/* ========================================
   Solopay QC — Master Stylesheet
   ======================================== */

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #0A0A0A;
  color: #E0E0E0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
  color: inherit;
}

/* --- Variables --- */
:root {
  --red: #FF3344;
  --red-deep: #CC1122;
  --red-glow: rgba(255, 51, 68, 0.35);
  --bg: #0A0A0A;
  --card: #141414;
  --surface: #1A1A1A;
  --border: #1e1e1e;
  --border-hover: #333;
  --text-h: #FFFFFF;
  --text-body: #E0E0E0;
  --text-sec: #888;
  --text-muted: #555;
  --radius: 12px;
  --radius-lg: 16px;
  --max-w: 1200px;
  --section-pad: 80px;
  --transition: 0.3s ease;
}

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

/* --- Typography --- */
h1, h2, h3, h4 { color: var(--text-h); font-weight: 800; line-height: 1.15; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -1px; }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); letter-spacing: -0.5px; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { color: var(--text-body); }
.text-sec { color: var(--text-sec); }
.text-muted { color: #3a3a3a; }
.accent { color: var(--red); }

/* QC small inline — used in body text after "Solopay" */
.qc {
  font-size: 0.55em;
  font-weight: 500;
  color: #3a3a3a;
  vertical-align: sub;
  letter-spacing: 1px;
  margin-left: 2px;
}
/* Inside headings, make QC slightly larger */
h1 .qc, h2 .qc { font-size: 0.4em; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--red), var(--red-deep));
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 51, 68, 0.2);
}
.btn-primary:hover {
  box-shadow: 0 6px 30px var(--red-glow);
  transform: translateY(-2px);
}
.btn-outline {
  border: 2px solid var(--border-hover);
  color: var(--text-h);
  background: transparent;
}
.btn-outline:hover {
  border-color: var(--red);
  color: var(--red);
}
.btn-sm {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100px;
}
.navbar-logo {
  display: flex;
  align-items: center;
}
.navbar-logo img {
  height: 120px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-sec);
  transition: color var(--transition);
  position: relative;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text-h);
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--red);
  border-radius: 1px;
}
.nav-cta {
  margin-left: 12px;
}
/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-h);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav overlay */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.98);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-body);
  transition: color var(--transition);
}
.nav-mobile a:hover { color: var(--red); }

/* ========================================
   HERO
   ======================================== */
.hero {
  padding: 160px 0 100px;
  background: radial-gradient(ellipse at 30% 20%, rgba(204, 17, 34, 0.08) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(255, 51, 68, 0.04) 0%, transparent 50%),
              var(--bg);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.hero .container {
  max-width: 800px;
  text-align: center;
}
.hero h1 {
  margin-bottom: 20px;
}
.hero h1 span {
  color: var(--red);
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-sec);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   STATS BAR
   ======================================== */
.stats-bar {
  background: var(--card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.stat-number {
  font-size: 2rem;
  font-weight: 900;
  color: var(--text-h);
  letter-spacing: -1px;
}
.stat-number .accent { color: var(--red); }
.stat-label {
  font-size: 0.85rem;
  color: var(--text-sec);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ========================================
   FEATURES / CARDS
   ======================================== */
.section {
  padding: var(--section-pad) 0;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header p {
  color: var(--text-sec);
  max-width: 560px;
  margin: 12px auto 0;
  font-size: 1.05rem;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--red);
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--red);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border-radius: 12px;
  background: rgba(255, 51, 68, 0.08);
  color: var(--red);
}
.feature-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--red);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.feature-card h3 {
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.92rem;
  color: var(--text-sec);
  line-height: 1.6;
}

/* ========================================
   PARTNERS
   ======================================== */
.partners {
  padding: 60px 0;
  border-top: 1px solid var(--border);
}
.partners-label {
  text-align: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #3a3a3a;
  margin-bottom: 36px;
  font-weight: 500;
}
.partners-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.partner-logo {
  height: 32px;
  opacity: 0.4;
  transition: opacity var(--transition);
  filter: grayscale(100%) brightness(2);
}
.partner-logo:hover {
  opacity: 0.7;
  filter: grayscale(50%) brightness(1.8);
}

/* ========================================
   EQUIPMENT PAGE
   ======================================== */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 30%, rgba(204, 17, 34, 0.06) 0%, transparent 60%), var(--bg);
}
.page-header p {
  color: var(--text-sec);
  max-width: 520px;
  margin: 12px auto 0;
  font-size: 1.05rem;
}
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.terminal-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.terminal-card:hover {
  transform: translateY(-4px);
  border-color: var(--red);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.terminal-img {
  width: 100%;
  height: 280px;
  background: radial-gradient(ellipse at 50% 40%, rgba(204, 17, 34, 0.15) 0%, transparent 70%),
              linear-gradient(180deg, #1a1a1a 0%, #111 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 20px;
}
.terminal-img img {
  max-height: 240px;
  object-fit: contain;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.5));
}
.terminal-img .placeholder-icon {
  color: #3a3a3a;
}
.terminal-img .placeholder-icon svg {
  width: 64px;
  height: 64px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1.5;
}
.terminal-body {
  padding: 28px;
}
.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.terminal-header h3 {
  font-size: 1.3rem;
}
.terminal-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  background: rgba(255, 51, 68, 0.1);
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.terminal-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.spec-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-sec);
}
.spec-item svg {
  width: 18px;
  height: 18px;
  stroke: var(--red);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* ========================================
   ABOUT PAGE
   ======================================== */
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 80px;
}
.about-stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.about-stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--red);
}
.about-stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--red);
}
.about-stat-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  margin-bottom: 8px;
}
.about-stat-label {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 8px;
}
.about-stat-desc {
  font-size: 0.88rem;
  color: var(--text-sec);
  line-height: 1.6;
}
.story-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.story-text h2 {
  margin-bottom: 20px;
}
.story-text p {
  margin-bottom: 16px;
  color: var(--text-sec);
  line-height: 1.7;
}
.story-image {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.story-image svg {
  width: 80px;
  height: 80px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 1.5;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 80px;
}
.value-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: all var(--transition);
}
.value-card:hover {
  border-color: var(--red);
  transform: translateY(-2px);
}
.value-card .feature-icon {
  margin-bottom: 16px;
}
.value-card h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}
.value-card p {
  font-size: 0.88rem;
  color: var(--text-sec);
}

/* ========================================
   CONTACT PAGE
   ======================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  width: 44px;
  height: 120px;
  border-radius: 10px;
  background: rgba(255, 51, 68, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--red);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-item h4 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}
.contact-item p {
  font-size: 0.9rem;
  color: var(--text-sec);
}
.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-sec);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-h);
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--red);
}
.form-group textarea {
  min-height: 120px;
  resize: vertical;
}
.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.form-submit {
  margin-top: 24px;
}
.form-submit .btn {
  width: 100%;
  justify-content: center;
}
/* Thank you message */
.form-thanks {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-thanks.show {
  display: block;
}
.form-thanks h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-h);
}
.form-thanks p {
  color: var(--text-sec);
}
.form-thanks .check-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(255, 51, 68, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.form-thanks .check-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--red);
  fill: none;
  stroke-width: 2;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  padding: 60px 0 32px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand img {
  height: 36px;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-sec);
  max-width: 300px;
  line-height: 1.6;
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #3a3a3a;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-sec);
  padding: 4px 0;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--text-h); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: #3a3a3a;
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
  .story-section { grid-template-columns: 1fr; gap: 40px; }
  .story-image { height: 300px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .values-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --section-pad: 56px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 120px 0 72px; }
  .hero-ctas { flex-direction: column; align-items: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto 56px; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .page-header { padding: 120px 0 48px; }
  .partners-row { gap: 32px; }
  .partner-logo { height: 24px; }
  .values-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-number { font-size: 1.5rem; }
  .terminal-specs { grid-template-columns: 1fr; }
  .btn { padding: 12px 24px; font-size: 0.88rem; }
}

/* ========================================
   LANGUAGE TOGGLE
   ======================================== */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
  font-size: 0.8rem;
  font-weight: 600;
}
.lang-toggle a {
  padding: 4px 8px;
  border-radius: 4px;
  color: var(--text-muted) !important;
  transition: all var(--transition);
}
.lang-toggle a:hover {
  color: var(--text-sec) !important;
}
.lang-toggle a.active-lang {
  color: var(--text-h) !important;
  background: var(--surface);
}
.lang-toggle .lang-sep {
  color: var(--border-hover);
  font-weight: 300;
}