/* ========== RESET & BASE ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: 'Inter', sans-serif; color: #0f2b4c; background: #ffffff; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ========== CUSTOM PROPERTIES ========== */
:root {
  --midnight: #0f2b4c;
  --midnight-light: #1a3f6e;
  --midnight-dark: #0a1f38;
  --mint: #2dd4bf;
  --mint-light: #5eead4;
  --mint-dark: #14b8a6;
  --mint-90: #ccfbf1;
  --white: #ffffff;
  --off-white: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-400: #94a3b8;
  --gray-600: #475569;
  --gray-800: #1e293b;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(15, 43, 76, 0.08);
  --shadow-lg: 0 12px 48px rgba(15, 43, 76, 0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== CONTAINER ========== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ========== NAVIGATION ========== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(15,43,76,0.06);
  transition: box-shadow var(--transition);
}
.nav.scrolled { box-shadow: 0 2px 24px rgba(15,43,76,0.1); }
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; height: 72px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.1rem; color: var(--midnight); }
.nav-logo-text { display: none; }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.nav-link { padding: 8px 16px; border-radius: 8px; font-size: 0.9rem; font-weight: 500; color: var(--midnight-light); transition: background var(--transition), color var(--transition); }
.nav-link:hover { background: var(--mint-90); color: var(--midnight); }
.nav-link--cta { background: var(--midnight); color: var(--white); margin-left: 8px; }
.nav-link--cta:hover { background: var(--midnight-light); color: var(--white); }

/* Mobile toggle */
.nav-toggle { display: flex; flex-direction: column; gap: 5px; margin-left: auto; padding: 8px; }
.nav-toggle-bar { width: 24px; height: 2px; background: var(--midnight); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.nav-toggle.active .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 768px) {
  .nav-logo-text { display: block; }
}
@media (max-width: 767px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,0.98); backdrop-filter: blur(16px);
    flex-direction: column; padding: 32px 24px; gap: 8px;
    transform: translateX(100%); transition: transform var(--transition);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { font-size: 1.1rem; padding: 14px 20px; width: 100%; }
  .nav-link--cta { margin-left: 0; margin-top: 16px; text-align: center; }
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius);
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 0.95rem;
  transition: all var(--transition);
}
.btn--primary { background: var(--mint); color: var(--midnight-dark); }
.btn--primary:hover { background: var(--mint-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(45,212,191,0.35); }
.btn--outline { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,0.4); }
.btn--outline:hover { background: var(--white); color: var(--midnight); border-color: var(--white); transform: translateY(-2px); }
.btn--full { width: 100%; justify-content: center; }

/* ========== SECTION COMMON ========== */
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 0.12em; color: var(--mint-dark);
  margin-bottom: 16px;
}
.section-tag::before { content: ''; width: 24px; height: 2px; background: var(--mint); border-radius: 2px; }
.section-title {
  font-family: 'Space Grotesk', sans-serif; font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; line-height: 1.15; color: var(--midnight); margin-bottom: 16px;
}
.text-mint { color: var(--mint-dark); }
.text-mint-dark { color: var(--mint-dark); }
.section-sub { font-size: 1.05rem; color: var(--gray-600); max-width: 560px; line-height: 1.7; }
.section-header--center { text-align: center; }
.section-header--center .section-sub { margin: 0 auto; }

/* ========== HERO ========== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: var(--midnight); overflow: hidden; padding: 100px 0 60px;
}
.hero-pattern {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(45,212,191,0.06) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(45,212,191,0.04) 0%, transparent 40%);
  pointer-events: none;
}
.hero-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center;
  position: relative; z-index: 1;
}
.hero-left { color: var(--white); }
.hero-tag {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(45,212,191,0.12); border: 1px solid rgba(45,212,191,0.25);
  border-radius: 100px; padding: 8px 18px; font-size: 0.82rem; font-weight: 500;
  color: var(--mint-light); margin-bottom: 28px;
}
.hero-tag-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-headline {
  font-family: 'Space Grotesk', sans-serif; font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700; line-height: 1.05; margin-bottom: 24px; letter-spacing: -0.02em;
}
.hero-accent { color: var(--mint); }
.hero-sub { font-size: 1.1rem; color: rgba(255,255,255,0.7); line-height: 1.7; max-width: 480px; margin-bottom: 36px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 32px; }
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.hero-stat-num { font-family: 'Space Grotesk', sans-serif; font-size: 2rem; font-weight: 700; color: var(--mint); }
.hero-stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.55); line-height: 1.4; }
.hero-stat-divider { width: 1px; background: rgba(255,255,255,0.15); align-self: stretch; }

.hero-right { position: relative; }
.hero-img-wrap { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.hero-img { width: 100%; aspect-ratio: 62/78; object-fit: cover; border-radius: var(--radius-lg); }
.hero-badge {
  position: absolute; bottom: 24px; left: 24px;
  display: flex; align-items: center; gap: 10px;
  background: var(--white); color: var(--midnight);
  padding: 12px 20px; border-radius: var(--radius);
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 0.85rem;
  box-shadow: var(--shadow-lg);
}
.hero-mint-block {
  position: absolute; top: -24px; right: -24px; width: 120px; height: 120px;
  background: var(--mint); border-radius: var(--radius-lg); z-index: -1;
  opacity: 0.6;
}
.hero-geo { position: absolute; bottom: 0; left: 0; pointer-events: none; }

@media (min-width: 1024px) {
  .hero-container { grid-template-columns: 1.1fr 1fr; }
  .hero-right { margin-top: 40px; }
}
@media (max-width: 767px) {
  .hero { padding: 100px 0 60px; }
  .hero-img-wrap { max-width: 400px; margin: 0 auto; }
  .hero-badge { font-size: 0.78rem; padding: 10px 16px; }
}

/* ========== SERVICES ========== */
.services { padding: 100px 0; position: relative; overflow: hidden; background: var(--off-white); }
.section-geo { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.geo-circle { width: 200px; height: 200px; border-radius: 50%; border: 2px solid; }
.geo-circle--mint { border-color: rgba(45,212,191,0.2); }
.geo-square { width: 120px; height: 120px; background: rgba(15,43,76,0.04); border-radius: 20px; transform: rotate(15deg); }
.services-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 48px; }
.service-card {
  position: relative; background: var(--white); border-radius: var(--radius-lg);
  padding: 36px 32px; transition: all var(--transition);
  border: 1px solid var(--gray-200); overflow: hidden;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--mint); }
.service-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--mint); transform: scaleX(0); transition: transform var(--transition);
  transform-origin: left;
}
.service-card:hover::after { transform: scaleX(1); }
.service-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--mint-90); display: flex; align-items: center; justify-content: center;
  color: var(--midnight); margin-bottom: 20px; transition: all var(--transition);
}
.service-card:hover .service-icon { background: var(--mint); color: var(--midnight-dark); }
.service-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.2rem; font-weight: 700; color: var(--midnight); margin-bottom: 10px; }
.service-desc { font-size: 0.92rem; color: var(--gray-600); line-height: 1.7; }
.service-accent { position: absolute; top: -30px; right: -30px; width: 80px; height: 80px; background: var(--mint-90); border-radius: 50%; opacity: 0; transition: opacity var(--transition); }
.service-card:hover .service-accent { opacity: 0.5; }

@media (min-width: 640px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

/* ========== ABOUT ========== */
.about { padding: 100px 0; background: var(--white); position: relative; overflow: hidden; }
.about-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
.about-visual { position: relative; }
.about-img-block { border-radius: var(--radius-lg); overflow: hidden; position: relative; }
.about-img-block img { width: 100%; aspect-ratio: 56/64; object-fit: cover; }
.about-mint-accent {
  position: absolute; top: -20px; right: -20px; width: 100px; height: 100px;
  background: var(--mint); border-radius: var(--radius-lg); z-index: -1;
}
.about-exp-badge {
  position: absolute; bottom: -20px; left: -20px;
  background: var(--midnight); color: var(--white);
  padding: 20px 28px; border-radius: var(--radius-lg);
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  box-shadow: var(--shadow-lg);
}
.about-exp-num { font-family: 'Space Grotesk', sans-serif; font-size: 2.2rem; font-weight: 700; color: var(--mint); line-height: 1; }
.about-exp-label { font-size: 0.78rem; color: rgba(255,255,255,0.6); text-align: center; line-height: 1.3; }
.about-content { }
.about-text { font-size: 1rem; color: var(--gray-600); line-height: 1.8; margin-bottom: 16px; }
.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; margin-top: 28px; }
.about-feature { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 500; color: var(--midnight); }

@media (min-width: 1024px) { .about-container { grid-template-columns: 1fr 1.1fr; } }

/* ========== PROCESS ========== */
.process { padding: 100px 0; background: var(--midnight); position: relative; overflow: hidden; }
.process .section-tag { color: var(--mint); }
.process .section-title { color: var(--white); }
.process .section-sub { color: rgba(255,255,255,0.6); }
.process-steps { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 56px; position: relative; }
.process-step {
  position: relative; background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg);
  padding: 36px 32px; transition: all var(--transition);
}
.process-step:hover { background: rgba(255,255,255,0.08); border-color: rgba(45,212,191,0.3); transform: translateY(-2px); }
.process-step-num {
  font-family: 'Space Grotesk', sans-serif; font-size: 3.5rem; font-weight: 700;
  color: rgba(45,212,191,0.15); line-height: 1; margin-bottom: 12px;
}
.process-step-dot {
  width: 12px; height: 12px; background: var(--mint); border-radius: 50%;
  margin-bottom: 16px; box-shadow: 0 0 12px rgba(45,212,191,0.5);
}
.process-step-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.25rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.process-step-desc { font-size: 0.92rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

@media (min-width: 768px) {
  .process-steps { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .process-steps { grid-template-columns: repeat(4, 1fr); }
}

/* ========== TESTIMONIALS ========== */
.testimonials { padding: 100px 0; position: relative; overflow: hidden; background: var(--mint-90); }
.testimonials-bg {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at 20% 50%, rgba(45,212,191,0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 80%, rgba(15,43,76,0.05) 0%, transparent 50%);
}
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 48px; position: relative; z-index: 1; }
.testimonial-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 36px;
  box-shadow: var(--shadow); transition: all var(--transition);
  border: 1px solid transparent;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--mint); }
.testimonial-stars { display: flex; gap: 4px; margin-bottom: 16px; }
.testimonial-text { font-size: 1rem; color: var(--gray-800); line-height: 1.8; margin-bottom: 20px; font-style: italic; }
.testimonial-author { font-size: 0.85rem; font-weight: 600; color: var(--midnight); }

@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }

/* ========== CONTACT ========== */
.contact { padding: 100px 0; background: var(--off-white); }
.contact-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1fr; gap: 48px; }
.contact-info { }
.contact-desc { font-size: 1rem; color: var(--gray-600); line-height: 1.7; margin-bottom: 36px; }
.contact-details { display: flex; flex-direction: column; gap: 24px; }
.contact-detail { display: flex; align-items: flex-start; gap: 16px; }
.contact-detail-icon {
  width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
  background: var(--mint-90); display: flex; align-items: center; justify-content: center;
  color: var(--midnight);
}
.contact-detail-label { display: block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--gray-400); font-weight: 600; margin-bottom: 2px; }
.contact-detail-value { display: block; font-size: 0.95rem; color: var(--midnight); font-weight: 500; line-height: 1.5; }
.contact-phone { color: var(--mint-dark); font-weight: 700; font-family: 'Space Grotesk', sans-serif; font-size: 1.1rem; }
.contact-phone:hover { color: var(--mint); }

.contact-form-wrap { background: var(--white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow); border: 1px solid var(--gray-200); }
.contact-form-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.4rem; font-weight: 700; color: var(--midnight); margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--midnight); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
.form-input {
  width: 100%; padding: 12px 16px; border-radius: var(--radius);
  border: 1.5px solid var(--gray-200); background: var(--off-white);
  font-family: 'Inter', sans-serif; font-size: 0.95rem; color: var(--midnight);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input:focus { border-color: var(--mint); box-shadow: 0 0 0 3px rgba(45,212,191,0.15); background: var(--white); }
.form-input::placeholder { color: var(--gray-400); }
.form-select { appearance: none; cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230f2b4c' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.form-textarea { resize: vertical; min-height: 100px; }
.form-success { text-align: center; padding: 40px 20px; }
.form-success-icon { margin-bottom: 16px; }
.form-success-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 700; color: var(--midnight); margin-bottom: 8px; }
.form-success-text { color: var(--gray-600); line-height: 1.7; }
.form-success-text a { color: var(--mint-dark); font-weight: 600; }

@media (min-width: 1024px) { .contact-container { grid-template-columns: 1fr 1.1fr; } }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } .contact-form-wrap { padding: 24px; } }

/* ========== FOOTER ========== */
.footer { background: var(--midnight-dark); color: rgba(255,255,255,0.6); padding: 64px 0 0; }
.footer-top { display: grid; grid-template-columns: 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.footer-brand { }
.footer-logo { display: flex; align-items: center; gap: 10px; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1rem; color: var(--white); margin-bottom: 16px; }
.footer-desc { font-size: 0.88rem; line-height: 1.7; max-width: 300px; }
.footer-links-group { display: flex; flex-direction: column; gap: 10px; }
.footer-links-title { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--mint); margin-bottom: 4px; }
.footer-links-group a { font-size: 0.88rem; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-links-group a:hover { color: var(--mint-light); }
.footer-bottom { padding: 24px 0; display: flex; flex-direction: column; gap: 6px; font-size: 0.82rem; text-align: center; }
.footer-bottom a { color: var(--mint); }
.footer-bottom a:hover { color: var(--mint-light); }

@media (min-width: 768px) {
  .footer-top { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* ========== SCROLL REVEAL ========== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
@media (prefers-reduced-motion: no-preference) {
  [data-reveal].revealed { opacity: 1; transform: translateY(0); }
}
/* Fallback: always visible if JS is disabled or reduced motion */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; }
}