:root {
  --primary: #4e6e58;
  --primary-soft: #a6ece0;
  --primary-dark: #2f4637;

  --bg: #ffffff;
  --bg-soft: #f6f8f7;
  --dark: #1f2933;
  --muted: #6b7280;
  --border: #e5e7eb;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 6px 18px rgba(31, 41, 51, 0.06);
  --shadow-md: 0 14px 35px rgba(31, 41, 51, 0.1);

  --transition: 0.25s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 85px;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--dark);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  transition: var(--transition);
}

#main-navbar {
  background: rgba(255, 255, 255, 0.88) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.navbar-brand img {
  transition: var(--transition);
}

.navbar-brand:hover img {
  transform: scale(1.04);
}

.navbar-toggler {
  border: none;
  box-shadow: none !important;
}

.navbar-toggler:focus {
  box-shadow: none;
}

#main-navbar .nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: #334155 !important;
  padding: 0.65rem 0.8rem;
  position: relative;
}

#main-navbar .nav-link:hover,
#main-navbar .nav-link.active {
  color: var(--primary) !important;
}

#main-navbar .nav-link::after {
  content: "";
  position: absolute;
  left: 0.8rem;
  right: 0.8rem;
  bottom: 0.35rem;
  height: 2px;
  background: var(--primary-soft);
  border-radius: 10px;
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

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

.style-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 85% 25%, rgba(166, 236, 224, 0.45), transparent 28%),
    linear-gradient(180deg, #f8faf9 0%, #ffffff 100%) !important;
}

.style-hero h1 {
  letter-spacing: -0.3px;
}

.style-hero .display-4 {
  line-height: 1.1;
}

.style-hero p {
  max-width: 520px;
}

.profile-img {
  position: relative;
  z-index: 2;
  max-height: 500px;
  object-fit: contain;
  filter: drop-shadow(0 24px 30px rgba(47, 70, 55, 0.18));
  animation: profileFloat 5s ease-in-out infinite;
}

@keyframes profileFloat {
  0%, 100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.text-primary-custom {
  color: var(--primary) !important;
}

.bg-primary-custom {
  background-color: var(--primary-soft) !important;
}

.bg-light {
  background-color: var(--bg-soft) !important;
}

.text-muted {
  color: var(--muted) !important;
}

.text-dark {
  color: var(--dark) !important;
}

.btn-primary-custom {
  background: var(--primary-soft) !important;
  border: 1px solid var(--primary-soft) !important;
  color: #3f3a31 !important;
  font-weight: 600;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(166, 236, 224, 0.35);
  transition: var(--transition);
}

.btn-primary-custom:hover {
  background: #91dfd1 !important;
  border-color: #91dfd1 !important;
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(78, 110, 88, 0.18);
}

.btn-primary-custom:active {
  transform: translateY(0);
}

.btn-outline-secondary,
.btn-outline-light {
  transition: var(--transition);
}

.btn-outline-secondary:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn-outline-light:hover {
  transform: translateY(-2px);
}

section {
  position: relative;
}

section h4 {
  letter-spacing: 0.5px;
}

section h2 {
  letter-spacing: -0.4px;
  line-height: 1.25;
}

section p {
  line-height: 1.8;
}

#about {
  background: #ffffff;
}

#about h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

#about .btn {
  border-color: #d1d5db;
}

.card {
  border: 1px solid rgba(229, 231, 235, 0.8) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-sm) !important;
  overflow: hidden;
  transition: var(--transition);
  background: #ffffff;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md) !important;
}

.card-img-top {
  height: 220px;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-img-top {
  transform: scale(1.025);
}

.card-body {
  padding: 1.4rem;
}

.card-title,
.card h3 {
  line-height: 1.35;
}

.card-text {
  font-size: 0.95rem;
}

#clients {
  background:
    radial-gradient(circle at top left, rgba(166, 236, 224, 0.13), transparent 30%),
    #111827 !important;
}

#clients .bg-white {
  border-radius: var(--radius-md) !important;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: var(--transition);
}

#clients .bg-white:hover {
  opacity: 1 !important;
  transform: translateY(-5px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.25) !important;
}

.link-primary-custom:hover {
  color: var(--primary) !important;
}

#blog .card-img-top {
  height: 210px;
}

#contact {
  background:
    linear-gradient(180deg, #ffffff 0%, #f8faf9 100%);
}

.form-label {
  font-size: 0.95rem;
}

.form-control {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border) !important;
  background-color: #f9fafb !important;
  transition: var(--transition);
}

.form-control::placeholder {
  color: #9ca3af;
}

.form-control:focus {
  background-color: #ffffff !important;
  border-color: var(--primary-soft) !important;
  box-shadow: 0 0 0 4px rgba(166, 236, 224, 0.25);
}

footer {
  background: #111827 !important;
}

footer h2,
footer h3 {
  letter-spacing: -0.2px;
}

footer p,
footer a {
  font-size: 0.95rem;
}

footer a:hover {
  color: var(--primary-soft) !important;
}

footer .border-top {
  border-color: rgba(255, 255, 255, 0.12) !important;
}

#to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 9999;
  width: 48px;
  height: 48px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--primary) !important;
  border: none !important;
  color: #ffffff !important;
  box-shadow: 0 12px 24px rgba(47, 70, 55, 0.25);
}

#to-top:hover {
  background: var(--primary-dark) !important;
  transform: translateY(-3px);
}

.rounded {
  border-radius: var(--radius-md) !important;
}

.rounded-top {
  border-top-left-radius: var(--radius-md) !important;
  border-top-right-radius: var(--radius-md) !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

::selection {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

@media (max-width: 991px) {
  #main-navbar {
    background: rgba(255, 255, 255, 0.96) !important;
  }

  .navbar-collapse {
    padding: 0.8rem 0 1rem;
  }

  #main-navbar .nav-link::after {
    display: none;
  }

  .style-hero {
    text-align: center;
    padding-top: 130px !important;
  }

  .style-hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .profile-img {
    max-height: 380px !important;
  }
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: 75px;
  }

  section {
    padding-top: 60px !important;
    padding-bottom: 60px !important;
  }

  .style-hero {
    min-height: auto;
  }

  .style-hero .display-4 {
    font-size: 2.4rem;
  }

  .style-hero h2 {
    font-size: 1.15rem !important;
  }

  .style-hero p {
    font-size: 1rem !important;
  }

  .card-img-top {
    height: 200px;
  }

  #to-top {
    width: 44px;
    height: 44px;
    right: 16px;
    bottom: 16px;
  }
}

@media (max-width: 576px) {
  .navbar-brand img {
    width: 44px;
  }

  .style-hero .display-4 {
    font-size: 2rem;
  }

  .profile-img {
    max-height: 320px !important;
  }

  #about p,
  #about .fs-5 {
    font-size: 1rem !important;
  }

  footer {
    text-align: center;
  }
}