@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@600;700;800&family=Source+Sans+3:wght@400;500;600;700&display=swap");

:root {
  --brand: #157a6e;
  --brand-dark: #0c443c;
  --brand-deep: #083b35;
  --brand-soft: #ecf5f3;
  --brand-light: #f8f6f1;
  --accent: #499f68;
  --accent-soft: #77b28c;
  --warm: #b4654a;
  --navy: #0c443c;
  --text: #33413d;
  --muted: #5d6a65;
  --line: #dcded7;
  --paper: #f8f6f1;
  --soft-gray: #eef6f1;
  --shadow: 0 16px 40px rgba(12, 68, 60, 0.1);
  --radius: 20px;
}

body {
  font-family: "Source Sans 3", "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--text);
}

h1,
h2,
h3,
.brand-text strong,
.course-code,
.process-number {
  font-family: "Poppins", "Segoe UI", sans-serif;
}

.container {
  width: min(1200px, calc(100% - 48px));
}

.top-strip {
  background: var(--brand-dark);
  font-size: 13.5px;
}

.top-strip-inner {
  min-height: 40px;
}

.top-strip-inner > span::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--accent-soft);
  vertical-align: 1px;
}

header {
  background: rgba(248, 246, 241, 0.94);
  border-color: var(--line);
}

.nav {
  min-height: 76px;
  gap: 22px;
}

.brand-mark {
  width: 54px;
  height: 54px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 15px;
  box-shadow: 0 2px 8px rgba(12, 68, 60, 0.08);
}

.brand-text strong {
  color: var(--brand-dark);
  font-size: 20px;
  font-weight: 800;
}

.brand-text span {
  font-size: 13px;
}

.nav-links {
  margin-left: auto;
  gap: 24px;
  font-size: 15px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--brand);
  border-bottom-color: var(--brand);
}

.lang-switch {
  border-color: #c2c5bb;
}

.lang-switch a.active {
  background: var(--brand);
  color: white;
}

.header-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 9px 15px;
  border: 2px solid var(--brand);
  border-radius: 12px;
  background: var(--brand);
  color: white;
  font-weight: 800;
  white-space: nowrap;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.header-whatsapp:hover {
  color: white;
  filter: brightness(1.06);
  transform: translateY(-1px);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 46px 0 52px;
  background: linear-gradient(155deg, var(--paper) 0%, var(--brand-soft) 100%);
  border-bottom: 1px solid var(--line);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 42px;
  pointer-events: none;
  transform: rotate(18deg);
}

.hero::before {
  right: -92px;
  top: -105px;
  background: rgba(180, 101, 74, 0.1);
}

.hero::after {
  left: -112px;
  bottom: -175px;
  background: rgba(119, 178, 140, 0.18);
}

.hero-inner {
  position: relative;
  z-index: 1;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 40px;
  align-items: start;
  padding: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: auto;
  margin-bottom: 22px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  box-shadow: 0 2px 8px rgba(12, 68, 60, 0.06);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 3px;
  border-radius: 999px;
  background: var(--warm);
}

.hero h1 {
  max-width: 680px;
  margin-bottom: 18px;
  color: var(--brand-dark);
  font-size: clamp(38px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.04em;
}

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

.hero h1::after {
  content: "";
  display: block;
  width: 64px;
  height: 5px;
  margin-top: 22px;
  border-radius: 999px;
  background: var(--warm);
}

.hero-text {
  max-width: 590px;
  color: var(--text);
  font-size: clamp(17px, 1.5vw, 19px);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}

.hero-actions > .btn-whatsapp,
.hero-actions > .hero-secondary-link {
  display: inline-flex;
  min-height: 54px;
  margin: 0;
  padding: 13px 20px;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1.2;
}

.btn,
.btn-whatsapp {
  border-radius: 12px;
  font-weight: 800;
}

.btn-whatsapp {
  background: var(--brand);
  border-color: var(--brand);
}

.hero-secondary-link {
  border: 2px solid var(--brand);
  border-radius: 12px;
  color: var(--brand);
  font-weight: 800;
}

.hero-secondary-link:hover {
  background: white;
  color: var(--brand-dark);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 620px;
  margin-top: 30px;
}

.hero-fact strong {
  display: block;
  color: var(--brand-dark);
  font-family: "Poppins", sans-serif;
  font-size: 22px;
  font-weight: 800;
}

.hero-fact span {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.35;
}

.hero-human-card {
  overflow: visible;
  min-width: 0;
  margin-top: 54px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}

.hero-human-card::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 122px;
  height: 122px;
  right: -14px;
  top: -14px;
  border-radius: 24px;
  background: var(--warm);
  transform: rotate(18deg);
}

.hero-human-picture,
.hero-human-photo {
  border-radius: 17px;
}

.hero-human-badge {
  background: var(--soft-gray);
  color: #2f6f48;
}

.hero-human-link,
.faq-item a {
  color: var(--brand);
}

.course-detail-link,
.course-detail-link:visited,
.course-detail-link:hover {
  color: #fff;
}

.credential-strip {
  background: var(--brand-dark);
  color: rgba(255, 255, 255, 0.92);
}

.credential-strip-inner {
  display: flex;
  min-height: 62px;
  align-items: center;
  justify-content: center;
  gap: 18px 34px;
  flex-wrap: wrap;
  padding: 14px 0;
  font-weight: 700;
}

.credential-strip span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.credential-strip span::before {
  content: "\2713";
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #a9d5b7;
  font-size: 13px;
}

#dersler {
  padding: 72px 0;
  background: var(--paper);
}

.section-kicker {
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-title h2,
.process-heading h2,
.faq-section h2 {
  color: var(--brand-dark);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.section-title h2::after,
.process-heading h2::after {
  content: "";
  display: block;
  width: 52px;
  height: 4px;
  margin-top: 16px;
  border-radius: 999px;
  background: var(--accent);
}

.courses {
  gap: 20px;
}

.course-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  box-shadow: 0 10px 30px rgba(12, 68, 60, 0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(12, 68, 60, 0.12);
}

.course-top,
.course-top.purple,
.course-top.green,
.course-top.orange {
  height: 7px;
  background: var(--brand);
}

.course-top.purple {
  background: var(--accent);
}

.course-top.green {
  background: var(--brand-dark);
}

.course-top.orange {
  background: var(--warm);
}

#dersler .course-content {
  padding: 25px;
}

.course-code {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
}

#dersler .course-card h3 {
  color: var(--brand-dark);
  font-size: 21px;
}

.process-section {
  padding: 72px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--brand-soft);
}

.process-heading {
  max-width: 700px;
  margin-bottom: 30px;
}

.process-heading h2 {
  margin-top: 6px;
  font-size: clamp(30px, 3.4vw, 44px);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.process-card {
  border: 1px solid var(--line);
  background: white;
  box-shadow: 0 4px 16px rgba(12, 68, 60, 0.06);
}

.process-number {
  background: var(--brand);
}

.process-card h3 {
  color: var(--brand-dark);
}

.faq-section {
  padding: 72px 0;
  background: var(--paper);
}

.faq-list {
  max-width: 900px;
}

.faq-item {
  border-color: var(--line);
  border-radius: 15px;
  background: white;
  box-shadow: 0 2px 8px rgba(12, 68, 60, 0.04);
}

.faq-item summary {
  color: var(--brand-dark);
  font-family: "Poppins", sans-serif;
  font-weight: 700;
}

.contact-form-section,
.contact {
  background: var(--brand-dark);
}

.contact-copy .section-kicker {
  color: #a9d5b7;
}

.contact-copy h2 {
  font-family: "Poppins", sans-serif;
  letter-spacing: -0.035em;
}

.contact-note,
.contact-highlights div {
  background: rgba(255, 255, 255, 0.08);
}

.lesson-form {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 22px;
  box-shadow: 0 18px 44px rgba(5, 36, 32, 0.24);
}

.lesson-form label,
.lesson-form legend {
  color: var(--brand-dark);
}

.lesson-form input:focus,
.lesson-form select:focus,
.lesson-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(73, 159, 104, 0.18);
}

.form-tabs .form-tab.is-active,
.form-submit {
  background: var(--brand) !important;
  border-color: var(--brand) !important;
}

footer {
  background: #082f2b;
  padding: 44px 0 32px;
}

.footer-main strong {
  font-family: "Poppins", sans-serif;
}

.whatsapp-side-tab,
.mobile-sticky-cta .btn-whatsapp {
  background: var(--brand);
}

@media (max-width: 1280px) {
  .header-whatsapp {
    display: none;
  }

  .nav-links {
    gap: 18px;
  }
}

@media (max-width: 1120px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-human-card {
    margin-top: 0;
  }

}

@media (max-width: 980px) {
  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 32px, 1200px);
  }

  .top-strip-inner {
    justify-content: center;
    text-align: center;
  }

  .top-strip-inner a {
    display: none;
  }

  .hero {
    padding: 48px 0;
  }

  .hero h1 {
    font-size: clamp(34px, 10vw, 46px);
  }

  .hero-facts,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero-facts {
    gap: 12px;
  }

  .hero-fact {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
  }

  .credential-strip-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 20px 0;
  }

  #dersler,
  .process-section,
  .faq-section {
    padding: 54px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .course-card,
  .header-whatsapp {
    transition: none;
  }
}