/* ============================================
   EDUMIX — Main Stylesheet
   ============================================ */

:root {
  --orange: #E8621A;
  --orange-light: #FEF0E6;
  --orange-dark: #C4511A;
  --dark: #111111;
  --dark-2: #1C1C1C;
  --dark-3: #2A2A2A;
  --gray-1: #F5F5F5;
  --gray-2: #EEEEEE;
  --gray-3: #AAAAAA;
  --gray-4: #666666;
  --gray-5: #333333;
  --text: #111111;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 40px rgba(232,98,26,0.10);
  --transition: 0.2s ease;

  /* Type scale */
  --text-xs:   12px;   /* tiny labels, dashboard internals */
  --text-sm:   14px;   /* badges, tags, chips, captions */
  --text-base: 16px;   /* body copy */
  --text-md:   18px;   /* nav links, card body, button text */
  --text-lg:   20px;   /* section-sub, hero body */
  --text-xl:   24px;   /* logo wordmark, large labels */
  --text-2xl:  32px;   /* metric numbers */
  --text-3xl:  42px;   /* section h2 */
  --text-4xl:  56px;   /* hero h1 */
  --text-5xl:  48px;   /* cta h2 */
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: var(--text-base);
  color: var(--text);
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

/* ---- CONTAINER ---- */
.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 28px; }

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: var(--text-md);
  font-weight: 700;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  border: none;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-1px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--orange);
  font-size: var(--text-md);
  font-weight: 600;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--orange);
  transition: background var(--transition);
}
.btn-outline:hover { background: var(--orange-light); }

.btn-ghost {
  font-size: var(--text-base);
  color: var(--gray-4);
  font-weight: 500;
  background: none;
  border: none;
  padding: 0 4px;
}
.btn-ghost:hover { color: var(--orange); }

.btn-orange {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: var(--text-base);
  font-weight: 700;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: none;
  transition: background var(--transition);
}
.btn-orange:hover { background: var(--orange-dark); }

.btn-block { display: block; width: 100%; text-align: center; }

.btn-white {
  display: inline-block;
  background: #fff;
  color: var(--orange);
  font-size: var(--text-md);
  font-weight: 700;
  padding: 14px 30px;
  border-radius: var(--radius-sm);
  border: none;
  transition: opacity var(--transition);
}
.btn-white:hover { opacity: 0.9; }

.btn-white-outline {
  display: inline-block;
  background: transparent;
  color: #fff;
  font-size: var(--text-md);
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(255,255,255,0.5);
  transition: border-color var(--transition);
}
.btn-white-outline:hover { border-color: #fff; }

.btn-white-sm {
  display: inline-block;
  background: #fff;
  color: var(--orange);
  font-size: var(--text-base);
  font-weight: 700;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  border: none;
  margin-top: auto;
}

.btn-dark {
  display: inline-block;
  background: var(--dark);
  color: #fff;
  font-size: var(--text-base);
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: none;
  white-space: nowrap;
  transition: background var(--transition);
}
.btn-dark:hover { background: #2a2a2a; }

.btn-light-border {
  display: inline-block;
  background: transparent;
  color: var(--dark);
  font-size: var(--text-base);
  font-weight: 600;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-2);
  white-space: nowrap;
}
.btn-light-border:hover { border-color: #bbb; }

.play-circle {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--orange-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ---- SECTION SHARED ---- */
.section { padding: 100px 0; }
.section-tag {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section h2 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-sub {
  font-size: var(--text-lg);
  color: var(--gray-4);
  line-height: 1.7;
  max-width: 580px;
}
.section-center { text-align: center; margin-bottom: 60px; }
.section-center .section-sub { margin: 0 auto; }

/* ============================================
   NAV
   ============================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-2);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-text { font-size: var(--text-xl); font-weight: 800; color: var(--orange); letter-spacing: -0.5px; }
.logo-text span { color: #888; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: var(--text-base); color: var(--gray-4); font-weight: 500; transition: color var(--transition); }
.nav-links a:hover { color: var(--orange); }
.nav-actions { display: flex; gap: 12px; align-items: center; }
.hamburger { display: none; background: none; border: none; font-size: 26px; color: var(--gray-5); }

.mobile-menu {
  display: none;
  flex-direction: column;
  background: #fff;
  border-top: 1px solid var(--gray-2);
  padding: 16px 28px 28px;
}
.mobile-menu.open { display: flex; }
.mob-link {
  display: block;
  padding: 14px 0;
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--gray-5);
  border-bottom: 1px solid var(--gray-2);
}
.mob-cta {
  display: inline-block;
  margin-top: 16px;
  background: var(--orange);
  color: #fff;
  font-size: var(--text-md);
  font-weight: 700;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  text-align: center;
}

/* ============================================
   HERO
   ============================================ */
.hero { background: #fff; }
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  min-height: 640px;
  padding-top: 72px;
  padding-bottom: 72px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: var(--text-sm);
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}
.hero h1 {
  font-size: var(--text-4xl);
  font-weight: 800;
  line-height: 1.08;
  color: var(--dark);
  letter-spacing: -2px;
  margin-bottom: 14px;
}
.hl { color: var(--orange); }
.hero-tagline {
  font-size: 19px;
  font-weight: 500;
  color: #444;
  line-height: 1.5;
  margin-bottom: 14px;
}
.hero-body {
  font-size: var(--text-lg);
  color: var(--gray-4);
  line-height: 1.8;
  margin-bottom: 34px;
  max-width: 480px;
}
.hero-btns { display: flex; gap: 14px; margin-bottom: 40px; flex-wrap: wrap; }
.trust-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.trust-label { font-size: var(--text-sm); color: var(--gray-3); }
.trust-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { background: var(--gray-1); border-radius: 5px; padding: 5px 12px; font-size: var(--text-sm); font-weight: 500; color: #888; }

/* Dashboard mockup */
.hero-right {
  background: #FDF4EE;
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.hero-right::before {
  content: '';
  position: absolute;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: #F6DFC9;
  top: -80px; right: -80px;
}
.hero-right::after {
  content: '';
  position: absolute;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: #F6DFC9;
  bottom: -60px; left: -40px;
}
.dashboard {
  background: #fff;
  border-radius: 14px;
  border: 1px solid #EEE;
  width: 100%;
  max-width: 360px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
  z-index: 1;
}
.dash-header {
  background: var(--orange);
  padding: 13px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.dash-title { font-size: 13px; font-weight: 700; color: #fff; }
.dash-sub { font-size: 11px; color: rgba(255,255,255,0.7); margin-top: 1px; }
.wdots { display: flex; gap: 5px; }
.wdots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.35); display: block; }
.dash-body { padding: 16px; }
.stat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin-bottom: 14px; }
.stat-card { background: #FAF9F8; border-radius: 8px; padding: 10px; text-align: center; }
.stat-n { font-size: 16px; font-weight: 800; color: var(--dark); }
.stat-l { font-size: 10px; color: var(--gray-3); margin-top: 2px; }
.stat-up { font-size: 10px; color: #2A9E6B; font-weight: 700; margin-top: 2px; }
.bars-label { font-size: 10px; font-weight: 700; color: #CCC; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 52px; margin-bottom: 3px; }
.b { background: var(--orange); border-radius: 3px 3px 0 0; flex: 1; }
.bar-days { display: flex; gap: 4px; margin-bottom: 12px; }
.bar-days span { flex: 1; text-align: center; font-size: 9px; color: #CCC; }
.enroll-label { font-size: 10px; font-weight: 700; color: #CCC; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.erow { display: flex; align-items: center; gap: 8px; padding: 7px 8px; background: #FAF9F8; border-radius: 7px; margin-bottom: 5px; }
.eav { width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 800; color: #fff; flex-shrink: 0; }
.en { font-size: 12px; font-weight: 600; color: #222; }
.em { font-size: 10px; color: #BBB; }
.ebadge { margin-left: auto; font-size: 10px; padding: 2px 8px; border-radius: 10px; font-weight: 700; }
.ebadge.paid { background: #E6F7EE; color: #1A7A45; }
.ebadge.pending { background: #FFF3DC; color: #9A6200; }
.dash-feat-row { display: flex; border-top: 1px solid #F0F0F0; }
.dash-feat { flex: 1; padding: 11px 4px; text-align: center; border-right: 1px solid #F0F0F0; font-size: 10px; color: #888; font-weight: 500; }
.dash-feat:last-child { border-right: none; }
.dash-feat i { display: block; font-size: 16px; color: var(--orange); margin-bottom: 3px; }

/* ============================================
   TRUST MARQUEE
   ============================================ */
.trust-bar {
  background: #FAF9F8;
  border-top: 1px solid var(--gray-2);
  border-bottom: 1px solid var(--gray-2);
  padding: 14px 0;
  overflow: hidden;
}
.marquee-track { overflow: hidden; }
.marquee-inner {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  animation: marquee 80s linear infinite;
  width: max-content;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.marquee-inner span { font-size: var(--text-sm); color: #BBB; font-weight: 600; letter-spacing: 0.02em; }
.marquee-inner .dot { color: #DDD; }

/* ============================================
   PAIN SECTION
   ============================================ */
.pain-section { background: var(--dark); }
.pain-section .section-tag { color: #E8925A; }
.pain-section h2 { color: #fff; }
.pain-section .section-sub { color: #888; margin-bottom: 52px; }

.pain-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.pf-step {
  flex: 1;
  min-width: 155px;
  background: #1E1E1E;
  border: 1px solid #2E2E2E;
  border-radius: var(--radius-md);
  padding: 22px 18px;
}
.pf-icon { font-size: 24px; color: var(--orange); margin-bottom: 10px; }
.pf-title { font-size: var(--text-base); font-weight: 700; color: #fff; margin-bottom: 5px; }
.pf-desc { font-size: var(--text-sm); color: #666; line-height: 1.5; }
.pf-arrow { font-size: 20px; color: #2E2E2E; flex-shrink: 0; padding: 0 4px; }
.pf-arrow-or { color: var(--orange); }
.pf-step.highlight { background: var(--orange); border-color: var(--orange); }
.pf-step.highlight .pf-title { color: #fff; }
.pf-step.highlight .pf-desc { color: rgba(255,255,255,0.75); }
.pf-step.highlight .pf-icon { color: #fff; }
.pf-step.pf-brand { border-color: var(--orange); }
.pf-step.pf-brand .pf-icon { color: #E8925A; }

.pain-problems {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.prob-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px;
  background: #1A1A1A;
  border-radius: 8px;
  border: 1px solid #2A2A2A;
  font-size: var(--text-base);
  color: #777;
  line-height: 1.5;
}
.prob-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--orange); margin-top: 6px; flex-shrink: 0; }

/* ============================================
   PARTNER SECTION
   ============================================ */
.partner-section { background: #fff; }
.partner-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.partner-left .section-sub { margin-bottom: 28px; }
.pillars { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.pillar {
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: var(--text-base);
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 20px;
}
.metrics-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.metric-card {
  background: var(--gray-1);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  border: 1px solid var(--gray-2);
}
.metric-num { font-size: var(--text-2xl); font-weight: 800; color: var(--orange); letter-spacing: -1px; }
.metric-label { font-size: var(--text-base); color: var(--gray-4); margin-top: 8px; line-height: 1.4; }

/* ============================================
   FEATURES
   ============================================ */
.features-section { background: #FAFAFA; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.feat-card {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-2);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition);
}
.feat-card:hover { border-color: var(--orange); transform: translateY(-2px); }
.feat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--orange-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 20px;
  color: var(--orange);
  flex-shrink: 0;
}
.feat-card h3 { font-size: var(--text-base); font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.feat-card ul { flex: 1; }
.feat-card ul li {
  font-size: var(--text-sm);
  color: #888;
  padding: 3px 0;
  display: flex;
  align-items: center;
  gap: 6px;
}
.feat-card ul li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--orange);
  flex-shrink: 0;
}
.feat-cta { background: var(--orange); border-color: var(--orange); }
.feat-cta:hover { transform: translateY(-2px); }
.feat-icon-white { background: rgba(255,255,255,0.2); color: #fff; }
.feat-cta h3 { color: #fff; font-size: 18px; }
.feat-cta p { font-size: var(--text-base); color: rgba(255,255,255,0.8); line-height: 1.6; margin-bottom: 18px; flex: 1; }

/* ============================================
   WHY EDUMIX
   ============================================ */
.why-section { background: #fff; }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-2);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.why-card:hover { border-color: var(--orange); box-shadow: var(--shadow-sm); }
.why-icon { font-size: 30px; color: var(--orange); margin-bottom: 14px; }
.why-card h3 { font-size: 18px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.why-card p { font-size: var(--text-base); color: var(--gray-4); line-height: 1.75; }

/* ============================================
   LOGOS
   ============================================ */
.logos-section { background: #FAF9F8; text-align: center; }
.logos-section h2 { margin-bottom: 44px; }
.logos-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 44px;
}
.logo-ph {
  height: 64px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid var(--gray-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: #CCC;
}
.logos-quote {
  font-size: 18px;
  color: var(--gray-4);
  font-style: italic;
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}
.logos-quote strong { color: var(--orange); font-style: normal; }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-section { background: #fff; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.tcard {
  background: #FAFAFA;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-2);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.tcard-dark { background: var(--dark); border-color: var(--dark); }
.tcard-orange { background: var(--orange); border-color: var(--orange); }
.tcat {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 10px;
  background: var(--orange-light);
  color: var(--orange-dark);
  letter-spacing: 0.04em;
}
.tcat-dark { background: #1E1E1E; color: #666; }
.tcat-light { background: rgba(255,255,255,0.2); color: rgba(255,255,255,0.85); }
.stars { color: var(--orange); font-size: 15px; letter-spacing: 2px; }
.tcard-dark .stars { color: #E8925A; }
.tcard-orange .stars { color: #fff; }
.quote-mark { font-size: 44px; color: #E8E8E8; font-family: Georgia, serif; line-height: 1; }
.tcard-dark .quote-mark { color: #222; }
.tcard-orange .quote-mark { color: rgba(255,255,255,0.25); }
.tcard p { font-size: var(--text-base); color: #333; line-height: 1.75; flex: 1; }
.tcard-dark p { color: #BBB; }
.tcard-orange p { color: rgba(255,255,255,0.9); }
.tauthor {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid #EBEBEB;
  padding-top: 18px;
}
.tcard-dark .tauthor { border-top-color: #222; }
.tcard-orange .tauthor { border-top-color: rgba(255,255,255,0.2); }
.tav {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}
.tname { font-size: var(--text-base); font-weight: 700; color: var(--dark); }
.tcard-dark .tname { color: #fff; }
.tcard-orange .tname { color: #fff; }
.trole { font-size: var(--text-sm); color: var(--gray-3); margin-top: 2px; }
.tcard-dark .trole { color: #555; }
.tcard-orange .trole { color: rgba(255,255,255,0.6); }

/* ============================================
   PRICING
   ============================================ */
.pricing-section { background: #FAFAFA; }
.pricing-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.price-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-2);
  padding: 40px 36px;
}
.price-badge {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange-dark);
  font-size: var(--text-sm);
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 22px;
  letter-spacing: 0.04em;
}
.price-display { display: flex; align-items: flex-start; gap: 4px; line-height: 1; margin-bottom: 8px; }
.price-currency { font-size: 20px; font-weight: 700; color: var(--orange); margin-top: 12px; }
.price-amount { font-size: 60px; font-weight: 800; color: var(--orange); letter-spacing: -2px; }
.price-unit { font-size: var(--text-base); color: var(--gray-3); margin-bottom: 22px; }
.price-unit strong { color: var(--gray-4); }
.price-min-note {
  background: var(--orange-light);
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 24px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--text-base);
  color: var(--orange-dark);
  font-weight: 500;
  line-height: 1.5;
}
.price-min-note i { font-size: 17px; flex-shrink: 0; margin-top: 1px; }
.price-divider { height: 1px; background: var(--gray-2); margin-bottom: 22px; }
.price-features { margin-bottom: 30px; }
.price-features li {
  font-size: var(--text-base);
  color: var(--gray-5);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}
.price-features i { color: var(--orange); font-size: 16px; flex-shrink: 0; }

/* Calculator */
.calc-card {
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
}
.calc-card h3 { font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.calc-sub { font-size: var(--text-base); color: #555; margin-bottom: 28px; }
.calc-label { font-size: var(--text-sm); font-weight: 700; color: #666; letter-spacing: 0.06em; text-transform: uppercase; display: block; margin-bottom: 10px; }
.calc-input {
  width: 100%;
  background: #1C1C1C;
  border: 1.5px solid #2A2A2A;
  border-radius: 9px;
  padding: 14px 18px;
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  font-family: 'Inter', sans-serif;
  text-align: center;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
  transition: border-color var(--transition);
}
.calc-input:focus { outline: none; border-color: var(--orange); }
.calc-slider {
  width: 100%;
  -webkit-appearance: none;
  height: 5px;
  border-radius: 3px;
  background: #2A2A2A;
  outline: none;
  cursor: pointer;
  margin-bottom: 8px;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--orange);
  cursor: pointer;
  border: 3px solid var(--dark);
}
.calc-slider::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--orange);
  cursor: pointer;
  border: 3px solid var(--dark);
}
.slider-ticks {
  display: flex;
  justify-content: space-between;
  margin-bottom: 28px;
  font-size: var(--text-sm);
  color: #444;
}
.calc-result {
  background: #1C1C1C;
  border-radius: 12px;
  padding: 22px;
  text-align: center;
  margin-bottom: 18px;
  min-height: 110px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.calc-result.state-min { border: 1px solid #3A2A1A; }
.calc-result.state-enterprise { border: 1px solid #2A2A2A; }
.calc-result-label { font-size: var(--text-sm); font-weight: 700; color: #555; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 8px; }
.calc-result-amount { font-size: 32px; font-weight: 800; color: var(--orange); letter-spacing: -0.5px; line-height: 1; }
.calc-result-note { font-size: var(--text-sm); color: #555; margin-top: 6px; line-height: 1.5; }
.calc-result-min { font-size: var(--text-sm); color: #E8925A; margin-top: 4px; }
.btn-calc-demo {
  display: block;
  width: 100%;
  background: var(--orange);
  color: #fff;
  font-size: var(--text-base);
  font-weight: 700;
  padding: 14px;
  border-radius: 9px;
  text-align: center;
  transition: background var(--transition);
}
.btn-calc-demo:hover { background: var(--orange-dark); }
.btn-calc-contact {
  display: block;
  width: 100%;
  background: transparent;
  color: var(--orange);
  font-size: var(--text-base);
  font-weight: 700;
  padding: 13px;
  border-radius: 9px;
  text-align: center;
  border: 2px solid var(--orange);
  transition: background var(--transition);
}
.btn-calc-contact:hover { background: rgba(232,98,26,0.1); }

/* Enterprise card */
.enterprise-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-2);
  padding: 32px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}
.ent-eyebrow { font-size: var(--text-sm); font-weight: 700; color: var(--gray-3); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 6px; }
.enterprise-left h3 { font-size: 22px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.enterprise-left p { font-size: var(--text-base); color: var(--gray-4); line-height: 1.65; }
.ent-chips { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.ent-chips span { background: var(--gray-1); border-radius: 5px; padding: 4px 12px; font-size: var(--text-sm); font-weight: 500; color: #888; }
.enterprise-btns { display: flex; flex-direction: column; gap: 10px; flex-shrink: 0; }

/* ============================================
   FINAL CTA
   ============================================ */
.cta-section {
  background: var(--orange);
  padding: 100px 0;
  text-align: center;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-section h2 {
  font-size: var(--text-5xl);
  font-weight: 800;
  color: #fff;
  letter-spacing: -1.5px;
  margin-bottom: 18px;
  line-height: 1.1;
}
.cta-section p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.82);
  line-height: 1.75;
  margin-bottom: 42px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ============================================
   INSIGHTS / BLOG
   ============================================ */
.insights-section { background: #fff; }
.insights-section h2 { margin-bottom: 44px; }
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.blog-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--gray-2);
  transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.blog-img { height: 130px; }
.blog-img-1 { background: var(--orange-light); }
.blog-img-2 { background: #E6F0FB; }
.blog-img-3 { background: #E6F7EE; }
.blog-body { padding: 22px; }
.blog-cat { font-size: var(--text-sm); font-weight: 700; color: var(--orange); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 8px; }
.blog-card h3 { font-size: var(--text-base); font-weight: 700; color: var(--dark); line-height: 1.4; margin-bottom: 10px; }
.blog-read { font-size: var(--text-sm); color: var(--gray-3); }

/* ============================================
   FOOTER
   ============================================ */
.footer { background: var(--dark); padding: 72px 0 36px; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 52px;
}
.footer-brand p { font-size: var(--text-base); color: #555; margin-top: 12px; line-height: 1.65; max-width: 230px; }
.footer-logo-text { font-size: var(--text-xl); }
.footer-social { display: flex; gap: 16px; margin-top: 18px; }
.footer-social a { font-size: 20px; color: #444; transition: color var(--transition); }
.footer-social a:hover { color: var(--orange); }
.footer-col h4 { font-size: var(--text-sm); font-weight: 700; color: #666; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 16px; }
.footer-col a { display: block; font-size: var(--text-base); color: #444; margin-bottom: 10px; transition: color var(--transition); }
.footer-col a:hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid #1E1E1E;
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p { font-size: var(--text-sm); color: #444; }
.footer-bottom a { color: #555; }
.footer-bottom a:hover { color: var(--orange); }
.footer-tagline { font-size: var(--text-sm); font-weight: 700; color: var(--orange); }

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  :root {
    --text-4xl: 48px;
    --text-3xl: 36px;
  }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root {
    --text-4xl: 40px;
    --text-3xl: 30px;
    --text-5xl: 36px;
    --text-lg: 18px;
  }
  .section { padding: 72px 0; }
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: block; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 48px; padding-bottom: 48px; min-height: auto; }
  .hero-right { display: none; }
  .pain-flow { flex-direction: column; }
  .pf-arrow { transform: rotate(90deg); }
  .pain-problems { grid-template-columns: 1fr 1fr; }
  .partner-grid { grid-template-columns: 1fr; gap: 48px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .logos-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .pricing-row { grid-template-columns: 1fr; }
  .enterprise-card { flex-direction: column; align-items: flex-start; }
  .enterprise-btns { flex-direction: row; flex-wrap: wrap; width: 100%; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  :root {
    --text-4xl: 34px;
    --text-3xl: 26px;
    --text-5xl: 30px;
    --text-lg: 17px;
    --text-md: 16px;
  }
  .hero-btns { flex-direction: column; }
  .hero-btns a { text-align: center; justify-content: center; }
  .pain-problems { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .logos-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-btns { flex-direction: column; align-items: center; }
  .footer-top { grid-template-columns: 1fr; }
  .price-card { padding: 28px 22px; }
  .enterprise-btns { flex-direction: column; }
}