/* ==========================================
   JC TREE CLIMBER — PROFESSIONAL STYLESHEET
   ========================================== */

/* ---- RESET & VARIABLES ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-900: #0d2e0f;
  --green-800: #1a4720;
  --green-700: #1f5c2a;
  --green-600: #2d7a3a;
  --green-500: #3a9e4b;
  --green-400: #4dba5f;
  --green-300: #7dd88a;
  --green-100: #e8f5eb;
  --brown-900: #2c1a0e;
  --brown-600: #6b3f1f;
  --brown-400: #a0673a;
  --gold:       #d4a843;
  --gold-light: #f0c96a;
  --white:      #ffffff;
  --gray-50:    #f8faf8;
  --gray-100:   #f0f4f1;
  --gray-200:   #e2e8e3;
  --gray-400:   #9aab9c;
  --gray-600:   #5a6b5c;
  --gray-800:   #2d3e2f;
  --text:       #1e2e20;
  --text-muted: #5a6b5c;

  --font-head: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 6px 24px rgba(0,0,0,.12);
  --shadow-lg: 0 16px 48px rgba(0,0,0,.18);

  --nav-h: 72px;
  --transition: .3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { display: block; width: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---- UTILITY ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 100px 0; }
.accent     { color: var(--green-500); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 14px 30px; border-radius: 50px;
  font-family: var(--font-head); font-weight: 700; font-size: .95rem;
  cursor: pointer; border: none; transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--green-500), var(--green-700));
  color: var(--white); box-shadow: 0 4px 18px rgba(42,126,59,.35);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--green-400), var(--green-600));
  box-shadow: 0 6px 24px rgba(42,126,59,.5); transform: translateY(-2px);
}
.btn-outline {
  background: transparent; color: var(--white);
  border: 2px solid rgba(255,255,255,.7);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12); border-color: var(--white);
}
.btn-full { width: 100%; }

/* ---- SECTION HEADER ---- */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-family: var(--font-head); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 800; color: var(--gray-800); margin: 8px 0 16px; }
.section-header p  { max-width: 600px; margin: 0 auto; color: var(--text-muted); font-size: 1.05rem; }
.section-header.light h2 { color: var(--white); }
.section-header.light p  { color: rgba(255,255,255,.75); }
.section-tag {
  display: inline-block; padding: 5px 16px; border-radius: 50px;
  font-family: var(--font-head); font-size: .78rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  background: var(--green-100); color: var(--green-700);
}
.section-header.light .section-tag { background: rgba(255,255,255,.15); color: var(--white); }

/* ==========================================
   NAVBAR
   ========================================== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h); transition: background .4s, box-shadow .4s;
}
#navbar.scrolled {
  background: rgba(13, 46, 15, .97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; gap: 32px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { font-size: 1.6rem; }
.logo-text  { font-family: var(--font-head); font-weight: 800; font-size: 1.25rem; color: var(--white); }
.nav-links  { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  color: rgba(255,255,255,.85); font-size: .9rem; font-weight: 500;
  transition: var(--transition);
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,.1); }
.nav-actions { display: flex; align-items: center; gap: 12px; margin-left: 16px; }

.lang-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 50px;
  background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.3);
  color: var(--white); font-family: var(--font-head); font-size: .85rem; font-weight: 700;
  cursor: pointer; transition: var(--transition);
}
.lang-btn:hover { background: rgba(255,255,255,.25); }
.flag { font-size: 1.1rem; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ==========================================
   HERO
   ========================================== */
.hero {
  position: relative; min-height: 100vh; display: flex;
  align-items: center; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transform: scale(1.05);
  transition: transform 8s ease;
}
.hero:hover .hero-bg { transform: scale(1); }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg,
    rgba(13,46,15,.88) 0%,
    rgba(13,46,15,.65) 50%,
    rgba(13,46,15,.4) 100%);
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 760px; margin: 0 auto; padding: 120px 24px 100px;
  text-align: center;
}
.hero-badge {
  display: inline-block; padding: 6px 18px; border-radius: 50px;
  background: var(--gold); color: var(--brown-900);
  font-family: var(--font-head); font-size: .8rem; font-weight: 700;
  letter-spacing: .07em; text-transform: uppercase; margin-bottom: 24px;
}
.hero-content h1 {
  font-family: var(--font-head); font-weight: 800;
  font-size: clamp(2.4rem, 7vw, 5rem); line-height: 1.1;
  color: var(--white); margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0,0,0,.3);
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem); color: rgba(255,255,255,.85);
  max-width: 560px; margin: 0 auto 36px; line-height: 1.7;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats {
  display: flex; align-items: center; justify-content: center;
  gap: 32px; flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block; font-family: var(--font-head); font-weight: 800;
  font-size: 2rem; color: var(--green-300); line-height: 1;
}
.stat-label { font-size: .8rem; color: rgba(255,255,255,.7); font-weight: 500; text-transform: uppercase; letter-spacing: .05em; }
.stat-div { width: 1px; height: 40px; background: rgba(255,255,255,.2); }
.scroll-down {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  width: 40px; height: 40px; background: rgba(255,255,255,.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; z-index: 1;
  animation: bounce 2s infinite;
}
.scroll-down svg { width: 20px; height: 20px; color: var(--white); }
@keyframes bounce { 0%,100%{transform:translateX(-50%) translateY(0)} 50%{transform:translateX(-50%) translateY(6px)} }

/* ==========================================
   SERVICES
   ========================================== */
.services-section { background: var(--gray-50); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.service-card {
  background: var(--white); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-img-wrap { height: 200px; overflow: hidden; }
.service-img-wrap img { height: 100%; transition: transform .5s ease; }
.service-card:hover .service-img-wrap img { transform: scale(1.06); }
.service-body { padding: 24px; position: relative; }
.service-icon { font-size: 1.8rem; margin-bottom: 10px; }
.service-body h3 {
  font-family: var(--font-head); font-weight: 700; font-size: 1.1rem;
  color: var(--gray-800); margin-bottom: 10px;
}
.service-body p { font-size: .92rem; color: var(--text-muted); line-height: 1.6; }

/* ==========================================
   TRAINING
   ========================================== */
.training-section { background: linear-gradient(160deg, var(--green-900) 0%, var(--green-800) 100%); }
.training-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.training-image-wrap { position: relative; }
.training-main-img { border-radius: var(--radius-xl); height: 520px; box-shadow: var(--shadow-lg); }
.training-badge {
  position: absolute; bottom: 28px; left: 28px;
  background: rgba(255,255,255,.95); border-radius: var(--radius-md);
  padding: 14px 20px; display: flex; align-items: center; gap: 12px;
  box-shadow: var(--shadow-md);
}
.badge-icon { font-size: 2rem; }
.training-badge strong { display: block; font-family: var(--font-head); font-size: .95rem; color: var(--gray-800); }
.training-badge span   { font-size: .8rem; color: var(--green-600); font-weight: 600; }

.training-cards { display: flex; flex-direction: column; gap: 20px; }
.training-card {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md); padding: 22px;
  display: flex; gap: 16px; align-items: flex-start;
  transition: background var(--transition), border-color var(--transition);
}
.training-card:hover { background: rgba(255,255,255,.12); border-color: var(--green-400); }
.tc-icon { font-size: 1.8rem; flex-shrink: 0; margin-top: 2px; }
.tc-body h4 { font-family: var(--font-head); font-weight: 700; color: var(--white); margin-bottom: 6px; font-size: 1rem; }
.tc-body p  { font-size: .87rem; color: rgba(255,255,255,.65); line-height: 1.55; margin-bottom: 10px; }
.tc-body ul { display: flex; flex-direction: column; gap: 4px; }
.tc-body ul li {
  font-size: .82rem; color: rgba(255,255,255,.55); padding-left: 14px; position: relative;
}
.tc-body ul li::before { content: '✓'; position: absolute; left: 0; color: var(--green-400); font-weight: 700; }

/* ==========================================
   WHY US
   ========================================== */
.why-section { background: var(--white); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.why-content .section-tag { margin-bottom: 12px; }
.why-content h2 {
  font-family: var(--font-head); font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 800; color: var(--gray-800); margin-bottom: 18px; line-height: 1.2;
}
.why-content > p { color: var(--text-muted); margin-bottom: 32px; font-size: 1rem; }
.why-features { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.why-feature { display: flex; gap: 14px; align-items: flex-start; }
.wf-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.why-feature strong { display: block; font-family: var(--font-head); font-size: .95rem; color: var(--gray-800); margin-bottom: 3px; }
.why-feature p { font-size: .87rem; color: var(--text-muted); }

.why-images { position: relative; }
.why-img-main { border-radius: var(--radius-xl); height: 500px; box-shadow: var(--shadow-lg); }
.why-img-sm {
  position: absolute; bottom: -30px; left: -30px;
  width: 200px; height: 200px; border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); border: 4px solid var(--white);
}

/* ==========================================
   GALLERY
   ========================================== */
.gallery-section { background: var(--gray-100); }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: 220px 280px;
  gap: 16px;
}
.gallery-item {
  position: relative; border-radius: var(--radius-md);
  overflow: hidden; cursor: pointer;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery-item:hover img { transform: scale(1.07); }
.gallery-item::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,46,15,.7) 0%, transparent 60%);
  opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover::after { opacity: 1; }
.gallery-label {
  position: absolute; bottom: 14px; left: 14px; right: 14px; z-index: 1;
  color: var(--white); font-family: var(--font-head); font-size: .85rem; font-weight: 700;
  opacity: 0; transform: translateY(8px); transition: var(--transition);
}
.gallery-item:hover .gallery-label { opacity: 1; transform: translateY(0); }
.gi-wide { grid-column: span 2; }
.gi-tall { grid-row: span 2; }
.gallery-note {
  text-align: center; margin-top: 24px; font-size: .85rem;
  color: var(--gray-400); font-style: italic;
}

/* ==========================================
   TESTIMONIALS
   ========================================== */
.testimonials-section { background: var(--white); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-card {
  background: var(--gray-50); border-radius: var(--radius-lg);
  padding: 32px; border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.testimonial-card.featured {
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  border-color: var(--green-600);
}
.testimonial-card.featured .stars { color: var(--gold-light); }
.testimonial-card.featured p { color: rgba(255,255,255,.9); }
.testimonial-card.featured strong { color: var(--white); }
.testimonial-card.featured span { color: rgba(255,255,255,.65); }
.stars { color: var(--gold); font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-card p { font-size: .93rem; color: var(--text-muted); line-height: 1.65; margin-bottom: 24px; font-style: italic; }
.t-author { display: flex; align-items: center; gap: 12px; }
.t-author img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.t-author strong { display: block; font-family: var(--font-head); font-size: .9rem; color: var(--gray-800); }
.t-author span { font-size: .8rem; color: var(--text-muted); }

/* ==========================================
   ABOUT
   ========================================== */
.about-section { background: var(--gray-50); }
.about-layout { display: grid; grid-template-columns: 420px 1fr; gap: 80px; align-items: center; }
.about-images { position: relative; }
.about-portrait { border-radius: var(--radius-xl); height: 520px; box-shadow: var(--shadow-lg); }
.about-exp-badge {
  position: absolute; top: 28px; right: -20px;
  background: var(--green-700); color: var(--white);
  border-radius: var(--radius-md); padding: 18px 22px;
  text-align: center; box-shadow: var(--shadow-md);
}
.exp-num { display: block; font-family: var(--font-head); font-weight: 800; font-size: 2.2rem; line-height: 1; }
.about-exp-badge span { font-size: .78rem; font-weight: 600; opacity: .85; }

.about-content .section-tag { margin-bottom: 12px; }
.about-content h2 {
  font-family: var(--font-head); font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  font-weight: 800; color: var(--gray-800); margin-bottom: 18px; line-height: 1.2;
}
.about-content p { color: var(--text-muted); margin-bottom: 16px; font-size: .97rem; }
.about-certs { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.cert {
  display: flex; align-items: center; gap: 8px; padding: 8px 16px;
  background: var(--green-100); border-radius: 50px;
  font-size: .83rem; font-weight: 600; color: var(--green-800);
}

/* ==========================================
   CONTACT
   ========================================== */
.contact-section { background: linear-gradient(160deg, var(--green-900), var(--green-800)); }
.contact-layout { display: grid; grid-template-columns: 1fr 340px; gap: 60px; align-items: start; }

.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: .85rem; font-weight: 700; color: rgba(255,255,255,.75); font-family: var(--font-head); text-transform: uppercase; letter-spacing: .05em; }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 13px 16px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.08); color: var(--white);
  font-size: .95rem; font-family: var(--font-body);
  transition: border-color var(--transition), background var(--transition);
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.35); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--green-400); background: rgba(255,255,255,.12); }
.form-group select option { background: var(--green-900); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: .82rem; color: rgba(255,255,255,.5); text-align: center; }

.contact-info { display: flex; flex-direction: column; gap: 20px; }
.ci-card {
  display: flex; align-items: flex-start; gap: 16px;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md); padding: 20px;
}
.ci-icon { font-size: 1.5rem; flex-shrink: 0; }
.ci-card strong { display: block; font-family: var(--font-head); color: var(--white); font-size: .9rem; margin-bottom: 4px; }
.ci-card a, .ci-card span { font-size: .87rem; color: rgba(255,255,255,.65); }
.ci-card a:hover { color: var(--green-300); }

.social-links { display: flex; gap: 12px; margin-top: 8px; }
.social-link {
  width: 42px; height: 42px; display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.1); border-radius: 50%;
  color: rgba(255,255,255,.7); transition: var(--transition);
}
.social-link svg { width: 18px; height: 18px; }
.social-link:hover { background: var(--green-500); color: var(--white); }

/* ==========================================
   FOOTER
   ========================================== */
.footer { background: var(--green-900); padding: 64px 0 32px; }
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 28px;
}
.footer-brand .logo-text { display: block; margin-bottom: 14px; }
.footer-brand p { font-size: .87rem; color: rgba(255,255,255,.5); line-height: 1.6; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h5 { font-family: var(--font-head); font-weight: 700; color: var(--white); font-size: .9rem; margin-bottom: 6px; }
.footer-col a, .footer-col span { font-size: .85rem; color: rgba(255,255,255,.5); transition: color var(--transition); }
.footer-col a:hover { color: var(--green-300); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px;
}
.footer-bottom p { font-size: .82rem; color: rgba(255,255,255,.35); }

/* ==========================================
   TOAST
   ========================================== */
.toast {
  position: fixed; bottom: 32px; right: 32px; z-index: 9999;
  background: var(--green-700); color: var(--white);
  padding: 14px 24px; border-radius: var(--radius-md);
  font-family: var(--font-head); font-size: .9rem; font-weight: 600;
  box-shadow: var(--shadow-lg); transform: translateY(100px);
  opacity: 0; transition: all .4s cubic-bezier(.34,1.56,.64,1);
  pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; }

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .training-layout, .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .training-main-img { height: 340px; }
  .why-img-sm { display: none; }
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
  .about-portrait { height: 380px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 200px);
  }
  .gi-wide, .gi-tall { grid-column: span 1; grid-row: span 1; }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .nav-links { display: none; flex-direction: column; gap: 0;
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: var(--green-900); padding: 16px; z-index: 999; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; border-radius: var(--radius-sm); }
  .hamburger { display: flex; }
  .section { padding: 72px 0; }
  .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-content h1 { font-size: 2.4rem; }
  .about-exp-badge { right: 0; top: 16px; }
}
@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; grid-template-rows: none; }
  .gallery-item { height: 220px; }
  .hero-stats { gap: 16px; }
  .stat-div { display: none; }
}