-bottom: 0.7rem;
}

.portfolio-meta p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.before-after-section {
  background: linear-gradient(180deg, #ffffff 0%, #f7f4ee 100%);
}

.compare-intro {
  margin: 0.9rem 0 0;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.76;
}

.slider-container {
  --position: 52%;
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 16 / 9;
  background: #111;
}

.slider-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}

.after-image {
  filter: saturate(1.04) contrast(1.02);
}

.before-image-wrapper {
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--position);
  overflow: hidden;
}

.before-image {
  filter: grayscale(0.1) contrast(0.92) brightness(0.9);
}

.slider-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--position);
  width: 2px;
  background: rgba(255, 255, 255, 0.94);
  transform: translateX(-1px);
  z-index: 4;
}

.slider-handle {
  position: absolute;
  top: 50%;
  left: var(--position);
  width: 50px;
  height: 50px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: rgba(12, 12, 12, 0.62);
  color: #fff;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
  z-index: 5;
  pointer-events: none;
}

.slider-handle-arrows {
  font-size: 1.1rem;
  line-height: 1;
}

.compare-tag {
  position: absolute;
  top: 1rem;
  z-index: 3;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.48);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
}

.compare-tag-before {
  left: 1rem;
}

.compare-tag-after {
  right: 1rem;
}

.comparison-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  opacity: 0;
  cursor: ew-resize;
}

.process-timeline-section {
  background: #fff;
}

.timeline-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.timeline-grid::before {
  content: "";
  position: absolute;
  left: 8%;
  right: 8%;
  top: 34px;
  height: 1px;
  background: var(--line);
}

.timeline-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
  padding: 1.15rem 1rem 1.2rem;
}

.timeline-step {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
}

.timeline-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-family: "Montserrat", "Inter", sans-serif;
}

.timeline-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
  font-size: 0.95rem;
}

.standards-section {
  background: #111111;
  padding-top: clamp(6.2rem, 11vw, 8.2rem);
  padding-bottom: clamp(6.2rem, 11vw, 8.2rem);
}

.standards-shell {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: clamp(1.4rem, 3vw, 3rem);
}

.standards-copy .eyebrow {
  color: rgba(255, 255, 255, 0.62);
}

.standards-copy h2 {
  margin: 0;
  color: #ffffff;
  max-width: 16ch;
}

.standards-text {
  margin: 1rem 0 0;
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.78;
}

.standards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
}

.standard-item {
  min-height: 138px;
  padding: 0.35rem 0.1rem;
  display: grid;
  align-content: start;
  gap: 0.95rem;
}

.standard-icon {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  display: grid;
  place-items: center;
  color: #ffffff;
}

.standard-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.standard-item h3 {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.45;
  color: #f5f5f5;
}

.faq-section {
  background: #fff;
}

.faq-list {
  display: grid;
  gap: 0.7rem;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  padding: 1rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a1a;
  cursor: pointer;
}

.faq-symbol {
  font-size: 1.2rem;
  line-height: 1;
  color: #666;
  transition: transform 240ms ease, color 240ms ease;
}

.faq-question[aria-expanded="true"] .faq-symbol {
  transform: rotate(45deg);
  color: #222;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 360ms ease;
}

.faq-answer p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: var(--muted);
  line-height: 1.78;
}

.cta-banner-section {
  background: #f1efea;
}

.cta-banner {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
  text-align: center;
  padding: clamp(1.8rem, 3.6vw, 3rem);
}

.cta-banner h2 {
  margin: 0 0 0.75rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  line-height: 1.15;
}

.cta-banner p {
  margin: 0 auto 1.2rem;
  max-width: 58ch;
  color: var(--muted);
  line-height: 1.78;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.25rem;
}

.contact-card,
.contact-info {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.contact-card {
  padding: clamp(1.3rem, 2vw, 2rem);
}

.form-grid {
  display: grid;
  gap: 1rem;
}

.input-row {
  display: grid;
  gap: 0.45rem;
}

.input-row label {
  font-size: 0.9rem;
  font-weight: 600;
}

.input-row input,
.input-row textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fcfcfc;
  color: #111;
  padding: 0.82rem 0.92rem;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 200ms ease, box-shadow 200ms ease, background 200ms ease;
}

.input-row textarea {
  min-height: 150px;
  resize: vertical;
}

.input-row input:focus,
.input-row textarea:focus {
  outline: none;
  border-color: #617d71;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(73, 105, 92, 0.18);
}

.submit-btn {
  margin-top: 0.2rem;
  min-height: 50px;
  border: 0;
  border-radius: 999px;
  background: #171717;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease;
}

.submit-btn:hover,
.submit-btn:focus-visible {
  transform: translateY(-2px);
  background: #0e0e0e;
}

.contact-info {
  padding: clamp(1.3rem, 2vw, 2rem);
  display: grid;
  gap: 1rem;
}

.info-block h3 {
  margin: 0 0 0.5rem;
  font-family: "Montserrat", "Inter", sans-serif;
}

.info-block p,
.info-block a {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.map-placeholder {
  border-radius: var(--radius-sm);
  border: 1px dashed rgba(58, 58, 58, 0.35);
  background:
    linear-gradient(135deg, rgba(31, 58, 47, 0.1) 0%, rgba(31, 58, 47, 0.03) 100%),
    #f9f8f5;
  min-height: 245px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 1rem;
}

.map-placeholder p {
  margin: 0;
  max-width: 30ch;
  color: #3f4b45;
  line-height: 1.5;
}

.site-footer {
  background: #141414;
  color: #fff;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1fr;
  gap: 1.2rem;
  padding-top: clamp(3rem, 5vw, 4.2rem);
  padding-bottom: clamp(2rem, 4vw, 2.8rem);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-brand img {
  height: 62px;
  width: auto;
  margin-bottom: 0.85rem;
}

.footer-brand p,
.footer-col a,
.footer-col p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.62;
}

.footer-col h4 {
  margin: 0 0 0.7rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 1rem;
}

.footer-links {
  display: grid;
  gap: 0.35rem;
}

.footer-bottom {
  padding: 1.35rem 0 2rem;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 680ms cubic-bezier(0.2, 0.75, 0.3, 1), transform 680ms cubic-bezier(0.2, 0.75, 0.3, 1);
  will-change: opacity, transform;
}

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

/* Why Choose Us Section - Apple Glassmorphism Aesthetic */
.why-choose-us-section {
  background: radial-gradient(120% 120% at 50% 0%, #fefdfa 0%, #f1ebe2 100%);
  border-bottom: 1px solid var(--line-soft);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.why-card {
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2vw, 2.2rem);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.03);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, background-color 0.4s ease, border-color 0.4s ease;
  display: flex;
  flex-direction: column;
}

.why-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 40px 0 rgba(31, 38, 135, 0.08);
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(31, 58, 47, 0.07);
  color: var(--brand);
  display: grid;
  place-items: center;
  margin-bottom: 1.35rem;
  transition: background-color 0.3s ease, color 0.3s ease;
  flex-shrink: 0;
}

.why-icon svg {
  width: 22px;
  height: 22px;
}

.why-card:hover .why-icon {
  background: var(--brand);
  color: #ffffff;
}

.why-card h3 {
  margin: 0 0 0.75rem 0;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.why-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.74;
  color: var(--muted);
}

/* Floating Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2.2rem;
  right: 2.2rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--brand);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 6px 22px rgba(16, 16, 16, 0.18);
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: #12221b;
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(16, 16, 16, 0.28);
}

.back-to-top:active {
  transform: translateY(-1px);
}

/* Contact & Footer Email Link Upgrades */
.footer-email-link {
  font-weight: 600;
  color: #ffffff;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.3);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.footer-email-link:hover {
  color: var(--line) !important;
  border-color: var(--line);
}

.contact-email-block {
  margin-top: 0.8rem;
}

.contact-email-block h4 {
  margin: 0 0 0.45rem;
  font-family: "Montserrat", "Inter", sans-serif;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.contact-email-link {
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--brand) !important;
  border-bottom: 2px solid rgba(31, 58, 47, 0.2);
  padding-bottom: 3px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.contact-email-link:hover {
  color: #385e4e !important;
  border-color: #385e4e;
}

@media (max-width: 1120px) {
  .portfolio-card,
  .project-card {
    grid-column: span 6;
  }

  .projects-grid,
  .portfolio-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .contact-wrap {
    grid-template-columns: 1fr;
  }

  .timeline-grid,
  .standards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline-grid::before {
    display: none;
  }

  .standards-shell {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (max-width: 1080px) {
  :root {
    --header-offset: 116px;
  }

  .site-header {
    padding-top: 0.65rem;
  }

  .nav-shell {
    border-radius: 22px;
    min-height: 78px;
  }

  .brand img {
    height: 54px;
  }

  .menu-toggle {
    display: inline-block;
    position: relative;
    z-index: 25;
  }

  .nav-panel {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 12px 35px rgba(16, 16, 16, 0.08);
    padding: 0.85rem;
    display: grid;
    gap: 0.7rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 220ms ease, transform 220ms ease;
  }

  .nav-panel.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav {
    display: grid;
    gap: 0.34rem;
  }

  .main-nav a {
    padding: 0.75rem;
    border-radius: 12px;
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav a:hover,
  .main-nav a:focus-visible {
    background: #f3f3f3;
  }

  .lang-switch {
    width: fit-content;
    margin-left: 0;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .hero {
    min-height: 92svh;
  }

  .hero-content {
    padding-bottom: 2.1rem;
  }

  .hero h1 {
    max-width: 13.5ch;
  }

  .section {
    padding: 4.1rem 0;
  }

  .portfolio-card,
  .project-card {
    grid-column: span 12;
  }

  .timeline-grid,
  .standards-grid {
    grid-template-columns: 1fr;
  }

  .standards-section {
    padding-top: 4.8rem;
    padding-bottom: 4.8rem;
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .back-to-top {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 46px;
    height: 46px;
  }
}

@media (max-width: 767px) {
  .hero {
    background-image: url("img/hero-mobile.jpg");
    background-position: center top;
  }

  .hero h1 {
    font-size: clamp(1.85rem, 8.8vw, 2.8rem);
    line-height: 1.08;
    max-width: 12ch;
  }

  .slider-container {
    aspect-ratio: 4 / 5;
  }
}

@media (max-width: 560px) {
  :root {
    --header-offset: 104px;
  }

  .container {
    width: min(var(--container), calc(100% - 2.25rem));
  }

  .brand img {
    height: 50px;
  }

  .hero-text {
    margin-bottom: 1.55rem;
    font-size: 0.98rem;
  }

  .project-card img,
  .portfolio-card img {
    height: 235px;
  }
/* Form Status Banner */
.form-status {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.5;
  text-align: left;
}
.form-status.success {
  background-color: rgba(46, 204, 113, 0.1);
  border: 1px solid #2ecc71;
  color: #2ecc71;
}
.form-status.error {
  background-color: rgba(231, 76, 60, 0.1);
  border: 1px solid #e74c3c;
  color: #e74c3c;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}