/* ============ RESET & BASE ============ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', Arial, sans-serif;
  color: #222;
  background: #0a0e1a;
  overflow-x: hidden;
}

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

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  font-family: 'Roboto', sans-serif;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
}

/* Hero buttons — Liquid Fill style */
.btn-hero-blue,
.btn-hero-red {
  padding: 16px 44px;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
  color: #fff;
  transition: all 0.4s;
}

.btn-text {
  position: relative;
  z-index: 2;
}

.btn-wave {
  position: absolute;
  bottom: -100%;
  left: -10%;
  width: 120%;
  height: 200%;
  border-radius: 40%;
  transition: bottom 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 1;
  animation: waveRotate 4s linear infinite;
}

@keyframes waveRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.btn-hero-blue:hover .btn-wave,
.btn-hero-red:hover .btn-wave {
  bottom: -40%;
}

.btn-hero-blue {
  background: #1D4594;
  border: 2px solid #5275BB;
}

.btn-hero-blue .btn-wave {
  background: rgba(82, 117, 187, 0.45);
}

.btn-hero-red {
  background: #b71c1c;
  border: 2px solid #e53935;
}

.btn-hero-red .btn-wave {
  background: rgba(255, 82, 82, 0.45);
}

.btn-hero-red i {
  margin-right: 8px;
}

/* Pricing / CTA button — Liquid Fill red */
.btn-pricing {
  background: #c41e3a;
  border: 2px solid #e53935;
  border-radius: 6px;
  color: #fff;
  padding: 16px 50px;
  position: relative;
  overflow: hidden;
  transition: all 0.4s;
}

.btn-pricing .btn-wave {
  background: rgba(255, 82, 82, 0.4);
}

.btn-pricing:hover .btn-wave {
  bottom: -40%;
}

/* ============ HERO SECTION ============ */
.hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #fff;
}

.hero::before {
  content: '';
  display: block;
  width: 100%;
  padding-bottom: 56.25%;
  background: url('hero.png') no-repeat center top;
  background-size: 100% auto;
}

.hero-top {
  position: absolute;
  top: 18px;
  left: 0;
  right: 0;
  z-index: 2;
  text-align: center;
}

.hero-logo {
  width: 240px;
  height: auto;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,0.7));
}

.hero-bottom {
  position: absolute;
  bottom: 14%;
  left: 0;
  right: 0;
  z-index: 2;
  text-align: left;
  padding: 0 5%;
}

.hero-heading {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  font-style: italic;
  font-size: 48px;
  line-height: 1.12;
  color: #fff;
  text-shadow: 2px 3px 12px rgba(0,0,0,0.8);
  margin-bottom: 6px;
  max-width: 600px;
}

.hero-subtitle {
  font-family: 'Roboto', sans-serif;
  font-size: 14px;
  font-weight: 300;
  color: rgba(255,255,255,0.9);
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-phone {
  font-family: 'Oswald', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 3px;
  text-shadow: 1px 2px 6px rgba(0,0,0,0.7);
  margin-left: 6px;
}

/* ============ SHARED SECTION TITLES ============ */
.section-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  font-size: 30px;
  text-align: center;
  color: #1a1a2e;
  position: relative;
  padding-bottom: 16px;
  margin-bottom: 10px;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: #c41e3a;
  margin: 14px auto 0;
  border-radius: 2px;
}

.section-title-left {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  font-style: italic;
  font-size: 30px;
  color: #1a1a2e;
  position: relative;
  padding-bottom: 12px;
}

.section-title-left::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: #c41e3a;
  margin-top: 12px;
  border-radius: 2px;
}

.section-title-light {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  font-size: 30px;
  text-align: center;
  color: #fff;
  position: relative;
  padding-bottom: 16px;
  margin-bottom: 10px;
}

.section-title-light::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: #c41e3a;
  margin: 14px auto 0;
  border-radius: 2px;
}

.section-title-left-light {
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 700;
  font-style: italic;
  font-size: 30px;
  color: #fff;
  position: relative;
  padding-bottom: 12px;
}

.section-title-left-light::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: #c41e3a;
  margin-top: 12px;
  border-radius: 2px;
}

/* ============ SCROLL REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ============ 2. SERVICES ============ */
.services {
  background: #fff;
  padding: 60px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.service-card {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-left: 4px solid transparent;
  border-radius: 10px;
  padding: 28px 24px;
  text-align: center;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 35px rgba(29, 69, 148, 0.12);
  border-left-color: #1D4594;
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(145deg, #1D4594 0%, #0d2a60 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  transition: transform 0.35s;
}

.service-card:hover .service-icon {
  transform: scale(1.1);
}

.service-icon i {
  font-size: 24px;
  color: #fff;
}

.service-card h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 17px;
  color: #1a1a2e;
  margin-bottom: 8px;
}

.service-card p {
  font-size: 13px;
  color: #777;
  line-height: 1.6;
}

/* ============ 3. SERU PLATFORM ============ */
.seru-platform {
  background: linear-gradient(180deg, #0a0e1a 0%, #111833 100%);
  padding: 70px 0;
  text-align: center;
}

.seru-label {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: #c41e3a;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.seru-subtitle {
  font-size: 15px;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
  margin-bottom: 40px;
}

.seru-devices {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.device-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 30px 36px;
  min-width: 180px;
  backdrop-filter: blur(4px);
  transition: transform 0.3s, border-color 0.3s;
}

.device-card:hover {
  transform: translateY(-6px);
  border-color: rgba(82, 117, 187, 0.35);
}

.device-card i {
  font-size: 36px;
  color: #5275BB;
  margin-bottom: 14px;
  display: block;
}

.device-card h3 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 17px;
  color: #fff;
  margin-bottom: 8px;
}

.device-status {
  font-family: 'Roboto', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.5px;
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
}

.device-status.available {
  background: rgba(76, 175, 80, 0.15);
  color: #66bb6a;
  border: 1px solid rgba(76, 175, 80, 0.25);
}

.seru-features {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.feature-item {
  max-width: 220px;
}

.feature-item i {
  font-size: 22px;
  color: #c41e3a;
  margin-bottom: 10px;
  display: block;
}

.feature-item strong {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.feature-item p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.seru-cta {
  margin-top: 10px;
}

.btn-seru {
  padding: 16px 50px;
}

/* ============ 4. FOUNDERS ============ */
.founders {
  background: linear-gradient(180deg, #0a0e1a 0%, #111833 100%);
  padding: 70px 0;
  overflow: hidden;
}

.founders-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.founders-image img {
  width: 100%;
  max-width: 480px;
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  border: 2px solid rgba(255,255,255,0.1);
}

.founders-text .section-title-left {
  color: #fff;
}

.founders-story {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  margin-top: 20px;
}

.founders-names {
  display: flex;
  gap: 16px;
  margin-top: 28px;
}

.founder-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 14px 24px;
  backdrop-filter: blur(4px);
}

.founder-card strong {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 17px;
  color: #fff;
  letter-spacing: 0.5px;
}

.founder-card span {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.5px;
}

/* ============ 5. PARTNER LOGOS ============ */
.partners {
  background: #fff;
  padding: 40px 0;
  border-bottom: 1px solid #eee;
}

.partners-label {
  text-align: center;
  font-family: 'Roboto', sans-serif;
  font-size: 13px;
  font-weight: 400;
  color: #999;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.partners-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.partner-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.45;
  transition: opacity 0.3s;
}

.partner-logo:hover {
  opacity: 0.8;
}

.partner-logo i {
  font-size: 28px;
  color: #1D4594;
}

.partner-logo span {
  font-family: 'Oswald', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ============ 6. TESTIMONIALS ============ */
.testimonials {
  background: linear-gradient(180deg, #0a0e1a 0%, #0d1225 100%);
  padding: 60px 0;
}

.testimonials-subtitle {
  text-align: center;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
  margin-bottom: 8px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 36px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 28px 24px;
  backdrop-filter: blur(4px);
  transition: transform 0.3s, border-color 0.3s;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(82, 117, 187, 0.3);
}

.testimonial-google {
  font-family: 'Roboto', sans-serif;
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.testimonial-google i {
  font-size: 14px;
  color: #4285f4;
}

.testimonial-quote {
  font-size: 28px;
  color: rgba(82, 117, 187, 0.4);
  margin-bottom: 14px;
}

.testimonial-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 18px;
}

.testimonial-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.testimonial-bottom strong {
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  color: #fff;
  letter-spacing: 0.5px;
}

.stars i {
  color: #ffc107;
  font-size: 13px;
  margin: 0 1px;
}

/* ============ 7. FAQ ============ */
.faq {
  background: #f5f6fa;
  padding: 60px 0;
}

.faq-list {
  max-width: 700px;
  margin: 36px auto 0;
}

.faq-item {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 10px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.3s;
}

.faq-item:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Roboto', sans-serif;
  font-size: 15px;
  font-weight: 500;
  color: #1a1a2e;
  text-align: left;
}

.faq-question i {
  color: #1D4594;
  transition: transform 0.3s;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 18px;
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

/* ============ 8. CONTACT ============ */
.contact {
  background: linear-gradient(180deg, #0d1225 0%, #111833 100%);
  padding: 60px 0;
}

.contact-center {
  text-align: center;
}

.contact-details-center {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.contact-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 28px 32px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  min-width: 220px;
  transition: border-color 0.3s, transform 0.3s;
  text-decoration: none;
  color: inherit;
}

.contact-block:hover {
  border-color: rgba(82, 117, 187, 0.3);
  transform: translateY(-4px);
}

.contact-block i {
  font-size: 24px;
  color: #c41e3a;
  margin-bottom: 4px;
}

.contact-block-label {
  font-family: 'Oswald', sans-serif;
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.4);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.contact-block-value {
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
  text-align: center;
}

/* ============ 9. FOOTER ============ */
.site-footer {
  background: #060811;
  padding: 50px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}

.footer-logo {
  width: 160px;
  height: auto;
  margin-bottom: 14px;
  filter: brightness(0.9);
}

.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  padding: 5px 0;
  transition: color 0.2s, padding-left 0.2s;
}

.footer-links a:hover {
  color: #5275BB;
  padding-left: 6px;
}

.footer-contact p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  padding: 5px 0;
}

.footer-contact i {
  color: rgba(255,255,255,0.3);
  margin-right: 8px;
  width: 16px;
  text-align: center;
}

.footer-bottom {
  margin-top: 40px;
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.3);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 768px) {
  .hero::before { padding-bottom: 110%; background-size: cover; background-position: center top; }
  .hero-top { text-align: left; padding-left: 16px; top: 12px; }
  .hero-logo { width: 120px; }
  .hero-heading { font-size: 28px; }
  .hero-subtitle { font-size: 12px; letter-spacing: 1px; margin-bottom: 14px; }
  .hero-bottom { text-align: center; padding: 0 20px; bottom: 10%; }
  .hero-cta { justify-content: center; }
  .hero-phone { font-size: 18px; letter-spacing: 2px; margin-left: 0; }
  .btn-hero-blue, .btn-hero-red { padding: 12px 28px; font-size: 13px; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }

  .seru-devices { gap: 16px; }
  .device-card { min-width: 140px; padding: 24px 20px; }
  .seru-features { gap: 28px; }

  .founders-grid { grid-template-columns: 1fr; text-align: center; }
  .founders-image { order: -1; }
  .founders-image img { max-width: 360px; margin: 0 auto; display: block; }
  .founders-text .section-title-left { text-align: center; }
  .founders-text .section-title-left::after { margin: 12px auto 0; }
  .founders-names { justify-content: center; }

  .partners-row { gap: 30px; }

  .testimonials-grid { grid-template-columns: 1fr; }

  .contact-details-center { flex-direction: column; align-items: center; }
  .contact-block { min-width: 280px; }

  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer-logo { margin: 0 auto 14px; }
}

@media (max-width: 600px) {
  .hero::before { padding-bottom: 130%; background-size: cover; background-position: center top; }
  .hero-heading { font-size: 22px; }
  .hero-bottom { bottom: 6%; }
  .hero-cta { flex-direction: column; gap: 10px; }
  .hero-phone { font-size: 16px; }
  .btn-hero-blue, .btn-hero-red { padding: 12px 24px; font-size: 12px; width: 100%; max-width: 260px; }

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

  .founders-names { flex-direction: column; align-items: center; }
}