/* ============================================================
   2WHEELTECH — VIBRANT LIGHT MODE REDESIGN
   Add this after your existing CSS so it overrides defaults.
   ============================================================ */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  --orange:        #F04F23;
  --orange-light:  #FF6B3D;
  --orange-pale:   #FFF0EB;
  --orange-glow:   rgba(240,79,35,0.18);
  --blue:          #2563EB;
  --blue-light:    #3B82F6;
  --blue-pale:     #EFF6FF;
  --purple:        #7C3AED;
  --purple-light:  #8B5CF6;
  --purple-pale:   #F5F3FF;
  --dark:          #0F172A;
  --text:          #1E293B;
  --text-2:        #334155;
  --muted:         #64748B;
  --border:        #E2E8F0;
  --border-dark:   #CBD5E1;
  --bg:            #FFFFFF;
  --bg-soft:       #F8FAFC;
  --bg-warm:       #FFF8F5;
  --bg-blue:       #F0F7FF;
  --bg-purple:     #FAF8FF;
  --shadow-sm:     0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:     0 4px 16px rgba(0,0,0,0.09), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg:     0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.07);
  --shadow-orange: 0 6px 24px rgba(240,79,35,0.22);
}

/* ===== BASE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Sora', sans-serif;
  color: var(--dark);
}

p { color: var(--muted); line-height: 1.75; }

/* ===== NAVBAR ===== */
nav {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  height: 68px;
  box-shadow: 0 1px 0 var(--border), 0 2px 8px rgba(0,0,0,0.04);
}

a.nav-logo {
  font-family: 'Sora', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--dark);
  text-decoration: none;
  letter-spacing: -0.5px;
}

a.nav-logo span {
  color: var(--orange);
}

nav ul {
  display: flex;
  gap: 0.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav ul li a {
  color: var(--text-2);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
  text-decoration: none;
  display: block;
}

nav ul li a:hover {
  color: var(--orange);
  background: var(--orange-pale);
}

/* "Articles" nav button — always highlighted */
nav ul li:last-child a {
  background: var(--orange);
  color: #fff;
  font-weight: 700;
  padding: 0.45rem 1.2rem;
  box-shadow: var(--shadow-orange);
}

nav ul li:last-child a:hover {
  background: var(--orange-light);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(240,79,35,0.3);
}

/* ===== HERO ===== */
.hero {
  background:
    radial-gradient(ellipse 70% 60% at 100% 0%, rgba(240,79,35,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 0% 80%, rgba(37,99,235,0.05) 0%, transparent 60%),
    #ffffff;
  padding: clamp(4rem, 10vh, 7rem) clamp(1.5rem, 5vw, 4rem);
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  min-height: 560px;
}

/* Decorative dot grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(0,0,0,0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 90% at 80% 20%, black 20%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--orange);
  border-radius: 2px;
}

.hero h1 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2.6rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -2px;
  color: var(--dark);
  margin: 0 0 1.5rem;
}

.hero h1 em {
  font-style: italic;
  background: linear-gradient(135deg, #F04F23, #FF8C42);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1.75;
  max-width: 520px;
  margin: 0 0 2.5rem;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--orange);
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.9rem 2rem;
  border-radius: 12px;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.2s;
  box-shadow: var(--shadow-orange);
}

.hero-cta:hover {
  background: var(--orange-light);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(240,79,35,0.32);
  text-decoration: none;
}

.hero-badge {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  min-width: 180px;
}

.badge-num {
  font-family: 'Sora', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  display: block;
}

.badge-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.4rem;
  display: block;
}

.badge-divider {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 1.25rem 0;
}

/* ===== SECTION DIVIDERS ===== */
.section-divider {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-dark), transparent);
  margin: 0;
}

/* ===== AI SECTION ===== */
.ai-banner {
  background:
    radial-gradient(ellipse 60% 80% at 0% 50%, rgba(37,99,235,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 100% 50%, rgba(124,58,237,0.05) 0%, transparent 60%),
    var(--bg-blue);
  padding: clamp(4rem, 8vh, 7rem) clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid #DBEAFE;
  border-bottom: 1px solid #DBEAFE;
}

.ai-banner-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.ai-banner .section-label {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.ai-banner .section-heading {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.1;
  letter-spacing: -1px;
  margin: 0 0 1rem;
}

.ai-banner .section-heading em,
.ai-banner .section-heading > span {
  font-style: italic;
  background: linear-gradient(135deg, #2563EB, #7C3AED);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ai-banner .section-intro {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 3rem;
}

.ai-pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.ai-pillar {
  background: #fff;
  border: 1px solid #DBEAFE;
  border-radius: 16px;
  padding: 1.5rem;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.ai-pillar::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563EB, #7C3AED);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.ai-pillar:hover {
  border-color: #BFDBFE;
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.ai-pillar:hover::before { opacity: 1; }

.ai-pillar-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.75rem;
  display: block;
}

.ai-pillar h3 {
  font-family: 'Sora', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0 0 0.5rem;
}

.ai-pillar p {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.65;
  margin: 0;
}

/* ===== SERVICES ===== */
#services {
  background: var(--bg-soft);
  padding: clamp(4rem, 8vh, 7rem) clamp(1.5rem, 5vw, 4rem);
}

#services .section-label {
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

#services .section-heading {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin: 0 0 0.75rem;
}

#services .section-intro {
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 3rem;
  font-size: 1.05rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), #FF8C42);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.service-card:hover {
  border-color: #FED7C3;
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(240,79,35,0.12), 0 4px 12px rgba(0,0,0,0.06);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
  display: block;
}

.service-card h3 {
  font-family: 'Sora', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0 0 0.6rem;
}

.service-card p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin: 0 0 1.25rem;
}

.service-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.service-card ul li {
  color: var(--text-2);
  font-size: 0.865rem;
  padding: 0.3rem 0 0.3rem 1.2rem;
  position: relative;
}

.service-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-size: 0.8rem;
}

/* ===== APPROACH ===== */
#approach {
  background:
    radial-gradient(ellipse 80% 50% at 50% 100%, rgba(124,58,237,0.05) 0%, transparent 70%),
    #ffffff;
  padding: clamp(4rem, 8vh, 7rem) clamp(1.5rem, 5vw, 4rem);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
}

.approach-text .section-label {
  color: var(--purple);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.approach-text .section-heading {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin: 0 0 1.5rem;
}

.approach-text p { color: var(--muted); line-height: 1.75; margin-bottom: 1rem; }
.approach-text strong { color: var(--text); font-weight: 700; }

.approach-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.approach-item {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all 0.25s ease;
}

.approach-item:hover {
  border-color: #DDD6FE;
  background: var(--bg-purple);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.approach-num {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--purple);
  min-width: 2.5rem;
  line-height: 1.2;
}

.approach-item-text strong {
  color: var(--dark);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.2rem;
  font-weight: 700;
}

.approach-item-text span,
.approach-item-text p {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ===== BLOG / ARTICLES ===== */
#articles {
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(240,79,35,0.06) 0%, transparent 60%),
    var(--bg-warm);
  padding: clamp(4rem, 8vh, 7rem) clamp(1.5rem, 5vw, 4rem);
  border-top: 1px solid #FED7C3;
  position: relative;
}

/* Glowing orange top-line accent */
#articles::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}

#articles > div {
  max-width: 1100px;
  margin: 0 auto;
}

#articles .section-label {
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#articles .section-label::before {
  content: '✦';
  font-size: 0.8rem;
}

#articles .section-heading {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin: 0 0 0.75rem;
}

#articles .section-heading em,
#articles .section-heading > span {
  font-style: italic;
  background: linear-gradient(135deg, #F04F23, #FF8C42);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#articles .section-intro {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 2.5rem;
}

/* Blog cards grid */
#articles > div > div:has(a[href*="/posts/post"]) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

/* Individual blog post card */
#articles a[href*="/posts/post"] {
  background: #fff;
  border: 1px solid #FED7C3;
  border-radius: 20px;
  padding: 2rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

#articles a[href*="/posts/post"]::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), #FF8C42);
  opacity: 0;
  transition: opacity 0.25s ease;
}

#articles a[href*="/posts/post"]:hover {
  border-color: var(--orange);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(240,79,35,0.14), 0 4px 12px rgba(0,0,0,0.06);
  text-decoration: none;
}

#articles a[href*="/posts/post"]:hover::before { opacity: 1; }

/* Category pill */
#articles a[href*="/posts/post"] > div:first-child,
#articles a[href*="/posts/post"] span:first-child {
  display: inline-flex;
  align-items: center;
  background: var(--orange-pale);
  color: var(--orange);
  border: 1px solid #FED7C3;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  width: fit-content;
}

/* Blog card title */
#articles a[href*="/posts/post"] h3 {
  font-family: 'Sora', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.4;
  margin: 0.2rem 0 0;
}

/* Blog card date/meta */
#articles a[href*="/posts/post"] p,
#articles a[href*="/posts/post"] > div:last-of-type {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 0;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

/* "All Articles →" button */
#articles a[href="/posts/"] {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--orange);
  color: #fff;
  border: 2px solid var(--orange);
  padding: 0.8rem 1.75rem;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  margin-top: 2rem;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-orange);
}

#articles a[href="/posts/"]:hover {
  background: var(--orange-light);
  border-color: var(--orange-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(240,79,35,0.28);
  color: #fff;
}

/* ===== CONTACT ===== */
.contact-section {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  padding: clamp(4rem, 8vh, 7rem) clamp(1.5rem, 5vw, 4rem);
}

.contact-inner { max-width: 900px; margin: 0 auto; }

.contact-section .section-label {
  color: var(--orange);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.contact-section h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -1px;
  margin: 0 0 1rem;
}

.contact-section p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 2rem;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: box-shadow 0.25s ease;
}

.contact-card:hover { box-shadow: var(--shadow-lg); }

.contact-card a {
  color: var(--orange);
  font-size: 1.25rem;
  font-weight: 700;
  text-decoration: none;
  display: block;
  margin: 0.5rem 0;
}

.contact-card a:hover {
  color: var(--orange-light);
  text-decoration: underline;
}

/* ===== FOOTER ===== */
footer {
  background: var(--dark);
  padding: 2rem clamp(1.5rem, 5vw, 4rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

footer p, footer span, footer div {
  color: #64748B;
  font-size: 0.85rem;
}