/* =========================================================
   WORLDLINK NETWORK — style.css
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --navy:       #0D2158;
  --navy-mid:   #1A3A8F;
  --blue:       #2A8FE8;
  --blue-light: #5BB3F5;
  --white:      #FFFFFF;
  --grey-bg:    #F4F7FC;
  --grey-text:  #6B7894;
  --card-bg:    #FFFFFF;
  --border:     #DDE3F0;
  --font: 'Plus Jakarta Sans', sans-serif;
  --radius: 14px;
  --shadow: 0 8px 32px rgba(13,33,88,.12);
  --transition: all .3s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--navy); background: var(--white); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); border: none; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section-label { font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; color: var(--navy); line-height: 1.2; }
.section-title.light { color: var(--white); }
.section-sub { font-size: 1.05rem; color: var(--grey-text); margin-top: 14px; max-width: 600px; }
.section-sub.light { color: rgba(255,255,255,.7); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .section-sub { margin-left: auto; margin-right: auto; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 50px; font-size: .95rem; font-weight: 700; transition: var(--transition); }
.btn-primary { background: var(--blue); color: var(--white); box-shadow: 0 4px 20px rgba(42,143,232,.35); }
.btn-primary:hover { background: #1a7ad4; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(42,143,232,.45); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.5); }
.btn-outline:hover { border-color: var(--white); background: rgba(255,255,255,.08); transform: translateY(-2px); }

/* --- NAV --- */
#navbar { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; padding: 18px 0; transition: var(--transition); }
#navbar.scrolled { background: rgba(13,33,88,.97); backdrop-filter: blur(12px); padding: 12px 0; box-shadow: 0 4px 24px rgba(0,0,0,.25); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo-text { color: var(--white); }
.nav-logo-text strong { display: block; font-size: 1rem; font-weight: 800; letter-spacing: .04em; }
.nav-logo-text span { font-size: .7rem; font-weight: 500; opacity: .7; letter-spacing: .06em; }
.nav-logo svg, .nav-logo-img { width: 44px; height: 44px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: rgba(255,255,255,.85); font-size: .9rem; font-weight: 500; transition: var(--transition); }
.nav-links a:hover { color: var(--white); }
.nav-cta { margin-left: 8px; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; position: fixed; inset: 0; background: var(--navy); z-index: 999; padding: 100px 32px 40px; flex-direction: column; gap: 28px; }
.mobile-menu.open { display: flex; }
.mobile-menu a { color: var(--white); font-size: 1.3rem; font-weight: 700; }
.mobile-logo { max-width: 200px; height: auto; margin-bottom: 12px; }

/* --- HERO --- */
#hero { position: relative; min-height: 100vh; background: linear-gradient(135deg, #0A1940 0%, #0D2158 50%, #0F2E7A 100%); display: flex; align-items: center; overflow: hidden; padding: 120px 0 80px; }
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(80px); pointer-events: none; }
.hero-glow-1 { width: 600px; height: 600px; background: rgba(42,143,232,.18); top: -100px; right: -100px; }
.hero-glow-2 { width: 400px; height: 400px; background: rgba(42,143,232,.12); bottom: 0; left: -80px; }
.hero-content { position: relative; z-index: 2; max-width: 700px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(42,143,232,.18); border: 1px solid rgba(42,143,232,.4); color: var(--blue-light); font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 6px 16px; border-radius: 50px; margin-bottom: 24px; }
.hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--blue); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
.hero-title { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; color: var(--white); line-height: 1.15; margin-bottom: 20px; }
.hero-title span { color: var(--blue-light); }
.hero-sub { font-size: 1.1rem; color: rgba(255,255,255,.72); margin-bottom: 36px; max-width: 560px; }
.hero-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.pill { padding: 7px 18px; border-radius: 50px; border: 1px solid rgba(255,255,255,.2); color: rgba(255,255,255,.85); font-size: .82rem; font-weight: 600; background: rgba(255,255,255,.06); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }

/* --- WHAT WE DO --- */
#what-we-do { padding: 100px 0; background: var(--white); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card { padding: 36px 28px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--white); transition: var(--transition); position: relative; overflow: hidden; }
.service-card::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--blue) 0%, var(--navy-mid) 100%); opacity: 0; transition: var(--transition); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.service-card:hover::before { opacity: 1; }
.service-card:hover .svc-icon, .service-card:hover .svc-title, .service-card:hover .svc-desc { color: var(--white); }
.service-card:hover .svc-icon-wrap { background: rgba(255,255,255,.15); }
.svc-icon-wrap { width: 56px; height: 56px; border-radius: 14px; background: rgba(42,143,232,.1); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; transition: var(--transition); position: relative; z-index: 1; }
.svc-icon { font-size: 1.5rem; color: var(--blue); transition: var(--transition); }
.svc-title { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; position: relative; z-index: 1; transition: var(--transition); }
.svc-desc { font-size: .9rem; color: var(--grey-text); line-height: 1.6; position: relative; z-index: 1; transition: var(--transition); }

/* --- PROBLEM --- */
#problem { padding: 100px 0; background: linear-gradient(135deg, #0A1940 0%, #0D2158 100%); position: relative; overflow: hidden; }
#problem::before { content: ''; position: absolute; top: -200px; right: -200px; width: 600px; height: 600px; background: rgba(42,143,232,.08); border-radius: 50%; filter: blur(60px); }
.problems-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.problem-card { padding: 30px 24px; border-radius: var(--radius); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); transition: var(--transition); }
.problem-card:hover { background: rgba(42,143,232,.12); border-color: rgba(42,143,232,.4); transform: translateY(-4px); }
.prob-icon { font-size: 1.8rem; margin-bottom: 14px; }
.prob-title { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.prob-desc { font-size: .88rem; color: rgba(255,255,255,.6); line-height: 1.6; }

/* --- CORE SERVICES --- */
#core-services { padding: 100px 0; background: var(--grey-bg); }
.core-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.core-card { background: var(--white); border-radius: var(--radius); padding: 36px 24px; border: 1px solid var(--border); transition: var(--transition); }
.core-card:hover { box-shadow: var(--shadow); transform: translateY(-6px); border-color: var(--blue-light); }
.core-card-icon { width: 60px; height: 60px; border-radius: 16px; background: linear-gradient(135deg, var(--blue) 0%, var(--navy-mid) 100%); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.core-card-icon i { font-size: 1.4rem; color: var(--white); }
.core-card h3 { font-size: 1.05rem; font-weight: 800; color: var(--navy); margin-bottom: 14px; }
.core-card ul { display: flex; flex-direction: column; gap: 8px; }
.core-card ul li { font-size: .85rem; color: var(--grey-text); display: flex; gap: 8px; align-items: flex-start; }
.core-card ul li::before { content: '→'; color: var(--blue); font-weight: 700; flex-shrink: 0; }
.core-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; font-size: .85rem; font-weight: 700; color: var(--blue); transition: var(--transition); }
.core-link:hover { gap: 10px; }

/* --- HOW IT WORKS --- */
#how-it-works { padding: 100px 0; background: var(--white); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.steps::before { content: ''; position: absolute; top: 30px; left: calc(12.5% + 16px); right: calc(12.5% + 16px); height: 2px; background: linear-gradient(90deg, var(--blue), var(--navy-mid)); z-index: 0; }
.step { text-align: center; padding: 0 16px; position: relative; z-index: 1; }
.step-num { width: 60px; height: 60px; border-radius: 50%; background: linear-gradient(135deg, var(--blue), var(--navy-mid)); color: var(--white); font-size: 1.3rem; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; box-shadow: 0 4px 20px rgba(42,143,232,.4); }
.step-title { font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.step-desc { font-size: .88rem; color: var(--grey-text); line-height: 1.6; }

/* --- WHY WORLDLINK --- */
#why-worldlink { padding: 100px 0; background: var(--grey-bg); }
.why-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.why-card { background: var(--white); border-radius: var(--radius); padding: 30px 20px; text-align: center; border: 2px solid transparent; transition: var(--transition); }
.why-card:hover { border-color: var(--blue); transform: translateY(-6px); box-shadow: var(--shadow); }
.why-icon { font-size: 2rem; margin-bottom: 14px; }
.why-title { font-size: .95rem; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.why-desc { font-size: .82rem; color: var(--grey-text); line-height: 1.5; }

/* --- INDUSTRIES --- */
#industries { padding: 100px 0; background: var(--white); }
.industries-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.industry-item { padding: 28px 20px; text-align: center; border-radius: var(--radius); border: 1px solid var(--border); transition: var(--transition); }
.industry-item:hover { background: linear-gradient(135deg, var(--blue), var(--navy-mid)); border-color: transparent; }
.industry-item:hover .ind-icon, .industry-item:hover .ind-name { color: var(--white); }
.ind-icon { font-size: 2rem; color: var(--blue); margin-bottom: 12px; transition: var(--transition); }
.ind-name { font-size: .9rem; font-weight: 700; color: var(--navy); transition: var(--transition); }

/* --- TRUST / STATS --- */
#trust { padding: 80px 0; background: linear-gradient(135deg, var(--navy-mid), var(--navy)); }
.stats-row { display: flex; justify-content: center; gap: 0; }
.stat-item { text-align: center; padding: 0 60px; border-right: 1px solid rgba(255,255,255,.15); }
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 2.8rem; font-weight: 800; color: var(--white); line-height: 1; }
.stat-label { font-size: .85rem; color: rgba(255,255,255,.65); margin-top: 6px; font-weight: 500; }

/* --- CONTACT --- */
#contact { padding: 100px 0; background: linear-gradient(135deg, #0A1940 0%, #0D2158 100%); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-form-wrap { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 40px; }
.form-title { font-size: 1.3rem; font-weight: 800; color: var(--white); margin-bottom: 28px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .82rem; font-weight: 600; color: rgba(255,255,255,.7); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 13px 16px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15); border-radius: 10px; color: var(--white); font-family: var(--font); font-size: .92rem; outline: none; transition: var(--transition); }
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,.35); }
.form-group select option { background: var(--navy); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--blue); background: rgba(42,143,232,.1); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; padding: 15px; border-radius: 10px; background: var(--blue); color: var(--white); font-size: 1rem; font-weight: 700; transition: var(--transition); }
.form-submit:hover { background: #1a7ad4; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(42,143,232,.4); }
.contact-info { padding: 10px 0; }
.contact-info h2 { font-size: 1.8rem; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.contact-info p { color: rgba(255,255,255,.65); margin-bottom: 36px; line-height: 1.7; }
.contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.contact-item { display: flex; align-items: center; gap: 16px; }
.contact-item-icon { width: 44px; height: 44px; border-radius: 12px; background: rgba(42,143,232,.2); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item-icon i { font-size: 1.1rem; color: var(--blue-light); }
.contact-item-text strong { display: block; font-size: .8rem; color: rgba(255,255,255,.5); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.contact-item-text span { color: rgba(255,255,255,.85); font-size: .95rem; }
.line-qr { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 24px; display: flex; align-items: center; gap: 20px; }
.qr-placeholder { width: 90px; height: 90px; background: var(--white); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 2rem; flex-shrink: 0; }
.line-qr p { color: rgba(255,255,255,.7); font-size: .88rem; }
.line-qr strong { display: block; color: var(--white); font-weight: 700; margin-bottom: 4px; }

/* --- FOOTER --- */
footer { background: #060E27; padding: 60px 0 30px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand p { font-size: .88rem; color: rgba(255,255,255,.5); margin-top: 16px; max-width: 280px; line-height: 1.7; }
.footer-logo-img { max-width: 220px; height: auto; }
.footer-logo-text { color: var(--white); }
.footer-logo-text strong { display: block; font-size: .95rem; font-weight: 800; }
.footer-logo-text span { font-size: .7rem; opacity: .55; }
.footer-col h4 { font-size: .85rem; font-weight: 800; color: var(--white); margin-bottom: 16px; text-transform: uppercase; letter-spacing: .06em; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: .85rem; color: rgba(255,255,255,.5); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--blue-light); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 28px; display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: .82rem; color: rgba(255,255,255,.35); }
.social-links { display: flex; gap: 12px; }
.social-link { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,.07); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.5); font-size: .9rem; transition: var(--transition); }
.social-link:hover { background: var(--blue); color: var(--white); }

.lang-toggle { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 36px; border-radius: 8px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); color: var(--white); font-size: .8rem; font-weight: 700; transition: var(--transition); cursor: pointer; margin-left: 12px; }
.lang-toggle:hover { background: rgba(42,143,232,.3); border-color: var(--blue); }
.mobile-lang-toggle { margin-left: 0; margin-top: 20px; font-size: 1rem; width: 60px; height: 44px; }

/* --- SCROLL ANIMATIONS --- */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .core-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .services-grid, .problems-grid { grid-template-columns: 1fr 1fr; }
  .core-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; gap: 40px; }
  .steps::before { display: none; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { flex-wrap: wrap; gap: 40px; }
  .stat-item { border-right: none; padding: 0 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}
@media (max-width: 480px) {
  .services-grid, .problems-grid, .why-grid, .industries-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero-pills { display: none; }
}