/* ── Reset & Base ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { -webkit-font-smoothing: antialiased; }

/* ── Navigation ───────────────────────────────────── */
.nav { background: rgba(255,255,255,0.92); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(0,0,0,0.06); }
.nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.06); }
.nav-link { position: relative; }
.nav-link::after { content:''; position:absolute; bottom:-4px; left:0; width:0; height:2px; background:#0D9488; transition:width 0.3s; }
.nav-link:hover::after { width:100%; }

/* ── Mobile Menu ──────────────────────────────────── */
.mobile-menu.open { opacity:1; pointer-events:all; }
.mobile-menu.closed { opacity:0; pointer-events:none; }
.menu-line { transition: all 0.3s cubic-bezier(0.4,0,0.2,1); }
#menuBtn.active .menu-line:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
#menuBtn.active .menu-line:nth-child(2) { opacity:0; }
#menuBtn.active .menu-line:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); width:20px; }

/* ── Typography ───────────────────────────────────── */
.heading-xl { font-family:'Space Grotesk',sans-serif; font-size:clamp(2.25rem,5vw,3.75rem); font-weight:700; line-height:1.1; letter-spacing:-0.02em; color:#0f172a; }
.tag-teal { display:inline-block; font-family:'Space Grotesk',sans-serif; font-size:0.8rem; font-weight:600; letter-spacing:0.1em; text-transform:uppercase; color:#0D9488; background:rgba(13,148,136,0.08); border:1px solid rgba(13,148,136,0.2); padding:0.4rem 1rem; border-radius:100px; }
.tag-teal-light { display:inline-block; font-family:'Space Grotesk',sans-serif; font-size:0.8rem; font-weight:600; letter-spacing:0.1em; text-transform:uppercase; color:#5eead4; background:rgba(94,234,212,0.1); border:1px solid rgba(94,234,212,0.2); padding:0.4rem 1rem; border-radius:100px; }

/* ── Buttons ──────────────────────────────────────── */
.btn-primary { display:inline-flex; align-items:center; background:#0D9488; color:#fff; font-weight:600; font-size:0.95rem; padding:0.875rem 1.75rem; border-radius:1rem; border:none; cursor:pointer; transition:all 0.3s; text-decoration:none; }
.btn-primary:hover { background:#0f766e; transform:translateY(-2px); box-shadow:0 12px 28px rgba(13,148,136,0.3); }
.btn-secondary { display:inline-flex; align-items:center; background:transparent; color:#1e293b; font-weight:600; font-size:0.95rem; padding:0.875rem 1.75rem; border-radius:1rem; border:2px solid #e2e8f0; cursor:pointer; transition:all 0.3s; text-decoration:none; }
.btn-secondary:hover { border-color:#0D9488; color:#0D9488; transform:translateY(-2px); }

/* ── Inputs ───────────────────────────────────────── */
.input-field { width:100%; padding:0.8rem 1rem; border:1.5px solid #e2e8f0; border-radius:0.75rem; font-family:'Inter',sans-serif; font-size:0.95rem; color:#1e293b; background:#fff; transition:border-color 0.2s, box-shadow 0.2s; outline:none; }
.input-field:focus { border-color:#0D9488; box-shadow:0 0 0 3px rgba(13,148,136,0.1); }
.input-field::placeholder { color:#94a3b8; }

/* ── Service Cards ────────────────────────────────── */
.service-card { cursor:default; }

/* ── Floating Card Animation ──────────────────────── */
.floating-card { animation:float 4s ease-in-out infinite; }
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

/* ── Scroll Indicator ─────────────────────────────── */
.scroll-indicator { animation:scrollBounce 2s ease-in-out infinite; }
@keyframes scrollBounce { 0%,100%{transform:translateX(-50%) translateY(0);opacity:1} 50%{transform:translateX(-50%) translateY(8px);opacity:0.5} }

/* ── Reveal Animations ────────────────────────────── */
.reveal { opacity:0; transform:translateY(32px); transition:opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1); }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-delay-1 { transition-delay:0.1s; }
.reveal-delay-2 { transition-delay:0.2s; }
.reveal-delay-3 { transition-delay:0.3s; }

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 767px) {
  .hero { padding-top: 5rem; }
  .scroll-indicator { display: none; }
}