/* ==========================================================================
   Abner Studio — Design System
   ========================================================================== */

:root {
  /* Color system — bold & colorful */
  --color-primary: #7c3aed;      /* violet */
  --color-primary-dark: #5b21b6;
  --color-secondary: #ec4899;    /* hot pink */
  --color-accent: #fbbf24;       /* amber */
  --color-teal: #14b8a6;

  --color-dark: #111827;
  --color-gray-700: #374151;
  --color-gray-500: #6b7280;
  --color-gray-200: #e5e7eb;
  --color-gray-100: #f3f4f6;
  --color-light: #fafafa;
  --color-white: #ffffff;

  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-warm: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);

  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(17, 24, 39, 0.08);
  --shadow-md: 0 8px 24px rgba(17, 24, 39, 0.12);
  --shadow-lg: 0 16px 40px rgba(17, 24, 39, 0.16);

  --container-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-dark);
  background: var(--color-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-dark);
}

h1 { font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem); }
h2 { font-size: clamp(1.75rem, 2.5vw + 1rem, 2.75rem); }
h3 { font-size: clamp(1.25rem, 1vw + 1rem, 1.5rem); }

p { color: var(--color-gray-700); }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: clamp(3rem, 6vw, 6rem) 0; }

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  background: rgba(236, 72, 153, 0.1);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 3rem;
  text-align: center;
}

.section-head p { margin-top: 0.75rem; font-size: 1.05rem; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-outline {
  background: transparent;
  color: var(--color-dark);
  border: 2px solid var(--color-dark);
}

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

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

.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.btn-nav {
  padding: 0.6rem 1.3rem;
  font-size: 0.85rem;
}

.btn-block { width: 100%; }

/* ---- Header / Nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-dark);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.scrolled {
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  column-gap: 1rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
  position: relative;
}

.nav-left,
.nav-right {
  display: flex;
  align-items: center;
}

.nav-left { grid-column: 1; justify-self: start; }
.nav-right { grid-column: 3; justify-self: end; }

.nav-left ul,
.nav-right ul {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-left a,
.nav-right a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-gray-200);
  transition: color 0.2s ease;
}

.nav-left a:hover, .nav-left a.active,
.nav-right a:hover, .nav-right a.active { color: var(--color-primary); }

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-dark);
  display: inline-flex;
  align-items: center;
  justify-self: center;
}

.logo span { color: var(--color-secondary); }

.header-inner .logo {
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  z-index: 2;
}

.logo-img {
  height: 84px;
  width: auto;
  display: block;
}

.logo-img-invert { filter: invert(1); }

.nav-links-mobile {
  display: none;
  list-style: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Hero ---- */
.hero {
  position: relative;
  padding: clamp(3.5rem, 8vw, 7rem) 0 clamp(3rem, 6vw, 5rem);
  overflow: hidden;
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  z-index: 0;
}

.hero-blob-1 {
  width: 420px; height: 420px;
  background: var(--color-secondary);
  top: -150px; right: -100px;
}

.hero-blob-2 {
  width: 320px; height: 320px;
  background: var(--color-accent);
  bottom: -120px; left: -80px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content { max-width: 640px; }

.hero p.lead {
  font-size: 1.15rem;
  margin: 1.25rem 0 2rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.hero-stats div strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  color: var(--color-primary);
}

.hero-stats div span {
  font-size: 0.85rem;
  color: var(--color-gray-500);
}

.hero-visual {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  text-align: center;
  padding: 2rem;
}

/* ---- Cards / Grids ---- */
.grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  border-top: 4px solid transparent;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.card .icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  background: var(--gradient-primary);
}

.card:nth-child(4n+1) { border-top-color: var(--color-primary); }
.card:nth-child(4n+2) { border-top-color: var(--color-secondary); }
.card:nth-child(4n+3) { border-top-color: var(--color-accent); }
.card:nth-child(4n+4) { border-top-color: var(--color-teal); }

.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.95rem; }

/* ---- Section variants ---- */
.section-alt { background: var(--color-white); }

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

.section-dark h2, .section-dark h3 { color: var(--color-white); }
.section-dark p { color: var(--color-gray-200); }

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

.section-gradient h2 { color: var(--color-white); }
.section-gradient p { color: rgba(255,255,255,0.9); }

/* ---- CTA banner ---- */
.cta-banner {
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4rem);
  text-align: center;
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
}

.cta-banner h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,0.9); margin-bottom: 2rem; }

/* ---- Page header (inner pages) ---- */
.page-header {
  padding: clamp(3rem, 6vw, 5rem) 0 3rem;
  text-align: center;
  background: var(--gradient-primary);
  color: var(--color-white);
}

.page-header h1 { color: var(--color-white); }
.page-header p { color: rgba(255,255,255,0.9); max-width: 560px; margin: 1rem auto 0; }

/* ---- Pricing ---- */
.pricing-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  position: relative;
  border: 2px solid var(--color-gray-200);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: scale(1.03);
}

.pricing-card .badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-warm);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: 999px;
}

.pricing-card .price {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 1rem 0 0.25rem;
}

.pricing-card .price span { font-size: 1rem; color: var(--color-gray-500); font-weight: 500; }

.pricing-card ul { margin: 1.75rem 0; text-align: left; }

.pricing-card li {
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--color-gray-700);
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.pricing-card li::before {
  content: "✓";
  color: var(--color-teal);
  font-weight: 700;
}

/* ---- Portfolio ---- */
.filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  border: 2px solid var(--color-gray-200);
  background: var(--color-white);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-btn:hover { border-color: var(--color-primary); }

.filter-btn.active {
  background: var(--gradient-primary);
  color: var(--color-white);
  border-color: transparent;
}

.project-card {
  display: block;
  color: inherit;
  text-decoration: none;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.project-info .project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: none;
  letter-spacing: normal;
  color: var(--color-primary);
}

.project-card:hover .project-link { text-decoration: underline; }

.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.project-thumb {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  text-align: center;
  padding: 1rem;
  overflow: hidden;
}

.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.project-thumb img.obj-left {
  object-position: left top;
}

.project-card:nth-child(5n+1) .project-thumb { background: var(--gradient-primary); }
.project-card:nth-child(5n+2) .project-thumb { background: linear-gradient(135deg, var(--color-teal), var(--color-primary)); }
.project-card:nth-child(5n+3) .project-thumb { background: var(--gradient-warm); }
.project-card:nth-child(5n+4) .project-thumb { background: linear-gradient(135deg, var(--color-secondary), var(--color-primary)); }
.project-card:nth-child(5n+5) .project-thumb { background: linear-gradient(135deg, var(--color-accent), var(--color-teal)); }

.project-info { padding: 1.5rem; }
.project-info span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-secondary);
}
.project-info h3 { margin: 0.4rem 0 0.4rem; }
.project-info p { font-size: 0.9rem; }

.project-card.hidden { display: none; }

/* ---- Testimonials ---- */
.testimonial-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.testimonial-card .stars { color: var(--color-accent); margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-card p.quote { font-style: italic; color: var(--color-gray-700); margin-bottom: 1.5rem; }

.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }

.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--gradient-primary);
  flex-shrink: 0;
}

.testimonial-author strong { display: block; font-size: 0.95rem; }
.testimonial-author span { font-size: 0.8rem; color: var(--color-gray-500); }

/* ---- About page ---- */
.values-grid { margin-top: 3rem; }

.about-hero {
  display: grid;
  gap: 3rem;
  align-items: center;
  grid-template-columns: 1fr;
}

.about-visual {
  border-radius: var(--radius-lg);
  min-height: 280px;
  background: var(--gradient-warm);
  box-shadow: var(--shadow-lg);
}

/* ---- Contact ---- */
.contact-wrap {
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr;
}

.contact-info-card {
  background: var(--color-dark);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.contact-info-card h3 { color: var(--color-white); margin-bottom: 1.5rem; }

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.contact-info-item .icon-sm {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-item strong { display: block; font-size: 0.9rem; }
.contact-info-item span, .contact-info-item a { font-size: 0.9rem; color: var(--color-gray-200); }

.social-row { display: flex; gap: 0.75rem; margin-top: 2rem; }

.social-row a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  font-size: 0.9rem;
}

.social-row a:hover { background: var(--gradient-primary); }

.form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.form-row { display: grid; gap: 1.25rem; grid-template-columns: 1fr; margin-bottom: 1.25rem; }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }

.form-group label { font-size: 0.85rem; font-weight: 600; }

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-gray-200);
  background: var(--color-light);
  transition: border-color 0.2s ease;
}

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

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

.form-group input[type="file"] {
  padding: 0.6rem 0.75rem;
  cursor: pointer;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

/* ---- Page picker + clipboard ---- */
.page-picker-row {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
  margin-bottom: 1.25rem;
}

.page-clipboard {
  background: var(--color-white);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  min-height: 52px;
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.5rem;
}

.page-clipboard.empty {
  align-items: center;
  color: var(--color-gray-500);
  font-size: 0.85rem;
}

.page-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 0.5rem 0.4rem 0.85rem;
  border-radius: 999px;
}

.page-chip button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.25);
  color: var(--color-white);
  font-size: 0.8rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.page-chip button:hover { background: rgba(255, 255, 255, 0.4); }

.package-banner {
  background: var(--color-light);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 1.75rem;
  font-size: 0.95rem;
}

.package-banner strong { color: var(--color-primary); }

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  display: none;
}

.form-status.success { display: block; color: var(--color-teal); }
.form-status.error { display: block; color: var(--color-secondary); }

/* ---- Footer ---- */
.site-footer {
  background: var(--color-dark);
  color: var(--color-gray-200);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  padding-bottom: 3rem;
}

.footer-grid .logo { color: var(--color-white); margin-bottom: 1rem; display: inline-block; }
.footer-grid p { color: var(--color-gray-200); font-size: 0.9rem; }

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 1.1rem;
}

.footer-col ul li { margin-bottom: 0.7rem; }
.footer-col ul li a {
  font-size: 0.9rem;
  color: var(--color-gray-200);
  transition: color 0.2s ease;
}
.footer-col ul li a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

/* ==========================================================================
   Responsive breakpoints
   ========================================================================== */

/* Tablet and up */
@media (min-width: 768px) {
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; }
  .about-hero { grid-template-columns: 1fr 1fr; }
  .contact-wrap { grid-template-columns: 0.9fr 1.1fr; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.2fr 1fr 1fr 1fr 1fr; }
}

/* Mobile nav (below desktop) */
@media (max-width: 900px) {
  .nav-left, .nav-right { display: none; }
  .nav-toggle { display: flex; }

  .nav-links-mobile {
    display: flex;
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(320px, 80vw);
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.75rem;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 105;
  }

  .nav-links-mobile.active { transform: translateX(0); }

  .nav-links-mobile a { font-size: 1.1rem; }
  .nav-links-mobile .btn-nav { width: 100%; text-align: center; }
}

/* Small phones */
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-stats { gap: 1.5rem; }
  .pricing-card.featured { transform: none; }
}