/* ═══════════════════════════════════════════
   ESTRUCTURA.AGENCY — Tom Sachs Brutalist
   Palette: #0A0A0A / #CC2200 / #F5F0E8 / #FFF
   Fonts: Helvetica Neue Bold + Courier New
═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap');

:root {
  --black: #0A0A0A;
  --red: #CC2200;
  --kraft: #F5F0E8;
  --white: #FFFFFF;
  --grey: #888888;
  --border: 2px solid var(--black);
  --border-thin: 1px solid rgba(10,10,10,0.15);
  --font-display: 'Helvetica Neue', 'Arial Black', Helvetica, Arial, sans-serif;
  --font-mono: 'Space Mono', 'Courier New', Courier, monospace;
  --max-w: 1200px;
  --gutter: clamp(1.5rem, 4vw, 4rem);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-mono);
  background: var(--kraft);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Noise texture overlay ── */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  opacity: 0.03;
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ── Utility ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--grey);
}

.label--red {
  color: var(--red);
}

.stencil {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 0.9;
}

/* ── Tape / divider ── */
.tape {
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 0.5rem 0;
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
}

.tape span {
  display: inline-block;
  animation: scroll-tape 20s linear infinite;
}

@keyframes scroll-tape {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ══════════════════════════════
   NAV
══════════════════════════════ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--black);
  border-bottom: 3px solid var(--red);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
}

.logo em {
  font-style: normal;
  color: var(--red);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.nav-links a:hover { opacity: 1; }

.nav-cta {
  background: var(--red) !important;
  color: var(--white) !important;
  padding: 0.4rem 1rem !important;
  opacity: 1 !important;
  transition: background 0.2s !important;
}

.nav-cta:hover { background: #aa1c00 !important; }

/* ══════════════════════════════
   BUTTONS
══════════════════════════════ */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1rem 2rem;
  border: var(--border);
  transition: all 0.2s;
  cursor: pointer;
}

.btn--primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.btn--primary:hover {
  background: #aa1c00;
  border-color: #aa1c00;
}

.btn--ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
}

.btn--ghost:hover {
  border-color: var(--white);
}

.btn--dark {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}

.btn--dark:hover {
  background: #222;
}

/* ══════════════════════════════
   HERO (reusable)
══════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 60px;
  background: var(--black);
  color: var(--white);
  position: relative;
}

.hero--short {
  min-height: 50vh;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding: 6rem var(--gutter) 4rem;
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 0.92;
}

.hero h1 .line-accent {
  color: var(--red);
  display: block;
}

.hero-sub {
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  line-height: 1.7;
  max-width: 580px;
  opacity: 0.7;
  margin-top: 1.5rem;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.hero-stamp {
  position: absolute;
  bottom: 2rem;
  right: var(--gutter);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.25;
  text-align: right;
  line-height: 1.8;
}

/* ══════════════════════════════
   PAIN SECTION
══════════════════════════════ */
.pain {
  padding: 6rem 0;
  background: var(--kraft);
}

.pain-header {
  margin-bottom: 4rem;
}

.pain-header h2,
.section-header h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 3rem);
  text-transform: uppercase;
  line-height: 1;
  margin-top: 0.75rem;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0;
}

.pain-card {
  border: var(--border);
  padding: 2rem;
  margin: -1px;
  position: relative;
}

.pain-card::before {
  content: attr(data-num);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 3.5rem;
  color: var(--red);
  opacity: 0.15;
  position: absolute;
  top: 0.5rem;
  right: 1rem;
  line-height: 1;
}

.pain-card h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.pain-card p {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.7;
}

/* ══════════════════════════════
   REFRAME
══════════════════════════════ */
.reframe {
  background: var(--black);
  color: var(--white);
  padding: 6rem 0;
}

.reframe-inner {
  max-width: 800px;
}

.reframe h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  text-transform: uppercase;
  line-height: 1.05;
  margin-top: 0.75rem;
}

.reframe h2 em {
  font-style: normal;
  color: var(--red);
}

.reframe p {
  font-size: 0.95rem;
  line-height: 1.8;
  opacity: 0.7;
  margin-top: 2rem;
  max-width: 600px;
}

/* ══════════════════════════════
   PROCESS (3 steps)
══════════════════════════════ */
.process {
  padding: 6rem 0;
  background: var(--kraft);
}

.process-header {
  margin-bottom: 4rem;
}

.process-header h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 3rem);
  text-transform: uppercase;
  line-height: 1;
  margin-top: 0.75rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.step {
  border: var(--border);
  margin: -1px;
  padding: 2.5rem 2rem;
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 4.5rem;
  line-height: 1;
  color: var(--red);
  margin-bottom: 1.5rem;
}

.step h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.step .step-sub {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
}

.step p {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.7;
}

.step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--red);
  z-index: 2;
  background: var(--kraft);
  padding: 0.2rem;
}

/* ══════════════════════════════
   SERVICES
══════════════════════════════ */
.services {
  padding: 6rem 0;
  background: var(--white);
  border-top: var(--border);
  border-bottom: var(--border);
}

.services-header {
  margin-bottom: 4rem;
}

.services-header h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 3rem);
  text-transform: uppercase;
  line-height: 1;
  margin-top: 0.75rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
}

.service-card {
  border: 1px solid rgba(10,10,10,0.12);
  padding: 2rem 1.5rem;
  margin: -0.5px;
  transition: all 0.2s;
  position: relative;
  text-decoration: none;
  color: var(--black);
}

.service-card:hover {
  background: var(--black);
  color: var(--white);
  z-index: 2;
}

.service-card .service-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: block;
}

.service-card h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
}

.service-card p {
  font-size: 0.75rem;
  opacity: 0.5;
  line-height: 1.6;
}

.service-card:hover p { opacity: 0.7; }

/* ══════════════════════════════
   AUTHORITY
══════════════════════════════ */
.authority {
  padding: 6rem 0;
  background: var(--kraft);
}

.authority-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.authority-quote {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  text-transform: uppercase;
  line-height: 1.15;
  position: relative;
  padding-left: 2rem;
  border-left: 4px solid var(--red);
}

.authority-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.stat {
  border-top: var(--border);
  padding-top: 1rem;
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
  margin-top: 0.3rem;
}

/* ══════════════════════════════
   CTA FINAL
══════════════════════════════ */
.cta-final {
  background: var(--black);
  color: var(--white);
  padding: 6rem 0;
  text-align: center;
}

.cta-final h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4.5vw, 3.5rem);
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 1rem;
}

.cta-final h2 em {
  font-style: normal;
  color: var(--red);
}

.cta-final p {
  font-size: 0.9rem;
  opacity: 0.5;
  max-width: 500px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* ══════════════════════════════
   FOOTER
══════════════════════════════ */
footer {
  background: var(--black);
  color: var(--white);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 3rem 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-brand em { font-style: normal; color: var(--red); }

.footer-brand p {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  opacity: 0.3;
  margin-top: 0.5rem;
  text-transform: none;
  letter-spacing: 0;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  opacity: 0.4;
  transition: opacity 0.2s;
}

.footer-links a:hover { opacity: 1; }

.footer-sub {
  font-size: 0.6rem;
  opacity: 0.2;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ══════════════════════════════
   CONTENT SECTIONS (inner pages)
══════════════════════════════ */
.page-section {
  padding: 6rem 0;
}

.page-section--alt {
  background: var(--white);
  border-top: var(--border);
  border-bottom: var(--border);
}

.page-section h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 3rem);
  text-transform: uppercase;
  line-height: 1;
  margin-top: 0.75rem;
  margin-bottom: 2rem;
}

.page-section h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  margin-top: 2rem;
}

.page-section p {
  font-size: 0.9rem;
  line-height: 1.8;
  opacity: 0.8;
  max-width: 700px;
  margin-bottom: 1rem;
}

.page-section ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0 2rem;
}

.page-section ul li {
  font-size: 0.85rem;
  line-height: 1.8;
  padding-left: 1.5rem;
  position: relative;
  opacity: 0.8;
}

.page-section ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
}

/* ══════════════════════════════
   CONTACT FORM
══════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  margin-top: 0;
}

.contact-info p {
  opacity: 0.7;
}

.contact-info .contact-detail {
  border-top: var(--border);
  padding-top: 1rem;
  margin-top: 2rem;
}

.contact-info .contact-detail span {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.5;
  margin-bottom: 0.3rem;
}

.contact-info .contact-detail a {
  color: var(--black);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
}

.contact-info .contact-detail a:hover {
  color: var(--red);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.8rem 1rem;
  border: var(--border);
  background: var(--white);
  color: var(--black);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--red);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

/* ══════════════════════════════
   SERVICE DETAIL (inner page)
══════════════════════════════ */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  padding: 4rem 0;
  border-bottom: var(--border-thin);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.3rem;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

.service-detail .service-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
  display: block;
}

.service-detail p {
  font-size: 0.85rem;
  line-height: 1.8;
  opacity: 0.7;
}

/* ══════════════════════════════
   ANIMATIONS
══════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ══════════════════════════════
   RESPONSIVE
══════════════════════════════ */
@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr;
  }

  .step:not(:last-child)::after {
    content: '↓';
    right: 50%;
    top: auto;
    bottom: -0.75rem;
    transform: translateX(50%);
  }

  .authority-grid,
  .contact-grid,
  .service-detail {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .pain-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .nav-links { display: none; }

  .hero h1 {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .hero-cta-group .btn {
    text-align: center;
  }
}

/* ── Custom selection ── */
::selection {
  background: var(--red);
  color: var(--white);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red); }