:root{
  --bg: #ffffff;
  --bg-alt: #f5f7f6;
  --border: #e2e8e5;

  --text: #1a1f1c;
  --muted: #5f6f68;
  --muted2: #8a9b94;

  --accent: #2f7d32;
  --accent2: #3fa34d;

  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --radius: 8px;
}

/* Base */
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

p {
  margin: 0 0 18px;
  font-size: 16px;
  color: var(--muted);
}

a {
  color: var(--accent);
}

/* Layout */
.container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
}

/* Header */
header {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  background-color: #ffffff;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img{
  height: 40px;
  display: block;
}

.lang a {
  color: var(--accent);
  text-decoration: none;
  margin: 0 6px;
  font-weight: 600;
  font-size: 14px;
  opacity: 0.9;
}

.lang a:hover{
  opacity: 1;
}

/* Hero */
.hero {
  padding: 120px 0;
  text-align: center;
  background:
    linear-gradient(rgba(255,255,255,0.75), rgba(255,255,255,0.75)),
    url('../img/hero.jpg');
  background-size: cover;
  background-position: center;
}

.hero h1 {
  font-size: clamp(34px, 4vw, 48px);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 14px;
  font-weight: 700;
  color: var(--text);
}

.hero p {
  font-size: 18px;
  color: var(--text);
  max-width: 760px;
  margin: 0 auto;
}

/* Buttons */
.btn {
  display: inline-block;
  background-color: var(--accent2);
  color: #ffffff;
  padding: 12px 24px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
}

/* Sections */
.section {
  padding: 60px 0;
}

.section.alt {
  background-color: var(--bg-alt);
}

/* Headings */
h2 {
  color: var(--accent);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 0 0 18px;
}

h3 {
  margin: 26px 0 10px;
  color: var(--accent2);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Lists */
ul, ol {
  margin: 0 0 18px 18px;
  color: var(--muted);
}

li{
  margin: 6px 0;
}

/* Footer */
footer {
  padding: 30px 0;
  text-align: center;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--muted2);
  background-color: #ffffff;
}

footer p{
  color: var(--muted2);
  font-size: 14px;
  margin: 6px 0;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text p {
  margin-bottom: 18px;
}

.about-image {
  display: flex;
  justify-content: center;
}

.about-image img {
  width: 50%;
  max-width: 300px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* About1 (company) */
.about-company .about-grid {
  grid-template-columns: 1fr;
}

.about-company .about-text {
  text-align: center;
  max-width: 750px;
  margin: 0 auto;
}

.section-label {
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent2);
  margin: 0 0 10px;
  font-weight: 600;
}

/* About2 (person) */
.about-person {
  background-color: var(--bg-alt);
  position: relative;
}

.about-person::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--accent2), transparent);
}

/* LinkedIn link */
.linkedin-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent2);
  font-weight: 600;
}

.linkedin-link:hover{
  opacity: 0.9;
}

/* Services images */
.service img {
  width: 100%;
  border-radius: 6px;
  margin-bottom: 15px;
}

/* Support grid */
.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-top: 40px;
}

.support-item {
  background-color: #ffffff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.support-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.support-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 15px;
}

.support-item p {
  font-size: 15px;
  color: var(--muted);
}

/* Support video */
.support-video {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
}

.support-item video {
  filter: brightness(1);
}

/* Responsive */
@media (max-width: 900px) {
  .support-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-image img{
    width: 70%;
  }
}