/* ============================================
   Cogent Cloud - Static Website Styles
   ============================================ */

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

:root {
  --red: #E11829;
  --red-dark: #c0121f;
  --dark: #1a1a2e;
  --dark-gray: #3D3D3D;
  --medium-gray: #555;
  --light-gray: #f5f5f5;
  --white: #ffffff;
  --overlay: rgba(30, 30, 50, 0.75);
  --font-primary: 'Fira Sans', 'Segoe UI', sans-serif;
  --transition: 0.3s ease;
  --shadow: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.15);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--dark-gray);
  line-height: 1.7;
  overflow-x: hidden;
  background: var(--white);
}

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

ul { list-style: none; }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--dark);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.6rem); }
h4 { font-size: 1.2rem; }

p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--white);
  color: var(--red);
  border-color: var(--red);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--red);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline-dark {
  background: transparent;
  color: var(--dark);
  border-color: var(--dark);
}

.btn-outline-dark:hover {
  background: var(--dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--red);
  border-color: var(--white);
}

.btn-white:hover {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* ---------- Header / Navigation ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 15px 0;
  transition: all var(--transition);
  background: transparent;
}

.header.scrolled {
  background: rgba(26, 26, 46, 0.97);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
  backdrop-filter: blur(10px);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 45px;
  width: auto;
}

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

.nav-links a {
  color: var(--white);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 16px;
  border-radius: 4px;
  transition: all var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--red);
  background: rgba(255,255,255,0.1);
}

.nav-links .btn-nav {
  background: var(--red);
  color: var(--white);
  padding: 10px 24px;
  border-radius: 6px;
  margin-left: 10px;
}

.nav-links .btn-nav:hover {
  background: var(--white);
  color: var(--red);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--white);
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.8) 0%, rgba(61, 61, 61, 0.7) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 20px;
}

.hero-content h1 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: 35px;
  opacity: 0.95;
  line-height: 1.8;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Page hero (for subpages) */
.page-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--white);
}

.page-hero .hero-content {
  max-width: 900px;
}

.page-hero .hero-content p {
  max-width: 750px;
}

/* ---------- Section Styles ---------- */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--dark);
  color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--white);
}

.section-gray {
  background: var(--light-gray);
}

.section-red {
  background: var(--red);
  color: var(--white);
}

.section-red h2,
.section-red h3 {
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 60px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  color: var(--medium-gray);
  font-size: 1.1rem;
}

.section-dark .section-header p {
  color: rgba(255,255,255,0.8);
}

/* ---------- Two-Column Layout ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.two-col.reverse .col-text {
  order: -1;
}

.col-image img {
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.col-text h2 {
  margin-bottom: 20px;
}

.col-text p {
  margin-bottom: 16px;
  color: var(--medium-gray);
}

.section-dark .col-text p {
  color: rgba(255,255,255,0.8);
}

/* ---------- Feature Cards ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--white);
  border-radius: 12px;
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid rgba(0,0,0,0.05);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
}

.feature-card .icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.feature-card h4 {
  margin-bottom: 12px;
  color: var(--dark);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--medium-gray);
}

/* Dark feature cards */
.section-dark .feature-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
}

.section-dark .feature-card h4 {
  color: var(--white);
}

.section-dark .feature-card p {
  color: rgba(255,255,255,0.7);
}

/* ---------- Problem / Pain Points ---------- */
.pain-points {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.pain-point {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
  border-left: 3px solid var(--red);
}

.pain-point .icon-x {
  color: var(--red);
  font-size: 1.3rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.pain-point p {
  margin: 0;
  font-size: 0.95rem;
}

/* ---------- Stats ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  text-align: center;
  padding: 40px 0;
}

.stat-item h3 {
  font-size: 2.5rem;
  color: var(--red);
  margin-bottom: 8px;
}

.stat-item p {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

/* ---------- Products Grid ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.product-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 40px 30px;
  text-align: center;
  transition: all var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  background: rgba(255,255,255,0.1);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.product-card .product-logo {
  height: 50px;
  margin: 0 auto 20px;
  object-fit: contain;
}

.product-card h4 {
  color: var(--white);
  margin-bottom: 12px;
  font-size: 1.3rem;
}

.product-card p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.product-card .btn {
  font-size: 0.85rem;
  padding: 10px 24px;
}

/* ---------- Approach / Philosophy ---------- */
.approach-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0;
}

.approach-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(225, 24, 41, 0.1);
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--red);
}

.section-dark .approach-item {
  background: rgba(225, 24, 41, 0.2);
  color: #ff6b7a;
}

.approach-item::before {
  content: "✓";
  font-weight: 700;
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding: 80px 0;
  text-align: center;
  background: var(--red);
  color: var(--white);
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 30px;
  font-size: 1.1rem;
}

/* ---------- Contact Form ---------- */
.contact-section {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2 {
  margin-bottom: 20px;
}

.contact-info p {
  color: var(--medium-gray);
  margin-bottom: 30px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-detail .icon-circle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(225, 24, 41, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--red);
  font-size: 1.2rem;
}

.social-links {
  display: flex;
  gap: 14px;
  margin-top: 30px;
}

.social-links a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--dark);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 1.1rem;
}

.social-links a:hover {
  background: var(--red);
  transform: translateY(-3px);
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition);
  background: var(--light-gray);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--red);
  background: var(--white);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ---------- Checklist ---------- */
.checklist {
  list-style: none;
  padding: 0;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 1rem;
}

.checklist li::before {
  content: "✕";
  color: var(--red);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.checklist.check li::before {
  content: "✓";
  color: #22c55e;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand img {
  height: 40px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer h5 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links a {
  display: block;
  padding: 4px 0;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--red);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.85rem;
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

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

.footer .social-links a {
  background: rgba(255,255,255,0.1);
  width: 38px;
  height: 38px;
}

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--dark-gray);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--red);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .two-col {
    gap: 40px;
  }

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

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--dark);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    transition: right var(--transition);
    box-shadow: -5px 0 30px rgba(0,0,0,0.3);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .two-col.reverse .col-text {
    order: 0;
  }

  .section {
    padding: 60px 0;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

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

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

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

  .page-hero {
    min-height: 60vh;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
  }

  .stats-row {
    grid-template-columns: 1fr;
  }
}