/* =========================================================
   49M Solutions — Glassmorphism, monochrome
   ========================================================= */

:root {
  --bg: #0a0a0a;
  --bg-2: #111;
  --ink: #f5f5f4;
  --ink-soft: #d4d4d4;
  --ink-mute: #8a8a8a;
  --line: rgba(245, 245, 244, 0.12);
  --line-strong: rgba(245, 245, 244, 0.28);
  --glass: rgba(255, 255, 255, 0.045);
  --glass-strong: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.14);
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.55);
  --display: "Fraunces", "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --header-bg: rgba(10, 10, 10, 0.7);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8f7f5;
    --bg-2: #efe8e0;
    --ink: #1a1a1a;
    --ink-soft: #5a5a5a;
    --ink-mute: #8a8a8a;
    --line: rgba(26, 26, 26, 0.08);
    --line-strong: rgba(26, 26, 26, 0.14);
    --glass: rgba(0, 0, 0, 0.03);
    --glass-strong: rgba(0, 0, 0, 0.06);
    --glass-border: rgba(26, 26, 26, 0.1);
    --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.08);
    --header-bg: rgba(248, 247, 245, 0.8);
  }
}

[data-theme="light"] {
  --bg: #f8f7f5;
  --bg-2: #efe8e0;
  --ink: #1a1a1a;
  --ink-soft: #5a5a5a;
  --ink-mute: #8a8a8a;
  --line: rgba(26, 26, 26, 0.08);
  --line-strong: rgba(26, 26, 26, 0.14);
  --glass: rgba(0, 0, 0, 0.03);
  --glass-strong: rgba(0, 0, 0, 0.06);
  --glass-border: rgba(26, 26, 26, 0.1);
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.08);
  --header-bg: rgba(248, 247, 245, 0.8);
}

[data-theme="dark"] {
  --bg: #0a0a0a;
  --bg-2: #111;
  --ink: #f5f5f4;
  --ink-soft: #d4d4d4;
  --ink-mute: #8a8a8a;
  --line: rgba(245, 245, 244, 0.12);
  --line-strong: rgba(245, 245, 244, 0.28);
  --glass: rgba(255, 255, 255, 0.045);
  --glass-strong: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.14);
  --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.55);
  --header-bg: rgba(10, 10, 10, 0.7);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--display);
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  position: relative;
}

img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }

/* =========================================================
   BACKDROP — orbs + grain
   ========================================================= */
.backdrop {
  position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at top, #1a1a1a 0%, var(--bg) 50%, #050505 100%);
  overflow: hidden;
  transition: background 0.5s ease;
}

[data-theme="light"] .backdrop {
  background:
    radial-gradient(ellipse at top, #f0e8e0 0%, #f8f7f5 50%, #fdfbf9 100%);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: drift 20s ease-in-out infinite;
}
.orb-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, #fff 0%, transparent 70%);
  top: -10%; left: -10%;
  opacity: 0.06;
}
.orb-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, #fff 0%, transparent 70%);
  bottom: -15%; right: -5%;
  opacity: 0.05;
  animation-delay: -7s;
}
.orb-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #fff 0%, transparent 70%);
  top: 50%; left: 60%;
  opacity: 0.04;
  animation-delay: -14s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(40px, -30px) scale(1.05); }
  66%      { transform: translate(-30px, 20px) scale(0.95); }
}

.grain {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: 0.08;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* =========================================================
   GLASS PRIMITIVE
   ========================================================= */
.glass {
  background: var(--glass);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.08),
    var(--shadow-soft);
}

/* =========================================================
   NAV
   ========================================================= */
.site-header {
  display: contents;
}

.floating-logo {
  position: fixed;
  top: 20px; left: 20px;
  width: 200px; height: 200px;
  display: flex; align-items: center; justify-content: center;
  z-index: 101;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.floating-logo.hidden {
  opacity: 0;
  transform: scale(0.8);
  pointer-events: none;
}

.floating-logo::before {
  content: ""; position: absolute; inset: -10px;
  border-radius: 50%;
  border: 1px solid var(--line);
  animation: pulseRing 3s ease-in-out infinite;
}

@keyframes pulseRing {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%      { transform: scale(1.08); opacity: 0; }
}

.floating-logo-img {
  width: 140px; height: 140px;
  object-fit: contain;
  filter: invert(1);
  transition: filter 0.3s ease;
  position: relative;
  z-index: 1;
}

[data-theme="light"] .floating-logo-img {
  filter: none;
}

.nav {
  position: fixed;
  top: 18px; left: 50%;
  transform: translateX(-50%);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  z-index: 100;
  border-radius: 100px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.nav.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(-20px);
  pointer-events: none;
}

.nav {
  position: fixed;
  top: 18px; left: 50%;
  transform: translateX(-50%);
  padding: 10px 18px;
  display: flex;
  align-items: center;
  z-index: 100;
  border-radius: 100px;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.nav.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(-20px);
  pointer-events: none;
}

.nav-cta {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 10px 18px;
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  background: rgba(255,255,255,0.06);
  transition: all 0.25s ease;
}
.nav-cta:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* Floating actions container */
.floating-actions {
  position: fixed;
  top: 18px; right: 24px;
  display: flex; align-items: center; gap: 12px;
  z-index: 102;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.floating-actions.hidden {
  opacity: 0;
  transform: translateY(-20px);
  pointer-events: none;
}

/* Floating nav button (hamburger) */
.floating-nav-btn {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.04);
  color: var(--ink);
  transition: all 0.25s ease;
  overflow: hidden;
  cursor: pointer;
}

.floating-nav-btn:hover {
  background: var(--glass-strong);
  border-color: var(--line-strong);
  transform: scale(1.05);
}

.floating-nav-btn svg {
  width: 20px; height: 20px;
  transition: transform 0.3s ease;
}

.floating-nav-btn.active svg {
  transform: rotate(90deg);
}

/* Floating nav dropdown (right side) */
.floating-nav {
  position: fixed;
  top: 80px; right: 24px;
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  z-index: 101;
  border-radius: 12px;
  background: var(--glass);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), var(--shadow-soft);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  opacity: 0;
  transform: scale(0.9) translateY(-10px);
  visibility: hidden;
  pointer-events: none;
}

.floating-nav.open {
  opacity: 1;
  transform: scale(1) translateY(0);
  visibility: visible;
  pointer-events: auto;
}

.floating-nav.hidden {
  opacity: 0;
  transform: scale(0.9) translateY(-20px);
  visibility: hidden;
  pointer-events: none;
}


.floating-nav a {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  padding: 12px 16px;
  transition: all 0.2s ease;
  white-space: nowrap;
  display: block;
  border-bottom: 1px solid var(--line);
}

.floating-nav a:last-child {
  border-bottom: none;
}

.floating-nav a:hover {
  color: var(--ink);
  background: rgba(255,255,255,0.04);
}

.theme-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  position: relative;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.04);
  color: var(--ink);
  transition: all 0.25s ease;
  overflow: hidden;
  cursor: pointer;
}
.theme-toggle:hover {
  background: var(--glass-strong);
  border-color: var(--line-strong);
  transform: scale(1.05);
}
.theme-toggle svg {
  width: 18px; height: 18px;
  position: absolute;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.theme-toggle .sun-icon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}
.theme-toggle .moon-icon {
  opacity: 0;
  transform: scale(0.5) rotate(-45deg);
}
[data-theme="light"] .theme-toggle .sun-icon {
  opacity: 0;
  transform: scale(0.5) rotate(45deg);
}
[data-theme="light"] .theme-toggle .moon-icon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

/* =========================================================
   HERO
   ========================================================= */
main { padding-top: 100px; }

.hero-logo-container {
  display: none;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px;
  text-align: center;
  position: relative;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--ink-mute);
  margin-bottom: 22px;
}

.hero-title {
  font-size: clamp(44px, 9vw, 92px);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  background: linear-gradient(180deg, #fff 0%, #888 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  max-width: 540px;
  margin: 0 auto 38px;
  color: var(--ink-soft);
  font-size: 17px;
}

.hero-actions {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  padding: 16px 28px;
  border-radius: 100px;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
}
.btn-primary:hover {
  background: transparent;
  color: var(--ink);
  transform: translateY(-2px);
}
.btn-ghost {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--glass-strong);
  transform: translateY(-2px);
}

.scroll-cue {
  margin-top: 60px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--ink-mute);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.scroll-cue span {
  display: inline-block;
  width: 1px; height: 32px;
  background: linear-gradient(to bottom, var(--ink-mute), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { transform: scaleY(1); opacity: 0.4; }
  50%      { transform: scaleY(0.5); opacity: 1; }
}

/* =========================================================
   SECTION HEADS
   ========================================================= */
.section-head {
  margin-bottom: 48px;
  padding-left: 4px;
}
.section-num {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--ink-mute);
  margin-bottom: 18px;
}
.section-head h2 {
  font-size: clamp(34px, 5.5vw, 58px);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
}
.section-head h2 em {
  font-style: italic;
  color: var(--ink-mute);
  font-weight: 400;
}

/* =========================================================
   SERVICES
   ========================================================= */
.services {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.card {
  padding: 32px 28px;
  position: relative;
  cursor: pointer;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
              border-color 0.3s ease,
              background 0.3s ease;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 0%),
              rgba(255,255,255,0.08) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover, .card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  background: var(--glass-strong);
  outline: none;
}
.card:hover::before, .card:focus-visible::before { opacity: 1; }

.card-num {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  margin-bottom: 28px;
}
.card-icon {
  width: 56px; height: 56px;
  margin-bottom: 22px;
  color: var(--ink);
}
.card-icon svg { width: 100%; height: 100%; }
.card h3 {
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.card p {
  color: var(--ink-soft);
  font-size: 15px;
  margin-bottom: 22px;
}
.card-more {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ink);
  display: inline-block;
  transition: transform 0.3s ease;
}
.card:hover .card-more { transform: translateX(6px); }

.card-wide {
  grid-column: 1 / -1;
}
.card-wide h3 { font-size: 24px; }

/* =========================================================
   ABOUT
   ========================================================= */
.about {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.stat {
  padding: 28px 22px;
  cursor: pointer;
  transition: transform 0.3s ease, background 0.3s ease;
}
.stat:hover, .stat:focus-visible {
  transform: translateY(-3px);
  background: var(--glass-strong);
  outline: none;
}
.stat-num {
  font-size: 52px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
.stat-num span {
  font-size: 26px;
  color: var(--ink-mute);
  margin-left: 2px;
}
.stat-label {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  line-height: 1.4;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact {
  max-width: 1180px;
  margin: 0 auto;
  padding: 80px 24px 40px;
}
.contact-card {
  padding: 60px 40px;
  text-align: center;
}
.contact-card h2 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 18px 0 32px;
}
.contact-card h2 em {
  font-style: italic;
  color: var(--ink-mute);
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  max-width: 1180px;
  margin: 0 auto;
  padding: 30px 24px 50px;
}
.footer-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: 22px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  gap: 20px;
}
.footer-row > *:last-child {
  text-align: right;
}

/* =========================================================
   MODAL
   ========================================================= */
.modal {
  position: fixed; inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.open { display: flex; animation: modalFade 0.3s ease; }
@keyframes modalFade { from { opacity: 0; } to { opacity: 1; } }

.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  width: 100%;
  max-width: 620px;
  max-height: 86vh;
  overflow-y: auto;
  padding: 44px 36px;
  background: rgba(20,20,20,0.85);
  animation: modalRise 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  transition: background 0.3s ease;
}

[data-theme="light"] .modal-card {
  background: rgba(248,247,245,0.95);
}
@keyframes modalRise {
  from { transform: translateY(20px) scale(0.98); opacity: 0; }
  to   { transform: translateY(0) scale(1);     opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.04);
  transition: all 0.2s ease;
}
.modal-close svg { width: 16px; height: 16px; }
.modal-close:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  transform: rotate(90deg);
}

.modal-body .m-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--ink-mute);
  margin-bottom: 14px;
}
.modal-body h3 {
  font-size: clamp(28px, 4.5vw, 40px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.modal-body h3 em { font-style: italic; color: var(--ink-mute); }
.modal-body p {
  color: var(--ink-soft);
  margin-bottom: 14px;
  font-size: 16px;
}
.modal-body ul {
  list-style: none;
  margin: 18px 0;
  padding: 0;
}
.modal-body li {
  position: relative;
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 15px;
}
.modal-body li::before {
  content: "+";
  position: absolute; left: 0; top: 12px;
  color: var(--ink-mute);
  font-family: var(--mono);
}
.modal-body li:last-child { border-bottom: none; }

.modal-body .m-form {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}
.modal-body .m-form input,
.modal-body .m-form textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 15px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.modal-body .m-form textarea {
  min-height: 110px;
  resize: vertical;
  font-family: var(--display);
}
.modal-body .m-form input:focus,
.modal-body .m-form textarea:focus {
  outline: none;
  border-color: var(--ink);
  background: rgba(255,255,255,0.07);
}
.modal-body .m-form button {
  margin-top: 6px;
  padding: 16px;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  border-radius: 12px;
  transition: transform 0.2s ease;
}
.modal-body .m-form button:hover { transform: translateY(-2px); }
.modal-body .form-success {
  margin-top: 18px;
  padding: 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  text-align: center;
}

.contact-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.contact-meta div {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
}
.contact-meta div span {
  display: block;
  text-transform: uppercase;
  font-size: 10px;
  color: var(--ink-mute);
  margin-bottom: 4px;
  letter-spacing: 0.2em;
}

body.modal-lock { overflow: hidden; }

/* =========================================================
   RESPONSIVE — MOBILE FIRST POLISH
   ========================================================= */
@media (max-width: 760px) {
  main { padding-top: 0; }

  .site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 72px;
    background: var(--header-bg);
    backdrop-filter: blur(20px) saturate(140%);
    -webkit-backdrop-filter: blur(20px) saturate(140%);
    border-bottom: 1px solid var(--glass-border);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0 16px;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }
  .site-header.hidden {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
  }

  .floating-logo {
    display: none;
  }
  .nav { padding: 8px 14px; }
  .floating-actions {
    position: relative;
    top: auto;
    right: auto;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .floating-actions.hidden {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .nav-cta { padding: 8px 14px; font-size: 10px; }
  .floating-nav-btn { width: 38px; height: 38px; }
  .floating-nav-btn svg { width: 16px; height: 16px; }
  .floating-nav { top: 80px; right: 16px; }
  .floating-nav a { font-size: 11px; letter-spacing: 0.1em; padding: 10px 14px; }

  .hero { padding: 130px 20px 60px; }
  .hero-logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 24px;
  }
  .hero-logo-wrapper {
    position: relative;
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(14px);
  }
  [data-theme="light"] .hero-logo-wrapper {
    background: rgba(0, 0, 0, 0.03);
  }
  @media (prefers-color-scheme: light) {
    .hero-logo-wrapper {
      background: rgba(0, 0, 0, 0.03);
    }
  }
  [data-theme="dark"] .hero-logo-wrapper {
    background: rgba(255, 255, 255, 0.03);
  }
  .hero-logo-wrapper::before {
    content: ""; position: absolute; inset: -6px;
    border-radius: 50%;
    border: 1px solid var(--line);
    animation: pulseRing 3s ease-in-out infinite;
  }
  .hero-logo-img {
    width: 68px;
    height: 68px;
    object-fit: contain;
    filter: invert(1);
    transition: filter 0.3s ease;
    position: relative;
    z-index: 1;
  }
  [data-theme="light"] .hero-logo-img {
    filter: none;
  }
  @media (prefers-color-scheme: light) {
    .hero-logo-img {
      filter: none;
    }
  }
  [data-theme="dark"] .hero-logo-img {
    filter: invert(1);
  }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-actions .btn { width: 100%; }
  .scroll-cue { margin-top: 40px; }

  .services, .about, .contact { padding: 50px 20px; }

  .service-grid { grid-template-columns: 1fr; gap: 14px; }
  .card { padding: 26px 22px; }
  .card h3 { font-size: 24px; }

  .about-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat { padding: 22px 18px; }
  .stat-num { font-size: 42px; }

  .contact-card { padding: 40px 24px; }

  .footer-row { display: flex; flex-direction: column; gap: 8px; text-align: center; }

  .modal-card { padding: 36px 22px; max-height: 90vh; }
  .modal-body h3 { font-size: 26px; }

  .contact-meta { grid-template-columns: 1fr; }
}

@media (max-width: 380px) {
  .nav-links a { display: none; }
  .hero-title { font-size: 42px; }
  .about-grid { grid-template-columns: 1fr; }
}

/* Hide nav links on smallest screens, replaced by CTA only */
@media (hover: none) {
  .card:hover { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* =========================================================
   WHATSAPP FLOATING BUTTON
   ========================================================= */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  background: rgba(37, 211, 102, 0.1);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border: 1px solid rgba(37, 211, 102, 0.3);
  color: #25d366 !important;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  z-index: 999;
  cursor: pointer;
  opacity: 0;
  transform: scale(0.6) translateY(20px);
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.12) translateY(-2px);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 0 15px rgba(37, 211, 102, 0.3);
  background: rgba(37, 211, 102, 0.18);
  border-color: rgba(37, 211, 102, 0.5);
}

.whatsapp-float:active {
  transform: scale(0.95);
}

.whatsapp-float.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
}

@media (max-width: 760px) {
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
  }
  .whatsapp-float svg {
    width: 24px;
    height: 24px;
  }
}