:root {
  --green: #073b2e;
  --green-mid: #0c5340;
  --ink: #10241c;
  --gold: #c6a15a;
  --gold-deep: #9a742c;
  --cream: #f6f3ea;
  --paper: #fffdf8;
  --line: #e7e1d4;
  --muted: #5f736a;
  --header: 108px;
  --dock: 0px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header) + 12px);
}

body {
  margin: 0;
  font-family: "Cairo", Tahoma, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  padding-bottom: var(--dock);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
h1, h2, h3, p { margin-top: 0; }

.skip-link {
  position: absolute;
  right: 12px;
  top: -80px;
  background: #fff;
  color: #000;
  padding: 8px 12px;
  z-index: 100;
  border-radius: 8px;
}

.skip-link:focus { top: 8px; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 253, 248, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.topbar {
  background: var(--green);
  color: #e7f3ec;
  font-size: 13px;
  font-weight: 700;
}

.topbar-inner {
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.topbar a:hover { color: #f0d48a; }

.topbar-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
}

.navbar { padding: 10px 0; }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 58px;
  height: 58px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  flex: 0 0 auto;
}

.brand-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-text strong {
  color: var(--green);
  font-size: 20px;
  font-weight: 900;
}

.brand-text small {
  font-size: 12px;
  color: var(--gold-deep);
  font-weight: 700;
}

.navbar-nav { gap: 8px; }

.nav-link {
  font-weight: 800;
  color: #35544a;
  border-radius: 10px;
  padding: 8px 14px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold-deep) !important;
  background: #f6f0e2;
}

.navbar-toggler {
  border-color: #c5d7cf;
  padding: 8px 10px;
}

.btn {
  border-radius: 12px;
  font-weight: 800;
  padding: 11px 22px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-lg { padding: 13px 26px; font-size: 1.05rem; }

.btn-primary-custom {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.btn-primary-custom:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  color: #fff;
}

.btn-outline-custom {
  border-color: #b7c9bf;
  color: var(--green);
  background: transparent;
}

.btn-outline-custom:hover {
  background: #e7f0eb;
  border-color: var(--green);
  color: var(--green);
}

.btn-gold {
  background: linear-gradient(120deg, #e4bc72, #c9993d);
  color: #153728;
}

.btn-gold:hover { color: #153728; background: #f0ce8a; }

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.1); color: #fff; }

.hero {
  position: relative;
  padding: 72px 0 88px;
  background:
    radial-gradient(circle at 12% 20%, rgba(198, 161, 90, 0.18), transparent 28%),
    linear-gradient(115deg, #fbfaf5 0%, #f6f3ea 52%, #eef5f0 100%);
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  width: 520px;
  height: 520px;
  top: -220px;
  left: -160px;
  background: radial-gradient(circle, #e4eed4 0%, transparent 68%);
  pointer-events: none;
}

.eyebrow,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--gold-deep);
  font-weight: 800;
  font-size: 14px;
}

.eyebrow {
  padding: 7px 14px;
  background: #f3e7cf;
  border-radius: 999px;
}

.eyebrow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
}

.hero h1,
.section-title {
  font-weight: 900;
  line-height: 1.35;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.4vw, 4.3rem);
  margin: 8px 0 16px;
}

.hero h1 span,
.section-title span { color: var(--gold-deep); }

.hero-subtitle,
.section-body {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 2;
  max-width: 560px;
}

.hero-subtitle strong,
.section-body strong { color: var(--green); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-foot {
  margin: 32px 0 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #6f8177;
  font-weight: 800;
  font-size: 14px;
}

.hero-foot .line {
  width: 28px;
  height: 2px;
  background: var(--gold);
}

.hero-foot .bullet { color: var(--gold); }

.hero-visual {
  min-height: 460px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.orbit {
  position: absolute;
  border: 1px solid #e3d3b2;
  border-radius: 50%;
  width: 430px;
  height: 430px;
}

.orbit-two {
  width: 500px;
  height: 500px;
  border-style: dashed;
  opacity: 0.55;
}

.hero-logo-card {
  width: min(82%, 390px);
  aspect-ratio: 1;
  border-radius: 36px;
  overflow: hidden;
  background: #fff;
  padding: 18px;
  box-shadow: 0 24px 70px rgba(23, 68, 50, 0.16);
  position: relative;
  z-index: 2;
  border: 1px solid #f0e6d2;
}

.hero-logo-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.floating-tag {
  position: absolute;
  z-index: 3;
  margin: 0;
  background: #fff;
  border: 1px solid #ede7d9;
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: 0 12px 24px rgba(11, 53, 34, 0.1);
  color: var(--green);
  font-weight: 800;
  font-size: 14px;
}

.tag-top { top: 54px; right: 0; }
.tag-bottom { bottom: 58px; left: 0; }

.trust-strip {
  background: #fff;
  border-block: 1px solid #f0eee8;
  padding: 18px 0;
}

.trust-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  text-align: center;
  color: var(--green);
  font-weight: 900;
}

.trust-list li::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: 8px;
  border-radius: 50%;
  background: var(--gold);
  transform: translateY(-1px);
}

.section-pad { padding: 96px 0; }

.section-title {
  font-size: clamp(1.9rem, 3vw, 3rem);
  margin: 0 0 16px;
}

.about-visual {
  height: 420px;
  position: relative;
  background: linear-gradient(145deg, #e7f1e8, #f8f3e6);
  border-radius: 32px;
  overflow: hidden;
  border: 1px solid #e5efe6;
}

.abstract-paper {
  position: absolute;
  width: 190px;
  height: 260px;
  border-radius: 8px 16px 16px 8px;
  box-shadow: 16px 22px 30px rgba(19, 56, 43, 0.12);
}

.paper-a {
  background: repeating-linear-gradient(#fff 0 24px, #d5e0d8 25px 26px);
  border: 10px solid #fff;
  transform: rotate(-14deg);
  top: 48px;
  left: 54px;
}

.paper-b {
  background: linear-gradient(160deg, #0c5340, #073b2e);
  border: 10px solid #c6a15a;
  transform: rotate(12deg);
  top: 70px;
  right: 48px;
}

.about-stamp {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: #fff;
  border-radius: 16px;
  padding: 12px 18px;
  box-shadow: 0 14px 28px rgba(17, 56, 41, 0.12);
  color: var(--green);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.2;
}

.about-stamp small {
  display: block;
  color: var(--gold-deep);
  font-size: 12px;
  margin-top: 4px;
}

.about-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 22px 0 8px;
}

.about-points div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
}

.about-points strong,
.about-points span { display: block; }

.about-points strong {
  color: var(--green);
  font-size: 15px;
}

.about-points span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.about-name {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 22px;
  padding: 14px 16px;
  background: #f7f4ec;
  border-right: 3px solid var(--gold);
  border-radius: 12px;
  max-width: 380px;
}

.about-name-mark {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--gold);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

.about-name small,
.contact-item small {
  display: block;
  color: #8b9a91;
  font-size: 12px;
  font-weight: 700;
}

.about-name strong { color: var(--green); font-size: 18px; }

.products-section { background: #f4f7f2; }

.section-heading { margin-bottom: 40px; }
.section-heading .section-body { margin-inline: auto; }

.product-card {
  background: #fff;
  border: 1px solid #e6eee6;
  border-radius: 22px;
  overflow: hidden;
  height: 100%;
  box-shadow: 0 8px 24px rgba(24, 60, 37, 0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(24, 60, 37, 0.1);
}

.notebook-scene {
  height: 250px;
  display: grid;
  place-items: center;
}

.scene-school { background: radial-gradient(circle at 50% 40%, #e7f3e8, #d5e4da); }
.scene-university { background: radial-gradient(circle at 50% 40%, #fbf3dc, #efe4c8); }
.scene-office { background: radial-gradient(circle at 50% 40%, #e5f0ef, #dce7e1); }

.notebook {
  width: 148px;
  height: 196px;
  border-radius: 6px 14px 14px 6px;
  position: relative;
  display: grid;
  place-items: center;
  box-shadow: 14px 18px 0 rgba(10, 57, 33, 0.08), 18px 24px 28px rgba(10, 57, 33, 0.18);
  border-left: 11px solid #e7d7b0;
}

.notebook::before {
  content: "";
  position: absolute;
  inset: 16px 14px 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 4px;
}

.notebook-green {
  background: linear-gradient(145deg, #0c5c46, #042e27);
  transform: rotate(-8deg);
}

.notebook-gold {
  background: linear-gradient(145deg, #d7b36a, #8d6828);
  transform: rotate(8deg);
}

.notebook-cream {
  background: linear-gradient(145deg, #faf6ea, #ddd8c4);
  transform: rotate(-4deg);
}

.notebook-label {
  position: relative;
  z-index: 1;
  font-weight: 900;
  color: #fff;
  font-size: 22px;
}

.notebook-cream .notebook-label { color: #18513e; }

.notebook-lines {
  position: absolute;
  bottom: 46px;
  width: 64px;
  height: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.45);
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
}

.product-info { padding: 22px 24px 28px; }

.product-no {
  color: var(--gold-deep);
  font-weight: 900;
  font-size: 13px;
}

.product-info h3 {
  margin: 4px 0 8px;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--green);
}

.product-info p {
  margin: 0;
  color: #6d7d74;
  font-size: 15px;
}

.product-note {
  margin: 28px auto 0;
  max-width: 640px;
  text-align: center;
  font-size: 13px;
  color: #7d8c84;
}

.cta-section { padding: 10px 0 20px; background: #f4f7f2; }

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: linear-gradient(125deg, #062f26, #0d6349);
  color: #fff;
  border-radius: 28px;
  padding: 42px 48px;
  position: relative;
  overflow: hidden;
}

.cta-box::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  left: -70px;
  top: -90px;
  border: 36px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.cta-overline {
  margin: 0 0 8px;
  color: #e9c67e;
  font-weight: 800;
  font-size: 13px;
}

.cta-box h2 {
  margin: 0 0 8px;
  font-weight: 900;
  font-size: clamp(1.6rem, 2.4vw, 2.4rem);
}

.cta-box p { margin: 0; color: #d5e8df; }

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.contact-section { background: var(--paper); }

.contact-items { margin-top: 28px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.contact-symbol {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #eef5ef;
  color: var(--green);
  display: grid;
  place-items: center;
  font-size: 22px;
  flex: 0 0 auto;
}

.contact-item strong,
.contact-item a {
  display: block;
  font-weight: 900;
  font-size: 18px;
  color: var(--green);
}

.contact-item a:hover { color: var(--gold-deep); }

.contact-panel {
  padding: 32px 28px;
  background: #f7f8f4;
  border: 1px solid #e6eee4;
  border-radius: 24px;
}

.contact-panel h3 {
  margin-bottom: 6px;
  font-weight: 900;
  font-size: 1.5rem;
  color: var(--green);
}

.contact-panel > p { color: var(--muted); }

.field {
  display: block;
  margin-bottom: 14px;
  text-align: right;
}

.field span {
  display: block;
  margin-bottom: 6px;
  font-weight: 800;
  font-size: 14px;
  color: var(--green);
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid #dbe3dc;
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--ink);
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--green);
  outline: none;
  box-shadow: 0 0 0 3px rgba(7, 59, 46, 0.12);
}

.copy-phone {
  display: block;
  width: 100%;
  margin-top: 12px;
  background: none;
  border: 0;
  color: var(--green);
  font-weight: 800;
  cursor: pointer;
}

.copy-phone:hover { color: var(--gold-deep); }

.copy-feedback {
  min-height: 22px;
  margin: 6px 0 0;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: #2d7e55;
}

.footer {
  background: #062f26;
  color: #c5d5cd;
  padding: 28px 0 calc(28px + var(--dock));
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-left: 88px;
}

.footer p { margin: 0; font-size: 14px; }

.footer-brand {
  font-weight: 900;
  font-size: 20px;
  color: #fff;
  line-height: 1.2;
}

.footer-brand span { color: #dfb467; }

.footer-brand small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 600;
  color: #acc9b9;
}

.footer a {
  color: #e7c686;
  font-weight: 800;
}

.whatsapp-float {
  position: fixed;
  left: 18px;
  bottom: 18px;
  z-index: 60;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #1fa855;
  color: #fff;
  box-shadow: 0 12px 24px rgba(16, 90, 48, 0.28);
}

.whatsapp-float:hover { color: #fff; background: #188c47; }

.mobile-dock { display: none; }

@media (max-width: 991px) {
  :root { --header: 96px; }

  .navbar-collapse {
    padding: 12px 0 8px;
  }

  .nav-contact {
    width: 100%;
    margin-top: 8px;
  }

  .navbar-nav,
  .nav-item,
  .nav-link {
    width: 100%;
    text-align: right;
  }

  .hero { padding: 48px 0 64px; }
  .hero-copy { text-align: center; }
  .hero-subtitle { margin-inline: auto; }
  .hero-actions,
  .hero-foot { justify-content: center; }
  .hero-visual { min-height: 380px; }
  .orbit { width: 320px; height: 320px; }
  .orbit-two { width: 380px; height: 380px; }
  .section-pad { padding: 72px 0; }
  .about-points { grid-template-columns: 1fr; }
  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
  }
  .offset-lg-1 { margin-right: 0; }
}

@media (max-width: 767px) {
  :root { --dock: 68px; }

  .whatsapp-float { display: none; }

  .mobile-dock {
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    z-index: 70;
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: #fff;
    border-top: 1px solid var(--line);
    box-shadow: 0 -8px 24px rgba(16, 40, 30, 0.08);
  }

  .mobile-dock a {
    text-align: center;
    padding: 16px 8px;
    font-weight: 900;
    color: var(--green);
  }

  .mobile-dock a:last-child {
    background: var(--green);
    color: #fff;
  }

  .brand-text strong { font-size: 16px; }
  .brand-icon { width: 48px; height: 48px; }
  .hero h1 { font-size: 2.15rem; }
  .hero-visual { min-height: 300px; }
  .hero-logo-card { width: 74%; border-radius: 24px; }
  .orbit { width: 250px; height: 250px; }
  .orbit-two { width: 300px; height: 300px; }
  .floating-tag { font-size: 12px; padding: 6px 10px; }
  .tag-top { top: 18px; }
  .tag-bottom { bottom: 16px; }
  .trust-list { font-size: 14px; }
  .about-visual { height: 300px; }
  .paper-a, .paper-b { width: 140px; height: 190px; }
  .paper-a { left: 24px; top: 28px; }
  .paper-b { right: 18px; top: 48px; }
  .footer-inner {
    justify-content: center;
    text-align: center;
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
}