/* ================================================
   BISWASTO — Wise-inspired Professional Design
   Clean · Bold · Trustworthy · Modern
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  /* ── WISE-STYLE COLOR SYSTEM ── */
  --green:        #00b9a5;   /* Primary teal-green (Wise signature) */
  --green-dark:   #009688;
  --green-light:  #e6f8f6;
  --navy:         #0e1c36;   /* Deep navy — headings, text */
  --navy-mid:     #162447;
  --white:        #ffffff;
  --off-white:    #f7f8fa;
  --gray-100:     #f0f2f5;
  --gray-200:     #e4e8ef;
  --gray-400:     #9aa5b4;
  --gray-600:     #4a5568;
  --gray-800:     #1a202c;

  /* Dark mode (dashboard) */
  --dark-bg:      #0b1120;
  --card-bg:      #111827;
  --card-hover:   #1a2235;
  --border-color: rgba(255,255,255,0.07);
  --text-primary: #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:   #475569;

  /* ── TYPOGRAPHY ── */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* ── SPACING ── */
  --sp-xs: 0.5rem;
  --sp-sm: 1rem;
  --sp-md: 1.5rem;
  --sp-lg: 2rem;
  --sp-xl: 3rem;
  --sp-xxl: 5rem;

  /* ── RADII ── */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* ── SHADOWS ── */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.14);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.18);

  /* Legacy compat */
  --primary-color: var(--green);
  --primary-gradient: linear-gradient(135deg, #00b9a5, #0099cc);
  --secondary-gradient: linear-gradient(135deg, #00b9a5, #00d4b0);
  --success-gradient: linear-gradient(135deg, #00b9a5, #00d4b0);
  --dark-gradient: linear-gradient(135deg, #0b1120, #162447);
  --secondary-color: #0099cc;
  --accent-color: #00d4b0;
  --success-color: #00b9a5;
  --danger-color:  #ef4444;
  --warning-color: #f59e0b;
  --info-color:    #3b82f6;
  --shadow-glow:   0 0 30px rgba(0,185,165,0.3);
  --spacing-xs: var(--sp-xs);
  --spacing-sm: var(--sp-sm);
  --spacing-md: var(--sp-md);
  --spacing-lg: var(--sp-lg);
  --spacing-xl: var(--sp-xl);
  --spacing-xxl: var(--sp-xxl);
  --radius-sm: var(--r-sm);
  --radius-md: var(--r-md);
  --radius-lg: var(--r-lg);
  --radius-xl: var(--r-xl);
  --font-primary: var(--font);
  --font-heading:  var(--font);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: .2s; }
img { max-width: 100%; display: block; }
.container { max-width: 1180px; margin: 0 auto; padding: 0 var(--sp-md); }

/* ── TYPOGRAPHY ── */
h1,h2,h3,h4,h5,h6 { font-family: var(--font); font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.8rem); }

.gradient-text {
  background: linear-gradient(135deg, #00b9a5 0%, #00d4ff 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .75rem 1.6rem; border: none; border-radius: var(--r-full);
  font-weight: 700; font-size: .95rem; cursor: pointer;
  transition: all .2s; font-family: var(--font); letter-spacing: -.01em;
}
.btn-primary {
  background: var(--green); color: var(--navy);
  box-shadow: 0 2px 8px rgba(0,185,165,.3);
}
.btn-primary:hover { background: var(--green-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,185,165,.4); }
.btn-outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,.2);
  color: var(--text-primary);
}
.btn-outline:hover { border-color: var(--green); color: var(--green); }
.btn-lg { padding: 1rem 2.2rem; font-size: 1.05rem; }
.btn-sm { padding: .5rem 1.1rem; font-size: .87rem; }
.btn-block { width: 100%; justify-content: center; }

/* ── NAVBAR ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: .9rem 0;
  background: rgba(11,17,32,.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; }
.logo {
  display: flex; align-items: center; gap: .5rem;
  font-size: 1.5rem; font-weight: 900; letter-spacing: -.04em;
  color: var(--white);
}
.logo img { height: 36px; width: auto; }
.logo i { color: var(--green); font-size: 1.4rem; }
.logo span { background: linear-gradient(135deg,#00b9a5,#0099cc); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.nav-menu { display: flex; list-style: none; gap: var(--sp-lg); }
.nav-menu a { color: var(--text-secondary); font-weight: 500; font-size: .93rem; }
.nav-menu a:hover { color: var(--white); }
.nav-buttons { display: flex; gap: .75rem; align-items: center; }
.nav-icon-btn {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; border: 1.5px solid rgba(255,255,255,.12);
  color: var(--text-secondary); transition: .2s;
}
.nav-icon-btn:hover { border-color: var(--green); color: var(--green); }
.btn-sm { padding: .55rem 1.2rem; }
.mobile-menu-btn { display:none; font-size:1.4rem; cursor:pointer; color:var(--white); background:transparent; border:none; padding:.4rem; z-index:1001; }
.nav-menu.active {
  display:flex; flex-direction:column; position:fixed;
  top:66px; left:0; right:0; background:var(--card-bg);
  padding:var(--sp-lg); gap:var(--sp-md); box-shadow:var(--shadow-lg);
  border-radius:0 0 var(--r-lg) var(--r-lg);
}
@keyframes slideDown { from { opacity:0; transform:translateY(-12px); } to { opacity:1; transform:translateY(0); } }
.nav-menu.active { animation: slideDown .25s ease; }
.nav-menu.active li { width:100%; text-align:center; }
.nav-menu.active a { display:block; padding:.75rem; border-radius:var(--r-md); }
.nav-menu.active a:hover { background:rgba(0,185,165,.08); color:var(--green); }

/* ── HERO ── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  padding: calc(var(--sp-xxl) + 60px) 0 var(--sp-xxl);
  overflow: hidden;
  background: var(--dark-bg);
}
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(0,185,165,.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 10% 80%, rgba(0,153,204,.08) 0%, transparent 70%);
}
.hero-shapes { position:absolute; inset:0; z-index:0; pointer-events:none; }
.shape { position:absolute; border-radius:50%; filter:blur(80px); opacity:.18; animation:float 20s infinite; }
.shape-1 { width:420px; height:420px; background:radial-gradient(#00b9a5,transparent); top:-180px; right:-80px; }
.shape-2 { width:480px; height:480px; background:radial-gradient(#0099cc,transparent); bottom:-200px; left:-120px; animation-delay:-8s; }
.shape-3 { width:320px; height:320px; background:radial-gradient(#00d4b0,transparent); top:45%; left:50%; transform:translate(-50%,-50%); animation-delay:-16s; }
@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-28px); } }
.hero-content { position:relative; z-index:1; display:grid; grid-template-columns:1fr 1fr; gap:var(--sp-xl); align-items:center; }

.badge {
  display:inline-flex; align-items:center; gap:.5rem;
  padding:.4rem 1rem; border-radius:var(--r-full);
  background:rgba(0,185,165,.1); border:1px solid rgba(0,185,165,.25);
  color:var(--green); font-size:.85rem; font-weight:600;
  margin-bottom:var(--sp-md); letter-spacing:.01em;
}
.hero-title { margin-bottom:var(--sp-md); }
.hero-subtitle { font-size:1.1rem; color:var(--text-secondary); margin-bottom:var(--sp-lg); max-width:560px; line-height:1.7; }
.hero-buttons { display:flex; gap:var(--sp-sm); margin-bottom:var(--sp-xl); flex-wrap:wrap; }
.hero-stats { display:grid; grid-template-columns:repeat(3,1fr); gap:var(--sp-lg); padding-top:var(--sp-lg); border-top:1px solid var(--border-color); }
.stat-number { font-size:2rem; font-weight:800; color:var(--green); margin-bottom:.3rem; }
.stat-label { font-size:.85rem; color:var(--text-muted); }

/* Hero card */
.hero-card {
  position:relative; background:var(--card-bg);
  border-radius:var(--r-xl); padding:var(--sp-lg);
  box-shadow:var(--shadow-xl); border:1px solid var(--border-color);
}
.card-glow {
  position:absolute; inset:-2px;
  background:linear-gradient(135deg,rgba(0,185,165,.4),rgba(0,153,204,.2));
  border-radius:var(--r-xl); z-index:-1; opacity:.4;
  filter:blur(20px); animation:pulse 3s infinite;
}
@keyframes pulse { 0%,100%{opacity:.25;} 50%{opacity:.5;} }
.payment-icons { display:grid; grid-template-columns:repeat(2,1fr); gap:var(--sp-md); margin-bottom:var(--sp-lg); }
.payment-icon {
  display:flex; flex-direction:column; align-items:center; gap:.5rem;
  padding:var(--sp-md); background:rgba(255,255,255,.04);
  border-radius:var(--r-md); border:1px solid var(--border-color); transition:.2s;
}
.payment-icon:hover { background:rgba(0,185,165,.07); border-color:rgba(0,185,165,.25); transform:translateY(-3px); }
.payment-icon i { font-size:2rem; color:var(--green); }
.transaction-flow { display:flex; align-items:center; justify-content:space-between; padding:var(--sp-md); background:rgba(255,255,255,.03); border-radius:var(--r-md); border:1px solid var(--border-color); }
.flow-item { display:flex; flex-direction:column; align-items:center; gap:.5rem; flex:1; }
.flow-item i { font-size:1.5rem; color:var(--green); }
.flow-arrow { font-size:1.2rem; color:var(--text-muted); }

/* ── SECTIONS ── */
section { padding:var(--sp-xxl) 0; }
.section-header { text-align:center; margin-bottom:var(--sp-xl); }
.section-badge {
  display:inline-block; padding:.4rem 1rem;
  background:rgba(0,185,165,.1); border:1px solid rgba(0,185,165,.2);
  border-radius:var(--r-full); color:var(--green); font-size:.85rem; font-weight:600;
  margin-bottom:var(--sp-md);
}
.section-title { margin-bottom:var(--sp-md); }
.section-subtitle { font-size:1.05rem; color:var(--text-secondary); max-width:650px; margin:0 auto; line-height:1.7; }

/* ── FEATURES ── */
.features { background:linear-gradient(180deg, var(--dark-bg) 0%, var(--card-bg) 100%); }
.features-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:var(--sp-lg); }
.feature-card {
  padding:var(--sp-lg); background:var(--card-bg);
  border-radius:var(--r-lg); border:1px solid var(--border-color); transition:.25s;
}
.feature-card:hover { transform:translateY(-6px); background:var(--card-hover); border-color:rgba(0,185,165,.25); box-shadow:0 12px 40px rgba(0,185,165,.08); }
.feature-icon {
  width:52px; height:52px; display:flex; align-items:center; justify-content:center;
  background:rgba(0,185,165,.12); border-radius:var(--r-md);
  font-size:1.5rem; margin-bottom:var(--sp-md); color:var(--green);
  border:1px solid rgba(0,185,165,.2);
}
.feature-card h3 { margin-bottom:.6rem; font-size:1.15rem; }
.feature-card p { color:var(--text-secondary); line-height:1.7; font-size:.93rem; }

/* ── SERVICES ── */
.services-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:var(--sp-lg); }
.service-card {
  text-align:center; padding:var(--sp-xl); background:var(--card-bg);
  border-radius:var(--r-lg); border:1px solid var(--border-color); transition:.25s;
}
.service-card:hover { transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:rgba(0,185,165,.2); }
.service-icon {
  width:72px; height:72px; display:flex; align-items:center; justify-content:center;
  background:rgba(0,185,165,.12); border-radius:50%; font-size:1.8rem;
  margin:0 auto var(--sp-md); color:var(--green); border:1px solid rgba(0,185,165,.2);
}
.service-card h3 { margin-bottom:.5rem; font-size:1.1rem; }
.service-card p { color:var(--text-secondary); font-size:.92rem; }

/* ── PRICING ── */
.pricing { background:var(--dark-bg); }
.pricing-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(270px,1fr)); gap:var(--sp-lg); max-width:980px; margin:0 auto; }
.pricing-card {
  position:relative; padding:var(--sp-xl); background:var(--card-bg);
  border-radius:var(--r-xl); border:1px solid var(--border-color); transition:.25s;
}
.pricing-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-xl); }
.pricing-card.popular { border:2px solid var(--green); box-shadow:0 0 40px rgba(0,185,165,.15); }
.popular-badge {
  position:absolute; top:-14px; left:50%; transform:translateX(-50%);
  padding:.4rem 1.4rem; background:var(--green); color:var(--navy);
  border-radius:var(--r-full); font-size:.82rem; font-weight:800;
}
.pricing-header { text-align:center; margin-bottom:var(--sp-lg); padding-bottom:var(--sp-lg); border-bottom:1px solid var(--border-color); }
.pricing-header h3 { font-size:1.3rem; margin-bottom:var(--sp-md); }
.price { display:flex; align-items:baseline; justify-content:center; gap:.3rem; }
.currency { font-size:1.3rem; color:var(--text-secondary); }
.amount { font-size:3rem; font-weight:800; color:var(--green); }
.period { color:var(--text-muted); font-size:.9rem; }
.pricing-features { list-style:none; margin-bottom:var(--sp-lg); }
.pricing-features li { padding:.7rem 0; display:flex; align-items:center; gap:.75rem; color:var(--text-secondary); font-size:.93rem; border-bottom:1px solid var(--border-color); }
.pricing-features li:last-child { border-bottom:none; }
.pricing-features i { color:var(--green); }

/* ── GATEWAYS ── */
.payment-gateways { background:var(--card-bg); }
.gateway-logos { display:flex; flex-wrap:wrap; justify-content:center; gap:var(--sp-lg); }
.gateway-logo {
  display:flex; flex-direction:column; align-items:center; gap:.5rem;
  padding:var(--sp-lg); background:var(--dark-bg);
  border-radius:var(--r-md); transition:.2s; border:1px solid var(--border-color);
  min-width:110px;
}
.gateway-logo:hover { transform:scale(1.06); background:var(--card-hover); border-color:rgba(0,185,165,.25); }
.gateway-logo i { font-size:2.2rem; color:var(--green); }

/* ── CONTACT ── */
.contact-grid { display:grid; grid-template-columns:1fr 1.5fr; gap:var(--sp-xl); }
.contact-item { display:flex; gap:var(--sp-md); padding:var(--sp-md) 0; }
.contact-icon {
  width:46px; height:46px; display:flex; align-items:center; justify-content:center;
  background:rgba(0,185,165,.12); border-radius:var(--r-md);
  color:var(--green); flex-shrink:0; border:1px solid rgba(0,185,165,.2);
}
.contact-item h4 { margin-bottom:.3rem; font-size:.95rem; }
.contact-item p { color:var(--text-secondary); font-size:.9rem; }

/* ── FORMS ── */
.form-group { margin-bottom:var(--sp-md); }
.form-control {
  width:100%; padding:.9rem 1rem;
  background:rgba(255,255,255,.04); border:1.5px solid var(--border-color);
  border-radius:var(--r-md); color:var(--text-primary); font-size:.95rem;
  transition:.2s; font-family:var(--font);
}
.form-control:focus { outline:none; border-color:var(--green); background:rgba(0,185,165,.04); }
textarea.form-control { resize:vertical; }

/* ── FOOTER ── */
.footer { background:var(--card-bg); border-top:1px solid var(--border-color); padding:var(--sp-xxl) 0 var(--sp-md); }
.footer-content { display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:var(--sp-xl); margin-bottom:var(--sp-xl); }
.footer-section h3, .footer-section h4 { margin-bottom:var(--sp-md); font-size:1rem; }
.footer-section p { color:var(--text-secondary); margin-bottom:var(--sp-md); font-size:.9rem; line-height:1.7; }
.footer-section ul { list-style:none; }
.footer-section ul li { margin-bottom:.6rem; }
.footer-section ul a { color:var(--text-secondary); font-size:.9rem; }
.footer-section ul a:hover { color:var(--green); }
.social-links { display:flex; gap:.6rem; }
.social-links a {
  width:38px; height:38px; display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,.05); border-radius:50%; transition:.2s;
  border:1px solid var(--border-color);
}
.social-links a:hover { background:var(--green); color:var(--navy); border-color:var(--green); transform:translateY(-2px); }
.newsletter-form { display:flex; gap:.5rem; }
.newsletter-form input { flex:1; padding:.7rem 1rem; background:var(--dark-bg); border:1px solid var(--border-color); border-radius:var(--r-md); color:var(--text-primary); font-family:var(--font); }
.newsletter-form button { padding:.7rem 1.4rem; background:var(--green); border:none; border-radius:var(--r-md); color:var(--navy); cursor:pointer; font-weight:700; transition:.2s; font-family:var(--font); }
.newsletter-form button:hover { background:var(--green-dark); }
.footer-bottom { padding-top:var(--sp-lg); border-top:1px solid var(--border-color); text-align:center; color:var(--text-muted); font-size:.88rem; }
.footer-bottom i { color:#ef4444; }

/* ── ABOUT ── */
.about { background:var(--card-bg); padding:var(--sp-xxl) 0; }
.about-content { max-width:860px; margin:0 auto; text-align:center; }
.about-text { font-size:1.1rem; color:var(--text-secondary); line-height:1.8; margin-bottom:var(--sp-xl); }
.about-stats { display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:var(--sp-lg); margin-top:var(--sp-xl); }
.about-stat { padding:var(--sp-lg); background:var(--dark-bg); border-radius:var(--r-lg); border:1px solid var(--border-color); }
.about-stat h3 { font-size:2.4rem; color:var(--green); margin-bottom:.4rem; }
.about-stat p { color:var(--text-muted); font-size:.9rem; }

/* ── WHATSAPP FLOAT ── */
.whatsapp-float {
  position:fixed; bottom:28px; right:28px;
  width:56px; height:56px; background:#25D366;
  color:white; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:28px; box-shadow:0 4px 18px rgba(37,211,102,.4);
  z-index:999; transition:.3s;
}
.whatsapp-float:hover { transform:scale(1.1); color:white; box-shadow:0 6px 28px rgba(37,211,102,.6); }
@keyframes whatsapp-pulse { 0%,100%{box-shadow:0 4px 18px rgba(37,211,102,.4);} 50%{box-shadow:0 4px 28px rgba(37,211,102,.65);} }
.whatsapp-float { animation:whatsapp-pulse 2.5s infinite; }
@keyframes whatsapp-ring { 0%,100%{transform:rotate(0);} 10%,30%{transform:rotate(-14deg);} 20%,40%{transform:rotate(14deg);} }
.whatsapp-float i { animation:whatsapp-ring 2s infinite; }

/* ── ANIMATIONS ── */
@keyframes fadeInUp { from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);} }
.fade-in-up { animation:fadeInUp .55s ease-out; }
.loader { border:3px solid rgba(255,255,255,.08); border-top:3px solid var(--green); border-radius:50%; width:38px; height:38px; animation:spin 1s linear infinite; }
@keyframes spin { 0%{transform:rotate(0);} 100%{transform:rotate(360deg);} }

/* ── RESPONSIVE ── */
@media(max-width:968px){
  .hero-content{grid-template-columns:1fr;}
  .nav-menu{display:none;}
  .mobile-menu-btn{display:block;order:3;}
  .nav-buttons{order:2;margin-left:auto;margin-right:.75rem;}
  .logo{order:1;}
  .nav-buttons .btn-primary.btn-sm,.nav-buttons .desktop-only{display:none!important;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;}
}
@media(max-width:640px){
  .hero-buttons{flex-direction:column;}
  .hero-stats{grid-template-columns:1fr;}
  .whatsapp-float{width:50px;height:50px;font-size:24px;bottom:18px;right:18px;}
  .desktop-only{display:none!important;}
}