/* ==================== HEADER ==================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.site-header--scrolled {
  border-bottom-color: var(--color-gray-200);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.site-header__logo svg {
  height: 44px;
  width: auto;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav__link {
  padding: 0.5rem 1rem;
  color: var(--color-gray-700);
  font-weight: var(--fw-medium);
  font-size: var(--fs-small);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.nav__link:hover {
  color: var(--color-accent);
  background: var(--color-gray-50);
}

.nav__link--active {
  color: var(--color-accent);
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.nav__toggle-icon,
.nav__toggle-icon::before,
.nav__toggle-icon::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
  border-radius: 2px;
}

.nav__toggle-icon {
  position: relative;
}

.nav__toggle-icon::before,
.nav__toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav__toggle-icon::before { top: -7px; }
.nav__toggle-icon::after { top: 7px; }

.nav__toggle[aria-expanded="true"] .nav__toggle-icon {
  background: transparent;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::before {
  transform: rotate(45deg);
  top: 0;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

@media (max-width: 768px) {
  .nav__toggle {
    display: block;
  }

  .nav__list {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 100px var(--space-lg) var(--space-lg);
    box-shadow: var(--shadow-lg);
    gap: var(--space-xs);
    align-items: stretch;
  }

  .nav__list--open {
    display: flex;
  }

  .nav__link {
    font-size: var(--fs-body);
    padding: 0.75rem 1rem;
  }
}

/* ==================== HERO ==================== */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-accent-dark) 100%);
  color: var(--color-white);
  padding: var(--space-2xl) 0;
  overflow: hidden;
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(0, 137, 123, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(77, 182, 172, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(0, 105, 92, 0.1) 0%, transparent 40%);
  z-index: 1;
}

.hero__bg-pattern {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.08;
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero__content {
  max-width: 700px;
}

.hero__subtitle {
  color: var(--color-accent-light);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-sm);
}

.hero__title {
  font-size: var(--fs-hero);
  color: var(--color-white);
  margin-bottom: var(--space-md);
  line-height: 1.15;
}

.hero__text {
  font-size: 1.2rem;
  color: var(--color-gray-200);
  margin-bottom: var(--space-lg);
  max-width: 560px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ==================== HERO SLIDER ==================== */
.hero__slider {
  position: relative;
  width: 100%;
}

.hero__slide {
  display: none;
  animation: slideIn 0.6s ease forwards;
}

.hero__slide--active {
  display: block;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__dots {
  display: flex;
  gap: 0.6rem;
  margin-top: var(--space-lg);
}

.hero__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.hero__dot--active,
.hero__dot:hover {
  background: var(--color-accent-light);
  transform: scale(1.25);
}

/* Page hero (shorter, for inner pages) */
.hero--page {
  min-height: auto;
  padding: var(--space-xl) 0 var(--space-lg);
}

.hero--page .hero__title {
  font-size: var(--fs-h1);
  margin-bottom: var(--space-xs);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  color: var(--color-gray-200);
  margin-top: var(--space-sm);
}

.breadcrumb a {
  color: var(--color-accent-light);
}

.breadcrumb span {
  opacity: 0.6;
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  font-weight: var(--fw-semibold);
  font-size: var(--fs-small);
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 137, 123, 0.35);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn--secondary:hover {
  background: var(--color-gray-50);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn--outline-dark:hover {
  background: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 0.5rem 1.2rem;
  font-size: var(--fs-xs);
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: var(--fs-body);
}

/* ==================== CARDS ==================== */
.card {
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--color-gray-100);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, rgba(0, 137, 123, 0.1), rgba(77, 182, 172, 0.1));
  color: var(--color-accent);
}

.card__title {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--color-gray-500);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.card__link {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-small);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.card__link i {
  transition: var(--transition);
}

.card__link:hover i {
  transform: translateX(4px);
}

/* ==================== FEATURE BLOCKS ==================== */
.feature {
  text-align: center;
  padding: var(--space-md);
}

.feature__icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, rgba(0, 137, 123, 0.1), rgba(77, 182, 172, 0.15));
  color: var(--color-accent);
}

.section--dark .feature__icon {
  background: rgba(77, 182, 172, 0.2);
  color: var(--color-accent-light);
}

.feature__title {
  font-size: 1.1rem;
  margin-bottom: var(--space-xs);
}

.feature__text {
  color: var(--color-gray-500);
  font-size: var(--fs-small);
  line-height: 1.7;
}

.section--dark .feature__text {
  color: var(--color-gray-200);
}

/* Left-aligned features */
.feature--left {
  text-align: left;
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
}

.feature--left .feature__icon {
  margin: 0;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  font-size: 1.25rem;
}

/* ==================== STATS ==================== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.stats__number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--fw-bold);
  color: var(--color-accent-light);
  line-height: 1.2;
}

.stats__label {
  font-size: var(--fs-small);
  color: var(--color-gray-200);
  margin-top: var(--space-xs);
}

@media (max-width: 768px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==================== CTA BANNER ==================== */
.cta-banner {
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent), var(--color-accent-light));
  padding: var(--space-2xl) 0;
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.cta-banner .container {
  position: relative;
  z-index: 2;
}

.cta-banner__title {
  font-size: var(--fs-h2);
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-banner__text {
  font-size: 1.1rem;
  margin-bottom: var(--space-lg);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ==================== BADGES ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: 100px;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--color-gray-700);
}

.badge i {
  color: var(--color-accent);
}

.badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  justify-content: center;
}

/* ==================== PROCESS STEPS ==================== */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.process::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--color-gray-200);
  z-index: 0;
}

.process__step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process__number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: var(--fw-bold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  box-shadow: 0 4px 15px rgba(0, 137, 123, 0.3);
}

.process__title {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

.process__text {
  font-size: var(--fs-small);
  color: var(--color-gray-500);
}

@media (max-width: 768px) {
  .process {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .process::before {
    display: none;
  }
}

/* ==================== FORMS ==================== */
.form__group {
  margin-bottom: var(--space-md);
}

.form__label {
  display: block;
  font-weight: var(--fw-medium);
  font-size: var(--fs-small);
  color: var(--color-gray-700);
  margin-bottom: 0.4rem;
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius);
  font-size: var(--fs-body);
  color: var(--color-gray-700);
  background: var(--color-white);
  transition: var(--transition);
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 137, 123, 0.15);
}

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

.form__success {
  display: none;
  text-align: center;
  padding: var(--space-lg);
}

.form__success.active {
  display: block;
}

.form__success i {
  font-size: 3rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* ==================== INDUSTRY CARD ==================== */
.industry-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.industry-block--reverse {
  direction: rtl;
}

.industry-block--reverse > * {
  direction: ltr;
}

.industry-block__image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
}

.industry-block__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.industry-block__image i {
  font-size: 4rem;
  color: var(--color-accent-light);
  opacity: 0.5;
}

.industry-block__content h2 {
  margin-bottom: var(--space-sm);
}

.industry-block__content p {
  color: var(--color-gray-500);
  margin-bottom: var(--space-md);
}

.industry-block__list {
  margin-bottom: var(--space-md);
}

.industry-block__list li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-gray-700);
}

.industry-block__list li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: var(--fs-small);
}

@media (max-width: 768px) {
  .industry-block,
  .industry-block--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

/* ==================== CONTACT INFO ==================== */
.contact-card {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-gray-100);
  margin-bottom: var(--space-sm);
}

.contact-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0, 137, 123, 0.1), rgba(77, 182, 172, 0.1));
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-card__title {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.contact-card__text {
  color: var(--color-gray-500);
  font-size: var(--fs-small);
  margin: 0;
}

/* ==================== FOOTER ==================== */
.site-footer {
  background: var(--color-gray-900);
  color: var(--color-gray-200);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.site-footer h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: var(--space-md);
}

.footer__description {
  color: var(--color-gray-500);
  font-size: var(--fs-small);
  margin-top: var(--space-sm);
  line-height: 1.7;
}

.footer__nav li {
  margin-bottom: 0.6rem;
}

.footer__nav a {
  color: var(--color-gray-500);
  font-size: var(--fs-small);
  transition: var(--transition);
}

.footer__nav a:hover {
  color: var(--color-accent-light);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  font-size: var(--fs-small);
  color: var(--color-gray-500);
}

.footer__contact-item i {
  color: var(--color-accent);
  width: 16px;
  text-align: center;
}

.footer__bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer__bottom p {
  font-size: var(--fs-xs);
  color: var(--color-gray-500);
  margin: 0;
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
}

.footer__social a {
  color: var(--color-gray-500);
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer__social a:hover {
  color: var(--color-accent-light);
}

/* ==================== ANIMATIONS ==================== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== IMAGE PLACEHOLDER ==================== */
.img-placeholder {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

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