/* =========================================================
   TF DETAILING studio — Основни стилове
   Цветова палитра базирана на логото:
   - Червено: #E81A1A
   - Черно:   #0A0A0A
   - Бяло:    #FFFFFF
   - Сиво:    #1A1A1A / #F4F4F4
   ========================================================= */

:root {
  --color-red: #E81A1A;
  --color-red-dark: #B71212;
  --color-red-light: #FF3B3B;
  --color-black: #0A0A0A;
  --color-dark: #1A1A1A;
  --color-gray: #2A2A2A;
  --color-light-gray: #F4F4F4;
  --color-white: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-muted: #6B6B6B;

  --font-display: "Oswald", "Bebas Neue", "Impact", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  --container: 1200px;
  --radius: 8px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.18);
  --transition: 0.25s ease;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 0.5em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.4rem; }
p  { margin: 0 0 1rem; }

.section-title {
  text-align: center;
  margin-bottom: 0.5rem;
}
.section-title span { color: var(--color-red); }
.section-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto 3rem;
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}
section { padding: 5rem 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.9rem 1.8rem;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-red-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-black);
}
.btn-dark {
  background: var(--color-black);
  color: var(--color-white);
}
.btn-dark:hover { background: var(--color-red); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #eee;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}
.nav-logo img { height: 56px; width: auto; }
.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  position: relative;
  padding: 0.4rem 0;
  transition: color var(--transition);
}
.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-red);
  transition: width var(--transition);
}
.nav-menu a:hover { color: var(--color-red); }
.nav-menu a:hover::after { width: 100%; }

.nav-cta { display: flex; gap: 0.75rem; align-items: center; }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-black);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(10,10,10,0.82), rgba(10,10,10,0.55)),
    url("../assets/gallery/hero-picture.jpg") center/cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(232,26,26,0.3), transparent 50%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  max-width: 760px;
  z-index: 2;
}
.hero-eyebrow {
  display: inline-block;
  background: var(--color-red);
  color: var(--color-white);
  padding: 0.4rem 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  border-radius: 4px;
  margin-bottom: 1.5rem;
}
.hero h1 { color: var(--color-white); margin-bottom: 1rem; }
.hero h1 span { color: var(--color-red); }
.hero p {
  font-size: 1.15rem;
  margin-bottom: 2rem;
  color: rgba(255,255,255,0.85);
  max-width: 560px;
}
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
/* Двата CTA бутона имат еднаква ширина независимо от дължината на текста — min-width
   гарантира визуалната симетрия на desktop/tablet; на mobile стават full-width */
.hero-cta .btn {
  min-width: 230px;
  text-align: center;
}

/* ---------- Services ---------- */
.services { background: var(--color-light-gray); }

/* Tab buttons */
.service-tabs {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 2.5rem 0 2rem;
}
.service-tab {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  background: var(--color-white);
  color: var(--color-black);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid transparent;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition);
}
.service-tab i { font-size: 1.1rem; color: var(--color-text-muted); transition: color var(--transition); }
.service-tab:hover {
  color: var(--color-red);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.service-tab:hover i { color: var(--color-red); }
.service-tab.is-active {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-red);
  box-shadow: 0 6px 20px rgba(232,26,26,0.35);
}
.service-tab.is-active i { color: var(--color-red); }
.service-tab.is-active::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--color-red);
}

/* Panels */
.service-panel { display: none; animation: fadeInUp 0.4s ease both; }
.service-panel.is-active { display: block; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(15px); }
  to   { opacity: 1; transform: translateY(0); }
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

/* Package cards */
.packages-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.package-card {
  display: flex;
  flex-direction: column;
  position: relative;
  padding-top: 2.5rem;
}
.package-card.is-featured {
  background: var(--color-black);
  color: var(--color-white);
  border-top-color: var(--color-red);
  transform: translateY(-8px);
}
.package-card.is-featured h3 { color: var(--color-white); }
.package-card.is-featured .package-desc,
.package-card.is-featured .package-list li { color: rgba(255,255,255,0.8); }
.package-badge {
  position: absolute;
  top: -1px;
  right: 1.5rem;
  background: var(--color-red);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.9rem;
  border-radius: 0 0 var(--radius) var(--radius);
  text-transform: uppercase;
}
.package-desc {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.package-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  flex-grow: 1;
}
.package-list li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.5rem;
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.package-card.is-featured .package-list li { border-bottom-color: rgba(255,255,255,0.1); }
.package-list li::before {
  content: "\f00c"; /* fa-check */
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 0.45rem;
  color: var(--color-red);
  font-size: 0.85rem;
}
.package-price {
  font-family: var(--font-display);
  font-size: 1rem;
  text-transform: uppercase;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 2px solid var(--color-red);
}
.package-price strong {
  font-size: 2rem;
  color: var(--color-red);
}
.packages-note {
  text-align: center;
  margin-top: 2rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}
.packages-note a { color: var(--color-red); font-weight: 600; }

/* ---- Price tiers (4 размера на автомобил) ---- */
.price-tiers-title {
  margin: auto 0 0.5rem;
  padding-top: 0.875rem;
  border-top: 1px dashed rgba(0,0,0,0.1);
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 600;
}
.price-tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
}
.price-tier {
  text-align: center;
  padding: 0.7rem 0.3rem;
  background: var(--color-light-gray);
  border-radius: 6px;
  border-bottom: 2px solid var(--color-red);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 80px;
}
.price-tier .tier-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  line-height: 1.2;
  margin-bottom: 0.4rem;
}
.price-tier .tier-price {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-black);
}

/* ---- Price options (multi-option services) ---- */
.price-options {
  list-style: none;
  margin: auto 0 0;
  padding: 0.875rem 0 0;
  border-top: 1px dashed rgba(0,0,0,0.1);
}
.price-options li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  font-size: 0.9rem;
}
.price-options li:last-child { border-bottom: none; padding-bottom: 0; }
.price-options .opt-label { color: var(--color-text); }
.price-options .opt-price {
  font-family: var(--font-display);
  color: var(--color-red);
  font-weight: 700;
  white-space: nowrap;
}

/* ---- Single price (one-line) ---- */
.single-price {
  margin-top: auto;
  padding-top: 0.875rem;
  border-top: 1px dashed rgba(0,0,0,0.1);
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}
.single-price strong {
  color: var(--color-red);
  font-size: 1.4rem;
}

/* ---- Included list (Какво включва) ---- */
.included-title {
  margin: 1rem 0 0.5rem;
  padding-top: 0.875rem;
  border-top: 1px dashed rgba(0,0,0,0.1);
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 600;
}
.included-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.included-list li {
  position: relative;
  padding: 0.18rem 0 0.18rem 1.3rem;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--color-text);
}
.included-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 0.3rem;
  color: var(--color-red);
  font-size: 0.75rem;
}

@media (max-width: 480px) {
  .price-tiers { grid-template-columns: repeat(2, 1fr); }
  .price-tier { min-height: 75px; }
}


.service-card {
  background: var(--color-white);
  padding: 1.75rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--color-red);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-card .icon {
  width: 52px;
  height: 52px;
  background: var(--color-red);
  color: var(--color-white);
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}
.service-card h3 {
  margin-bottom: 0.5rem;
  color: var(--color-black);
  font-size: 1.25rem;
}
.service-card > p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
}

/* ---------- About ---------- */
.about {
  background: var(--color-black);
  color: var(--color-white);
}
.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.about h2 { color: var(--color-white); }
.about h2 span { color: var(--color-red); }
.about p { color: rgba(255,255,255,0.8); }
.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}
.stat {
  border-left: 3px solid var(--color-red);
  padding-left: 1rem;
}
.stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-red);
}
.stat span { color: rgba(255,255,255,0.7); font-size: 0.9rem; }
.about-image img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  margin-top: 3rem;
}
.contact-info h3 { color: var(--color-black); }
.contact-info ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}
.contact-info li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1rem;
}
.contact-info .ico {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--color-red);
  color: var(--color-white);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1rem;
}

/* ---------- Messenger buttons (Viber / WhatsApp) ---------- */
.messenger-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.messenger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-white);
  text-decoration: none;
  line-height: 1;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}
.messenger-btn i { font-size: 1.05rem; }
.messenger-btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.18);
  color: var(--color-white);
}
.messenger-btn-viber { background: #7360F2; }
.messenger-btn-whatsapp { background: #25D366; }
.messenger-btn-instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}
.messenger-btn-facebook { background: #1877F2; }

.contact-form {
  background: var(--color-light-gray);
  padding: 2rem;
  border-radius: var(--radius);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid #ddd;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-red);
}
.form-group textarea { resize: vertical; min-height: 110px; }

/* Honeypot поле срещу спам ботове — невидимо за хора, видимо за ботове */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* reCAPTCHA v2 wrapper — малко spacing над капчата за да изглежда интегрирано */
.recaptcha-wrapper {
  margin: 1rem 0 1.25rem;
  display: flex;
  justify-content: center;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-black);
  color: rgba(255,255,255,0.75);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
}
.footer-grid h4 {
  color: var(--color-white);
  font-family: var(--font-display);
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-size: 1.05rem;
}
.footer-grid a:hover { color: var(--color-red); }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 0.5rem; }
.footer-logo img {
  height: 80px;
  background: var(--color-white);
  padding: 0.5rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}

/* ---------- Gallery ---------- */
.gallery {
  background: var(--color-light-gray);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2.5rem;
}
.gallery-card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border-top: 3px solid var(--color-red);
  display: flex;
  flex-direction: column;
}
.gallery-card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.1rem 1.25rem 0.75rem;
}
.gallery-card-header i {
  font-size: 1.25rem;
  color: var(--color-red);
  width: 2rem;
  height: 2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(232,26,26,0.08);
  border-radius: 50%;
}
.gallery-card-header h3 {
  margin: 0;
  font-size: 1.15rem;
}
.ba-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  background: var(--color-black);
}
.ba-item {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--color-black);
}
.ba-item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 4;
  transition: transform 0.5s ease;
}
.ba-item:hover img {
  transform: scale(1.03);
}
.ba-label {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  border-radius: 3px;
  color: var(--color-white);
  z-index: 2;
  backdrop-filter: blur(4px);
}
.ba-label-before {
  background: rgba(10,10,10,0.78);
}
.ba-label-after {
  background: rgba(232,26,26,0.92);
}
.gallery-caption {
  margin: 0;
  padding: 1rem 1.25rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    width: 75%;
    height: calc(100vh - 80px);
    padding: 2rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.is-open { transform: translateX(0); }
  .nav-toggle { display: block; }
  .nav-cta .btn { display: none; }
  .about .container,
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: 1fr; gap: 1.75rem; }
}
@media (max-width: 540px) {
  section { padding: 3.5rem 0; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .service-tab { padding: 0.8rem 1.2rem; font-size: 0.9rem; flex: 1 1 calc(33% - 0.5rem); justify-content: center; }
  .service-tab i { display: none; }
  .package-card.is-featured { transform: none; }
  .ba-label { font-size: 0.7rem; padding: 0.25rem 0.55rem; top: 0.5rem; left: 0.5rem; }
  .gallery-card-header { padding: 0.9rem 1rem 0.6rem; }
  .gallery-card-header h3 { font-size: 1.05rem; }
  .gallery-caption { padding: 0.85rem 1rem 1rem; font-size: 0.9rem; }
  /* Hero CTA бутоните стават full-width на mobile — естествено еднакви */
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; min-width: 0; }
}