/* =============================================
   SAKURA PERFORMANCE ENGINES — Main Stylesheet
   ============================================= */

/* ---- CSS Variables ---- */
:root {
  --pink:       #E8197D;
  --pink-dark:  #c4146a;
  --pink-glow:  rgba(232, 25, 125, 0.35);
  --black:      #0a0a0a;
  --dark:       #111111;
  --dark2:      #1a1a1a;
  --dark3:      #222222;
  --grey:       #888888;
  --light-grey: #cccccc;
  --white:      #ffffff;
  --font-head:  'Bebas Neue', sans-serif;
  --font-body:  'Inter', sans-serif;
  --radius:     6px;
  --transition: 0.3s ease;
  --max-width:  1200px;
}

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

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

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

/* ---- Utility ---- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.pink { color: var(--pink); }

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.section-sub {
  color: var(--light-grey);
  font-size: 1.05rem;
  margin-bottom: 3rem;
  max-width: 600px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--pink);
  color: var(--white);
  border-color: var(--pink);
}
.btn-primary:hover {
  background: var(--pink-dark);
  border-color: var(--pink-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--pink-glow);
}

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

.btn-full { width: 100%; text-align: center; }

/* =============================================
   HEADER / NAV
   ============================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(232, 25, 125, 0.2);
  transition: background var(--transition);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link { display: flex; align-items: center; }

.logo {
  height: 52px;
  width: auto;
  filter: drop-shadow(0 0 8px var(--pink-glow));
}

nav { display: flex; align-items: center; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--light-grey);
  transition: color var(--transition);
}

.nav-links a:hover { color: var(--white); }

.nav-links .nav-cta {
  background: var(--pink);
  color: var(--white);
  padding: 9px 22px;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
}
.nav-links .nav-cta:hover,
.nav-links .nav-cta.active {
  background: var(--pink-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero:hover .hero-bg { transform: scale(1.0); }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,10,10,0.85) 0%,
    rgba(10,10,10,0.6) 50%,
    rgba(232,25,125,0.15) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 100px;
  padding-bottom: 80px;
  max-width: 680px;
}

.hero-sub {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--pink);
  margin-bottom: 1rem;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(3.5rem, 9vw, 7rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-body {
  font-size: 1.1rem;
  color: var(--light-grey);
  margin-bottom: 2.5rem;
  max-width: 520px;
  line-height: 1.8;
}

.hero-content .btn { margin-right: 1rem; margin-bottom: 1rem; }

/* =============================================
   ABOUT STRIP
   ============================================= */
.about-strip {
  background: var(--dark2);
  padding: 80px 0;
  border-top: 1px solid rgba(232, 25, 125, 0.15);
  border-bottom: 1px solid rgba(232, 25, 125, 0.15);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--pink);
  border-radius: var(--radius);
  opacity: 0.4;
  pointer-events: none;
}

.about-image img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius);
  display: block;
}

.about-text h2 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.about-text p {
  color: var(--light-grey);
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}

/* =============================================
   SERVICES
   ============================================= */
.services {
  padding: 100px 0;
  background: var(--dark);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 3rem;
}

.service-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  border-color: var(--pink);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(232, 25, 125, 0.15);
}

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
  color: var(--pink);
}

.service-card h3 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.service-card p {
  color: var(--grey);
  font-size: 0.95rem;
  line-height: 1.7;
}

.services-cta { text-align: center; }

/* =============================================
   GALLERY
   ============================================= */
.gallery {
  padding: 100px 0 60px;
  background: var(--black);
}

.gallery .container { text-align: center; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin: 0 0 40px;
}

.gallery-item {
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--dark3);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, filter 0.5s ease;
  filter: brightness(0.85);
}

.gallery-item:hover img {
  transform: scale(1.07);
  filter: brightness(1);
}

.gallery-more { text-align: center; padding-bottom: 40px; }

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: var(--dark2);
  border-top: 1px solid rgba(232, 25, 125, 0.2);
  border-bottom: 1px solid rgba(232, 25, 125, 0.2);
  padding: 80px 0;
}

.cta-inner {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.cta-inner p {
  color: var(--light-grey);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--dark);
  padding: 60px 0 40px;
  border-top: 1px solid rgba(232, 25, 125, 0.15);
}

.footer-inner {
  text-align: center;
}

.footer-logo {
  height: 60px;
  width: auto;
  margin: 0 auto 1rem;
  opacity: 0.85;
}

.footer-tagline {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pink);
  margin-bottom: 1.5rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-links a {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--pink); }

.footer-copy {
  font-size: 0.8rem;
  color: var(--grey);
}

/* =============================================
   PAGE HERO (Contact page)
   ============================================= */
.page-hero {
  position: relative;
  height: 380px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 30%;
}

.page-hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: 50px;
}

.page-hero-content h1 {
  font-family: var(--font-head);
  font-size: clamp(3rem, 7vw, 5.5rem);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.page-hero-content p {
  font-size: 1.1rem;
  color: var(--light-grey);
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-section {
  padding: 80px 0 100px;
  background: var(--dark);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}

.contact-intro h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.contact-intro p {
  color: var(--light-grey);
  font-size: 1rem;
  margin-bottom: 1rem;
  line-height: 1.8;
}

.pink-link {
  color: var(--pink);
  font-weight: 600;
  transition: opacity var(--transition);
}
.pink-link:hover { opacity: 0.8; }

/* Form */
.contact-form-wrap {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-grey);
  margin-bottom: 8px;
}

.required { color: var(--pink); }

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 16px;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-group select option { background: var(--dark3); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px var(--pink-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--grey);
}

.form-group textarea { resize: vertical; min-height: 140px; }

.field-error {
  font-size: 0.8rem;
  color: #ff6b6b;
  margin-top: 5px;
  min-height: 1em;
}

.form-submit { margin-top: 8px; }

/* Success message */
.form-success {
  text-align: center;
  padding: 40px 20px;
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--pink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 1.5rem;
}

.form-success h3 {
  font-family: var(--font-head);
  font-size: 2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.form-success p {
  color: var(--light-grey);
  margin-bottom: 2rem;
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid  { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  /* Nav */
  .nav-links {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(10,10,10,0.98);
    flex-direction: column;
    gap: 0;
    padding: 20px 0;
    border-bottom: 1px solid rgba(232,25,125,0.2);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 14px 24px;
    font-size: 1rem;
  }
  .nav-links .nav-cta {
    margin: 10px 24px;
    text-align: center;
  }
  .hamburger { display: flex; }

  /* About */
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-image img { height: 320px; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; }

  /* Gallery */
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

  /* Contact */
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-title { font-size: 3.2rem; }
}