:root {
  --ink: #161616;
  --text: #4a4a4a;
  --heading: #111111;
  --line: #e8e8e8;
  --bg: #ffffff;
  --soft: #f7f7f7;
  --max: 1222px;
  --header-h: 90px;
  --font: "SF Pro Display", "Segoe UI", Arial, Helvetica, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

.container {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* Header — iService style */
.site-header {
  position: relative;
  z-index: 50;
  background: #fff;
  border-bottom: 1px solid transparent;
}

.header-inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  position: relative;
  margin-left: -8px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 12px 28px 12px 22px;
  background: #111;
  color: #fff;
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 92% 100%, 0 100%);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a:not(.btn) {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #333;
  transition: color 0.2s ease;
}

.nav a:not(.btn):hover,
.nav a:not(.btn).is-active {
  color: #000;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 5px;
  border: 0;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 0.2s ease, color 0.2s ease, opacity 0.2s ease;
}

.btn-dark {
  background: #161616;
  color: #fff;
}

.btn-dark:hover {
  background: #000;
}

.btn-ghost {
  background: transparent;
  color: #161616;
  border: 1px solid #ddd;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid #e5e5e5;
  border-radius: 5px;
  background: #fff;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: #161616;
}

/* Hero */
.hero {
  padding: 70px 0 40px;
  background: #fff;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.hero-copy h1 {
  margin: 0 0 20px;
  color: #111;
  font-size: clamp(34px, 4.6vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.hero-copy p {
  margin: 0;
  max-width: 540px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.7;
  color: #222;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-circle {
  width: min(100%, 420px);
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  background: #4a4a4a;
}

.hero-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Features */
.features {
  padding: 30px 0 70px;
}

.feature-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border: 1.5px solid #222;
  border-radius: 50%;
  display: grid;
  place-items: center;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  stroke: #222;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature h3 {
  margin: 0;
  color: #222;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.25;
}

/* Intro band */
.intro {
  padding: 40px 0 20px;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.intro h2,
.service h3,
.section-title,
.page-hero h1,
.contact-card h2,
.about-copy h2 {
  margin: 0 0 16px;
  color: var(--heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.intro h2 {
  font-size: clamp(28px, 3.4vw, 40px);
}

.intro p,
.service p,
.about-copy p {
  margin: 0 0 14px;
  font-size: 15.5px;
}

.intro-media,
.service-media {
  overflow: hidden;
  border-radius: 0;
}

.intro-media img,
.service-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* Services */
.services {
  padding: 20px 0 80px;
}

.service {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 50px 0;
  border-top: 1px solid var(--line);
}

.service:last-child {
  border-bottom: 1px solid var(--line);
}

.service.reverse .service-copy {
  order: 2;
}

.service.reverse .service-media {
  order: 1;
}

.service h3 {
  font-size: clamp(26px, 3vw, 34px);
}

/* Inner pages */
.page-hero {
  padding: 70px 0 40px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  font-size: clamp(34px, 4vw, 48px);
}

.page-hero p {
  margin: 0;
  max-width: 520px;
}

.section {
  padding: 60px 0;
}

.about-grid,
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
}

.stat-list {
  display: grid;
  gap: 14px;
}

.stat {
  padding: 18px 20px;
  border: 1px solid var(--line);
  background: var(--soft);
}

.stat strong {
  display: block;
  color: var(--heading);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact-card {
  border: 1px solid var(--line);
  padding: 28px;
  background: #fff;
}

.contact-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.contact-list small {
  display: block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 2px;
}

.contact-list a,
.contact-list span {
  color: var(--heading);
  font-weight: 600;
}

.map-wrap {
  min-height: 380px;
  border: 1px solid var(--line);
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  min-height: 380px;
  border: 0;
}

.form {
  display: grid;
  gap: 14px;
  max-width: 560px;
}

.form label {
  display: grid;
  gap: 6px;
  color: var(--heading);
  font-size: 14px;
  font-weight: 600;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #ddd;
  border-radius: 5px;
  background: #fff;
  color: #333;
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.form-note {
  margin: 0;
  font-size: 13px;
}

/* Footer */
.site-footer {
  background: #111;
  color: rgba(255, 255, 255, 0.7);
  padding: 50px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer .brand-logo {
  margin-bottom: 12px;
  font-size: 18px;
  min-height: 44px;
}

.site-footer h4 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
}

/* WhatsApp */
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.whatsapp-float::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #e11d48;
  border: 2px solid #25d366;
}

@media (max-width: 960px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 20px 18px;
    gap: 4px;
    display: none;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a,
  .nav .btn {
    width: 100%;
    padding: 12px 8px;
  }

  .hero-grid,
  .intro-grid,
  .service,
  .service.reverse,
  .about-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service.reverse .service-copy,
  .service.reverse .service-media {
    order: initial;
  }

  .feature-row {
    grid-template-columns: 1fr 1fr;
    row-gap: 28px;
  }

  .hero {
    padding-top: 40px;
  }

  .brand-logo {
    font-size: 16px;
    padding: 12px 22px 12px 16px;
  }
}