/* ═══════════════════════════════════════════════
   JTI Projetos de Engenharia — Style Sheet
   ═══════════════════════════════════════════════ */

/* ── Variables ── */
:root {
  --bg: #08080a;
  --bg-warm: #0c0b09;
  --bg-card: #121214;
  --bg-elevated: #1a1a1e;
  --border: rgba(255,255,255,0.06);
  --text: #ede9e3;
  --text-dim: #9b9590;
  --text-muted: #5c5854;
  --fire: #d4412a;
  --fire-light: #ef5a3c;
  --fire-glow: rgba(212, 65, 42, 0.25);
  --ember: #f0833a;
  --gold: #c8a55c;
  --gold-soft: rgba(200, 165, 92, 0.12);
  --cream: #f5f0e8;
  --ff-display: 'Playfair Display', Georgia, serif;
  --ff-heading: 'Syne', sans-serif;
  --ff-body: 'Instrument Sans', sans-serif;
  --ff-mono: 'DM Mono', monospace;
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scrollbar-width: thin; scrollbar-color: var(--fire) var(--bg); }
body { font-family: var(--ff-body); background: var(--bg); color: var(--text); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--fire); border-radius: 2px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ── Preloader ── */
.preloader { position: fixed; inset: 0; z-index: 99999; background: var(--bg); display: flex; flex-direction: column; align-items: center; justify-content: center; transition: clip-path 1.2s var(--ease-expo), opacity 0.6s ease 0.8s; clip-path: inset(0 0 0 0); }
.preloader.done { clip-path: inset(0 0 100% 0); opacity: 0; pointer-events: none; }
.preloader-counter { font-family: var(--ff-display); font-size: clamp(4rem, 12vw, 10rem); font-weight: 300; font-style: italic; color: var(--text); line-height: 1; position: relative; }
.preloader-counter::after { content: '%'; font-size: 0.4em; position: absolute; top: 0.3em; right: -0.6em; color: var(--fire); }
.preloader-label { font-family: var(--ff-mono); font-size: 0.65rem; letter-spacing: 0.4em; text-transform: uppercase; color: var(--text-muted); margin-top: 24px; }
.preloader-bar { width: 200px; height: 1px; background: var(--border); margin-top: 32px; position: relative; overflow: hidden; }
.preloader-bar-fill { position: absolute; top: 0; left: 0; height: 100%; width: 0%; background: linear-gradient(90deg, var(--fire), var(--gold)); transition: width 0.1s linear; }

/* ── Cursor ── */
.cursor { position: fixed; pointer-events: none; z-index: 99998; mix-blend-mode: difference; }
.cursor-dot { width: 6px; height: 6px; background: var(--cream); border-radius: 50%; transform: translate(-50%, -50%); }
.cursor-circle { width: 48px; height: 48px; border: 1px solid rgba(255,255,255,0.4); border-radius: 50%; transform: translate(-50%, -50%); transition: width 0.5s var(--ease-expo), height 0.5s var(--ease-expo), border-color 0.3s, background 0.3s; }
.cursor-circle.active { width: 80px; height: 80px; border-color: var(--fire-light); background: rgba(212, 65, 42, 0.06); }
.cursor-circle.magnetic { width: 100px; height: 100px; }
.cursor-text { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-family: var(--ff-mono); font-size: 0.5rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--cream); opacity: 0; transition: opacity 0.3s; white-space: nowrap; }
.cursor-circle.active .cursor-text { opacity: 1; }

/* ── Grain & Vignette ── */
.grain-overlay { position: fixed; inset: 0; z-index: 9990; pointer-events: none; opacity: 0.028; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.vignette { position: fixed; inset: 0; z-index: 9989; pointer-events: none; background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.4) 100%); }

/* ── Navigation ── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 9000; padding: 32px 56px; display: flex; align-items: center; justify-content: space-between; transition: all 0.6s var(--ease-expo); }
.nav.scrolled { padding: 18px 56px; background: rgba(8, 8, 10, 0.85); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); border-bottom: 1px solid var(--border); }
.nav-logo { font-family: var(--ff-heading); font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.nav-logo-dot { display: inline-block; width: 8px; height: 8px; background: var(--fire); border-radius: 50%; margin-left: 2px; animation: logoPulse 3s ease-in-out infinite; }
@keyframes logoPulse { 0%,100% { box-shadow: 0 0 0 0 var(--fire-glow); } 50% { box-shadow: 0 0 16px 4px var(--fire-glow); } }
.nav-links { display: flex; gap: 44px; align-items: center; }
.nav-link { font-family: var(--ff-mono); font-size: 0.65rem; font-weight: 400; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-dim); position: relative; padding: 4px 0; overflow: hidden; transition: color 0.3s; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 1px; background: var(--fire); transform: translateX(-101%); transition: transform 0.5s var(--ease-expo); }
.nav-link:hover { color: var(--text); }
.nav-link:hover::after { transform: translateX(0); }
.nav-cta { display: inline-flex; align-items: center; gap: 10px; font-family: var(--ff-mono); font-size: 0.6rem; font-weight: 500; letter-spacing: 0.15em; text-transform: uppercase; color: var(--bg); background: var(--gold); padding: 12px 28px; overflow: hidden; position: relative; transition: transform 0.4s var(--ease-expo), box-shadow 0.4s; }
.nav-cta::before { content: ''; position: absolute; inset: 0; background: var(--fire); transform: translateY(101%); transition: transform 0.5s var(--ease-expo); }
.nav-cta:hover::before { transform: translateY(0); }
.nav-cta:hover { color: var(--cream); box-shadow: 0 8px 32px var(--fire-glow); transform: translateY(-2px); }
.nav-cta span { position: relative; z-index: 1; }
.hamburger { display: none; flex-direction: column; gap: 7px; padding: 8px; cursor: pointer; }
.hamburger i { display: block; width: 32px; height: 1.5px; background: var(--text); transition: all 0.4s var(--ease-expo); transform-origin: center; }
.hamburger.open i:nth-child(1) { transform: translateY(8.5px) rotate(45deg); }
.hamburger.open i:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open i:nth-child(3) { transform: translateY(-8.5px) rotate(-45deg); }
.mobile-nav { position: fixed; inset: 0; z-index: 8999; background: rgba(8, 8, 10, 0.97); backdrop-filter: blur(40px); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 32px; opacity: 0; visibility: hidden; transition: all 0.6s var(--ease-expo); }
.mobile-nav.open { opacity: 1; visibility: visible; }
.mobile-nav a { font-family: var(--ff-display); font-size: 2.2rem; font-weight: 400; font-style: italic; color: var(--text-dim); transition: color 0.3s, transform 0.5s var(--ease-expo), opacity 0.5s; transform: translateY(20px); opacity: 0; }
.mobile-nav.open a { transform: translateY(0); opacity: 1; }
.mobile-nav.open a:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav.open a:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav.open a:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav.open a:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav.open a:nth-child(5) { transition-delay: 0.3s; }
.mobile-nav.open a:nth-child(6) { transition-delay: 0.35s; }
.mobile-nav a:hover { color: var(--fire-light); }

/* ── Hero ── */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; padding: 140px 56px 80px; }
.hero-ambient { position: absolute; inset: 0; pointer-events: none; }
.hero-ambient .orb { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.4; }
.hero-ambient .orb-1 { width: 600px; height: 600px; background: rgba(212,65,42,0.07); top: -10%; right: -5%; animation: orbFloat 12s ease-in-out infinite alternate; }
.hero-ambient .orb-2 { width: 400px; height: 400px; background: rgba(200,165,92,0.04); bottom: 10%; left: 5%; animation: orbFloat 10s ease-in-out infinite alternate-reverse; }
@keyframes orbFloat { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(30px,-40px) scale(1.1); } }
.hero-architecture { position: absolute; inset: 0; pointer-events: none; opacity: 0.03; }
.hero-architecture .line-h, .hero-architecture .line-v { position: absolute; background: var(--text); }
.hero-architecture .line-h { left: 0; right: 0; height: 1px; }
.hero-architecture .line-v { top: 0; bottom: 0; width: 1px; }
.hero-content { position: relative; z-index: 2; max-width: 1440px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.hero-eyebrow { overflow: hidden; margin-bottom: 40px; }
.hero-eyebrow-inner { display: inline-flex; align-items: center; gap: 16px; font-family: var(--ff-mono); font-size: 0.65rem; letter-spacing: 0.4em; text-transform: uppercase; color: var(--gold); transform: translateY(120%); animation: revealUp 1s var(--ease-expo) 2.2s forwards; }
.hero-eyebrow-inner::before { content: ''; width: 48px; height: 1px; background: var(--gold); flex-shrink: 0; }
.hero-title { margin-bottom: 48px; }
.hero-title-line { overflow: hidden; display: block; }
.hero-title-line-inner { display: block; transform: translateY(110%); animation: revealUp 1.3s var(--ease-expo) forwards; }
.hero-title .l1 .hero-title-line-inner { animation-delay: 2.4s; }
.hero-title .l2 .hero-title-line-inner { animation-delay: 2.55s; }
.hero-title .l3 .hero-title-line-inner { animation-delay: 2.7s; }
.hero-title .l1, .hero-title .l2 { font-family: var(--ff-display); font-size: clamp(3.2rem, 7vw, 7.5rem); font-weight: 300; line-height: 0.92; letter-spacing: -0.02em; }
.hero-title .l3 { font-family: var(--ff-display); font-size: clamp(2.4rem, 5vw, 5.5rem); font-weight: 400; font-style: italic; line-height: 1.1; color: var(--fire-light); margin-top: 8px; }
.hero-subtitle { max-width: 480px; font-size: 1rem; font-weight: 400; line-height: 1.9; color: var(--text-dim); opacity: 0; transform: translateY(30px); animation: fadeSlideUp 1s var(--ease-expo) 3s forwards; }
.hero-photo-col { position: relative; opacity: 0; animation: fadeSlideUp 1.2s var(--ease-expo) 2.6s forwards; }
.hero-photo-wrap { position: relative; overflow: hidden; border: 1px solid var(--border); }
.hero-photo-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; aspect-ratio: 3/4; }
.hero-photo-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(8,8,10,0.7) 100%); z-index: 1; pointer-events: none; }
.hero-photo-tag { position: absolute; bottom: 20px; left: 20px; z-index: 2; font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.hero-bottom { position: absolute; bottom: 48px; left: 56px; right: 56px; display: flex; justify-content: space-between; align-items: flex-end; z-index: 2; }
.hero-scroll { display: flex; align-items: center; gap: 14px; opacity: 0; animation: fadeSlideUp 1s var(--ease-expo) 3.2s forwards; }
.hero-scroll-line-wrap { width: 1px; height: 72px; background: rgba(255,255,255,0.08); position: relative; overflow: hidden; }
.hero-scroll-line-fill { position: absolute; top: -100%; left: 0; width: 100%; height: 60%; background: linear-gradient(180deg, transparent, var(--fire)); animation: scrollPulse 2.5s ease-in-out infinite; }
@keyframes scrollPulse { 0% { top: -60%; } 100% { top: 110%; } }
.hero-scroll-text { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-muted); writing-mode: vertical-rl; }
.hero-badge { width: 130px; height: 130px; opacity: 0; animation: fadeSlideUp 1s var(--ease-expo) 3.4s forwards; }
.hero-badge svg { width: 100%; height: 100%; animation: spinBadge 25s linear infinite; }
@keyframes spinBadge { to { transform: rotate(360deg); } }
@keyframes revealUp { to { transform: translateY(0); } }
@keyframes fadeSlideUp { to { opacity: 1; transform: translateY(0); } }

/* ── Ticker ── */
.ticker { padding: 28px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow: hidden; background: var(--bg-warm); }
.ticker-track { display: flex; width: max-content; animation: tickerScroll 40s linear infinite; }
.ticker-track:hover { animation-play-state: paused; }
.ticker-item { display: flex; align-items: center; gap: 32px; padding: 0 32px; flex-shrink: 0; }
.ticker-item span { font-family: var(--ff-display); font-size: 1.1rem; font-weight: 300; font-style: italic; color: var(--text-muted); white-space: nowrap; transition: color 0.4s; }
.ticker-item:hover span { color: var(--fire-light); }
.ticker-dot { width: 5px; height: 5px; background: var(--fire); border-radius: 50%; flex-shrink: 0; }
@keyframes tickerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ── Section Utils ── */
.section-label { font-family: var(--ff-mono); font-size: 0.6rem; font-weight: 500; letter-spacing: 0.35em; text-transform: uppercase; color: var(--gold); display: inline-flex; align-items: center; gap: 14px; margin-bottom: 28px; }
.section-label::before { content: ''; width: 32px; height: 1px; background: var(--gold); }
.section-heading { font-family: var(--ff-display); font-size: clamp(2.4rem, 4.2vw, 4.2rem); font-weight: 300; line-height: 1.12; letter-spacing: -0.01em; }
.section-heading em { color: var(--fire-light); font-weight: 400; }

/* ── Reveal ── */
[data-reveal] { opacity: 0; transform: translateY(50px); transition: opacity 0.9s var(--ease-expo), transform 1.1s var(--ease-expo); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal-delay="1"] { transition-delay: 0.12s; }
[data-reveal-delay="2"] { transition-delay: 0.24s; }
[data-reveal-delay="3"] { transition-delay: 0.36s; }
[data-reveal-delay="4"] { transition-delay: 0.48s; }
[data-reveal-image] { position: relative; overflow: hidden; }
[data-reveal-image]::after { content: ''; position: absolute; inset: 0; background: var(--fire); transform: translateX(0); transition: transform 1.2s var(--ease-expo); z-index: 5; }
[data-reveal-image].is-visible::after { transform: translateX(101%); }

/* ── About ── */
.about { padding: 160px 56px; max-width: 1440px; margin: 0 auto; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 100px; align-items: center; }
.about-visual { position: relative; }
.about-photo-frame { position: relative; overflow: hidden; aspect-ratio: 3/4; background: var(--bg-card); }
.about-photo-frame::before { content: ''; position: absolute; top: -16px; left: -16px; right: 16px; bottom: 16px; border: 1px solid var(--gold); opacity: 0.2; z-index: -1; pointer-events: none; }
.about-photo-frame img { width: 100%; height: 100%; object-fit: cover; }
.about-badge { position: absolute; bottom: -28px; right: -28px; background: var(--fire); padding: 28px 32px; z-index: 10; }
.about-badge-number { font-family: var(--ff-display); font-size: 3rem; font-weight: 700; line-height: 1; color: var(--cream); }
.about-badge-text { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.75); margin-top: 6px; }
.about-exp-float { position: absolute; top: 24px; left: -40px; background: var(--bg); border: 1px solid var(--border); padding: 18px 22px; z-index: 10; text-align: center; }
.about-exp-float .value { font-family: var(--ff-heading); font-size: 1.6rem; font-weight: 700; color: var(--gold); line-height: 1; }
.about-exp-float .label { font-family: var(--ff-mono); font-size: 0.5rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-top: 4px; }
.about-heading { font-family: var(--ff-display); font-size: clamp(2.2rem, 3.5vw, 3.2rem); font-weight: 300; line-height: 1.15; margin-bottom: 36px; }
.about-heading em { color: var(--fire-light); font-weight: 400; }
.about-text { font-size: 0.95rem; font-weight: 400; line-height: 1.9; color: var(--text-dim); margin-bottom: 20px; }
.about-text strong { color: var(--gold); font-weight: 500; }
.about-divider { width: 60px; height: 1px; background: linear-gradient(90deg, var(--fire), var(--gold)); margin: 40px 0; }
.about-creds { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.about-cred { padding: 20px; background: var(--bg-card); border: 1px solid var(--border); transition: border-color 0.4s, transform 0.4s var(--ease-expo); }
.about-cred:hover { border-color: var(--fire); transform: translateY(-4px); }
.about-cred-val { font-family: var(--ff-heading); font-size: 1.3rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.about-cred-label { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }

/* ── Expertise ── */
.expertise { padding: 140px 0; background: linear-gradient(180deg, var(--bg-warm) 0%, var(--bg) 100%); position: relative; }
.expertise::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--border); }
.expertise-header { padding: 0 56px; max-width: 1440px; margin: 0 auto 72px; display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 60px; }
.expertise-desc { font-size: 0.92rem; font-weight: 400; line-height: 1.8; color: var(--text-dim); text-align: right; }
.expertise-grid { padding: 0 56px; max-width: 1440px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.exp-card { background: var(--bg); padding: 52px 40px; position: relative; overflow: hidden; transition: background 0.5s; }
.exp-card::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--fire), var(--ember), var(--gold)); transform: scaleX(0); transform-origin: left; transition: transform 0.6s var(--ease-expo); }
.exp-card:hover { background: var(--bg-card); }
.exp-card:hover::after { transform: scaleX(1); }
.exp-card-num { font-family: var(--ff-display); font-size: 5rem; font-weight: 300; color: rgba(255,255,255,0.02); position: absolute; top: 16px; right: 20px; line-height: 1; transition: color 0.5s; font-style: italic; }
.exp-card:hover .exp-card-num { color: rgba(212, 65, 42, 0.12); }
.exp-card-icon { width: 44px; height: 44px; margin-bottom: 32px; color: var(--gold); transition: color 0.4s; }
.exp-card:hover .exp-card-icon { color: var(--fire-light); }
.exp-card-icon svg { width: 100%; height: 100%; }
.exp-card-title { font-family: var(--ff-heading); font-size: 1.15rem; font-weight: 600; margin-bottom: 14px; color: var(--text); }
.exp-card-text { font-size: 0.84rem; font-weight: 400; line-height: 1.7; color: var(--text-dim); }

/* ── Projects Horizontal Scroll ── */
.projects-section { padding-top: 160px; position: relative; }
.projects-header { padding: 0 56px; max-width: 1440px; margin: 0 auto 72px; text-align: center; }
.projects-desc { max-width: 550px; margin: 20px auto 0; font-size: 0.92rem; font-weight: 400; line-height: 1.8; color: var(--text-dim); }
.horizontal-track { display: flex; gap: 40px; padding: 40px 56px 80px; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; cursor: grab; }
.horizontal-track::-webkit-scrollbar { display: none; }
.horizontal-track:active { cursor: grabbing; }
.project-card { flex: 0 0 560px; background: var(--bg-card); border: 1px solid var(--border); overflow: hidden; transition: border-color 0.5s, transform 0.6s var(--ease-expo); }
.project-card:hover { border-color: var(--fire); transform: translateY(-8px); }
.project-card-visual { width: 100%; aspect-ratio: 16/10; position: relative; overflow: hidden; }
.project-card-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease-expo); }
.project-card:hover .project-card-visual img { transform: scale(1.05); }
.project-card-visual::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(8,8,10,0.8) 100%); z-index: 2; }
.project-card-cat { position: absolute; bottom: 16px; left: 16px; font-family: var(--ff-mono); font-size: 0.5rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); z-index: 3; }
.project-card-body { padding: 32px 28px; }
.project-card-tag { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--fire-light); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.project-card-tag::before { content: ''; width: 16px; height: 1px; background: var(--fire); }
.project-card-name { font-family: var(--ff-display); font-size: 1.7rem; font-weight: 400; line-height: 1.2; margin-bottom: 14px; }
.project-card-desc { font-size: 0.84rem; font-weight: 400; line-height: 1.7; color: var(--text-dim); margin-bottom: 24px; }
.project-card-stats { display: flex; gap: 24px; padding-top: 20px; border-top: 1px solid var(--border); }
.project-stat { padding-left: 12px; border-left: 2px solid var(--fire); }
.project-stat-val { font-family: var(--ff-heading); font-size: 1.1rem; font-weight: 700; color: var(--text); }
.project-stat-lbl { font-family: var(--ff-mono); font-size: 0.5rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-top: 2px; }
.scroll-progress { margin: 0 56px; max-width: 1440px; height: 2px; background: var(--border); }
.scroll-progress-fill { height: 100%; background: linear-gradient(90deg, var(--fire), var(--gold)); width: 0%; transition: width 0.1s; }

/* ── Stats ── */
.stats-section { padding: 88px 56px; background: var(--fire); position: relative; overflow: hidden; }
.stats-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.25) 0%, transparent 40%, rgba(200,165,92,0.08) 100%); }
.stats-grid { max-width: 1440px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; position: relative; z-index: 1; }
.stat-item { text-align: center; }
.stat-num { font-family: var(--ff-display); font-size: clamp(2.5rem, 4.5vw, 4.5rem); font-weight: 700; color: var(--cream); line-height: 1; margin-bottom: 10px; }
.stat-label { font-family: var(--ff-mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(255,255,255,0.65); }

/* ── Process ── */
.process { padding: 160px 56px; max-width: 1440px; margin: 0 auto; }
.process-header { margin-bottom: 100px; }
.process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.process-timeline::before { content: ''; position: absolute; top: 20px; left: 20px; right: 20px; height: 1px; background: linear-gradient(90deg, var(--fire), var(--gold) 50%, var(--fire)); opacity: 0.2; }
.process-step { padding: 0 20px; }
.step-dot { width: 10px; height: 10px; background: var(--fire); border-radius: 50%; margin-bottom: 36px; position: relative; z-index: 2; box-shadow: 0 0 20px var(--fire-glow); }
.step-dot::before { content: ''; position: absolute; inset: -8px; border-radius: 50%; border: 1px solid var(--fire); opacity: 0; animation: stepPulse 3s ease-in-out infinite; }
@keyframes stepPulse { 0%,100% { transform: scale(0.8); opacity: 0; } 50% { transform: scale(1.8); opacity: 0.3; } }
.step-num { font-family: var(--ff-display); font-size: 4rem; font-weight: 300; font-style: italic; color: rgba(255,255,255,0.03); margin-bottom: 16px; line-height: 1; }
.step-title { font-family: var(--ff-heading); font-size: 1.15rem; font-weight: 600; margin-bottom: 12px; }
.step-text { font-size: 0.82rem; font-weight: 400; line-height: 1.75; color: var(--text-dim); }

/* ── Quote ── */
.quote-section { padding: 120px 56px; background: var(--bg-warm); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); position: relative; overflow: hidden; }
.quote-section::before { content: '\201C'; font-family: var(--ff-display); font-size: 22rem; color: rgba(212, 65, 42, 0.04); position: absolute; top: -60px; left: 40px; line-height: 1; pointer-events: none; }
.quote-inner { max-width: 860px; margin: 0 auto; text-align: center; position: relative; z-index: 1; }
.quote-photo { width: 64px; height: 64px; border-radius: 50%; overflow: hidden; margin: 0 auto 24px; border: 2px solid var(--gold); }
.quote-photo img { width: 100%; height: 100%; object-fit: cover; }
.quote-text { font-family: var(--ff-display); font-size: clamp(1.4rem, 2.3vw, 2rem); font-weight: 300; font-style: italic; line-height: 1.65; color: var(--text); margin-bottom: 36px; }
.quote-text em { color: var(--fire-light); font-weight: 400; }
.quote-author { font-family: var(--ff-mono); font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }

/* ── Certifications ── */
.certs { padding: 120px 56px; max-width: 1440px; margin: 0 auto; }
.certs-header { text-align: center; margin-bottom: 72px; }
.certs-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.cert-card { text-align: center; padding: 40px 24px; background: var(--bg-card); border: 1px solid var(--border); transition: all 0.5s var(--ease-expo); position: relative; overflow: hidden; }
.cert-card::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at center, var(--fire-glow) 0%, transparent 70%); opacity: 0; transition: opacity 0.5s; }
.cert-card:hover { border-color: var(--fire); transform: translateY(-6px); }
.cert-card:hover::before { opacity: 1; }
.cert-icon { width: 56px; height: 56px; margin: 0 auto 20px; background: var(--gold-soft); border-radius: 50%; display: flex; align-items: center; justify-content: center; position: relative; z-index: 1; color: var(--gold); }
.cert-icon svg { width: 24px; height: 24px; }
.cert-title { font-family: var(--ff-heading); font-size: 0.95rem; font-weight: 600; margin-bottom: 8px; position: relative; z-index: 1; }
.cert-desc { font-size: 0.78rem; color: var(--text-dim); line-height: 1.6; position: relative; z-index: 1; }

/* ── Contact ── */
.contact { padding: 160px 56px; max-width: 1440px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: start; }
.contact-heading { font-family: var(--ff-display); font-size: clamp(2.5rem, 4.5vw, 4.2rem); font-weight: 300; line-height: 1.1; margin-bottom: 28px; }
.contact-heading em { color: var(--fire-light); font-weight: 400; font-style: italic; }
.contact-text { font-size: 0.92rem; font-weight: 400; line-height: 1.8; color: var(--text-dim); margin-bottom: 48px; max-width: 440px; }
.contact-items { display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; align-items: center; gap: 20px; padding: 22px 28px; background: var(--bg-card); border: 1px solid var(--border); transition: all 0.5s var(--ease-expo); }
.contact-item:hover { border-color: var(--fire); transform: translateX(8px); background: var(--bg-elevated); }
.ci-icon { width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; background: rgba(212,65,42,0.08); flex-shrink: 0; color: var(--fire-light); }
.ci-icon svg { width: 20px; height: 20px; }
.ci-label { font-family: var(--ff-mono); font-size: 0.5rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 3px; }
.ci-value { font-size: 0.88rem; color: var(--text); }
.contact-whatsapp { display: flex; align-items: center; gap: 16px; padding: 24px 32px; background: linear-gradient(135deg, #25D366, #128C7E); border: none; transition: all 0.5s var(--ease-expo); text-decoration: none; }
.contact-whatsapp:hover { transform: translateX(8px); box-shadow: 0 8px 32px rgba(37,211,102,0.25); }
.contact-whatsapp svg { width: 28px; height: 28px; fill: #fff; flex-shrink: 0; }
.cw-label { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.8); }
.cw-value { font-size: 1rem; font-weight: 600; color: #fff; margin-top: 2px; }
.contact-photo-frame { position: relative; overflow: hidden; border: 1px solid var(--border); aspect-ratio: 3/4; }
.contact-photo-frame img { width: 100%; height: 100%; object-fit: cover; }
.contact-photo-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(8,8,10,0.85) 100%); pointer-events: none; }
.contact-photo-cta { position: absolute; bottom: 32px; left: 32px; right: 32px; z-index: 2; }
.contact-big-wa { display: flex; align-items: center; justify-content: center; gap: 14px; width: 100%; padding: 20px 32px; background: #25D366; color: #fff; font-family: var(--ff-heading); font-size: 1.05rem; font-weight: 600; letter-spacing: 0.02em; text-decoration: none; transition: all 0.5s var(--ease-expo); }
.contact-big-wa:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(37,211,102,0.4); }
.contact-big-wa svg { width: 24px; height: 24px; fill: #fff; flex-shrink: 0; }

/* ── WhatsApp Floating ── */
.whatsapp-float { position: fixed; bottom: 32px; right: 32px; z-index: 9500; display: flex; align-items: center; gap: 12px; text-decoration: none; }
.whatsapp-float-btn { width: 64px; height: 64px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 24px rgba(37,211,102,0.35); transition: transform 0.4s var(--ease-expo), box-shadow 0.4s; position: relative; }
.whatsapp-float-btn:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37,211,102,0.5); }
.whatsapp-float-btn svg { width: 32px; height: 32px; fill: #fff; }
.whatsapp-float-btn::before { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid #25D366; opacity: 0; animation: waPulse 2s ease-in-out infinite; }
.whatsapp-float-btn::after { content: ''; position: absolute; inset: -12px; border-radius: 50%; border: 1px solid #25D366; opacity: 0; animation: waPulse 2s ease-in-out infinite 0.5s; }
@keyframes waPulse { 0%,100% { transform: scale(0.9); opacity: 0; } 50% { transform: scale(1.3); opacity: 0.4; } }
.whatsapp-tooltip { background: var(--bg-card); border: 1px solid var(--border); padding: 10px 16px; font-family: var(--ff-mono); font-size: 0.6rem; letter-spacing: 0.08em; color: var(--text); white-space: nowrap; opacity: 0; transform: translateX(10px); transition: all 0.4s var(--ease-expo); pointer-events: none; }
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }

/* ── Footer ── */
.footer { padding: 48px 56px; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1440px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.footer-brand { font-family: var(--ff-heading); font-size: 1.2rem; font-weight: 700; }
.footer-brand .dot { display: inline-block; width: 6px; height: 6px; background: var(--fire); border-radius: 50%; margin-left: 2px; }
.footer-copy { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.08em; color: var(--text-muted); }
.footer-top-btn { font-family: var(--ff-mono); font-size: 0.55rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); display: flex; align-items: center; gap: 8px; cursor: pointer; transition: color 0.3s; }
.footer-top-btn:hover { color: var(--fire-light); }
.footer-top-btn svg { width: 14px; height: 14px; }

/* ══════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════ */
@media (max-width: 1200px) {
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card { flex: 0 0 440px; }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-photo-col { max-width: 400px; }
  .about { grid-template-columns: 1fr; gap: 60px; }
  .expertise-header { grid-template-columns: 1fr; }
  .expertise-desc { text-align: left; }
  .process-timeline { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process-timeline::before { display: none; }
  .contact { grid-template-columns: 1fr; gap: 60px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav { padding: 20px 24px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 120px 24px 60px; }
  .hero-bottom { left: 24px; right: 24px; bottom: 24px; }
  .hero-badge { width: 90px; height: 90px; }
  .ticker-item { gap: 20px; padding: 0 20px; }
  .about { padding: 100px 24px; }
  .about-exp-float { display: none; }
  .about-badge { right: -12px; bottom: -12px; padding: 18px 22px; }
  .about-badge-number { font-size: 2.2rem; }
  .about-creds { grid-template-columns: 1fr; gap: 16px; }
  .expertise { padding: 100px 0; }
  .expertise-header { padding: 0 24px; }
  .expertise-grid { grid-template-columns: 1fr; padding: 0 24px; border: none; background: none; gap: 16px; }
  .exp-card { border: 1px solid var(--border); }
  .projects-section { padding-top: 100px; }
  .projects-header { padding: 0 24px; }
  .horizontal-track { padding: 40px 24px 60px; gap: 24px; }
  .project-card { flex: 0 0 85vw; }
  .scroll-progress { margin: 0 24px; }
  .stats-section { padding: 60px 24px; }
  .process { padding: 100px 24px; }
  .process-timeline { grid-template-columns: 1fr; }
  .quote-section { padding: 80px 24px; }
  .certs { padding: 80px 24px; }
  .certs-grid { grid-template-columns: 1fr; }
  .contact { padding: 100px 24px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .cursor { display: none; }
  body { cursor: auto; }
  a, button { cursor: pointer; }
  .whatsapp-float { bottom: 20px; right: 20px; }
  .whatsapp-float-btn { width: 56px; height: 56px; }
  .whatsapp-float-btn svg { width: 28px; height: 28px; }
  .whatsapp-tooltip { display: none; }
}