/* =========================
   TAN TEHNIK - STYLE CSS
========================= */

:root {
  --navy: #082f49;
  --blue: #079bc5;
  --red: #e52b4d;
  --green: #16a765;
  --white: #ffffff;
  --light: #f4fbfe;
  --text: #172b3a;
  --muted: #617687;
  --shadow: 0 12px 35px rgba(8, 47, 73, 0.10);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

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

/* =========================
   HEADER & NAVIGASI
========================= */

.top-strip {
  padding: 8px 15px;
  text-align: center;
  color: white;
  background: var(--navy);
  font-size: 12px;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 3px 18px rgba(8, 47, 73, 0.08);
}

.nav {
  max-width: 1160px;
  margin: auto;
  padding: 13px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 900;
  color: var(--navy);
}

.brand-mark {
  width: 43px;
  height: 43px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--blue);
  color: white;
  font-size: 23px;
}

.brand-name span {
  color: var(--red);
}

.links {
  display: flex;
  align-items: center;
  gap: 25px;
  font-size: 14px;
  font-weight: bold;
}

.links a:hover {
  color: var(--blue);
}

/* =========================
   TOMBOL
========================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 18px;
  border: none;
  border-radius: 12px;
  background: var(--green);
  color: white;
  font-weight: bold;
  cursor: pointer;
  transition: 0.25s;
}

.btn:hover {
  transform: translateY(-3px);
  filter: brightness(0.95);
}

.btn-dark {
  background: var(--navy);
}

/* =========================
   HERO / BACKGROUND UTAMA
========================= */

.hero {
  position: relative;
  overflow: hidden;

  /* Tempat gambar background utama */
  background-image:
    linear-gradient(
      90deg,
      rgba(244, 252, 255, 0.96),
      rgba(244, 252, 255, 0.82)
    ),
    url("images/background/background-utama.jpg");

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-inner {
  max-width: 1160px;
  margin: auto;
  padding: 75px 22px 85px;

  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
}

.hero-copy {
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.80);
  box-shadow: var(--shadow);
  backdrop-filter: blur(7px);
}

.eyebrow {
  display: inline-block;
  padding: 7px 13px;
  border-radius: 30px;
  background: #e5faff;
  color: #08799b;
  font-size: 11px;
  font-weight: bold;
  letter-spacing: 1px;
}

.hero h1 {
  margin: 18px 0;
  color: var(--navy);
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.1;
  letter-spacing: -1.5px;
}

.hero h1 span {
  color: var(--red);
}

.hero-copy p {
  margin-bottom: 23px;
  color: var(--muted);
  font-size: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 12px;
  font-weight: bold;
}

/* =========================
   KARTU ILUSTRASI AC
========================= */

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 330px;
}

.visual-panel {
  width: 100%;
  max-width: 390px;
  padding: 30px 24px;
  text-align: center;
  border-radius: 25px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.symbol {
  font-size: 85px;
  line-height: 1.2;
}

.visual-panel h2 {
  margin: 12px 0 5px;
  color: var(--navy);
  font-size: 23px;
}

.visual-panel p {
  color: var(--muted);
  font-size: 13px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 7px;
  margin-top: 17px;
}

.tags span {
  padding: 6px 10px;
  border-radius: 20px;
  background: #e9f9fd;
  color: #126782;
  font-size: 10px;
  font-weight: bold;
}

.float-tag {
  position: absolute;
  padding: 11px 13px;
  border-radius: 12px;
  background: white;
  box-shadow: var(--shadow);
  color: var(--navy);
  font-size: 12px;
  font-weight: bold;
}

.tag-one {
  top: 8px;
  left: 0;
}

.tag-two {
  right: 0;
  bottom: 8px;
}

/* =========================
   INFORMASI KEUNGGULAN
========================= */

.trust {
  position: relative;
  z-index: 2;
  max-width: 1050px;
  margin: -25px auto 0;
  padding: 0 18px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 18px 10px;
  border: 1px solid #e4eff4;
  border-radius: 18px;
  background: white;
  box-shadow: var(--shadow);
}

.trust-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 6px;
}

.trust-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #e8f9fd;
  font-size: 20px;
}

.trust-item strong,
.trust-item small {
  display: block;
}

.trust-item strong {
  color: var(--navy);
  font-size: 12px;
}

.trust-item small {
  color: var(--muted);
  font-size: 10px;
}

/* =========================
   JUDUL SECTION
========================= */

section.content {
  padding: 75px 22px;
}

.inner {
  max-width: 1100px;
  margin: auto;
}

.section-head {
  max-width: 650px;
  margin: 0 auto 35px;
  text-align: center;
}

.section-head h2 {
  margin: 12px 0;
  color: var(--navy);
  font-size: clamp(29px, 3.5vw, 42px);
  line-height: 1.2;
}

.section-head p {
  color: var(--muted);
  font-size: 14px;
}

/* =========================
   KARTU LAYANAN
========================= */

.services {
  background: linear-gradient(#f5fbfd, #ffffff);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service {
  padding: 24px;
  border: 1px solid #e1edf2;
  border-radius: 20px;
  background: white;
  box-shadow: 0 8px 25px rgba(8, 47, 73, 0.04);
  transition: 0.25s;
}

.service:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: #b9eaf5;
}

.service-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 15px;
  border-radius: 15px;
  background: #e5faff;
  font-size: 26px;
}

.service h3 {
  margin-bottom: 7px;
  color: var(--navy);
  font-size: 17px;
}

.service p {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}

.service a {
  color: #0786ad;
  font-size: 12px;
  font-weight: bold;
}

/* =========================
   TENTANG KAMI
========================= */

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 42px;
}

.about-art {
  position: relative;
  min-height: 310px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 25px;
  background: linear-gradient(145deg, #dff8ff, #f3fcff);
}

.big-emoji {
  z-index: 1;
  font-size: 100px;
}

.about-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  padding: 10px 13px;
  border-radius: 12px;
  background: white;
  box-shadow: var(--shadow);
  color: var(--navy);
  font-size: 11px;
  font-weight: bold;
}

.about-copy h2 {
  margin: 12px 0;
  color: var(--navy);
  font-size: clamp(29px, 3.5vw, 41px);
  line-height: 1.2;
}

.about-copy p {
  color: var(--muted);
  font-size: 14px;
}

.benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 20px;
}

.benefit {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: #385465;
  font-size: 12px;
  font-weight: bold;
}

.check {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #e0f8eb;
  color: #13884f;
}

/* =========================
   KONTAK
========================= */

.contact-wrap {
  padding: 0 22px 75px !important;
}

.contact-panel {
  max-width: 1100px;
  margin: auto;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  border-radius: 25px;
  background: linear-gradient(125deg, var(--navy), #075778);
  color: white;
  box-shadow: var(--shadow);
}

.contact-panel h2 {
  margin-bottom: 10px;
  font-size: clamp(27px, 3.5vw, 39px);
  line-height: 1.2;
}

.contact-panel p {
  color: #d5edf6;
}

.numbers {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 15px;
  font-size: 13px;
  font-weight: bold;
}

.contact-panel .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

/* =========================
   FOOTER & WHATSAPP
========================= */

footer {
  padding: 22px 15px;
  text-align: center;
  background: #05263b;
  color: #bcd4e1;
  font-size: 12px;
}

footer strong {
  color: white;
}

.wa-float {
  position: fixed;
  right: 17px;
  bottom: 17px;
  z-index: 200;
  display: grid;
  place-items: center;
  width: 57px;
  height: 57px;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--green);
  color: white;
  font-size: 25px;
  box-shadow: var(--shadow);
}

/* =========================
   RESPONSIVE TABLET
========================= */

@media (max-width: 850px) {
  .links {
    gap: 13px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding: 50px 18px 60px;
  }

  .hero-visual {
    min-height: 300px;
  }

  .tag-one {
    left: 4%;
  }

  .tag-two {
    right: 4%;
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-art {
    min-height: 260px;
  }

  .contact-panel {
    padding: 30px 25px;
  }
}

/* =========================
   RESPONSIVE HP
========================= */

@media (max-width: 600px) {
  .top-strip {
    font-size: 10px;
  }

  .nav {
    flex-wrap: wrap;
    gap: 10px;
    padding: 10px 13px;
  }

  .brand {
    font-size: 17px;
  }

  .brand-mark {
    width: 37px;
    height: 37px;
  }

  .links {
    order: 3;
    width: 100%;
    justify-content: space-around;
    gap: 6px;
    padding: 7px 0 2px;
    font-size: 12px;
  }

  .nav > .btn {
    padding: 10px;
    font-size: 11px;
  }

  .hero {
    background-image:
      linear-gradient(
        rgba(245, 252, 255, 0.91),
        rgba(245, 252, 255, 0.91)
      ),
      url("images/background/background-utama.jpg");
  }

  .hero-inner {
    padding: 32px 13px 45px;
  }

  .hero-copy {
    padding: 21px 17px;
  }

  .hero h1 {
    font-size: clamp(36px, 10vw, 50px);
    letter-spacing: -1px;
  }

  .hero-copy p {
    font-size: 14px;
  }

  .actions .btn {
    width: 100%;
  }

  .meta {
    font-size: 10px;
    gap: 8px;
  }

  .hero-visual {
    min-height: 260px;
  }

  .visual-panel {
    max-width: 310px;
    padding: 22px 16px;
  }

  .symbol {
    font-size: 68px;
  }

  .trust {
    margin-top: -15px;
    padding: 0 13px;
  }

  .trust-grid {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 10px;
  }

  .trust-item {
    justify-content: flex-start;
    padding: 6px 9px;
  }

  section.content {
    padding: 58px 15px;
  }

  .section-head {
    margin-bottom: 26px;
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: 11px;
  }

  .service {
    display: grid;
    grid-template-columns: 48px 1fr;
    column-gap: 13px;
    padding: 17px;
  }

  .service-icon {
    grid-row: span 3;
    width: 48px;
    height: 48px;
    margin: 0;
    font-size: 23px;
  }

  .service h3 {
    font-size: 15px;
    margin-bottom: 3px;
  }

  .service p {
    margin-bottom: 7px;
  }

  .about-art {
    min-height: 225px;
  }

  .big-emoji {
    font-size: 85px;
  }

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

  .contact-wrap {
    padding: 0 13px 55px !important;
  }

  .contact-panel {
    display: block;
    padding: 27px 18px;
    text-align: center;
  }

  .numbers {
    justify-content: center;
    font-size: 12px;
  }

  .contact-panel .btn {
    width: 100%;
    margin-top: 22px;
  }
}