/* =====================================================
   0. DESIGN TOKENS / ROOT VARIABLES
===================================================== */
:root{
  /* Colors */
  --color-bg: #120b09;
  --color-bg-alt: #170f0c;
  --color-section: #1a100c;
  --color-card: #201510;
  --color-card-border: rgba(255,255,255,.07);
  --color-primary: #ff8a00;
  --color-secondary: #ff5f1f;
  --color-heading: #ffffff;
  --color-body: #cabbb2;
  --color-muted: #8f7f77;
  --gradient-primary: linear-gradient(90deg, var(--color-primary), var(--color-secondary));

  /* Typography */
  --font-heading: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Layout */
  --container-w: 1240px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --section-gap: 130px;
  --section-gap-tablet: 90px;
  --section-gap-mobile: 64px;

  --shadow-soft: 0 20px 50px rgba(0,0,0,.45);
}

/* =====================================================
   1. RESET & BASE
===================================================== */
*, *::before, *::after{ box-sizing: border-box; margin: 0; padding: 0; }

html{ scroll-behavior: smooth; }

body{
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-body);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul{ list-style: none; }

h1, h2, h3, h4, h5{
  font-family: var(--font-heading);
  color: var(--color-heading);
  font-weight: 700;
  line-height: 1.2;
}

.accent{ color: var(--color-primary); }

.container{
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

section{ position: relative; }

:focus-visible{
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; }
  html{ scroll-behavior: auto; }
}

/* =====================================================
   2. BUTTONS
===================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 15px 30px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space: nowrap;
}

.btn-primary{
  background: var(--gradient-primary);
  color: #170f0c;
}
.btn-primary:hover{
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(255,138,0,.35);
}

.btn-outline{
  background: transparent;
  border-color: rgba(255,255,255,.18);
  color: var(--color-heading);
}
.btn-outline:hover{
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-3px);
}

.btn-dark{
  background: #12100f;
  color: #fff;
}
.btn-dark:hover{
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
}

.btn-sm{ padding: 10px 20px; font-size: 14px; }

/* =====================================================
   3. HEADER / NAV
===================================================== */
.site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 22px 0;
  background: transparent;
  transition: background .35s ease, padding .35s ease, backdrop-filter .35s ease;
}

.site-header.scrolled{
  background: rgba(18, 11, 9, .82);
  backdrop-filter: blur(14px);
  padding: 14px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo{
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 22px;
  color: var(--color-heading);
  flex-shrink: 0;
}

.main-nav ul{
  display: flex;
  gap: 34px;
}

.main-nav a{
  font-size: 15px;
  font-weight: 500;
  color: var(--color-body);
  position: relative;
  padding-bottom: 4px;
  transition: color .2s ease;
}

.main-nav a::after{
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width .25s ease;
}

.main-nav a:hover{ color: var(--color-heading); }
.main-nav a:hover::after{ width: 100%; }

.header-cta{ flex-shrink: 0; }

.nav-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span{
  width: 24px; height: 2px;
  background: var(--color-heading);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* =====================================================
   4. HERO
===================================================== */
.hero{
  padding: 190px 0 110px;
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 100% at 80% 0%, #2a150a 0%, var(--color-bg) 55%);
}

.hero-glow{
  position: absolute;
  top: -10%;
  right: -10%;
  width: 720px;
  height: 720px;
  background: radial-gradient(circle, rgba(255,138,0,.35) 0%, rgba(255,138,0,0) 70%);
  filter: blur(30px);
  pointer-events: none;
}

.hero-inner{
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 50px;
}

.hero-greeting{
  font-size: 20px;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 18px;
}

.wave{ display: inline-block; animation: wave 2.4s ease-in-out infinite; transform-origin: 70% 70%; }
@keyframes wave{
  0%, 60%, 100%{ transform: rotate(0deg); }
  10%{ transform: rotate(16deg); }
  20%{ transform: rotate(-8deg); }
  30%{ transform: rotate(16deg); }
  40%{ transform: rotate(-4deg); }
}

.hero-title{
  font-size: 52px;
  line-height: 1.15;
  margin-bottom: 22px;
  max-width: 620px;
}

.hero-desc{
  font-size: 17px;
  max-width: 520px;
  margin-bottom: 34px;
}

.hero-buttons{
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 44px;
}

.hero-stats{
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}

.stat-item{ display: flex; flex-direction: column; }

.stat-number, .stat-suffix{
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--color-heading);
  display: inline;
}
.stat-suffix{ color: var(--color-primary); }

.stat-label{
  font-size: 13px;
  color: var(--color-muted);
  margin-top: 2px;
}

.stat-divider{
  width: 1px;
  height: 38px;
  background: rgba(255,255,255,.12);
}

/* ---- Hero media / blob image ---- */
.hero-media{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-blob{
  width: min(440px, 100%);
  aspect-ratio: 5 / 6;
  border-radius: 58% 42% 40% 60% / 55% 40% 60% 45%;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-soft);
  background: var(--gradient-primary);
  animation: blobMorph 10s ease-in-out infinite;
}

.hero-blob img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: normal;
}

@keyframes blobMorph{
  0%, 100%{ border-radius: 58% 42% 40% 60% / 55% 40% 60% 45%; }
  50%{ border-radius: 42% 58% 60% 40% / 45% 60% 40% 55%; }
}

.hero-dot{
  position: absolute;
  border-radius: 50%;
  background: var(--gradient-primary);
}
.hero-dot-1{ width: 18px; height: 18px; top: 6%; right: 10%; }
.hero-dot-2{ width: 10px; height: 10px; bottom: 12%; left: 4%; opacity: .8; }

.floating-badge{
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(26,16,12,.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-soft);
}

.floating-badge strong{
  display: block;
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-size: 16px;
}
.floating-badge small{ color: var(--color-muted); font-size: 12px; }

.floating-badge-icon{
  width: 42px; height: 42px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #170f0c;
  font-size: 16px;
}

.badge-experience{ bottom: 8%; left: -6%; }

/* =====================================================
   5. CLIENT LOGOS
===================================================== */
.clients{ padding: 50px 0; background: var(--color-bg); }

.clients-label{
  text-align: center;
  font-size: 13px;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 30px;
}

.logo-track{ overflow: hidden; }

.logo-track-inner{
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
  opacity: .7;
}

.logo-track-inner img{ height: 32px; width: auto; }

/* =====================================================
   6. SECTION HEAD (shared)
===================================================== */
.section-head{
  text-align: center;
  max-width: 620px;
  margin: 0 auto 60px;
}

.section-head h2{ font-size: 38px; margin-bottom: 14px; }
.section-head p{ font-size: 16px; color: var(--color-muted); }

.section-cta{
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 56px;
}

/* =====================================================
   7. SERVICES
===================================================== */
.services{
  padding: var(--section-gap) 0;
  background: var(--color-section);
}

.services-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.service-card{
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  position: relative;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.service-card:hover{
  transform: translateY(-8px);
  border-color: rgba(255,138,0,.35);
  box-shadow: 0 20px 40px rgba(0,0,0,.4);
}

.service-icon{
  width: 54px; height: 54px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  color: #170f0c;
  font-size: 20px;
  margin-bottom: 22px;
}

.service-card h3{ font-size: 20px; margin-bottom: 10px; }
.service-card p{ font-size: 14.5px; color: var(--color-muted); margin-bottom: 22px; }

.service-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--color-card-border);
  color: var(--color-primary);
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.service-link:hover{
  background: var(--gradient-primary);
  color: #170f0c;
  transform: translateX(4px);
}

/* =====================================================
   8. ABOUT
===================================================== */
.about{
  padding: var(--section-gap) 0;
  background: var(--color-bg);
}

.about-inner{
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 70px;
  align-items: center;
}

.about-media{ position: relative; }

.about-collage{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.collage-img{
  border-radius: var(--radius-md);
  object-fit: cover;
  width: 100%;
  height: 160px;
  border: 1px solid var(--color-card-border);
}

.collage-img-1{ transform: translateY(18px); }
.collage-img-3{ transform: translateY(-18px); }

.badge-about{ bottom: -6%; left: -6%; }

.about-role{
  color: var(--color-primary);
  font-weight: 600;
  font-size: 15px;
  margin: 14px 0 16px;
}

.about-content h2{ font-size: 38px; }

.about-desc{ margin-bottom: 30px; }

.about-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 36px;
}

.about-grid-item{
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.about-grid-icon{
  width: 42px; height: 42px;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255,138,0,.12);
  color: var(--color-primary);
  font-size: 16px;
}

.about-grid-item strong{ display: block; color: var(--color-heading); font-size: 15px; margin-bottom: 4px; }
.about-grid-item small{ color: var(--color-muted); font-size: 13px; line-height: 1.5; }

/* =====================================================
   9. SKILLS & EXPERIENCE
===================================================== */
.skills{
  padding: var(--section-gap) 0;
  background: var(--color-section);
}

.skills-inner{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
}

.skill-bar{ margin-bottom: 26px; }

.skill-bar-label{
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--color-heading);
  margin-bottom: 10px;
}
.skill-bar-label span:last-child{ color: var(--color-primary); font-weight: 600; }

.skill-bar-track{
  width: 100%;
  height: 8px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,.06);
  overflow: hidden;
}

.skill-bar-fill{
  height: 100%;
  width: var(--fill, 0%);
  border-radius: var(--radius-pill);
  background: var(--gradient-primary);
  transform-origin: left;
  animation: fillBar 1.4s ease forwards;
}

@keyframes fillBar{
  from{ width: 0; }
  to{ width: var(--fill); }
}

.timeline{ border-left: 2px solid rgba(255,255,255,.1); padding-left: 32px; }

.timeline-item{ position: relative; padding-bottom: 36px; }
.timeline-item:last-child{ padding-bottom: 0; }

.timeline-dot{
  position: absolute;
  left: -39px; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 3px solid var(--color-section);
}

.timeline-year{
  display: inline-block;
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 6px;
}

.timeline-item h4{ font-size: 18px; margin-bottom: 8px; }
.timeline-item p{ font-size: 14.5px; color: var(--color-muted); }

/* =====================================================
   10. PROJECTS
===================================================== */
.projects{
  padding: var(--section-gap) 0;
  background: var(--color-bg);
}

.projects-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.project-card{
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
.project-card:hover{ transform: translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,.4); }

.project-card img{ width: 100%; height: 200px; object-fit: cover; }

.project-card-body{ padding: 26px; }
.project-card-body h3{ font-size: 19px; margin-bottom: 14px; }

.project-stats{
  display: flex;
  gap: 20px;
  font-size: 13.5px;
  color: var(--color-muted);
  margin-bottom: 22px;
}
.project-stats strong{ color: var(--color-primary); }

/* =====================================================
   11. TESTIMONIALS
===================================================== */
.testimonials{
  padding: var(--section-gap) 0;
  background: var(--color-section);
}

.testimonials-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.testimonial-card{
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.testimonial-rating{ color: var(--color-primary); font-size: 13px; margin-bottom: 16px; }
.testimonial-rating i{ margin-right: 3px; }

.testimonial-card p{ font-size: 15px; margin-bottom: 26px; }

.testimonial-person{ display: flex; align-items: center; gap: 14px; }
.testimonial-person img{ width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.testimonial-person strong{ display: block; color: var(--color-heading); font-size: 15px; }
.testimonial-person small{ color: var(--color-muted); font-size: 13px; }

/* =====================================================
   12. CTA
===================================================== */
.cta{ padding: 90px 0; background: var(--color-bg); }

.cta-inner{
  background: var(--gradient-primary);
  border-radius: 40px;
  padding: 70px 40px;
  text-align: center;
}

.cta-inner h2{ color: #170f0c; font-size: 36px; margin-bottom: 16px; }
.cta-inner .accent{ color: #170f0c; }
.cta-inner p{ color: rgba(23,16,15,.75); max-width: 480px; margin: 0 auto 30px; font-size: 16px; }

/* =====================================================
   13. FOOTER
===================================================== */
.site-footer{
  background: var(--color-section);
  padding: 80px 0 0;
}

.footer-inner{
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 50px;
}

.footer-brand p{ font-size: 14px; margin: 14px 0 20px; }

.social-icons{ display: flex; gap: 12px; }
.social-icons a{
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-card-border);
  color: var(--color-muted);
  transition: background .25s ease, color .25s ease;
}
.social-icons a:hover{ background: var(--gradient-primary); color: #170f0c; }

.footer-col h5{ font-size: 16px; margin-bottom: 20px; }
.footer-col ul li{ margin-bottom: 12px; }
.footer-col ul a{ font-size: 14.5px; color: var(--color-muted); transition: color .2s ease; }
.footer-col ul a:hover{ color: var(--color-primary); }

.newsletter-form{ display: flex; gap: 10px; margin-top: 16px; }
.newsletter-form input{
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-card-border);
  background: var(--color-card);
  color: var(--color-heading);
  font-family: var(--font-body);
  font-size: 14px;
}
.newsletter-form input::placeholder{ color: var(--color-muted); }

.footer-bottom{
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-card-border);
  padding: 26px 0;
  font-size: 13.5px;
  color: var(--color-muted);
}

.back-to-top{
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-card-border);
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  transition: background .25s ease, color .25s ease, transform .25s ease;
}
.back-to-top:hover{ background: var(--gradient-primary); color: #170f0c; transform: translateY(-3px); }

/* =====================================================
   14. RESPONSIVE — TABLET (≤ 1024px)
===================================================== */
@media (max-width: 1024px){
  :root{ --section-gap: var(--section-gap-tablet); }

  .hero-title{ font-size: 42px; }

  .main-nav ul{ gap: 22px; }

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

  .about-inner{ gap: 46px; }

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

/* =====================================================
   15. RESPONSIVE — MOBILE NAV BREAKPOINT (≤ 900px)
===================================================== */
@media (max-width: 900px){
  .nav-toggle{ display: flex; }

  .main-nav{
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(300px, 80vw);
    background: var(--color-bg-alt);
    border-left: 1px solid var(--color-card-border);
    padding: 110px 32px 40px;
    transform: translateX(100%);
    transition: transform .35s ease;
    z-index: 998;
  }
  .main-nav.open{ transform: translateX(0); }

  .main-nav ul{ flex-direction: column; gap: 26px; }

  .header-cta{ display: none; }
}

/* =====================================================
   16. RESPONSIVE — MOBILE (≤ 768px)
===================================================== */
@media (max-width: 768px){
  :root{ --section-gap: var(--section-gap-mobile); }

  .hero{ padding: 150px 0 70px; }

  .hero-inner{
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-desc{ margin-left: auto; margin-right: auto; }

  .hero-buttons, .hero-stats{ justify-content: center; }

  .hero-media{ order: -1; margin-bottom: 30px; }

  .hero-blob{ width: min(320px, 78vw); }

  .badge-experience{ left: 50%; transform: translateX(-50%); bottom: -6%; }

  .services-grid, .projects-grid, .testimonials-grid{ grid-template-columns: 1fr; }

  .about-inner{ grid-template-columns: 1fr; }
  .about-content{ text-align: left; }
  .about-grid{ grid-template-columns: 1fr; }
  .badge-about{ left: 50%; transform: translateX(-50%); bottom: -8%; }

  .skills-inner{ grid-template-columns: 1fr; gap: 50px; }

  .footer-inner{ grid-template-columns: 1fr; text-align: left; }

  .cta-inner{ padding: 50px 26px; border-radius: 28px; }
  .cta-inner h2{ font-size: 28px; }

  .footer-bottom{ flex-direction: column; gap: 16px; text-align: center; }
}

/* =====================================================
   17. RESPONSIVE — SMALL MOBILE (≤ 480px)
===================================================== */
@media (max-width: 480px){
  .hero-title{ font-size: 32px; }
  .section-head h2{ font-size: 28px; }
  .about-content h2{ font-size: 28px; }
  .btn{ padding: 13px 24px; font-size: 14px; }
  .hero-stats{ gap: 14px; }
  .newsletter-form{ flex-direction: column; }
}