* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Arial, sans-serif;
}

body {
  background: #f3f6fb;
  color: #0f172a;
  line-height: 1.6;
}

/* NAVBAR */
.navbar {
  background: #0a0f1c;
  color: white;
  display: flex;
  justify-content: space-between;
  padding: 15px 30px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.logo {
  font-family: "Fustat", sans-serif;
  font-size: 35px;
  font-weight: 600;
  color: #ffffff;
  padding: 0px 100px;
}

.navbar nav a {
  color: #cbd5e1;
  margin-left: 15px;
  text-decoration: none;
  transition: 0.3s;
  font-weight: 500;
  padding: 15px;
}

.navbar nav a:hover {
  color: #60a5fa;
}

/* =========================
RUNWAY AI ARTICLE PAGE
========================= */

/* =========================
   HERO SECTION
========================= */

.runway-hero {
    background: linear-gradient(135deg, #0f172a, #1e3a8a);
    color: white;
    text-align: center;
    padding: 65px 20px;
}

.runway-badge {
    display: inline-block;
    background: rgba(255, 255, 255, .15);
    padding: 8px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
    font-size: .9rem;
    backdrop-filter: blur(6px);
}

.runway-hero h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.runway-hero p {
    max-width: 700px;
    margin: auto;
    color: #cbd5e1;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* =========================
   MAIN CONTAINER
========================= */

.runway-container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
}

/* =========================
   ARTICLE CARD
========================= */

.runway-card {
  background: #ffffff;
  margin-top: -40px;
  margin-bottom: 60px;
  padding: 40px;
  border-radius: 18px;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  border: 1px solid #e2e8f0;
}

/* =========================
   HEADINGS
========================= */

.runway-card h2 {
  margin-top: 35px;
  margin-bottom: 12px;
  font-size: 1.6rem;
  color: #0f172a;
  position: relative;
}

.runway-card h2::after {
  content: "";
  display: block;
  width: 55px;
  height: 3px;
  background: #2563eb;
  margin-top: 6px;
  border-radius: 5px;
}

.runway-card h3 {
  margin-bottom: 10px;
  color: #0f172a;
}

/* =========================
   TEXT
========================= */

.runway-card p {
  margin-bottom: 15px;
  color: #475569;
  font-size: 1rem;
}

.runway-card ul {
  margin: 15px 0 20px 25px;
}

.runway-card li {
  margin-bottom: 10px;
  color: #475569;
}

/* =========================
   PROS / CONS GRID
========================= */

.runway-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 20px;
}

/* =========================
   BOX DESIGN
========================= */

.runway-box {
  background: #f8fafc;
  padding: 25px;
  border-radius: 14px;
  border: 1px solid #e2e8f0;
  transition: 0.3s ease;
}

.runway-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

/* PROS */

.runway-pros {
  border-left: 5px solid #22c55e;
}

.runway-pros h3 {
  color: #16a34a;
}

/* CONS */

.runway-cons {
  border-left: 5px solid #ef4444;
}

.runway-cons h3 {
  color: #dc2626;
}

/* =========================
   FAQ SECTION
========================= */

.runway-card h3 {
  margin-top: 15px;
  font-size: 1.1rem;
}

.runway-card h3 + p {
  margin-top: 5px;
}

/* =========================
   OPTIONAL AD BLOCK (for future ads)
========================= */

.ad-box {
  background: #eef2ff;
  border: 2px dashed #6366f1;
  padding: 25px;
  text-align: center;
  margin: 30px 0;
  border-radius: 12px;
  color: #4f46e5;
}



/* FOOTER */
footer {
  background: #0a0f1c;
  color: #94a3b8;
  text-align: center;
  padding: 30px;
  margin-top: 60px;
  font-size: 14px;
}


/* =========================
   MODERN HAMBURGER MENU (FINAL CLEAN VERSION)
========================= */

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 2000;
}

.hamburger span {
  width: 26px;
  height: 3px;
  background: #ffffff;
  border-radius: 5px;
  transition: 0.3s ease;
  margin-top: 8px;
}

/* DESKTOP NAV */
#nav-menu {
  display: flex;
  gap: 15px;
}

/* MOBILE NAV */
@media (max-width: 768px) {

    .logo{

    padding: 0px 0px;
   }

    .runway-hero h1 { font-size: 2rem; } 
    .runway-card { padding: 25px; } 
    .runway-grid { grid-template-columns: 1fr; }

  .hamburger {
    display: flex;
  }

  #nav-menu {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;

    background: rgba(10, 15, 28, 0.95);
    backdrop-filter: blur(12px);

    flex-direction: column;

    opacity: 0;
    transform: translateY(-15px);
    pointer-events: none;

    transition: all 0.35s ease;

    padding: 20px 0;
    text-align: center;

    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
  }

  #nav-menu.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  #nav-menu a {
    padding: 14px;
    display: block;
    color: #cbd5e1;
    font-weight: 500;
    transition: 0.3s;
  }

  #nav-menu a:hover {
    color: #60a5fa;
    background: rgba(255,255,255,0.05);
  }
}