/* ============================================================
   Gaidu Home Renovation — styles.css
   Navy + amber theme, 3D effects, scroll animations
   ============================================================ */

:root {
  --navy-950: #0a1220;
  --navy-900: #0e1a2e;
  --navy-800: #14243d;
  --navy-700: #1c3050;
  --navy-600: #263f66;
  --amber-500: #f59e0b;
  --amber-400: #fbbf24;
  --amber-600: #d97706;
  --white: #ffffff;
  --slate-100: #eef2f7;
  --slate-300: #c3cedd;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --green: #22c55e;
  --radius: 18px;
  --shadow-lg: 0 20px 50px rgba(4, 10, 22, 0.45);
  --shadow-md: 0 10px 30px rgba(4, 10, 22, 0.25);
  --font-head: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--navy-950);
  color: var(--slate-100);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3 { font-family: var(--font-head); line-height: 1.15; }

img, svg { max-width: 100%; display: block; }

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

.container { width: min(1180px, 92%); margin: 0 auto; }

.grad-text {
  background: linear-gradient(100deg, var(--amber-400), var(--amber-500) 55%, #ff8a3c);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber-400);
  margin-bottom: 0.7rem;
}

.section { padding: 96px 0; position: relative; }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-head h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); font-weight: 800; }
.section-head p { color: var(--slate-400); margin-top: 0.9rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-family: var(--font-head);
  font-size: 0.95rem;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  will-change: transform;
}
.btn-lg { padding: 0.95rem 1.8rem; font-size: 1.02rem; }
.btn-block { width: 100%; justify-content: center; }

.btn-amber {
  background: linear-gradient(120deg, var(--amber-400), var(--amber-500) 60%, var(--amber-600));
  color: #1a1206;
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
}
.btn-amber:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 14px 34px rgba(245, 158, 11, 0.5); }

.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--white);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-3px); }

.btn-dark { background: var(--navy-950); color: var(--white); }
.btn-dark:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0,0,0,0.35); }
.btn-outline-dark { border-color: rgba(10, 18, 32, 0.55); color: var(--navy-950); }
.btn-outline-dark:hover { background: rgba(10, 18, 32, 0.1); transform: translateY(-3px); }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 200;
  background: var(--navy-950);
  display: flex; align-items: center; justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-logo { display: flex; flex-direction: column; align-items: center; gap: 12px; animation: loaderPulse 1.2s ease-in-out infinite; }
.loader-logo span { font-family: var(--font-head); font-weight: 800; letter-spacing: 0.35em; color: var(--amber-400); }
@keyframes loaderPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.08); opacity: 0.7; } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  transition: background 0.35s ease, padding 0.35s ease, box-shadow 0.35s ease;
}
.nav.scrolled {
  background: rgba(10, 18, 32, 0.85);
  backdrop-filter: blur(14px);
  padding: 10px 0;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-text { font-family: var(--font-head); font-weight: 800; font-size: 1.05rem; }
.brand-text em { font-style: normal; color: var(--amber-400); font-weight: 600; font-size: 0.85em; }
.nav-links { display: flex; align-items: center; gap: 1.6rem; }
.nav-links a:not(.btn) { font-weight: 500; font-size: 0.93rem; color: var(--slate-300); position: relative; transition: color 0.2s; }
.nav-links a:not(.btn)::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--amber-400); transition: width 0.3s ease; border-radius: 2px;
}
.nav-links a:not(.btn):hover { color: var(--white); }
.nav-links a:not(.btn):hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--white); }
.nav-cta { font-size: 0.85rem !important; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: 0.3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  padding: 130px 0 80px;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.hero-photo {
  position: absolute; inset: 0;
  background: url('images/hero-bg.jpg') center / cover no-repeat;
  animation: heroZoom 22s ease-in-out infinite alternate;
  will-change: transform;
}
.hero-photo::after {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(10, 18, 32, 0.3) 0%, rgba(10, 18, 32, 0.08) 40%, rgba(10, 18, 32, 0.88) 100%),
    linear-gradient(100deg, rgba(10, 18, 32, 0.72) 0%, rgba(10, 18, 32, 0.35) 45%, rgba(10, 18, 32, 0.05) 100%);
}
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.09); } }
#heroCanvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, black 30%, transparent 75%);
}
.blob { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; animation: blobFloat 14s ease-in-out infinite alternate; }
.blob-1 { width: 480px; height: 480px; background: rgba(245, 158, 11, 0.16); top: -120px; right: -80px; }
.blob-2 { width: 420px; height: 420px; background: rgba(56, 130, 246, 0.14); bottom: -140px; left: -100px; animation-delay: -7s; }
@keyframes blobFloat { from { transform: translate(0, 0) scale(1); } to { transform: translate(40px, 50px) scale(1.15); } }

.hero-inner {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: flex-start;
  text-align: left;
}
.hero-copy { max-width: 640px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 0.82rem; font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px; padding: 7px 16px;
  backdrop-filter: blur(6px);
  margin-bottom: 1.4rem;
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(34, 197, 94, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); } }

.hero-copy h1 { font-size: clamp(2.4rem, 5.4vw, 4rem); font-weight: 800; margin-bottom: 1.1rem; }
.hero-copy > p { color: var(--slate-300); font-size: 1.08rem; max-width: 520px; margin-bottom: 1.8rem; }
.hero-cta { display: flex; gap: 0.9rem; flex-wrap: wrap; margin-bottom: 2.4rem; }

.hero-stats { display: flex; align-items: center; gap: 1.6rem; }
.stat small { display: block; color: var(--slate-400); font-size: 0.78rem; margin-top: 2px; }
.stat-num, .stat-plus { font-family: var(--font-head); font-size: 1.9rem; font-weight: 800; color: var(--white); }
.stat-plus { color: var(--amber-400); }
.stat-sep { width: 1px; height: 42px; background: rgba(255, 255, 255, 0.14); }

.ph-art { width: 100%; height: 100%; object-fit: cover; }

.scroll-hint {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  width: 26px; height: 44px; border: 2px solid rgba(255,255,255,0.3); border-radius: 14px;
  display: flex; justify-content: center; padding-top: 8px; z-index: 2;
}
.scroll-hint span { width: 4px; height: 9px; background: var(--amber-400); border-radius: 4px; animation: scrollHint 1.6s infinite; }
@keyframes scrollHint { 0% { transform: translateY(0); opacity: 1; } 100% { transform: translateY(14px); opacity: 0; } }

/* ---------- Marquee ---------- */
.marquee {
  background: linear-gradient(120deg, var(--amber-500), var(--amber-600));
  padding: 14px 0; overflow: hidden;
  transform: rotate(-1.2deg) scale(1.02);
  box-shadow: 0 10px 30px rgba(245, 158, 11, 0.25);
}
.marquee-track {
  display: flex; gap: 2rem; white-space: nowrap; width: max-content;
  animation: marquee 28s linear infinite;
  font-family: var(--font-head); font-weight: 700; font-size: 0.95rem; color: #1a1206;
}
.marquee-track i { font-style: normal; opacity: 0.55; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Services ---------- */
.services { background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(245,158,11,0.05), transparent 60%); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.4rem;
}
.svc-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s ease-out, border-color 0.3s, box-shadow 0.3s;
  transform-style: preserve-3d;
  position: relative;
}
.svc-card:hover { border-color: rgba(245, 158, 11, 0.45); box-shadow: 0 18px 44px rgba(4, 10, 22, 0.5), 0 0 0 1px rgba(245,158,11,0.15); }
.svc-icon {
  width: 58px; height: 58px; border-radius: 15px;
  display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(245,158,11,0.2), rgba(245,158,11,0.06));
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--amber-400);
  margin-bottom: 1.1rem;
  transform: translateZ(34px);
  transition: transform 0.3s;
}
.svc-icon svg { width: 28px; height: 28px; }
.svc-card:hover .svc-icon { transform: translateZ(50px) scale(1.08) rotate(-4deg); }
.svc-card h3 { font-size: 1.12rem; margin-bottom: 0.55rem; transform: translateZ(24px); }
.svc-card p { color: var(--slate-400); font-size: 0.9rem; margin-bottom: 1rem; transform: translateZ(16px); }
.svc-link { color: var(--amber-400); font-weight: 600; font-size: 0.88rem; display: inline-flex; gap: 6px; transform: translateZ(20px); }
.svc-link span { transition: transform 0.25s; display: inline-block; }
.svc-card:hover .svc-link span { transform: translateX(5px); }

/* ---------- Why ---------- */
.why { background: var(--navy-900); overflow: hidden; }
.why-bg-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 44px 44px;
}
.why-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 4rem; align-items: center; position: relative; }
.why-copy h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 800; margin-bottom: 1rem; }
.why-copy > p { color: var(--slate-400); margin-bottom: 1.8rem; }
.why-list { list-style: none; margin-bottom: 2rem; display: grid; gap: 1.1rem; }
.why-list li { display: flex; gap: 14px; align-items: flex-start; }
.check {
  flex: 0 0 auto; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; font-weight: 800; font-size: 0.85rem;
  background: rgba(34, 197, 94, 0.15); color: var(--green);
  border: 1px solid rgba(34, 197, 94, 0.4);
}
.why-list strong { display: block; font-family: var(--font-head); font-size: 1rem; }
.why-list small { color: var(--slate-400); font-size: 0.86rem; }

/* 3D rotating cube */
.cube-scene { perspective: 900px; display: flex; flex-direction: column; align-items: center; gap: 40px; padding: 40px 0; }
.cube {
  width: 180px; height: 180px; position: relative;
  transform-style: preserve-3d;
  animation: cubeSpin 18s linear infinite;
}
.cube:hover { animation-play-state: paused; }
@keyframes cubeSpin {
  from { transform: rotateX(-18deg) rotateY(0deg); }
  to { transform: rotateX(-18deg) rotateY(360deg); }
}
.cube-face {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  background: linear-gradient(150deg, rgba(28, 48, 80, 0.92), rgba(14, 26, 46, 0.94));
  border: 1.5px solid rgba(245, 158, 11, 0.5);
  border-radius: 12px;
  font-family: var(--font-head); font-weight: 700; font-size: 0.95rem; color: var(--slate-100);
  box-shadow: inset 0 0 40px rgba(245, 158, 11, 0.06);
}
.cf-front  { transform: translateZ(90px); }
.cf-back   { transform: rotateY(180deg) translateZ(90px); }
.cf-right  { transform: rotateY(90deg) translateZ(90px); }
.cf-left   { transform: rotateY(-90deg) translateZ(90px); }
.cf-top    { transform: rotateX(90deg) translateZ(90px); }
.cf-bottom { transform: rotateX(-90deg) translateZ(90px); }
.cube-shadow {
  width: 200px; height: 30px; border-radius: 50%;
  background: radial-gradient(ellipse, rgba(0,0,0,0.5), transparent 70%);
  animation: shadowPulse 18s linear infinite;
}
@keyframes shadowPulse { 0%, 100% { transform: scaleX(1); } 50% { transform: scaleX(0.85); } }

/* ---------- Gallery / Before-After ---------- */
.ba-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 560px;
  margin: 0 auto 3.5rem;
  gap: 1.6rem;
}
.ba-item { margin: 0; }
.ba-item figcaption {
  text-align: center; margin-top: 0.9rem;
  font-family: var(--font-head); font-weight: 700; font-size: 0.95rem;
  color: var(--slate-300);
}
.ba-slider {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 3 / 4; cursor: ew-resize; user-select: none;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.12);
  touch-action: none;
}
.ba-img { position: absolute; inset: 0; }
.ba-img .ph-art { width: 100%; height: 100%; }
.ba-img img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; user-select: none; }
.ba-after { clip-path: inset(0 0 0 50%); }
.ba-label {
  position: absolute; top: 16px; left: 16px;
  font-family: var(--font-head); font-weight: 800; font-size: 0.78rem; letter-spacing: 0.14em;
  background: rgba(0, 0, 0, 0.55); color: var(--white);
  padding: 6px 14px; border-radius: 999px;
}
.ba-label-after { left: auto; right: 16px; background: var(--amber-500); color: #1a1206; }
.ba-handle { position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%); display: flex; align-items: center; justify-content: center; pointer-events: none; }
.ba-handle-line { position: absolute; top: 0; bottom: 0; width: 3px; background: var(--white); box-shadow: 0 0 12px rgba(0,0,0,0.5); }
.ba-handle-btn {
  position: relative; width: 46px; height: 46px; border-radius: 50%;
  background: var(--white); color: var(--navy-900);
  display: grid; place-items: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.3rem; }
.g-item { border-radius: var(--radius); overflow: hidden; transform-style: preserve-3d; transition: transform 0.2s ease-out; }
.g-ph {
  aspect-ratio: 4 / 3; display: flex; align-items: flex-end; padding: 18px;
  position: relative; border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius);
  transition: 0.35s;
}
.g-ph::before {
  content: '📷  Photo coming soon';
  position: absolute; top: 45%; left: 50%; transform: translate(-50%, -50%);
  font-size: 0.8rem; color: rgba(255,255,255,0.55); white-space: nowrap;
}
.g-ph.has-photo::before { display: none; }
.g-ph img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: inherit; }
.g-ph span { position: relative; z-index: 1; }
.g-ph span {
  font-family: var(--font-head); font-weight: 700; font-size: 0.92rem;
  background: rgba(10, 18, 32, 0.75); padding: 6px 14px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.15);
}
.g-ph { background: linear-gradient(150deg, #24466e, #132741); }
.g-item:hover .g-ph { filter: brightness(1.18); }
.gallery-note { text-align: center; color: var(--slate-400); margin-top: 2.2rem; font-size: 0.92rem; }

/* ---------- Process ---------- */
.process { background: var(--navy-900); }
.steps { display: flex; align-items: stretch; gap: 1.2rem; justify-content: center; }
.step {
  flex: 1; max-width: 300px;
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius); padding: 30px 26px;
  position: relative; transform-style: preserve-3d;
  transition: transform 0.2s ease-out, border-color 0.3s;
}
.step:hover { border-color: rgba(245, 158, 11, 0.4); }
.step-num {
  position: absolute; top: 18px; right: 20px;
  font-family: var(--font-head); font-weight: 800; font-size: 2rem;
  color: rgba(245, 158, 11, 0.16);
}
.step-icon {
  width: 62px; height: 62px; border-radius: 16px; margin-bottom: 1.1rem;
  display: grid; place-items: center; color: var(--amber-400);
  background: linear-gradient(140deg, rgba(245,158,11,0.2), rgba(245,158,11,0.05));
  border: 1px solid rgba(245, 158, 11, 0.3);
  transform: translateZ(30px);
}
.step h3 { margin-bottom: 0.5rem; font-size: 1.1rem; }
.step p { color: var(--slate-400); font-size: 0.9rem; }
.step-arrow { align-self: center; font-size: 1.6rem; color: var(--amber-400); font-weight: 700; }

/* ---------- Testimonials ---------- */
.testi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.4rem; }
.testi-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius); padding: 28px;
  transform-style: preserve-3d; transition: transform 0.2s ease-out, border-color 0.3s;
}
.testi-card:hover { border-color: rgba(245, 158, 11, 0.4); }
.stars { color: var(--amber-400); letter-spacing: 3px; margin-bottom: 0.9rem; display: flex; align-items: center; }
.g-badge {
  margin-left: auto; letter-spacing: 0;
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 0.85rem;
  background: #fff; color: #4285f4;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.testi-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2.4rem; }
.testi-card blockquote { color: var(--slate-300); font-size: 0.95rem; margin-bottom: 1.3rem; }
.testi-card figcaption { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800;
  background: linear-gradient(140deg, var(--amber-400), var(--amber-600));
  color: #1a1206;
}
.testi-card figcaption strong { font-size: 0.92rem; display: block; }
.testi-card figcaption small { color: var(--slate-500); font-size: 0.78rem; }

/* ---------- Area ---------- */
.area { background: var(--navy-900); }
.area-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 3rem; align-items: center; }
.area-copy h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); font-weight: 800; margin-bottom: 1.4rem; }
.area-tags { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.area-tags span {
  font-size: 0.87rem; font-weight: 600;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 8px 18px; border-radius: 999px;
  transition: 0.25s;
}
.area-tags span:hover { border-color: var(--amber-400); color: var(--amber-400); transform: translateY(-2px); }

.radar { position: relative; width: 260px; height: 260px; margin: 0 auto; border-radius: 50%;
  border: 1px solid rgba(245, 158, 11, 0.25);
  background:
    radial-gradient(circle, transparent 30%, rgba(245,158,11,0.05) 31%, transparent 32%),
    radial-gradient(circle, transparent 60%, rgba(245,158,11,0.05) 61%, transparent 62%),
    radial-gradient(circle at center, rgba(245, 158, 11, 0.06), transparent 70%);
}
.radar::before, .radar::after {
  content: ''; position: absolute; inset: 20%; border-radius: 50%;
  border: 1px solid rgba(245, 158, 11, 0.2);
}
.radar::after { inset: 40%; }
.radar-sweep {
  position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(from 0deg, rgba(245, 158, 11, 0.35), transparent 70deg);
  animation: sweep 4s linear infinite;
}
@keyframes sweep { to { transform: rotate(360deg); } }
.radar-pin { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -60%); font-size: 1.6rem; animation: pinBounce 2s ease-in-out infinite; }
@keyframes pinBounce { 0%, 100% { transform: translate(-50%, -60%); } 50% { transform: translate(-50%, -80%); } }
.radar-dot { position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--amber-400); animation: dotBlink 3s infinite; }
.rd-1 { top: 24%; left: 62%; } .rd-2 { top: 64%; left: 30%; animation-delay: -1s; } .rd-3 { top: 40%; left: 20%; animation-delay: -2s; }
@keyframes dotBlink { 0%, 100% { opacity: 0.35; } 50% { opacity: 1; box-shadow: 0 0 10px rgba(245,158,11,0.8); } }

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(115deg, var(--amber-400), var(--amber-500) 55%, #f97316);
  color: #1a1206; padding: 64px 0;
  clip-path: polygon(0 8%, 100% 0, 100% 92%, 0 100%);
}
.cta-inner { text-align: center; }
.cta-inner h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); font-weight: 800; margin-bottom: 0.4rem; }
.cta-inner p { font-weight: 600; opacity: 0.85; margin-bottom: 1.6rem; }
.cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 2.5rem; align-items: start; }
.contact-info { display: grid; gap: 0.9rem; }
.ci-card {
  display: flex; align-items: center; gap: 16px;
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px; padding: 16px 18px;
  transition: transform 0.2s ease-out, border-color 0.3s;
  transform-style: preserve-3d;
}
.ci-card:hover { border-color: rgba(245, 158, 11, 0.4); }
.ci-icon {
  flex: 0 0 auto; width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; color: var(--amber-400);
  background: rgba(245, 158, 11, 0.12); border: 1px solid rgba(245, 158, 11, 0.3);
}
.ci-wa { color: #25d366; background: rgba(37, 211, 102, 0.1); border-color: rgba(37, 211, 102, 0.35); }
.ci-card strong { display: block; font-family: var(--font-head); font-size: 0.92rem; }
.ci-card span { color: var(--slate-400); font-size: 0.85rem; word-break: break-word; }

.socials { display: flex; gap: 0.7rem; margin-top: 0.4rem; }
.soc {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center; color: var(--slate-300);
  background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.12);
  transition: 0.25s;
}
.soc:hover { color: var(--amber-400); border-color: var(--amber-400); transform: translateY(-3px); }

.contact-form {
  background: linear-gradient(160deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius); padding: 32px;
  box-shadow: var(--shadow-md);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { margin-bottom: 1.1rem; }
.field label { display: block; font-size: 0.82rem; font-weight: 600; margin-bottom: 6px; color: var(--slate-300); }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px;
  background: rgba(10, 18, 32, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px; color: var(--white);
  font-family: var(--font-body); font-size: 0.92rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--amber-400);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}
.field input::placeholder, .field textarea::placeholder { color: var(--slate-500); }
.field select option { background: var(--navy-900); }
.form-note { text-align: center; color: var(--slate-500); font-size: 0.8rem; margin-top: 0.9rem; }
.form-status { display: none; text-align: center; font-size: 0.92rem; font-weight: 600; margin-top: 1rem; padding: 12px 16px; border-radius: 10px; }
.form-status.ok { display: block; background: rgba(34, 197, 94, 0.12); color: #4ade80; border: 1px solid rgba(34, 197, 94, 0.35); }
.form-status.err { display: block; background: rgba(239, 68, 68, 0.12); color: #f87171; border: 1px solid rgba(239, 68, 68, 0.35); }

/* ---------- Footer ---------- */
.footer { background: var(--navy-950); border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 48px 0 90px; }
.footer-inner { text-align: center; display: grid; gap: 0.9rem; justify-items: center; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 800; }
.footer p { color: var(--slate-400); font-size: 0.9rem; }
.footer-links { display: flex; gap: 1.6rem; }
.footer-links a { color: var(--slate-400); font-size: 0.88rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--amber-400); }
.footer small { color: var(--slate-500); }
.footer small a { color: var(--amber-400); }

/* ---------- Mobile bar ---------- */
.mobile-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  display: none; gap: 1px;
  background: rgba(10, 18, 32, 0.97);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}
.mb-btn {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 7px;
  padding: 14px 6px; font-weight: 700; font-size: 0.82rem; font-family: var(--font-head);
}
.mb-call { color: var(--white); }
.mb-wa { color: #25d366; }
.mb-quote { background: linear-gradient(120deg, var(--amber-400), var(--amber-600)); color: #1a1206; }

/* ---------- Reveal animations ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.8s cubic-bezier(0.2, 0.7, 0.3, 1), transform 0.8s cubic-bezier(0.2, 0.7, 0.3, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.24s; }
.delay-3 { transition-delay: 0.36s; }
.delay-4 { transition-delay: 0.48s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: 1fr; }
  .area-inner { grid-template-columns: 1fr; text-align: center; }
  .area-tags { justify-content: center; }
}

@media (max-width: 860px) {
  .nav-links {
    position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 80vw);
    background: rgba(10, 18, 32, 0.98); backdrop-filter: blur(16px);
    flex-direction: column; justify-content: center; gap: 2rem;
    transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.3, 1);
    box-shadow: -20px 0 60px rgba(0,0,0,0.5);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-toggle { display: flex; z-index: 110; }
  .steps { flex-direction: column; align-items: center; }
  .step { max-width: 440px; width: 100%; }
  .step-arrow { transform: rotate(90deg); }
  .contact-grid { grid-template-columns: 1fr; }
  .mobile-bar { display: flex; }
  .section { padding: 72px 0; }
}

@media (max-width: 520px) {
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 1rem; }
  .stat-num, .stat-plus { font-size: 1.5rem; }
  .brand-text { font-size: 0.9rem; }
  .cube { width: 140px; height: 140px; }
  .cf-front, .cf-back, .cf-right, .cf-left, .cf-top, .cf-bottom { transform-origin: center; }
  .cf-front  { transform: translateZ(70px); }
  .cf-back   { transform: rotateY(180deg) translateZ(70px); }
  .cf-right  { transform: rotateY(90deg) translateZ(70px); }
  .cf-left   { transform: rotateY(-90deg) translateZ(70px); }
  .cf-top    { transform: rotateX(90deg) translateZ(70px); }
  .cf-bottom { transform: rotateX(-90deg) translateZ(70px); }
}