/* ============================================
   SEYIK Website Styles
   Brand Colors:
   - Blue:  #032370
   - Green: #00710D
   ============================================ */

:root {
  --seyik-blue: #032370;
  --seyik-green: #00710D;
  --seyik-green-mid: #027516;
  --seyik-green-light: #288935;
  --soft-green: #E9F5EA;
  --soft-blue: #E8ECF5;
  --dark-text: #1A1A2E;
  --muted: #6B7280;
  --white: #FFFFFF;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(3, 35, 112, 0.08);
  --shadow-lg: 0 12px 40px rgba(3, 35, 112, 0.12);
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--dark-text);
  line-height: 1.6;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}

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

.btn-primary:hover {
  background: #021a54;
  border-color: #021a54;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--seyik-blue);
  border-color: var(--seyik-blue);
}

.btn-outline:hover {
  background: var(--seyik-blue);
  color: var(--white);
}

.btn-full {
  width: 100%;
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(3, 35, 112, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--seyik-blue);
}

.logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.logo-text {
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.main-nav a:not(.btn) {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--dark-text);
  transition: color var(--transition);
}

.main-nav a:not(.btn):hover {
  color: var(--seyik-green);
}

.nav-cta {
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--seyik-blue);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========== Hero ========== */
.hero {
  padding: 4.5rem 0 5rem;
  background: linear-gradient(135deg, var(--soft-blue) 0%, var(--white) 50%, var(--soft-green) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--seyik-green);
  margin-bottom: 0.75rem;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--seyik-blue);
  margin-bottom: 1.25rem;
}

.hero h1 .highlight {
  color: var(--seyik-green);
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-logo {
  width: 100%;
  max-width: 340px;
  filter: drop-shadow(0 12px 30px rgba(3, 35, 112, 0.15));
}

/* ========== Sections ========== */
.section {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

.section-header.centered {
  text-align: center;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--seyik-blue);
  margin-bottom: 0.75rem;
}

.section-intro {
  color: var(--muted);
  font-size: 1.05rem;
}

/* ========== About ========== */
.about {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}

.about-content p {
  margin-bottom: 1.15rem;
  color: var(--dark-text);
}

.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(3, 35, 112, 0.1);
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--seyik-blue);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--muted);
}

.about-card {
  background: var(--soft-green);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.about-card h3 {
  font-size: 1.1rem;
  color: var(--seyik-blue);
  margin-bottom: 0.5rem;
  margin-top: 1.25rem;
}

.about-card h3:first-child {
  margin-top: 0;
}

.about-card p {
  font-size: 0.95rem;
  color: var(--dark-text);
  margin-bottom: 0.5rem;
}

.about-card ul {
  margin-top: 0.5rem;
}

.about-card li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
}

.about-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--seyik-green);
}

/* ========== Programs ========== */
.programs {
  background: var(--soft-blue);
}

.programs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.program-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.program-icon {
  width: 48px;
  height: 48px;
  color: var(--seyik-green);
  margin-bottom: 1rem;
}

.program-icon svg {
  width: 100%;
  height: 100%;
}

.program-card h3 {
  font-size: 1.15rem;
  color: var(--seyik-blue);
  margin-bottom: 0.6rem;
}

.program-card p {
  font-size: 0.95rem;
  color: var(--muted);
}

/* ========== Impact ========== */
.impact {
  background: var(--white);
}

.impact-content .lead {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--dark-text);
  margin-bottom: 1.25rem;
  max-width: 800px;
}

.impact-content p {
  max-width: 800px;
  margin-bottom: 2.5rem;
  color: var(--muted);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pillar {
  background: var(--soft-green);
  border-radius: var(--radius);
  padding: 1.75rem;
  border-left: 4px solid var(--seyik-green);
}

.pillar-num {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--seyik-green);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.pillar h4 {
  font-size: 1.1rem;
  color: var(--seyik-blue);
  margin-bottom: 0.5rem;
}

.pillar p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

/* ========== Climate ========== */
.climate {
  background: linear-gradient(160deg, var(--seyik-blue) 0%, #021a54 100%);
  color: var(--white);
}

.climate-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.climate .eyebrow {
  color: #7dd3a0;
}

.climate h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--white);
}

.climate p {
  margin-bottom: 1.15rem;
  opacity: 0.92;
}

.climate .btn-primary {
  background: var(--seyik-green);
  border-color: var(--seyik-green);
  margin-top: 0.5rem;
}

.climate .btn-primary:hover {
  background: var(--seyik-green-mid);
  border-color: var(--seyik-green-mid);
}

.climate-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  padding: 1.75rem;
  backdrop-filter: blur(8px);
}

.climate-card h4 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.climate-card li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
  opacity: 0.95;
}

.climate-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #7dd3a0;
  font-weight: 700;
}

/* ========== Get Involved ========== */
.get-involved {
  background: var(--soft-green);
}

.involve-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.involve-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}

.involve-card:hover {
  transform: translateY(-3px);
}

.involve-card h3 {
  font-size: 1.2rem;
  color: var(--seyik-blue);
  margin-bottom: 0.75rem;
}

.involve-card p {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.link-arrow {
  font-weight: 600;
  color: var(--seyik-green);
  font-size: 0.95rem;
  transition: color var(--transition);
}

.link-arrow:hover {
  color: var(--seyik-blue);
}

/* ========== Contact ========== */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  color: var(--seyik-blue);
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--muted);
  margin-bottom: 2rem;
}

.contact-list li {
  margin-bottom: 1.25rem;
}

.contact-list strong {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--seyik-green);
  margin-bottom: 0.25rem;
}

.contact-list a {
  color: var(--seyik-blue);
  font-weight: 500;
  transition: color var(--transition);
}

.contact-list a:hover {
  color: var(--seyik-green);
}

.contact-form-wrap {
  background: var(--soft-blue);
  border-radius: var(--radius);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.15rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--seyik-blue);
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid rgba(3, 35, 112, 0.15);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--seyik-blue);
}

.form-note {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.75rem;
  text-align: center;
}

/* ========== Footer ========== */
.site-footer {
  background: var(--seyik-blue);
  color: var(--white);
  padding-top: 3.5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-logo {
  width: 72px;
  height: 72px;
  margin-bottom: 1rem;
  background: var(--white);
  border-radius: 50%;
  padding: 4px;
}

.footer-brand p {
  font-size: 0.95rem;
  opacity: 0.9;
}

.footer-brand .tagline {
  font-weight: 600;
  color: #7dd3a0;
  margin-top: 0.35rem;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  color: #7dd3a0;
}

.footer-links a,
.footer-contact a {
  display: block;
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: 0.5rem;
  transition: opacity var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem 0;
}

.footer-bottom p {
  font-size: 0.85rem;
  opacity: 0.7;
  text-align: center;
}

/* ========== Responsive ========== */
@media (max-width: 900px) {
  .hero-content,
  .about-grid,
  .climate-inner,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .hero-logo {
    max-width: 260px;
  }

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

  .pillars,
  .involve-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(3, 35, 112, 0.1);
    box-shadow: var(--shadow);
  }

  .main-nav.open {
    display: flex;
  }

  .menu-toggle {
    display: flex;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 3rem 0 3.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

/* ========== Multi-page additions ========== */
.page-hero {
  padding: 3.5rem 0 3rem;
  background: linear-gradient(135deg, var(--soft-blue) 0%, var(--white) 55%, var(--soft-green) 100%);
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 800;
  color: var(--seyik-blue);
  margin-bottom: 0.75rem;
}

.page-hero-lead {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
}

.main-nav a.active:not(.btn) {
  color: var(--seyik-green);
  font-weight: 600;
}

.programs .program-card p + p {
  margin-top: 0.75rem;
}

/* ========== Article / Blog styles ========== */
.article-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--dark-text);
}

.article-body p {
  margin-bottom: 1.25rem;
}

.article-body h2,
.article-body h3 {
  color: var(--seyik-blue);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-body ul,
.article-body ol {
  margin: 1rem 0 1.25rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.4rem;
  list-style: disc;
}

.article-body a {
  color: var(--seyik-green);
  text-decoration: underline;
}

.article-body strong {
  font-weight: 600;
}

.article-body img {
  max-width: 100%;
  border-radius: 8px;
  margin: 1.5rem 0;
}