/* =============================================================
   EMANUELA LOGOZZO — SITE
   Theme: Exponential / Editorial / Futuristic
   ============================================================= */

:root {
  /* palette */
  --bg: #0a0a0f;
  --bg-2: #11111a;
  --bg-3: #161623;
  --surface: #1a1a28;
  --line: rgba(255,255,255,.08);
  --line-2: rgba(255,255,255,.14);
  --ink: #f5f5fa;
  --ink-2: #c7c7d4;
  --ink-3: #8b8ba0;
  --accent: #a78bfa;     /* violet */
  --accent-2: #22d3ee;   /* cyan  */
  --accent-3: #f0abfc;   /* pink  */
  --warn: #fbbf24;
  --grad-1: linear-gradient(135deg,#a78bfa 0%,#22d3ee 100%);
  --grad-2: linear-gradient(135deg,#f0abfc 0%,#a78bfa 50%,#22d3ee 100%);
  --grad-glow: radial-gradient(circle at 50% 50%, rgba(167,139,250,.35), transparent 60%);

  /* type */
  --f-sans: 'Space Grotesk', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --f-serif: 'Instrument Serif', 'Times New Roman', serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* layout */
  --max: 1240px;
  --pad: clamp(20px, 4vw, 64px);
  --radius: 18px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }
section, header[id], .hero { scroll-margin-top: 80px; }
body {
  font-family: var(--f-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
em { font-family: var(--f-serif); font-style: italic; font-weight: 400; }
strong { font-weight: 600; color: var(--ink); }

::selection { background: var(--accent); color: var(--bg); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }

/* =================== NAV =================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--pad);
  backdrop-filter: blur(14px);
  background: rgba(10,10,15,.6);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, padding .3s, background .3s;
}
.nav.scrolled { border-bottom-color: var(--line); padding: 12px var(--pad); background: rgba(10,10,15,.85); }
.nav__logo { display: flex; align-items: center; gap: 12px; font-weight: 600; text-decoration: none; }
.nav__name {
  font-family: var(--f-sans);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -.025em;
  color: var(--ink);
  line-height: 1;
  transition: color .2s;
}
.nav__name-tld {
  color: var(--accent);
  font-weight: 600;
}
.nav__logo:hover .nav__name { color: var(--accent); }
.nav__links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav__links a {
  font-size: 14px; color: var(--ink-2);
  transition: color .2s; position: relative;
}
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  padding: 9px 16px; border-radius: 999px;
  background: var(--ink); color: var(--bg) !important;
  font-weight: 500; transition: background .2s;
}
.nav__cta:hover { background: var(--accent); color: var(--bg) !important; }
@media (max-width: 880px) {
  .nav { padding: 12px 16px; gap: 12px; }
  .nav.scrolled { padding: 10px 16px; }
  .nav__name { font-size: 15px; }
  .nav__links {
    flex: 1; min-width: 0;
    gap: 6px; justify-content: flex-start;
    overflow-x: auto; overflow-y: hidden;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
    scroll-padding-left: 4px;
    padding: 2px 0;
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 24px), transparent 100%);
  }
  .nav__links::-webkit-scrollbar { display: none; }
  .nav__links li { flex: 0 0 auto; scroll-snap-align: start; }
  .nav__links a {
    display: inline-flex; align-items: center;
    font-size: 13px; line-height: 1;
    padding: 10px 14px; border-radius: 999px;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--line-2);
    white-space: nowrap;
    color: var(--ink-2);
    overflow: visible; text-overflow: clip;
  }
  .nav__links a:hover, .nav__links a:active { color: var(--ink); border-color: var(--accent); }
  .nav__links .nav__cta {
    background: var(--ink); color: var(--bg) !important;
    border-color: var(--ink);
    padding: 10px 16px;
  }
}
@media (max-width: 380px) {
  .nav { padding: 10px 12px; gap: 8px; }
  .nav__links a { padding: 9px 12px; font-size: 12px; }
}

/* =================== HERO =================== */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 140px var(--pad) 80px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: center;
  gap: 60px;
}
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  pointer-events: none;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: var(--grad-glow);
  opacity: .6; pointer-events: none;
}

.hero__orbits {
  position: absolute;
  right: -100px; top: 50%; transform: translateY(-50%);
  width: 700px; height: 700px;
  pointer-events: none;
}
.orbit {
  position: absolute; inset: 0; margin: auto;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  animation: spin 120s linear infinite;
}
.orbit::before {
  content: ''; position: absolute; top: -5px; left: 50%;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 20px var(--accent-2);
}
.orbit--1 { width: 320px; height: 320px; animation-duration: 90s; }
.orbit--1::before { background: var(--accent); box-shadow: 0 0 20px var(--accent); }
.orbit--2 { width: 480px; height: 480px; animation-duration: 160s; animation-direction: reverse; }
.orbit--2::before { background: var(--accent-3); box-shadow: 0 0 20px var(--accent-3); }
.orbit--3 { width: 640px; height: 640px; animation-duration: 240s; }
.orbit__core {
  position: absolute; inset: 0; margin: auto;
  width: 80px; height: 80px; border-radius: 50%;
  background: var(--grad-1);
  filter: blur(20px); opacity: .8;
  animation: pulse 3s ease-in-out infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 50% { transform: scale(1.3); opacity: 1; } }

.hero__content { position: relative; z-index: 2; max-width: 720px; }

.hero__title {
  font-family: var(--f-sans);
  font-size: clamp(48px, 7vw, 100px);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.04em;
  margin-bottom: 32px;
}
.hero__title .line { display: block; opacity: 0; transform: translateY(40px); animation: rise .9s cubic-bezier(.2,.7,.2,1) forwards; }
.hero__title .line:nth-child(1) { animation-delay: .1s; }
.hero__title .line:nth-child(2) { animation-delay: .25s; }
.hero__title .line:nth-child(3) { animation-delay: .4s; }
.hero__title .line:nth-child(4) { animation-delay: .55s; }
.hero__title em { font-weight: 400; color: var(--accent); }
.hero__title .gradient {
  background: var(--grad-2);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
@keyframes rise { to { opacity: 1; transform: translateY(0); } }

.hero__sub {
  max-width: 540px;
  font-size: clamp(16px, 1.2vw, 19px);
  color: var(--ink-2); margin-bottom: 36px;
}
.hero__sub strong { color: var(--ink); font-weight: 500; }

.hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font-size: 15px; font-weight: 500; letter-spacing: -.005em;
  transition: transform .2s, background .2s, box-shadow .2s, color .2s;
  border: 1px solid transparent; cursor: pointer;
}
.btn--primary {
  background: var(--ink); color: var(--bg);
  box-shadow: 0 8px 30px rgba(167,139,250,.25);
}
.btn--primary:hover { background: var(--accent); color: var(--bg); transform: translateY(-2px); box-shadow: 0 12px 40px rgba(167,139,250,.5); }
.btn--ghost {
  background: transparent; color: var(--ink);
  border-color: var(--line-2);
}
.btn--ghost:hover { background: rgba(255,255,255,.06); border-color: var(--ink-3); }
.btn--block { width: 100%; justify-content: center; }

.hero__stats { display: flex; gap: clamp(20px, 4vw, 60px); flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: 4px; min-width: 100px; }
.stat__num {
  font-family: var(--f-serif); font-size: clamp(40px, 5vw, 64px);
  line-height: 1; color: var(--accent);
  font-weight: 400;
}
.stat__suffix {
  font-family: var(--f-serif); font-size: clamp(40px, 5vw, 64px);
  color: var(--accent-2); margin-left: 2px;
}
.stat__label { font-size: 13px; color: var(--ink-3); margin-top: 6px; max-width: 130px; }

.hero__quote {
  position: absolute; right: var(--pad); bottom: 80px;
  max-width: 280px; z-index: 2;
  border-left: 2px solid var(--accent);
  padding-left: 18px;
  font-family: var(--f-serif);
  font-size: 18px; line-height: 1.4;
  color: var(--ink-2);
}
.hero__quote span { display: block; margin-top: 10px; font-family: var(--f-mono); font-size: 11px; color: var(--ink-3); }

.hero__scroll {
  position: absolute; left: 50%; bottom: 30px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  font-family: var(--f-mono); font-size: 11px; color: var(--ink-3);
  letter-spacing: .15em; text-transform: uppercase;
  z-index: 2;
}
.hero__scroll-line {
  width: 1px; height: 40px; background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine { 50% { transform: scaleY(.4); transform-origin: top; } }

@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 120px; }
  .hero__orbits { display: none; }
  .hero__quote { position: static; margin-top: 40px; max-width: 100%; }
}

/* =================== SECTION COMMON =================== */
section { position: relative; padding: 120px 0; }

.section-head { max-width: 880px; margin-bottom: 80px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--f-serif); font-style: italic;
  font-size: 17px; color: var(--ink-2);
  margin-bottom: 28px;
  letter-spacing: 0;
  text-transform: none;
}
.eyebrow::before {
  content: ''; display: inline-block;
  width: 32px; height: 1px; background: var(--accent);
}
.section-title {
  font-family: var(--f-sans);
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 500; line-height: 1.1;
  letter-spacing: -.03em;
}
.section-title em { color: var(--accent); }
.section-title .kicker { color: var(--accent-2); font-family: var(--f-mono); font-size: .65em; letter-spacing: -.01em; }
.section-lead { color: var(--ink-2); margin-top: 24px; font-size: 18px; max-width: 720px; }
.section-lead strong { color: var(--accent); }

/* =================== ABOUT =================== */
.about__grid {
  display: grid;
  grid-template-columns: 0.6fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 920px) { .about__grid { grid-template-columns: 1fr; gap: 50px; } }

.portrait-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  aspect-ratio: 4/5;
  margin: 0;
}
.portrait-frame img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
  filter: contrast(1.02) saturate(.95);
  transition: transform .8s cubic-bezier(.2,.7,.2,1);
}
.portrait-frame:hover img { transform: scale(1.03); }
.portrait-meta { margin-top: 18px; display: flex; flex-direction: column; gap: 8px; }
.portrait-meta div {
  display: flex; justify-content: space-between;
  font-size: 13px; padding: 10px 0; border-bottom: 1px solid var(--line);
}
.portrait-meta span { color: var(--ink-3); font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }

.about__text .lead { font-size: 21px; line-height: 1.5; margin-bottom: 24px; color: var(--ink); }
.about__text p { color: var(--ink-2); margin-bottom: 18px; font-size: 16px; }
.about__text a { color: var(--accent-2); border-bottom: 1px solid currentColor; }
.about__text a:hover { color: var(--accent); }

.manifesto {
  margin-top: 100px;
  padding: 60px;
  background: linear-gradient(135deg, rgba(167,139,250,.06), rgba(34,211,238,.04));
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.manifesto::before {
  content: '∞'; position: absolute; top: -40px; right: -20px;
  font-family: var(--f-serif); font-size: 280px;
  color: var(--accent); opacity: .08;
  line-height: 1;
}
.manifesto h3 {
  font-family: var(--f-serif); font-style: italic;
  font-size: 18px; color: var(--ink-2);
  margin-bottom: 32px;
  letter-spacing: 0; text-transform: none;
}
.manifesto ol { list-style: none; display: grid; gap: 18px; }
.manifesto li {
  display: grid; grid-template-columns: 60px 1fr; align-items: baseline; gap: 20px;
  padding-bottom: 18px; border-bottom: 1px solid var(--line);
}
.manifesto li p {
  font-family: var(--f-serif); font-size: clamp(18px, 2vw, 24px);
  line-height: 1.4; margin: 0;
}
.manifesto li:last-child { border-bottom: 0; }
.manifesto li > span {
  font-family: var(--f-serif); font-style: italic;
  font-size: 22px; color: var(--accent-2);
}
.manifesto li em { color: var(--accent); }

@media (max-width: 720px) { .manifesto { padding: 32px 24px; } }

/* =================== BOOK =================== */
.book { background: var(--bg-2); }
.book__grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 80px; align-items: start;
}
@media (max-width: 920px) { .book__grid { grid-template-columns: 1fr; gap: 60px; } }

.book__cover { position: sticky; top: 100px; }
.cover {
  display: block;
  position: relative;
  width: 100%; max-width: 360px;
  aspect-ratio: 11/16;
  margin: 0 auto;
  border-radius: 6px;
  overflow: hidden;
  box-shadow:
    -20px 30px 60px rgba(0,0,0,.55),
    0 0 0 1px var(--line-2),
    inset 6px 0 12px -4px rgba(0,0,0,.45);
  transition: transform .9s cubic-bezier(.2,.7,.2,1), box-shadow .9s cubic-bezier(.2,.7,.2,1);
  transform-origin: left center;
}
.cover img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.cover::after {
  content: ''; position: absolute; inset: 0 auto 0 0;
  width: 14px;
  background: linear-gradient(90deg, rgba(0,0,0,.35), rgba(0,0,0,0));
  pointer-events: none;
}
.cover:hover {
  transform: perspective(1500px) rotateY(-10deg) translateY(-4px);
  box-shadow:
    -28px 36px 70px rgba(0,0,0,.6),
    0 0 0 1px var(--line-2);
}

.book__meta { margin-top: 32px; display: flex; flex-direction: column; gap: 8px; }
.book__meta div {
  display: flex; justify-content: space-between;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.book__meta span { color: var(--ink-3); font-family: var(--f-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }

.book__text .lead { font-size: 22px; margin-bottom: 24px; line-height: 1.4; color: var(--ink); font-family: var(--f-serif); }
.book__text p { color: var(--ink-2); margin-bottom: 18px; }

.book__quote {
  margin: 40px 0;
  padding: 30px;
  border-left: 3px solid var(--accent);
  background: rgba(167,139,250,.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-family: var(--f-serif);
  font-size: 22px; line-height: 1.4;
  color: var(--ink);
}
.book__quote cite {
  display: block; margin-top: 16px;
  font-family: var(--f-mono); font-size: 12px;
  color: var(--ink-3); font-style: normal; letter-spacing: .05em;
}

.book__text h4 {
  font-size: 13px; font-family: var(--f-mono);
  letter-spacing: .15em; text-transform: uppercase;
  color: var(--accent-2); margin: 40px 0 20px;
}
.book__toc { display: flex; flex-direction: column; gap: 1px; margin-bottom: 40px; }
.toc-item {
  display: grid; grid-template-columns: 50px 1fr;
  gap: 16px; padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px; color: var(--ink-2);
  transition: color .2s, padding .2s;
}
.toc-item:hover { color: var(--ink); padding-left: 8px; }
.toc-item span { font-family: var(--f-mono); color: var(--accent); font-size: 12px; }

.book__ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* =================== ExQ =================== */
.exq { background: var(--bg-2); }
.exq__app {
  max-width: 800px; margin: 0 auto;
  padding: 50px;
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  position: relative;
}
.exq__progress {
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--line);
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
}
.exq__progress-bar {
  height: 100%; width: 0;
  background: var(--grad-1);
  transition: width .4s cubic-bezier(.2,.7,.2,1);
}

.exq__stage { min-height: 280px; }
.exq__question { animation: fadeIn .4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

.exq__attr {
  font-family: var(--f-mono); font-size: 12px;
  color: var(--accent); letter-spacing: .15em;
  text-transform: uppercase; margin-bottom: 16px;
}
.exq__q-title {
  font-family: var(--f-serif); font-size: clamp(22px, 2.5vw, 30px);
  line-height: 1.3; margin-bottom: 32px;
}
.exq__options { display: grid; gap: 10px; }
.exq__option {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 22px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-2);
  background: var(--bg-2);
  cursor: pointer; transition: all .2s;
  text-align: left; width: 100%;
  font-size: 15px; color: var(--ink-2);
}
.exq__option:hover { border-color: var(--accent); color: var(--ink); }
.exq__option.selected {
  background: rgba(167,139,250,.1);
  border-color: var(--accent); color: var(--ink);
}
.exq__option-num {
  display: inline-grid; place-items: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--line-2);
  font-family: var(--f-mono); font-size: 12px;
  color: var(--ink-3); flex-shrink: 0;
}
.exq__option.selected .exq__option-num { background: var(--accent); color: var(--bg); border-color: var(--accent); }

.exq__nav {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--line);
}
.exq__counter { font-family: var(--f-mono); font-size: 13px; color: var(--ink-3); }

/* result */
.exq__result { text-align: center; padding: 20px; animation: fadeIn .6s ease; }
.exq__result-score {
  font-family: var(--f-serif);
  font-size: clamp(80px, 12vw, 140px);
  line-height: 1;
  background: var(--grad-1);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.exq__result-max { font-family: var(--f-mono); font-size: 18px; color: var(--ink-3); }
.exq__result-label {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--accent); letter-spacing: .2em;
  text-transform: uppercase; margin: 24px 0 12px;
}
.exq__result h3 {
  font-family: var(--f-sans); font-size: 32px;
  font-weight: 500; letter-spacing: -.02em; margin-bottom: 16px;
}
.exq__result p { color: var(--ink-2); max-width: 500px; margin: 0 auto 32px; }

@media (max-width: 720px) { .exq__app { padding: 32px 22px; } }
.exq__intro-cta {
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  margin-top: 28px;
}
.exq__intro-note {
  font-family: var(--f-mono); font-size: 12px;
  color: var(--ink-3); letter-spacing: .04em;
}

/* =================== CASES =================== */
.cases__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.case {
  padding: 32px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  transition: border-color .3s, transform .3s;
  position: relative;
  overflow: hidden;
}
.case::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad-1);
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.case:hover { border-color: var(--accent); transform: translateY(-4px); }
.case:hover::before { transform: scaleX(1); }
.case header { margin-bottom: 20px; }
.case header span {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--accent-2); letter-spacing: .15em;
  text-transform: uppercase;
}
.case h3 {
  font-family: var(--f-sans); font-size: 28px;
  font-weight: 600; margin-top: 6px;
  background: var(--grad-1);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.case__mtp {
  font-family: var(--f-serif); font-size: 16px;
  font-style: italic; color: var(--ink-2);
  padding: 16px 0 20px; border-bottom: 1px solid var(--line);
  margin-bottom: 20px; line-height: 1.4;
}
.case ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.case li {
  font-size: 13px; color: var(--ink-2);
  padding-left: 18px; position: relative;
}
.case li::before {
  content: ''; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
}

/* =================== QUOTES =================== */
.quotes { padding: 80px 0; background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.quotes__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px 50px;
}
.quotes figure { padding: 20px 0; }
.quotes blockquote {
  font-family: var(--f-serif); font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.4; color: var(--ink); margin-bottom: 14px;
}
.quotes blockquote em { color: var(--accent); }
.quotes figcaption {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .1em;
}

/* =================== ARTICLES =================== */
.articles__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.article {
  display: flex; flex-direction: column;
  padding: 36px;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  transition: all .3s;
  min-height: 260px;
}
.article:hover {
  background: linear-gradient(135deg, rgba(167,139,250,.08), rgba(34,211,238,.04));
  border-color: var(--accent);
  transform: translateY(-4px);
}
.article__brand {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--accent); letter-spacing: .15em;
  text-transform: uppercase; margin-bottom: 24px;
}
.article h3 {
  font-family: var(--f-serif); font-size: 24px;
  line-height: 1.25; font-weight: 400;
  margin-bottom: 14px;
}
.article p, .article .article__excerpt { font-size: 14px; color: var(--ink-2); flex-grow: 1; }
.article h3, .article .article__title {
  font-family: var(--f-serif); font-size: 24px;
  line-height: 1.25; font-weight: 400;
  margin-bottom: 14px;
}
.article__date {
  display: block; margin-top: 14px;
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .08em;
}
.article__date:empty { display: none; }
.article.is-loading .article__title,
.article.is-loading .article__excerpt {
  opacity: .55;
  position: relative;
}
.article.is-error .article__brand { color: var(--ink-3); }
.articles__note {
  font-family: var(--f-mono); font-size: 12px;
  color: var(--ink-3); letter-spacing: .04em;
  margin: -10px 0 26px;
}
.article__cta {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 24px; font-family: var(--f-mono); font-size: 13px;
  color: var(--accent); transition: gap .2s;
}
.article:hover .article__cta { gap: 14px; }

/* =================== CONTACT =================== */
.contact { background: var(--bg-2); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 920px) { .contact__grid { grid-template-columns: 1fr; gap: 50px; } }

.contact__intro h2 {
  font-family: var(--f-sans);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 500; letter-spacing: -.03em;
  line-height: 1.05; margin: 16px 0 24px;
}
.contact__intro h2 em { color: var(--accent); }
.contact__intro p { color: var(--ink-2); margin-bottom: 36px; max-width: 460px; }

.contact__channels { list-style: none; display: flex; flex-direction: column; gap: 1px; }
.contact__channels li {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0; border-bottom: 1px solid var(--line);
  gap: 20px; flex-wrap: wrap;
}
.contact__channels span {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .15em;
  text-transform: uppercase;
}
.contact__channels a {
  color: var(--ink); font-size: 16px;
  transition: color .2s;
}
.contact__channels a:hover { color: var(--accent); }

.contact__form {
  padding: 40px;
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  display: flex; flex-direction: column; gap: 20px;
}
.contact__form label { display: flex; flex-direction: column; gap: 8px; }
.contact__form label > span {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .15em;
  text-transform: uppercase;
}
.contact__form input,
.contact__form textarea {
  padding: 14px 16px;
  background: var(--bg-3);
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  color: var(--ink); font-family: var(--f-sans); font-size: 15px;
  transition: border-color .2s;
  resize: vertical;
}
.contact__form input:focus,
.contact__form textarea:focus { outline: 0; border-color: var(--accent); }
.contact__form .checkbox {
  flex-direction: row; align-items: center; gap: 12px; cursor: pointer;
}
.contact__form .checkbox span {
  font-family: var(--f-sans); font-size: 13px;
  text-transform: none; letter-spacing: 0; color: var(--ink-2);
}
.contact__form .checkbox input { accent-color: var(--accent); width: 16px; height: 16px; }
.contact__feedback { font-size: 14px; min-height: 20px; }
.contact__feedback.success { color: #4ade80; }
.contact__feedback.error { color: #fb7185; }

@media (max-width: 720px) { .contact__form { padding: 28px 24px; } }

/* =================== FOOTER =================== */
.footer {
  padding: 60px 0 30px;
  border-top: 1px solid var(--line);
}
.footer__top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 40px; flex-wrap: wrap;
  padding-bottom: 40px; border-bottom: 1px solid var(--line);
  margin-bottom: 30px;
}
.footer__brand { display: flex; gap: 16px; align-items: center; }
.footer__brand p { font-size: 14px; line-height: 1.5; }
.footer__nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer__nav a { font-size: 14px; color: var(--ink-2); transition: color .2s; }
.footer__nav a:hover { color: var(--accent); }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center;
  gap: 20px; flex-wrap: wrap;
  font-size: 12px; color: var(--ink-3);
}
.footer__motto { font-family: var(--f-serif); font-style: italic; color: var(--ink-2); }

/* =================== REVEAL ANIMATION =================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
}

/* =================== CERTIFICAZIONI =================== */
.certs { background: var(--bg-2); }
.certs__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.cert {
  display: flex; flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: border-color .3s, transform .3s;
}
.cert::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--grad-1);
  opacity: .9; z-index: 3;
}
.cert--exo::before { background: var(--grad-2); }
.cert:hover { border-color: var(--accent); transform: translateY(-4px); }
.cert--exo:hover { border-color: var(--accent-3); }

.cert__preview {
  display: block; position: relative;
  aspect-ratio: 1414/1000;
  background: #f5f5fa;
  overflow: hidden;
  border-bottom: 1px solid var(--line-2);
}
.cert__preview img {
  width: 100%; height: 100%;
  object-fit: contain; object-position: center;
  display: block;
  transition: transform .8s cubic-bezier(.2,.7,.2,1);
}
.cert:hover .cert__preview img { transform: scale(1.03); }
.cert__open {
  position: absolute; right: 14px; bottom: 14px;
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(10,10,15,.85);
  backdrop-filter: blur(8px);
  color: var(--ink);
  font-family: var(--f-mono); font-size: 12px;
  letter-spacing: .05em;
  border: 1px solid var(--line-2);
  opacity: 0; transform: translateY(8px);
  transition: opacity .3s, transform .3s;
}
.cert:hover .cert__open { opacity: 1; transform: translateY(0); }

.cert__body { padding: 32px; display: flex; flex-direction: column; gap: 18px; }
.cert__body header { margin: 0; }
.cert__issuer {
  display: block;
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .12em;
  text-transform: uppercase; margin-bottom: 10px;
}
.cert h3 {
  font-family: var(--f-sans); font-size: clamp(20px, 2vw, 26px);
  font-weight: 500; letter-spacing: -.02em; line-height: 1.2;
}
.cert__quote {
  font-family: var(--f-serif); font-style: italic;
  font-size: 17px; line-height: 1.45; color: var(--ink-2);
  border-left: 2px solid var(--accent);
  padding-left: 18px; margin: 0;
}
.cert--exo .cert__quote { border-left-color: var(--accent-3); }
.cert__meta { list-style: none; display: flex; flex-direction: column; gap: 1px; margin: 0; }
.cert__meta li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  font-size: 13px; color: var(--ink-2);
}
.cert__meta li:last-child { border-bottom: 0; }
.cert__meta span {
  font-family: var(--f-mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: .12em;
  text-transform: uppercase;
}

/* =================== MOBILE OVERHAUL =================== */
@media (max-width: 1024px) {
  section { padding: 90px 0; }
  .section-head { margin-bottom: 56px; }
}

@media (max-width: 880px) {
  .certs__grid { grid-template-columns: 1fr; gap: 24px; }
  .cert__body { padding: 24px 22px; gap: 14px; }
}

@media (max-width: 720px) {
  :root { --pad: 22px; --radius: 14px; }
  section { padding: 72px 0; }
  .section-head { margin-bottom: 44px; }
  .section-title { font-size: clamp(28px, 7vw, 38px); }
  .section-lead { font-size: 16px; }

  /* nav */
  .nav { padding: 14px var(--pad); }
  .nav.scrolled { padding: 10px var(--pad); }

  /* hero */
  .hero { padding-top: 100px; padding-bottom: 60px; min-height: auto; }
  .hero__title { font-size: clamp(40px, 11vw, 64px); margin-bottom: 24px; }
  .hero__sub { font-size: 16px; margin-bottom: 28px; }
  .hero__ctas { margin-bottom: 40px; gap: 10px; }
  .hero__ctas .btn { padding: 12px 22px; font-size: 14px; }
  .hero__stats { gap: 24px 32px; }
  .stat__num, .stat__suffix { font-size: clamp(34px, 9vw, 48px); }
  .stat__label { font-size: 12px; max-width: 110px; }
  .hero__quote { font-size: 16px; padding-left: 14px; margin-top: 30px; }
  .hero__scroll { display: none; }

  /* about */
  .about__grid { gap: 36px; }
  .about__text .lead { font-size: 18px; }
  .about__text p { font-size: 15px; }
  .portrait-meta div { font-size: 12px; padding: 8px 0; }

  /* manifesto */
  .manifesto { margin-top: 60px; padding: 28px 22px; }
  .manifesto::before { font-size: 180px; top: -20px; right: -10px; }
  .manifesto li { grid-template-columns: 36px 1fr; gap: 12px; padding-bottom: 14px; }
  .manifesto li p { font-size: 17px; line-height: 1.45; }
  .manifesto li > span { font-size: 17px; }

  /* book */
  .book__grid { gap: 40px; }
  .book__cover { position: static; }
  .cover { max-width: 240px; }
  .book__meta div { font-size: 12px; padding: 8px 0; }
  .book__meta span { font-size: 10px; }
  .book__text .lead { font-size: 18px; }
  .book__quote { font-size: 18px; padding: 24px; margin: 24px 0; }
  .book__toc { gap: 0; }
  .toc-item { font-size: 14px; padding: 12px 0; }
  .book__ctas { flex-direction: column; align-items: stretch; }
  .book__ctas .btn { justify-content: center; }

  /* certs */
  .cert__body { padding: 22px 20px; gap: 12px; }
  .cert__quote { font-size: 16px; padding-left: 14px; }
  .cert h3 { font-size: 19px; }
  .cert__open { opacity: 1; transform: translateY(0); font-size: 11px; padding: 7px 12px; }

  /* exq */
  .exq__app { padding: 24px 22px; }
  .exq__nav { flex-direction: column; gap: 14px; }
  .exq__nav .btn { width: 100%; justify-content: center; }
  .exq__counter { order: -1; }
  .exq__question { font-size: 17px; }
  .exq__answer { padding: 14px 16px; font-size: 14px; }
  .exq__result-score { font-size: 64px; }

  /* cases */
  .cases__grid { grid-template-columns: 1fr; gap: 18px; }
  .case { padding: 26px 22px; }
  .case h3 { font-size: 22px; }
  .case__mtp { font-size: 15px; }

  /* quotes */
  .quotes__grid { grid-template-columns: 1fr; gap: 18px; }
  .quotes figure { padding: 26px 22px; }
  .quotes blockquote { font-size: 17px; }

  /* articles */
  .articles__grid { grid-template-columns: 1fr; gap: 16px; }
  .article { padding: 24px 22px; }
  .article h3 { font-size: 19px; }

  /* contact */
  .contact__intro h2 { font-size: clamp(32px, 8vw, 44px); }
  .contact__channels li { padding: 14px 0; }
  .contact__channels a { font-size: 15px; }
  .contact__form { padding: 24px 22px; gap: 16px; }
  .contact__form input, .contact__form textarea { padding: 12px 14px; font-size: 16px; }

  /* footer */
  .footer { padding: 40px 0 24px; }
  .footer__top { gap: 24px; padding-bottom: 28px; margin-bottom: 22px; }
  .footer__brand p { font-size: 13px; }
  .footer__nav { gap: 16px; }
  .footer__nav a { font-size: 13px; }
  .footer__bottom { font-size: 11px; flex-direction: column; align-items: flex-start; gap: 10px; }

  /* tap targets */
  .btn { min-height: 48px; }
  a, button { -webkit-tap-highlight-color: rgba(167,139,250,.2); }
}

@media (max-width: 480px) {
  .hero__stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .hero__stats .stat:nth-child(3) { grid-column: 1 / -1; }
  .stat { min-width: 0; }
  .stat__label { max-width: 100%; }
  .cover { max-width: 200px; }
  .nav__name { font-size: 14px; }
}