:root {
  --color-ink: #20242f;
  --color-ink-soft: #4f586d;
  --color-heading: #141925;
  --color-line: rgba(20, 25, 37, 0.12);
  --color-surface: #ffffff;
  --color-surface-soft: #f4f1ea;
  --color-surface-muted: #fbfaf7;
  --color-brand: #0000fe;
  --color-brand-strong: #0000b8;
  --color-brand-rgb: 0, 0, 254;
  --color-accent: #c7a977;
  --color-footer: #161d2a;
  --color-footer-text: #d8deea;

  --font-body: "Aptos", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-display: "Palatino Linotype", "Book Antiqua", Georgia, serif;

  --container-width: 1180px;

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6rem;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;

  --shadow-soft: 0 20px 40px rgba(17, 24, 39, 0.07);
  --shadow-card: 0 26px 60px rgba(17, 24, 39, 0.08);
  --shadow-hero: 0 40px 80px rgba(var(--color-brand-rgb), 0.18);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background:
    radial-gradient(circle at top left, rgba(199, 169, 119, 0.14), transparent 28%),
    linear-gradient(180deg, #fcfbf8 0%, #f7f5f0 100%);
  line-height: 1.65;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
}

dl,
dd {
  margin: 0;
}

p {
  margin: 0;
}

main {
  display: block;
}

.container {
  width: min(100% - 2rem, var(--container-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(20, 25, 37, 0.08);
  background: rgba(252, 251, 248, 0.88);
  backdrop-filter: blur(18px);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 92px;
}

.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  width: auto;
  height: 82px;
  object-fit: contain;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
  list-style: none;
}

.main-nav a {
  position: relative;
  padding: 0.35rem 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  transition: color 0.24s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--color-accent), var(--color-brand));
  transition: transform 0.24s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-heading);
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(var(--color-brand-rgb), 0.16);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.74);
  cursor: pointer;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--color-brand);
  transition: transform 0.24s ease, opacity 0.24s ease;
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.hero,
.page-hero {
  position: relative;
  overflow: hidden;
}

.hero::before,
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(var(--color-brand-rgb), 0.1), transparent 28%),
    radial-gradient(circle at 20% 40%, rgba(199, 169, 119, 0.16), transparent 24%);
  pointer-events: none;
}

.hero {
  padding: var(--space-8) 0 var(--space-7);
}

.hero__layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: var(--space-6);
  align-items: center;
}

.hero__content,
.page-hero__content {
  position: relative;
  z-index: 1;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: var(--space-3);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-brand);
}

.section-label::before {
  content: "";
  width: 2.75rem;
  height: 1px;
  background: currentColor;
  opacity: 0.5;
}

.section-label--light {
  color: rgba(255, 255, 255, 0.78);
}

.hero__title,
.page-hero__title,
.section-title,
.cta-banner__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.02;
  color: var(--color-heading);
  text-wrap: balance;
}

.hero__title {
  max-width: 12ch;
  font-size: clamp(3.1rem, 7vw, 5.6rem);
}

.hero__description,
.page-hero__text,
.section-description,
.section-text,
.service-card__text,
.feature-card__text,
.info-card__text,
.content-card__text,
.project-card__text,
.cta-banner__text {
  color: var(--color-ink-soft);
}

.hero__description {
  max-width: 44rem;
  margin-top: var(--space-4);
  font-size: 1.1rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0.95rem 1.6rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  transition:
    transform 0.24s ease,
    background-color 0.24s ease,
    border-color 0.24s ease,
    box-shadow 0.24s ease,
    color 0.24s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-brand-strong) 100%);
  box-shadow: 0 18px 35px rgba(var(--color-brand-rgb), 0.2);
}

.button--primary:hover {
  box-shadow: 0 24px 42px rgba(var(--color-brand-rgb), 0.28);
}

.button--secondary {
  color: var(--color-heading);
  border-color: rgba(20, 25, 37, 0.12);
  background: rgba(255, 255, 255, 0.75);
}

.button--secondary:hover {
  border-color: rgba(var(--color-brand-rgb), 0.32);
  color: var(--color-brand);
}

.button--light {
  color: var(--color-heading);
  background: #fff;
  box-shadow: none;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-6);
  list-style: none;
}

.hero__metrics li {
  padding: var(--space-4);
  border: 1px solid rgba(20, 25, 37, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow-soft);
}

.hero__metrics strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--color-heading);
}

.hero__metrics span {
  display: block;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}

.hero__visual {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-4);
}

.hero__image,
.section-media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-hero);
}

.hero__image {
  aspect-ratio: 4 / 3;
}

.hero__image img,
.section-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__panel {
  position: relative;
  z-index: 1;
  padding: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: var(--radius-lg);
  color: #f6f4ef;
  background:
    linear-gradient(155deg, rgba(14, 29, 38, 0.22), rgba(14, 29, 38, 0)),
    linear-gradient(135deg, var(--color-brand) 0%, var(--color-brand-strong) 100%);
  box-shadow: var(--shadow-hero);
}

.hero__panel-tag {
  margin-bottom: var(--space-3);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.76);
}

.hero__panel-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.08;
}

.hero__panel-text {
  margin-top: var(--space-3);
  color: rgba(255, 255, 255, 0.82);
}

.hero__panel-list {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.hero__panel-list dt {
  margin-bottom: 0.3rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.hero__panel-list dd {
  color: rgba(255, 255, 255, 0.88);
}

.section {
  padding: var(--space-7) 0;
}

.section--soft {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(244, 241, 234, 0.88));
}

.section--tight {
  padding-top: 0;
}

.section-header {
  max-width: 46rem;
  margin-bottom: var(--space-5);
}

.section-intro {
  margin-bottom: var(--space-5);
}

.section-intro--media {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.48fr);
  gap: var(--space-5);
  align-items: end;
}

.section-intro--media .section-header {
  margin-bottom: 0;
}

.section-media {
  aspect-ratio: 16 / 10;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.section-description,
.section-text,
.page-hero__text {
  margin-top: var(--space-3);
  font-size: 1rem;
}

.card-grid {
  display: grid;
  gap: var(--space-4);
}

.card-grid--three-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card,
.feature-card,
.info-card,
.content-card,
.project-card,
.contact-form {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-card);
}

.service-card,
.feature-card,
.content-card,
.project-card,
.info-card,
.contact-form {
  padding: var(--space-5);
}

.service-card,
.feature-card,
.project-card {
  min-height: 100%;
}

.service-card__title,
.feature-card__title,
.content-card__title,
.project-card__title,
.info-card__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-heading);
}

.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-brand));
}

.feature-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(244, 241, 234, 0.92));
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: var(--space-5);
  align-items: start;
}

.split-layout__content {
  display: grid;
  gap: var(--space-3);
}

.info-card__list {
  display: grid;
  gap: 0.85rem;
  margin-top: var(--space-3);
  list-style: none;
}

.info-card__item {
  padding-bottom: 0.85rem;
  border-bottom: 1px solid rgba(20, 25, 37, 0.08);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--space-2);
  font-weight: 700;
  color: var(--color-brand);
}

.text-link::after {
  content: "?";
  transition: transform 0.24s ease;
}

.text-link:hover::after {
  transform: translateX(4px);
}

.page-hero {
  padding: var(--space-7) 0 var(--space-6);
}

.page-hero__content {
  max-width: 42rem;
}

.page-hero__title {
  font-size: clamp(2.7rem, 5.4vw, 4.3rem);
}

.stack {
  display: grid;
  gap: var(--space-4);
}

.project-card__meta + .project-card__meta,
.project-card__meta + .project-card__text {
  margin-top: 0.45rem;
}

.project-image-placeholder {
  display: grid;
  place-items: center;
  min-height: 200px;
  margin-bottom: var(--space-4);
  border: 1px dashed rgba(var(--color-brand-rgb), 0.3);
  border-radius: calc(var(--radius-md) - 6px);
  background:
    linear-gradient(135deg, rgba(199, 169, 119, 0.16), rgba(var(--color-brand-rgb), 0.08)),
    #f8f6f1;
  color: var(--color-brand);
  font-weight: 700;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: var(--space-5);
}

.contact-form {
  display: grid;
  gap: 0.85rem;
}

.contact-form label {
  font-weight: 600;
  color: var(--color-heading);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.95rem 1rem;
  border: 1px solid rgba(20, 25, 37, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  font: inherit;
  color: var(--color-ink);
  transition: border-color 0.24s ease, box-shadow 0.24s ease;
}

.contact-form select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--color-muted) 50%),
    linear-gradient(135deg, var(--color-muted) 50%, transparent 50%);
  background-position: calc(100% - 1.15rem) 50%, calc(100% - 0.8rem) 50%;
  background-size: 0.35rem 0.35rem, 0.35rem 0.35rem;
  background-repeat: no-repeat;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(var(--color-brand-rgb), 0.42);
  box-shadow: 0 0 0 4px rgba(var(--color-brand-rgb), 0.08);
}

.contact-form .button {
  margin-top: 0.4rem;
}

.form-help,
.form-status {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.form-help {
  color: var(--color-muted);
}

.form-status {
  min-height: 1.6em;
  font-weight: 600;
}

.form-status.is-error {
  color: #a33b2b;
}

.form-status.is-success {
  color: #1e7a46;
}

.form-status.is-loading {
  color: var(--color-heading);
}

.contact-form .button:disabled {
  cursor: wait;
  opacity: 0.7;
}

.contact-form .is-invalid {
  border-color: rgba(163, 59, 43, 0.55);
  box-shadow: 0 0 0 4px rgba(163, 59, 43, 0.12);
}

.cta-section {
  padding-top: 0;
}

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: clamp(2rem, 5vw, 3.5rem);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.12), transparent 26%),
    linear-gradient(135deg, var(--color-brand-strong) 0%, #101a24 100%);
  box-shadow: var(--shadow-hero);
}

.cta-banner__content {
  max-width: 40rem;
}

.cta-banner__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: #fff;
}

.cta-banner__text {
  margin-top: var(--space-3);
  color: rgba(255, 255, 255, 0.76);
}

.site-footer {
  margin-top: var(--space-7);
  padding: var(--space-6) 0;
  color: var(--color-footer-text);
  background:
    linear-gradient(180deg, rgba(10, 17, 26, 0.9), rgba(10, 17, 26, 1)),
    var(--color-footer);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
}

.site-footer__title,
.site-footer__subtitle {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
}

.site-footer__subtitle {
  font-size: 1.2rem;
}

.site-footer__text {
  color: rgba(216, 222, 234, 0.8);
}

.site-footer__links {
  display: grid;
  gap: 0.55rem;
  list-style: none;
}

.site-footer__link {
  color: rgba(255, 255, 255, 0.9);
}

.site-footer__link:hover {
  color: var(--color-accent);
}

@media (max-width: 980px) {
  .hero__layout,
  .section-intro--media,
  .split-layout,
  .contact-grid,
  .card-grid--three-columns,
  .site-footer__grid {
    grid-template-columns: 1fr;
  }

  .hero__title {
    max-width: 14ch;
  }

  .hero__panel {
    max-width: 40rem;
  }

  .section-media {
    max-width: 42rem;
  }

  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .nav-wrapper {
    position: relative;
    min-height: 86px;
    padding: 0.55rem 0;
  }

  .logo img {
    height: 72px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% - 0.25rem);
    left: 0;
    right: 0;
    display: none;
    padding: var(--space-3);
    border: 1px solid rgba(20, 25, 37, 0.08);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow-card);
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .hero,
  .page-hero,
  .section {
    padding: var(--space-6) 0;
  }

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

  .hero__panel,
  .service-card,
  .feature-card,
  .content-card,
  .project-card,
  .info-card,
  .contact-form {
    padding: var(--space-4);
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 1.25rem, var(--container-width));
  }

  .hero__title {
    font-size: clamp(2.6rem, 12vw, 4rem);
  }

  .page-hero__title,
  .section-title,
  .cta-banner__title {
    font-size: clamp(2rem, 9vw, 2.8rem);
  }

  .button {
    width: 100%;
  }
}

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

.card-grid--four-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.split-layout--wide-gap {
  gap: var(--space-6);
}

.section-block {
  margin-top: var(--space-5);
}

.stat-card,
.project-spotlight,
.timeline__item,
.project-list__item {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-card);
}

.stat-card {
  padding: var(--space-4);
  min-height: 100%;
}

.stat-card__value {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--color-heading);
}

.stat-card__label {
  color: var(--color-ink-soft);
}

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.badge-list__item {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.7rem 1rem;
  border: 1px solid rgba(var(--color-brand-rgb), 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-heading);
  font-weight: 600;
}

.content-card--with-list {
  display: grid;
  gap: var(--space-3);
}

.content-card__list {
  display: grid;
  gap: 0.65rem;
  padding-left: 1.2rem;
  color: var(--color-ink-soft);
}

.project-spotlight {
  padding: var(--space-5);
  min-height: 100%;
}

.project-spotlight__meta,
.project-list__meta,
.timeline__period {
  margin-bottom: 0.7rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand);
}

.project-spotlight__title,
.project-list__title,
.timeline__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.55rem;
  line-height: 1.14;
  color: var(--color-heading);
}

.project-spotlight__text,
.timeline__text {
  margin-top: var(--space-3);
  color: var(--color-ink-soft);
}

.project-spotlight__data {
  margin-top: var(--space-4);
  color: var(--color-heading);
  font-weight: 600;
}

.project-list {
  display: grid;
  gap: var(--space-4);
}

.project-list__item {
  padding: var(--space-4);
}

.project-list__meta {
  margin-top: 0.8rem;
  margin-bottom: 0;
  letter-spacing: 0.02em;
  text-transform: none;
  font-size: 0.96rem;
  font-weight: 500;
  color: var(--color-ink-soft);
}

.timeline {
  display: grid;
  gap: var(--space-4);
}

.timeline__item {
  position: relative;
  padding: var(--space-5);
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.5rem;
  bottom: 1.5rem;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--color-accent), var(--color-brand));
}

.timeline__item > * {
  margin-left: 1rem;
}

@media (max-width: 980px) {
  .card-grid--two-columns,
  .card-grid--four-columns {
    grid-template-columns: 1fr;
  }
}