:root {
  --black: #0c0d0e;
  --graphite: #1a1d1e;
  --graphite-light: #262a2b;
  --teal: #0f4c4a;
  --teal-bright: #2bb8b0;
  --coral: #ff6b55;
  --yellow: #facc15;
  --white: #f2f4f0;
  --muted: #8a9490;
  --line: rgba(242, 244, 240, 0.08);
  --radius: 16px;
  --radius-sm: 10px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: 'Cairo', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  direction: rtl;
}

::selection {
  background: var(--teal-bright);
  color: var(--black);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: rgba(12, 13, 14, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

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

.nav-brand img {
  height: 28px;
  width: auto;
}

.nav-brand span {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--teal-bright);
}

.nav-status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal-bright);
  box-shadow: 0 0 10px var(--teal-bright);
  animation: blink 1.6s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 100px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 184, 176, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-logo {
  width: 80px;
  height: 80px;
  margin-bottom: 32px;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 30px rgba(43, 184, 176, 0.25));
}

.hero h1 {
  font-size: clamp(44px, 8vw, 88px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.01em;
  max-width: 780px;
  position: relative;
  z-index: 2;
}

.hero h1 .highlight {
  color: var(--teal-bright);
}

.hero h1 .strike {
  text-decoration: line-through;
  text-decoration-color: var(--coral);
  text-decoration-thickness: 3px;
  opacity: 0.5;
}

.hero p {
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 540px;
  position: relative;
  z-index: 2;
}

.hero-cta {
  margin-top: 44px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  position: relative;
  z-index: 2;
}

.btn {
  font-family: inherit;
  font-weight: 600;
  font-size: 15px;
  padding: 16px 32px;
  border-radius: 100px;
  border: 1px solid var(--line);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.25s ease;
  background: transparent;
  color: var(--white);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: var(--teal);
  border-color: var(--teal);
}

.btn-primary:hover {
  background: var(--teal-bright);
  border-color: var(--teal-bright);
  box-shadow: 0 8px 32px rgba(43, 184, 176, 0.3);
  color: var(--black);
}

.btn-outline:hover {
  border-color: var(--teal-bright);
  box-shadow: 0 8px 32px rgba(43, 184, 176, 0.12);
}

.btn .arrow {
  transition: transform 0.25s ease;
}

.btn:hover .arrow {
  transform: translateX(-4px);
}

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

.scroll-hint .line {
  width: 1px;
  height: 30px;
  background: linear-gradient(var(--teal-bright), transparent);
  animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { opacity: 0; transform: scaleY(0.3); }
  50% { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(0.3); transform-origin: bottom; }
}

/* ---------- AUDIENCE SECTIONS ---------- */
.audience-nav {
  position: sticky;
  top: 61px;
  z-index: 50;
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  background: rgba(12, 13, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  justify-content: center;
}

.audience-tab {
  padding: 10px 22px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.audience-tab:hover {
  border-color: var(--teal-bright);
  color: var(--white);
}

.audience-tab.active {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--white);
}

.audience {
  display: none;
  padding: 80px 0;
  animation: fadeUp 0.5s ease forwards;
}

.audience.active {
  display: block;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

@media (max-width: 860px) {
  .audience-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.audience-copy .tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-bright);
  margin-bottom: 12px;
}

.audience-copy h2 {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.audience-copy .lead {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 440px;
}

.benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.benefits li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.benefits li.in-view {
  opacity: 1;
  transform: translateY(0);
}

.benefits li:last-child {
  border-bottom: none;
}

.benefits .icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--graphite-light);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.benefits .b-title {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 4px;
}

.benefits .b-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- FORM CARD ---------- */
.form-card {
  background: var(--graphite);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  position: sticky;
  top: 130px;
}

.form-card h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}

.form-card .form-sub {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 24px;
}

.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 7px;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  background: var(--black);
  border: 1px solid var(--line);
  color: var(--white);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #5a625e;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--teal-bright);
  box-shadow: 0 0 0 3px rgba(43, 184, 176, 0.15);
}

.field textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  margin-top: 6px;
  padding: 15px;
  border-radius: var(--radius-sm);
  background: var(--teal);
  border: none;
  color: var(--white);
  font-family: inherit;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.form-submit:hover {
  background: var(--teal-bright);
  color: var(--black);
  transform: translateY(-2px);
}

.form-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

.form-success {
  display: none;
  text-align: center;
  padding: 20px 0;
}

.form-success.show {
  display: block;
  animation: fadeUp 0.4s ease;
}

.form-success .check {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin: 0 auto 12px;
  background: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.form-success h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-success p {
  color: var(--muted);
  font-size: 13px;
}

/* ---------- FEEDBACK SECTION ---------- */
.feedback {
  padding: 100px 0;
  background: var(--graphite);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.feedback h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.feedback .lead {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 36px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.feedback-form {
  max-width: 540px;
  margin: 0 auto;
  text-align: right;
}

.feedback-form .field textarea {
  min-height: 130px;
}

.feedback-form .form-success {
  padding: 40px 0;
}

.feedback-form .form-success .check {
  background: var(--yellow);
  color: var(--black);
}

/* ---------- FOOTER ---------- */
.footer {
  padding: 80px 24px 32px;
  text-align: center;
}

.footer h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.footer p {
  color: var(--muted);
  max-width: 460px;
  margin: 0 auto;
  font-size: 14px;
  line-height: 1.7;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}

.footer-bottom-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-bottom-left img {
  height: 18px;
  width: auto;
}

@media (max-width: 500px) {
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 600px) {
  .nav {
    padding: 12px 16px;
  }
  .hero {
    padding: 100px 16px 80px;
  }
  .audience-nav {
    justify-content: flex-start;
    gap: 8px;
    padding: 10px 12px;
  }
  .audience-tab {
    padding: 8px 16px;
    font-size: 12px;
  }
  .audience {
    padding: 60px 0;
  }
  .form-card {
    padding: 24px;
  }
  .feedback {
    padding: 70px 0;
  }
  .footer {
    padding: 60px 16px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}