/* ==========================================================================
   Hexacode Academy — Design System
   Brand: Charcoal #2B2D32 (ink) + Signal Orange #E5781F (accent)
   Typeface: 'Sora' (display/headings) + 'Inter' (body/UI)
   ========================================================================== */

:root {
  --ink:        #2B2D32;
  --ink-soft:   #4B4E57;
  --orange:     #E5781F;
  --orange-dark:#C85F0F;
  --orange-tint:#FFF1E4;
  --paper:      #FFFFFF;
  --fog:        #F6F5F3;
  --line:       #E7E5E1;
  --success:    #1F8A4C;
  --error:      #C6402A;

  --font-display: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(43,45,50,0.08);
  --shadow-md: 0 8px 24px rgba(43,45,50,0.10);
  --shadow-lg: 0 20px 48px rgba(43,45,50,0.16);
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; color: var(--ink-soft); }
a { color: var(--orange-dark); text-decoration: none; }
img { max-width: 100%; display: block; }
ul { padding-left: 1.2em; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange-dark);
  background: var(--orange-tint);
  padding: 6px 12px;
  border-radius: 100px;
  margin-bottom: 14px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary { background: var(--orange); color: #fff; }
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: #fff; }
.btn-ghost-light { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.4); color: #fff; }
.btn-ghost-light:hover { background: #fff; color: var(--ink); }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 500;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; }
.logo img { height: 36px; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a { color: var(--ink); font-weight: 600; font-size: 0.92rem; position: relative; }
.main-nav a:hover { color: var(--orange); }
.has-dropdown { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0; min-width: 280px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg); padding: 10px; display: none; grid-template-columns: 1fr 1fr; gap: 4px;
}
.has-dropdown:hover .dropdown { display: grid; }
.dropdown a { display: block; padding: 8px 12px; border-radius: var(--radius-sm); font-weight: 500; font-size: 0.87rem; }
.dropdown a:hover { background: var(--orange-tint); }
.header-cta { display: flex; align-items: center; gap: 12px; }
.header-phone { display: flex; align-items: center; gap: 6px; font-weight: 700; color: var(--ink); font-size: 0.9rem; }
.mobile-toggle { display: none; background: none; border: none; font-size: 1.6rem; cursor: pointer; }

@media (max-width: 960px) {
    .main-nav {
        position: fixed;
        inset: 64px 0 0 0;
        background: #ffffff;
        height: 100vh;
        width: 321px;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 24px;
        /* overflow-y: auto; */
        transform: translateX(-100%);
        transition: transform .25s ease;
        z-index: 99999;
    }
  .main-nav.open { transform: translateX(0); }
  .dropdown { position: static; box-shadow: none; border: none; display: none; grid-template-columns: 1fr; }
  .has-dropdown.open .dropdown { display: grid; }
  .mobile-toggle { display: block; }
  .header-phone span { display: none; }
}
@media (max-width: 560px) {
  .header-inner { padding: 12px 16px; }
  .logo img { height: 30px; }
  .header-cta { gap: 8px; }
  .header-cta .btn-sm { padding: 9px 14px; font-size: 0.82rem; }
}
@media (max-width: 400px) {
  .header-cta .btn-sm { padding: 8px 12px; font-size: 0.78rem; }
}

/* ---------- Hero ---------- */
.hero {
  background: #001957;
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: 64px 0 80px;
}
.hero::before {
  content: '';
  position: absolute; right: -10%; top: -20%;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(229,120,31,0.28), transparent 70%);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; position: relative; z-index: 2; }
.hero h1 { color: #fff; }
.hero h1 .accent { color: var(--orange); }
.hero p.lead { color: rgba(255,255,255,0.78); font-size: 1.08rem; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap;margin-bottom: 26px; }
.hero-stats { display: flex; gap: 28px; margin-top: 40px; flex-wrap: wrap; }
.hero-stat b { font-family: var(--font-display); font-size: 1.6rem; color: var(--orange); display: block; }
.hero-stat span { font-size: 0.8rem; color: rgba(255,255,255,0.6); }

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero { padding: 40px 0 56px; }
  .hero p.lead { max-width: 100%; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { gap: 18px; justify-content: space-between; }
  .hero-stat b { font-size: 1.3rem; }
}

/* ---------- Lead capture card (used in hero + sidebars) ---------- */
.lead-card {
  background: #fff; color: var(--ink); border-radius: var(--radius-lg);
  padding: 28px; box-shadow: var(--shadow-lg);
}
.lead-card h3 { margin-bottom: 4px; }
.lead-card .sub { color: var(--ink-soft); font-size: 0.88rem; margin-bottom: 18px; }
.form-field { margin-bottom: 14px; }
.form-field label { display: block; font-size: 0.8rem; font-weight: 600; margin-bottom: 6px; color: var(--ink-soft); }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.95rem; background: var(--fog);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--orange); background: #fff;
}
.otp-row { display: flex; gap: 10px; align-items: center; }
.otp-row input { letter-spacing: 6px; font-weight: 700; text-align: center; }
.field-error { color: var(--error); font-size: 0.78rem; margin-top: 4px; display: none; }
.form-msg { padding: 10px 12px; border-radius: var(--radius-sm); font-size: 0.85rem; margin-bottom: 12px; display: none; }
.form-msg.success { background: #E9F7EF; color: var(--success); display: block; }
.form-msg.error { background: #FBEAE7; color: var(--error); display: block; }
.form-note { font-size: 0.72rem; color: #999; margin-top: 10px; text-align: center; }

/* ---------- Sections ---------- */
.section { padding: 76px 0; }
.section-alt { background: var(--fog); }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
@media (max-width: 760px) { .section { padding: 52px 0; } .section-head { margin-bottom: 30px; } }


/* ---------- Course grid ---------- */
.course-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.course-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 22px; transition: transform .2s ease, box-shadow .2s ease; display: flex; flex-direction: column;
}
.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.course-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--orange-tint); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; font-size: 1.3rem; }
.course-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.course-card p { font-size: 0.86rem; flex-grow: 1; }
.course-meta { display: flex; gap: 10px; font-size: 0.76rem; color: var(--ink-soft); margin: 10px 0; flex-wrap: wrap; }
.course-meta span { background: var(--fog); padding: 4px 9px; border-radius: 100px; }
.course-card .btn { margin-top: 8px; }
@media (max-width: 1100px) { .course-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .course-grid { grid-template-columns: 1fr; } }
.two-col-grid { grid-template-columns: 1fr 1fr; }
@media (max-width: 620px) { .two-col-grid { grid-template-columns: 1fr; } }

/* ---------- Location tabs ---------- */
.city-toggle { display: inline-flex; background: var(--fog); border-radius: 100px; padding: 4px; margin-bottom: 30px; }
.city-toggle a { padding: 9px 22px; border-radius: 100px; font-weight: 600; font-size: 0.85rem; color: var(--ink-soft); }
.city-toggle a.active { background: #001957; color: #fff; }

/* ---------- Why us / features ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.feature-item { padding: 24px; border-radius: var(--radius-lg); background: #fff; border: 1px solid var(--line); }
.feature-item .num { font-family: var(--font-display); color: var(--orange); font-size: 0.8rem; font-weight: 700; letter-spacing: .08em; }
@media (max-width: 900px) { .feature-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .feature-grid { grid-template-columns: 1fr; } }

/* ---------- Curriculum accordion ---------- */
.accordion-item { border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden; }
.accordion-trigger {
  width: 100%; text-align: left; background: #fff; border: none; padding: 18px 20px;
  display: flex; justify-content: space-between; align-items: center; cursor: pointer;
  font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; color: var(--ink);
}
.accordion-trigger:hover { background: var(--fog); }
.accordion-trigger .plus { color: var(--orange); font-size: 1.3rem; transition: transform .2s ease; }
.accordion-item.open .plus { transform: rotate(45deg); }
.accordion-panel { max-height: 0; overflow: hidden; transition: max-height .25s ease; background: var(--fog); }
.accordion-panel ul { padding: 16px 24px 20px 34px; margin: 0; }
.accordion-panel li { margin-bottom: 6px; font-size: 0.9rem; color: var(--ink-soft); }

/* ---------- Reviews ---------- */
.reviews-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; }
.review-stars { color: var(--orange); letter-spacing: 2px; margin-bottom: 10px; }
.review-author { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.review-author img { width: 38px; height: 38px; border-radius: 50%; }
.review-author b { font-size: 0.88rem; }
.review-author span { font-size: 0.74rem; color: var(--ink-soft); }
.google-badge { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
@media (max-width: 900px) { .reviews-strip { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 600;
  background: #fff; border-top: 1px solid var(--line); padding: 10px 16px;
  display: none; gap: 10px; box-shadow: 0 -4px 16px rgba(0,0,0,0.08);
}
@media (max-width: 760px) { .sticky-cta { display: flex; } body { padding-bottom: 66px; } }

/* ---------- Floating Call + WhatsApp buttons ---------- */
.float-actions {
  position: fixed;
  right: 20px;
  bottom: 96px;
  z-index: 700;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.float-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
  transition: transform .15s ease, box-shadow .15s ease;
}
.float-btn:hover { transform: translateY(-3px) scale(1.05); }
.float-whatsapp { background: #25D366; }
.float-call { background: var(--orange); animation: float-pulse 2.4s infinite; }
@keyframes float-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(229,120,31,0.45), var(--shadow-lg); }
  70%  { box-shadow: 0 0 0 14px rgba(229,120,31,0), var(--shadow-lg); }
  100% { box-shadow: 0 0 0 0 rgba(229,120,31,0), var(--shadow-lg); }
}

/* Desktop: sticky-cta is hidden, so float buttons can sit lower */
@media (min-width: 761px) {
  .float-actions { bottom: 28px; }
}

/* Mobile: sit just above the sticky call/demo bar */
@media (max-width: 760px) {
  .float-actions { bottom: 82px; right: 14px; gap: 12px; }
  .float-btn { width: 50px; height: 50px; }
}
@media (max-width: 380px) {
  .float-actions { right: 10px; bottom: 78px; }
  .float-btn { width: 46px; height: 46px; }
}

/* ---------- Footer ---------- */
.site-footer { background:#001957; color: rgba(255,255,255,0.7); padding: 60px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 40px; }
.footer-grid h4 { color: #fff; font-size: 0.85rem; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 16px; }
.footer-grid a { display: block; color: rgba(255,255,255,0.65); font-size: 0.87rem; margin-bottom: 9px; }
.footer-grid a:hover { color: var(--orange); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 0.8rem; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-bottom { justify-content: center; text-align: center; }
}

/* ---------- Modal (lead / demo booking) ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(43,45,50,0.6); z-index: 900;
  display: none; align-items: center; justify-content: center; padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal-box { background: #fff; border-radius: var(--radius-lg); max-width: 440px; width: 100%; padding: 30px; position: relative; max-height: 92vh; overflow-y: auto; }
.modal-close { position: absolute; top: 16px; right: 16px; background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--ink-soft); }
@media (max-width: 480px) {
  .modal-box { padding: 22px 18px; border-radius: var(--radius-md); }
}

/* ---------- Responsive tables (CRM) ---------- */
.data-table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ---------- Admin shell responsive ---------- */
@media (max-width: 860px) {
  .admin-shell { grid-template-columns: 1fr !important; }
  .admin-sidebar { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; padding: 14px 16px !important; }
  .admin-sidebar img { margin-bottom: 0 !important; height: 24px !important; }
  .admin-sidebar a { padding: 6px 10px !important; margin-bottom: 0 !important; font-size: 0.82rem !important; }
  .admin-main { padding: 18px !important; }
  .stat-grid { grid-template-columns: repeat(2,1fr) !important; }
  .admin-topbar { flex-direction: column; align-items: flex-start !important; gap: 6px; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr !important; }
}
@media (max-width: 760px) {
  div[style*="grid-template-columns:1fr 1.3fr"] { grid-template-columns: 1fr !important; }
}

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: 0.8rem; color: var(--ink-soft); padding: 16px 0; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--orange); }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.badge-orange { background: var(--orange-tint); color: var(--orange-dark); padding: 4px 10px; border-radius: 100px; font-size: 0.72rem; font-weight: 700; }