/* ==========================================================================
   VZ PRINT & PUBLISHING — OFFICIAL PRODUCTION STYLESHEET
   Website: https://vzdigi.com/ | Contact: support@vzdigi.com
   ========================================================================== */

:root {
  --color-navy-dark: #070d18;
  --color-navy: #0b1528;
  --color-navy-light: #16243e;
  --color-navy-accent: #1e3a5f;
  
  --color-gold: #f59e0b;
  --color-gold-hover: #d97706;
  --color-gold-light: #fef3c7;
  
  --color-teal: #0d9488;
  --color-teal-light: #ccfbf1;
  --color-emerald: #10b981;
  
  --color-slate-900: #0f172a;
  --color-slate-800: #1e293b;
  --color-slate-700: #334155;
  --color-slate-600: #475569;
  --color-slate-500: #64748b;
  --color-slate-400: #94a3b8;
  --color-slate-200: #e2e8f0;
  --color-slate-100: #f1f5f9;
  --color-slate-50: #f8fafc;
  
  --color-white: #ffffff;
  --border-light: #e2e8f0;
  --border-dark: #1e293b;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: Georgia, Cambria, "Times New Roman", Times, serif;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;
  
  --max-w: 1240px;
}

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

html {
  font-family: var(--font-sans);
  color: var(--color-slate-700);
  background-color: #ffffff;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

/* ==========================================================================
   LAYOUT CONTAINERS & UTILITIES
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.section-light {
  background-color: var(--color-slate-50);
}

.section-dark {
  background-color: var(--color-navy);
  color: var(--color-slate-200);
}

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

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-head .badge-pill {
  margin-bottom: 0.75rem;
}

.section-head h2 {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-head p {
  font-size: 1.125rem;
  color: var(--color-slate-600);
  line-height: 1.6;
}

/* ==========================================================================
   BADGES & BUTTONS
   ========================================================================== */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(245, 158, 11, 0.12);
  color: var(--color-gold-hover);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-sample {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #64748b;
  background: #f1f5f9;
  border: 1px dashed #cbd5e1;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-gold {
  background-color: var(--color-gold);
  color: #0b1528;
}

.btn-gold:hover {
  background-color: var(--color-gold-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
}

.btn-navy {
  background-color: var(--color-navy);
  color: #ffffff;
}

.btn-navy:hover {
  background-color: var(--color-navy-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(11, 21, 40, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--color-navy);
  border: 1.5px solid var(--color-navy);
}

.btn-outline:hover {
  background: var(--color-navy);
  color: #ffffff;
}

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

/* ==========================================================================
   HEADER & NAVIGATION BAR (FIXED & POLISHED)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #ffffff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

/* Announcement Top Bar */
.announcement-bar {
  background-color: #0b1528;
  color: #cbd5e1;
  font-size: 0.8rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid #1e293b;
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.announcement-inner a {
  color: var(--color-gold);
  font-weight: 700;
  text-decoration: underline;
}

.announcement-inner a:hover {
  color: #fde68a;
}

/* Main Navbar */
.navbar-main {
  background: #ffffff;
  padding: 0.75rem 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-badge {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, #0b1528 0%, #1e3a5f 100%);
  border: 2px solid var(--color-gold);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--color-gold);
  letter-spacing: -0.05em;
  box-shadow: var(--shadow-sm);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-slate-500);
  letter-spacing: 0.08em;
}

/* Menu Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-slate-700);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: color 0.15s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-navy);
}

.nav-link.active {
  color: var(--color-gold-hover);
  font-weight: 700;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2.5px;
  background-color: var(--color-gold);
  border-radius: 2px;
}

/* Header Action Right */
.nav-action {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.nav-contact-quick {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 0.78rem;
  line-height: 1.25;
}

.nav-contact-quick span {
  color: var(--color-slate-500);
}

.nav-contact-quick a {
  font-weight: 700;
  color: var(--color-navy);
}

.nav-contact-quick a:hover {
  color: var(--color-gold-hover);
}

/* ==========================================================================
   HERO BANNER (PAGE HEADER)
   ========================================================================== */
.page-hero {
  background: linear-gradient(135deg, #070d18 0%, #0b1528 50%, #16243e 100%);
  color: #ffffff;
  padding: 4.5rem 0 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(245, 158, 11, 0.2);
}

.page-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero h1 {
  font-size: 2.75rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.page-hero p {
  font-size: 1.2rem;
  color: #cbd5e1;
  max-width: 780px;
  margin: 0 auto 2rem auto;
  line-height: 1.6;
}

.page-breadcrumbs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-slate-400);
  margin-bottom: 1.5rem;
}

.page-breadcrumbs a {
  color: var(--color-gold);
}

.page-breadcrumbs a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   PORTFOLIO CARDS & GRIDS
   ========================================================================== */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 2.5rem;
}

.portfolio-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.portfolio-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(245, 158, 11, 0.5);
}

.portfolio-img-box {
  width: 100%;
  height: 240px;
  background: #0b1528;
  position: relative;
  overflow: hidden;
}

.portfolio-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.portfolio-card:hover .portfolio-img-box img {
  transform: scale(1.04);
}

.portfolio-tag-overlay {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(11, 21, 40, 0.85);
  backdrop-filter: blur(4px);
  color: var(--color-gold);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.portfolio-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.portfolio-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.portfolio-desc {
  font-size: 0.9rem;
  color: var(--color-slate-600);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.specs-table {
  background: var(--color-slate-50);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-slate-200);
  margin-bottom: 1.25rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  padding: 0.25rem 0;
  border-bottom: 1px dashed #e2e8f0;
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-label {
  color: var(--color-slate-500);
}

.spec-val {
  font-weight: 700;
  color: var(--color-navy);
}

.portfolio-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-light);
}

/* ==========================================================================
   SERVICE & FEATURE CARDS
   ========================================================================== */
.service-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-gold);
}

.service-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-gold-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.25rem;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
}

.service-text {
  font-size: 0.95rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.service-checklist {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.service-checklist li {
  font-size: 0.88rem;
  color: var(--color-slate-700);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.service-checklist li::before {
  content: "✓";
  color: var(--color-emerald);
  font-weight: 900;
}

/* ==========================================================================
   INTERACTIVE CALCULATOR STYLES
   ========================================================================== */
.calculator-box {
  background: #ffffff;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-xl);
  padding: 2.5rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.form-select, .form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-slate-800);
  background-color: #ffffff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-select:focus, .form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.calc-summary-card {
  background: linear-gradient(145deg, #0b1528 0%, #16243e 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid rgba(245, 158, 11, 0.3);
  position: sticky;
  top: 100px;
}

.calc-price-big {
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--color-gold);
  line-height: 1;
  margin: 1rem 0 0.5rem 0;
}

.calc-unit-price {
  font-size: 1rem;
  color: var(--color-slate-300);
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-navy-dark);
  color: var(--color-slate-400);
  padding: 5rem 0 2rem 0;
  margin-top: auto;
  border-top: 1px solid #1e293b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.65rem;
}

.footer-links a {
  color: var(--color-slate-400);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--color-slate-500);
}

/* ==========================================================================
   RESPONSIVENESS
   ========================================================================== */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 0.75rem;
  }
  .nav-link {
    font-size: 0.85rem;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .announcement-inner {
    flex-direction: column;
    text-align: center;
    gap: 0.35rem;
  }
  .nav-container {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  .nav-menu {
    flex-wrap: wrap;
    justify-content: center;
  }
  .nav-contact-quick {
    display: none;
  }
  .page-hero h1 {
    font-size: 2rem;
  }
  .section {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}