/* ===========================
   VARIABLES & RESET
=========================== */
:root {
  --primary: #7c3aed;
  --primary-dark: #5b21b6;
  --primary-light: #9333ea;
  --accent: #ec4899;
  --accent-light: #db2777;
  --bg: #ffffff;
  --bg-alt: #f7f5ff;
  --bg-card: #f5f3fe;
  --bg-card-hover: #ede9fb;
  --border: rgba(124,58,237,0.22);
  --border-light: rgba(0,0,0,0.09);
  --text: #0f0f1a;
  --text-muted: #55556a;
  --text-dim: #9999b5;
  --gradient: linear-gradient(135deg, var(--primary), var(--accent));
  --gradient-soft: linear-gradient(135deg, rgba(124,58,237,0.08), rgba(236,72,153,0.08));
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 40px rgba(124,58,237,0.14);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===========================
   TYPOGRAPHY
=========================== */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; color: var(--text); }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.1rem; }
p { color: var(--text-muted); }

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===========================
   UTILITIES
=========================== */
.label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(124,58,237,0.1);
  border: 1px solid rgba(124,58,237,0.3);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { font-size: 1.05rem; }

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124,58,237,0.45);
}
.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-light);
}
.btn--outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(124,58,237,0.06);
}
.btn--ghost {
  background: transparent;
  color: var(--text-muted);
}
.btn--ghost:hover { color: var(--primary); }
.btn--sm { font-size: 0.85rem; padding: 8px 18px; }
.btn--lg { font-size: 1rem; padding: 14px 28px; }
.btn--full { width: 100%; }

/* ===========================
   NAV
=========================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background var(--transition), border-color var(--transition), backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo img {
  height: 36px;
  width: auto;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin: 0 auto;
}
.nav__links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1.5px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* MOBILE MENU */
.mobile-menu {
  display: none;
  position: fixed;
  top: 70px; left: 0; right: 0;
  z-index: 99;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  padding: 24px;
}
.mobile-menu.open { display: block; }
.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.mobile-menu ul li a {
  display: block;
  font-size: 1.05rem;
  color: var(--text-muted);
  padding: 8px 0;
}
.mobile-menu ul li a:hover { color: var(--text); }
.mobile-menu .btn { text-align: center; margin-top: 8px; }

/* ===========================
   HERO
=========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
  background: linear-gradient(160deg, #faf8ff 0%, #f0ebff 50%, #fdf0f8 100%);
}
.hero__bg-shape {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,58,237,0.15) 0%, transparent 70%);
  top: -100px;
  left: -150px;
  pointer-events: none;
}
.hero__bg-shape--2 {
  background: radial-gradient(circle, rgba(236,72,153,0.12) 0%, transparent 70%);
  top: auto;
  bottom: -200px;
  left: auto;
  right: -150px;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}
.hero__content { max-width: 580px; }
.hero__title { margin-bottom: 20px; }
.hero__subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 480px;
}
.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.hero__trust {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-dim);
}
.trust-item svg { color: var(--primary); flex-shrink: 0; }

/* POS Mockup */
.hero__visual {
  display: flex;
  justify-content: center;
}
.pos-mockup {
  position: relative;
  width: 100%;
  max-width: 420px;
}
.pos-mockup__screen {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow), 0 2px 0 rgba(124,58,237,0.08);
  position: relative;
  z-index: 2;
}
.pos-mockup__glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(ellipse at center, rgba(124,58,237,0.18) 0%, transparent 70%);
  z-index: 1;
  filter: blur(20px);
  pointer-events: none;
}
.pos-screen { padding: 0; }
.pos-screen__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(124,58,237,0.08), rgba(236,72,153,0.06));
  border-bottom: 1px solid var(--border);
}
.pos-screen__logo {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
}
.pos-screen__status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: #16a34a;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.pos-screen__body {
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #fff;
}
.pos-product {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  animation: slideIn 0.5s ease calc(var(--d) * 0.1s) both;
}
@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}
.pos-product__img { font-size: 1.3rem; }
.pos-product__info { flex: 1; }
.pos-product__name { font-size: 0.82rem; font-weight: 500; color: var(--text); }
.pos-product__price { font-size: 0.75rem; color: var(--primary); font-weight: 600; }
.pos-product__add {
  width: 26px; height: 26px;
  border-radius: 6px;
  background: var(--gradient);
  border: none;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--transition);
}
.pos-product__add:hover { transform: scale(1.1); }
.pos-screen__cart {
  padding: 12px 20px;
  border-top: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: #fff;
}
.pos-cart {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.pos-cart__total { font-size: 1rem; font-weight: 700; color: var(--text); }
.pos-checkout {
  width: 100%;
  padding: 12px;
  background: var(--gradient);
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: opacity var(--transition);
}
.pos-checkout:hover { opacity: 0.9; }

.hero__scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-dim);
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ===========================
   BENEFITS
=========================== */
.benefits {
  padding: 60px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg);
}
.benefits__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.benefit-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.benefit-card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.benefit-card__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.benefit-card h3 { font-size: 0.9rem; margin-bottom: 4px; }
.benefit-card p { font-size: 0.8rem; }

/* ===========================
   FEATURES
=========================== */
.features {
  padding: 100px 0;
  background: var(--bg-alt);
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.feature-card:hover {
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}
.feature-card h3 { margin-bottom: 10px; font-size: 1rem; }
.feature-card p { font-size: 0.88rem; line-height: 1.6; }

/* ===========================
   ADVANCED
=========================== */
.advanced {
  padding: 100px 0;
  background: var(--bg);
}
.advanced__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.advanced__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.advanced-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.advanced-item:hover {
  border-color: var(--border);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}
.advanced-item__icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(124,58,237,0.1);
  border-radius: 8px;
}
.advanced-item h4 { font-size: 0.9rem; margin-bottom: 4px; }
.advanced-item p { font-size: 0.82rem; }

/* ===========================
   IMPACT
=========================== */
.impact {
  padding: 100px 0;
  background: var(--bg-alt);
}
.impact__inner {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.impact__inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  pointer-events: none;
}
.impact__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0;
}
.stat-card {
  padding: 24px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
}
.stat-card__number {
  font-size: 2.4rem;
  font-weight: 900;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}
.stat-card__label { font-size: 0.82rem; color: var(--text-muted); }
.impact__points {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.impact-point {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.impact-point__icon { font-size: 1rem; }

/* ===========================
   TESTIMONIALS
=========================== */
.testimonials {
  padding: 100px 0;
  background: var(--bg);
}
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
}
.testimonial-card:hover {
  border-color: var(--border);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}
.testimonial-card__stars {
  font-size: 1rem;
  color: #d97706;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.testimonial-card p {
  font-size: 0.9rem;
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
  color: var(--text-muted);
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.testimonial-card__author strong { font-size: 0.9rem; display: block; color: var(--text); }
.testimonial-card__author span { font-size: 0.78rem; color: var(--text-dim); }

/* ===========================
   CTA
=========================== */
.cta-section {
  padding: 80px 0;
  background: var(--bg-alt);
}
.cta-box {
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 72px 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.cta-box__bg-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(124,58,237,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.cta-box h2 { margin-bottom: 16px; }
.cta-box p { font-size: 1.05rem; margin-bottom: 36px; max-width: 500px; margin-left: auto; margin-right: auto; }
.cta-box__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===========================
   CONTACT
=========================== */
.contact {
  padding: 100px 0;
  border-top: 1px solid var(--border-light);
  background: var(--bg);
}
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact__logo { height: 44px; width: auto; margin-bottom: 24px; }
.contact__info h2 { margin-bottom: 16px; }
.contact__info > p { margin-bottom: 28px; }
.contact__details { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.contact-link {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: color var(--transition);
}
.contact-link:hover { color: var(--primary); }
.contact-link__icon { font-size: 1.1rem; }
.contact__tagline {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--text-dim);
  border-left: 3px solid var(--primary);
  padding-left: 14px;
}

/* FORM */
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.82rem; font-weight: 500; color: var(--text-muted); }
.form-group input,
.form-group select,
.form-group textarea {
  background: #fff;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}
.form-group select option { background: #fff; color: var(--text); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-success {
  text-align: center;
  padding: 48px 24px;
  background: var(--bg-card);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: var(--radius);
}
.form-success__icon { font-size: 3rem; margin-bottom: 16px; }
.form-success h3 { margin-bottom: 8px; }
.form-success p { font-size: 0.9rem; }

/* ===========================
   FOOTER
=========================== */
.footer {
  padding: 60px 0 32px;
  border-top: 1px solid var(--border-light);
  background: var(--bg-alt);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__logo { height: 36px; width: auto; margin-bottom: 16px; }
.footer__brand p { font-size: 0.88rem; max-width: 300px; margin-bottom: 16px; }
.footer__contact { display: flex; flex-direction: column; gap: 4px; }
.footer__contact a { font-size: 0.85rem; color: var(--text-dim); transition: color var(--transition); }
.footer__contact a:hover { color: var(--primary); }
.footer__links { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.footer__col h4 { font-size: 0.88rem; margin-bottom: 16px; color: var(--text); }
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col ul li a { font-size: 0.85rem; color: var(--text-dim); transition: color var(--transition); }
.footer__col ul li a:hover { color: var(--primary); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  font-size: 0.8rem;
  color: var(--text-dim);
}
.footer__bottom-links { display: flex; gap: 20px; }
.footer__bottom-links a { color: var(--text-dim); transition: color var(--transition); }
.footer__bottom-links a:hover { color: var(--text-muted); }

/* ===========================
   ANIMATIONS
=========================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .benefits__grid { grid-template-columns: repeat(2, 1fr); }
  .features__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: repeat(2, 1fr); }
  .impact__stats { grid-template-columns: repeat(2, 1fr); }
  .hero__inner { gap: 40px; }
}

@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .benefits__grid { grid-template-columns: 1fr; }
  .features__grid { grid-template-columns: 1fr; }
  .advanced__layout { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .impact__inner { padding: 36px 24px; }
  .impact__stats { grid-template-columns: repeat(2, 1fr); }
  .contact__inner { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cta-box { padding: 48px 24px; }
}

@media (max-width: 480px) {
  .impact__stats { grid-template-columns: 1fr 1fr; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; text-align: center; }
  .cta-box__actions { flex-direction: column; align-items: center; }
  .footer__links { grid-template-columns: 1fr; }
}