/* ===================================================================
   SoorNet (سور الإنترنت) - Modern Minimalist Stylesheet
   Design Philosophy:
   - Ultra-Clean Pure White Background (#FFFFFF)
   - Zero-Fluff Minimalist Layout (Apple / Stripe Aesthetic)
   - Precision Color Palette:
     * Primary Brand Blue: #2F6FEB
     * Security Teal: #1FA9A5
     * Accent Gold: #FFB020
     * Deep Slate Text: #0F172A
     * Muted Slate: #475467
   - Dual Direction Support (RTL Arabic / LTR English)
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --color-primary: #2F6FEB;
  --color-primary-hover: #1E4FB3;
  --color-primary-subtle: #EEF4FF;
  --color-primary-border: #D0E0FF;

  --color-teal: #1FA9A5;
  --color-teal-subtle: #E6F8F8;

  --color-gold: #FFB020;
  --color-gold-subtle: #FFF7EB;

  --color-bg: #FFFFFF;
  --color-bg-subtle: #F8FAFC;
  --color-card: #FFFFFF;

  --color-border: #E2E8F0;
  --color-border-subtle: #F1F5F9;

  --color-text-title: #0F172A;
  --color-text-body: #334155;
  --color-text-muted: #64748B;
  --color-text-dim: #94A3B8;

  --font-ar: 'Cairo', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-en: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --shadow-subtle: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-card: 0 4px 16px -2px rgba(15, 23, 42, 0.05), 0 2px 6px -2px rgba(15, 23, 42, 0.03);
  --shadow-hover: 0 16px 36px -4px rgba(47, 111, 235, 0.1), 0 6px 14px -2px rgba(15, 23, 42, 0.04);
  --shadow-phone: 0 25px 60px -12px rgba(15, 23, 42, 0.15), 0 12px 24px -8px rgba(15, 23, 42, 0.08);

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg);
  color: var(--color-text-body);
}

body {
  font-family: var(--font-ar);
  line-height: 1.6;
  background-color: var(--color-bg);
  color: var(--color-text-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

html[lang="en"] body {
  font-family: var(--font-en);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1140px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(47, 111, 235, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(47, 111, 235, 0.35);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-text-title);
  border-color: var(--color-border);
  box-shadow: var(--shadow-subtle);
}

.btn-secondary:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-primary-border);
  color: var(--color-primary);
}

.btn-sm {
  padding: 0.45rem 1.1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1.02rem;
}

/* Header & Navbar */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}

.brand-logo-img {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  object-fit: cover;
  box-shadow: var(--shadow-subtle);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-title);
  letter-spacing: -0.01em;
}

.brand-name .highlight {
  color: var(--color-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.92rem;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-text-title);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
  color: var(--color-text-title);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lang-switch:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-primary-border);
  color: var(--color-primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  color: var(--color-text-title);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  background-color: #FFFFFF;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-subtle);
  border: 1px solid var(--color-primary-border);
  color: var(--color-primary-hover);
  font-size: 0.82rem;
  font-weight: 700;
  align-self: flex-start;
}

.hero-title {
  font-size: 2.9rem;
  font-weight: 900;
  line-height: 1.22;
  color: var(--color-text-title);
  letter-spacing: -0.02em;
}

.hero-title .brand-gradient {
  color: var(--color-primary);
}

.hero-description {
  font-size: 1.12rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding-top: 0.25rem;
}

/* Inline Trust Pills beneath CTA */
.hero-trust-pills {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem;
  padding-top: 0.5rem;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-teal);
}

/* Phone Mockup Frame */
.hero-mockup-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-frame {
  position: relative;
  width: 275px;
  border-radius: 36px;
  background-color: #0F172A;
  padding: 7px;
  box-shadow: var(--shadow-phone);
  transition: transform 0.4s ease;
}

.phone-frame:hover {
  transform: translateY(-4px);
}

.phone-screen {
  border-radius: 30px;
  overflow: hidden;
  background-color: #FFFFFF;
}

.phone-screen img {
  width: 100%;
  display: block;
}

.phone-notch {
  position: absolute;
  top: 13px;
  left: 50%;
  transform: translateX(-50%);
  width: 65px;
  height: 14px;
  background-color: #0F172A;
  border-radius: 99px;
  z-index: 10;
}

/* Common Section Styles */
.section {
  padding: 4.5rem 0;
  border-top: 1px solid var(--color-border-subtle);
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3rem;
}

.section-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--color-text-title);
  line-height: 1.3;
  letter-spacing: -0.015em;
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1.02rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* 4 Core Pillars Grid */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.pillar-card {
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-fast);
}

.pillar-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.pillar-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}

.pillar-card:nth-child(2) .pillar-icon-box {
  background-color: var(--color-teal-subtle);
  color: var(--color-teal);
}

.pillar-card:nth-child(3) .pillar-icon-box {
  background-color: var(--color-gold-subtle);
  color: #D98E00;
}

.pillar-card:nth-child(4) .pillar-icon-box {
  background-color: #E8F5E9;
  color: #2E7D32;
}

.pillar-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 0.6rem;
}

.pillar-desc {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* Interactive Operating Modes Switcher */
.modes-segmented-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.modes-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.35rem;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.mode-tab-btn {
  background: none;
  border: none;
  padding: 0.55rem 1.2rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-muted);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-fast);
}

.mode-tab-btn:hover {
  color: var(--color-text-title);
}

.mode-tab-btn.active {
  background-color: #FFFFFF;
  color: var(--color-primary);
  box-shadow: var(--shadow-subtle);
}

.mode-panel {
  display: none;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-subtle);
  animation: fadeIn 0.3s ease;
}

.mode-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.mode-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.mode-panel-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-title);
}

.mode-pill-badge {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-subtle);
  color: var(--color-primary);
}

.mode-pill-badge.offline {
  background-color: var(--color-teal-subtle);
  color: var(--color-teal);
}

.mode-panel-desc {
  font-size: 1.02rem;
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.mode-panel-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-subtle);
}

.mode-point {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.mode-point svg {
  color: var(--color-teal);
  flex-shrink: 0;
}

/* Screenshots Phone Carousel */
.carousel-wrapper {
  position: relative;
  max-width: 980px;
  margin: 0 auto;
}

.carousel-viewport {
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  display: flex;
  gap: 1.5rem;
  padding: 1rem 0.5rem;
}

.carousel-viewport::-webkit-scrollbar {
  display: none;
}

.carousel-card {
  flex: 0 0 240px;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-fast);
}

.carousel-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.carousel-card img {
  width: 100%;
  height: auto;
  display: block;
}

.carousel-card-caption {
  padding: 0.85rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-title);
  background-color: #FFFFFF;
  border-top: 1px solid var(--color-border-subtle);
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.carousel-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background-color: #FFFFFF;
  color: var(--color-text-title);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-subtle);
}

.carousel-btn:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Comparison Table (Free vs Pro) */
.comparison-container {
  max-width: 860px;
  margin: 0 auto;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.comp-header {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  padding: 1.35rem 1.75rem;
  background-color: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--color-text-title);
}

.comp-header .pro-cell {
  color: var(--color-primary);
}

.comp-row {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  padding: 1.1rem 1.75rem;
  border-bottom: 1px solid var(--color-border-subtle);
  align-items: center;
}

.comp-row:last-child {
  border-bottom: none;
}

.comp-row:hover {
  background-color: #FAFBFD;
}

.comp-feat-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-title);
}

.comp-feat-sub {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: block;
}

.comp-val {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-body);
}

.icon-check {
  color: #10B981;
  font-weight: 800;
  font-size: 1.1rem;
}

.icon-cross {
  color: #CBD5E1;
  font-weight: 800;
  font-size: 1.1rem;
}

/* FAQ Accordion */
.faq-wrap {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  transition: var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-primary-border);
}

.faq-item.active {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-text-title);
  cursor: pointer;
  text-align: inherit;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 1.5rem 1.35rem;
}

/* Download CTA Card */
.cta-box {
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  border-radius: var(--radius-lg);
  padding: 4rem 2.5rem;
  color: #FFFFFF;
  text-align: center;
  box-shadow: var(--shadow-phone);
}

.cta-title {
  font-size: 2.3rem;
  font-weight: 900;
  margin-bottom: 0.85rem;
  letter-spacing: -0.015em;
}

.cta-subtitle {
  font-size: 1.08rem;
  color: #94A3B8;
  max-width: 540px;
  margin: 0 auto 2rem;
  line-height: 1.65;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-white {
  background-color: #FFFFFF;
  color: #0F172A;
  font-weight: 700;
}

.btn-white:hover {
  background-color: #F8FAFC;
  transform: translateY(-1px);
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  padding: 3.5rem 0 2rem;
  background-color: #FFFFFF;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-top: 0.75rem;
  max-width: 300px;
}

.footer-heading {
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--color-text-title);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-list a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.footer-list a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.75rem;
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.footer-bottom a {
  color: var(--color-text-muted);
}

.footer-bottom a:hover {
  color: var(--color-primary);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    align-items: center;
  }

  .hero-pill-badge {
    align-self: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-trust-pills {
    justify-content: center;
  }

  .hero-title {
    font-size: 2.3rem;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 650px) {
  .nav-menu {
    display: none;
    position: fixed;
    top: 68px;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    padding: 1.75rem;
    box-shadow: var(--shadow-phone);
    border-bottom: 1px solid var(--color-border);
  }

  .nav-menu.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .hero-title {
    font-size: 2rem;
  }

  .comp-header,
  .comp-row {
    grid-template-columns: 1.4fr 1fr 1fr;
    padding: 0.85rem 1rem;
  }

  .mode-panel-highlights {
    grid-template-columns: 1fr;
  }

  .cta-box {
    padding: 3rem 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
}