/* ==========================================================
   deen.pro — sistema de diseño (dark / tech)
   ========================================================== */

:root {
  --bg: #0A0B10;
  --bg-soft: #0D0F16;
  --surface: #14161F;
  --surface-2: #1B1E29;
  --border: rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);

  --text: #F3F4F8;
  --muted: #9BA1B4;
  --faint: #666C7D;

  --accent: #7C6FF2;
  --accent-2: #9A8FFF;
  --accent-soft: rgba(124,111,242,0.14);
  --gold: #E8B24B;

  --white: #FFFFFF;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --container: 1160px;

  /* aliases so pages using the old token names keep working */
  --navy: var(--text);
  --navy-2: var(--surface-2);
  --brass: var(--gold);
  --brass-light: var(--gold);
  --ink: var(--text);
  --line: var(--border);
  --cream: var(--bg);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 88px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 16px;
}

h1 { font-size: clamp(34px, 5.4vw, 58px); }
h2 { font-size: clamp(26px, 3.8vw, 38px); }
h3 { font-size: 20px; letter-spacing: -0.005em; }

p { margin: 0 0 16px; color: var(--muted); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  padding: 13px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(124,111,242,0.65);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px -8px rgba(124,111,242,0.8); }
.btn-outline { border-color: var(--border-strong); color: var(--text); background: rgba(255,255,255,0.02); }
.btn-outline:hover { border-color: var(--accent-2); background: var(--accent-soft); }
.btn-brass { background: var(--gold); color: #1A1406; }
.btn-brass:hover { transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(232,178,75,0.55); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 80;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
}
@supports ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .site-header {
    background: rgba(10,11,16,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
  }
}
.nav {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; z-index: 2; }
.logo-img { height: 36px; width: auto; display: block; }
@media (max-width: 480px) {
  .logo-img { height: 33px; }
}
.footer-logo-img { height: 30px; }
.footer-bottom-img { height: 15px; width: auto; opacity: 0.8; display: block; }

.nav-links {
  display: flex; align-items: center; gap: 32px;
  font-size: 14px; font-weight: 500; color: var(--muted);
}
.nav-links a { transition: color .15s ease; }
.nav-links a:hover { color: var(--text); }

.lang-switch {
  display: flex; gap: 4px; font-family: var(--font-mono); font-size: 12px;
  border: 1px solid var(--border); border-radius: 999px; padding: 3px;
}
.lang-switch a {
  padding: 5px 10px; border-radius: 999px; color: var(--muted);
}
.lang-switch a.active { background: var(--surface-2); color: var(--text); }

.nav-cta { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  position: relative; z-index: 2;
  width: 38px; height: 38px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  position: relative;
  width: 16px; height: 2px; background: var(--text);
  border-radius: 2px; transition: background .2s ease;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ''; position: absolute; left: 0;
  width: 16px; height: 2px; background: var(--text);
  border-radius: 2px; transition: transform .2s ease, top .2s ease;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

.mobile-menu {
  display: none;
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
  padding: 8px 24px 24px;
  flex-direction: column; gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 4px; font-size: 15px; font-weight: 500; color: var(--text);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border-bottom: none; }

.mobile-menu-foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-top: 12px; padding-top: 16px; border-top: 1px solid var(--border);
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 560px) {
  .nav-cta .lang-switch,
  .nav-cta .btn-primary { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 60px 0 56px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -220px; left: 50%; transform: translateX(-38%);
  width: 900px; height: 620px;
  background: radial-gradient(closest-side, rgba(124,111,242,0.30), transparent 72%);
  filter: blur(10px);
  pointer-events: none;
}
.hero::after {
  content: '';
  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: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 780px; }
.hero p.lead { font-size: 19px; color: var(--muted); max-width: 620px; }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

/* ---------- Trust bar ---------- */
.trust-bar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-soft); padding: 36px 0; }
.trust-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.trust-item {
  font-family: var(--font-mono); font-size: 13px; color: var(--muted);
  display: flex; gap: 10px; align-items: flex-start;
}
.trust-item .mark { color: var(--accent-2); font-weight: 700; }
@media (max-width: 860px) {
  .trust-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .trust-grid { grid-template-columns: 1fr; }
}

/* ---------- Services ---------- */
.services { padding: 108px 0; }
.services-head { max-width: 640px; margin-bottom: 52px; }

.service-row {
  scroll-margin-top: 96px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 28px;
  align-items: start;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.service-row:hover {
  border-color: var(--border-strong);
  background: var(--surface-2);
  transform: translateY(-2px);
}
.service-row:last-child { margin-bottom: 0; }

.service-code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent-2);
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
}
.service-body h3 { margin-bottom: 6px; }
.service-body .tagline { font-size: 14px; color: var(--accent-2); margin-bottom: 14px; font-weight: 500; }
.service-sub {
  list-style: none; margin: 16px 0 0; padding: 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px;
}
.service-sub li {
  font-size: 13.5px; color: var(--muted);
  padding-left: 16px; position: relative;
}
.service-sub li::before {
  content: '—'; position: absolute; left: 0; color: var(--faint);
}
.service-toggle {
  font-family: var(--font-mono); font-size: 12px; color: var(--text);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px;
  padding: 9px 16px; cursor: pointer; white-space: nowrap;
  transition: border-color .15s ease, color .15s ease;
}
.service-toggle:hover { border-color: var(--accent-2); color: var(--accent-2); }

@media (max-width: 720px) {
  .service-row { grid-template-columns: 1fr; padding: 24px; }
  .service-sub { grid-template-columns: 1fr; }
}

/* ---------- Pack ---------- */
.pack {
  background: linear-gradient(135deg, rgba(124,111,242,0.14), rgba(232,178,75,0.08));
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 44px;
  margin-top: 40px;
  display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap;
}
.pack-text { max-width: 560px; }
.pack-text h3 { margin-bottom: 8px; }

/* ---------- Blog ---------- */
.blog-section { padding: 108px 0; background: var(--bg-soft); border-top: 1px solid var(--border); }
.blog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 44px;
}
.post-card {
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface);
  transition: transform .2s ease, border-color .2s ease;
}
.post-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.post-card .cover { height: 170px; background: linear-gradient(135deg, var(--surface-2), var(--bg-soft)); position: relative; overflow:hidden; }
.post-card .cover img { width: 100%; height: 100%; object-fit: cover; }
.post-card-body { padding: 22px; }
.post-date { font-family: var(--font-mono); font-size: 11px; color: var(--gold); text-transform: uppercase; letter-spacing: .08em; }
.post-card h3 { font-size: 18px; margin: 10px 0 8px; }
.post-card p { font-size: 14px; margin-bottom: 0; }

@media (max-width: 860px) {
  .blog-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .blog-grid { grid-template-columns: 1fr; }
}

.post-full { padding: 72px 24px 108px; max-width: 768px; margin: 0 auto; }

@media (max-width: 560px) {
  .post-full { padding: 56px 20px 80px; }
}
.post-full .cover-full { width: 100%; height: 340px; object-fit: cover; border-radius: var(--radius-lg); margin-bottom: 36px; background: var(--surface-2); }
.post-full-content { font-size: 17px; line-height: 1.8; color: var(--text); }
.post-full-content h2 { margin-top: 44px; }
.post-full-content p { color: var(--muted); }
.post-full-content a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- FAQ ---------- */
.faq-section { padding: 108px 0; }
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 820px; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 4px 24px;
}
.faq-item summary {
  padding: 20px 32px 20px 0;
  font-family: var(--font-display); font-weight: 700; font-size: 16.5px; color: var(--text);
  cursor: pointer; list-style: none; position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute; right: 0; top: 18px;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--surface-2); color: var(--accent-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; line-height: 1; transition: transform .2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 22px; margin: -4px 0 0; font-size: 14.5px; }

@media (max-width: 560px) {
  .faq-item { padding: 2px 18px; }
  .faq-item summary { padding: 16px 32px 16px 0; font-size: 15px; }
}

/* ---------- Contact ---------- */
.contact-section { padding: 108px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-icons { display: flex; gap: 14px; margin-top: 32px; }
.contact-icon-btn {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--surface); border: 1px solid var(--border); color: var(--accent-2);
  transition: border-color .15s ease, transform .15s ease, background .15s ease;
}
.contact-icon-btn svg { width: 24px; height: 24px; }
.contact-icon-btn:hover { border-color: var(--accent-2); background: var(--accent-soft); transform: translateY(-3px); }
.contact-icon-btn[data-kind="whatsapp"] { color: #25D366; }
.contact-icon-btn[data-kind="whatsapp"]:hover { border-color: #25D366; background: rgba(37,211,102,0.14); }

.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 13px; font-weight: 500; color: var(--muted); margin-bottom: 8px; }
.form-field input, .form-field textarea {
  width: 100%; padding: 13px 16px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 14px; background: var(--surface); color: var(--text);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--faint); }
.form-field textarea { min-height: 130px; resize: vertical; }
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--accent-2); box-shadow: 0 0 0 3px var(--accent-soft); }

@media (max-width: 780px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-soft); color: var(--muted); padding: 64px 0 28px; border-top: 1px solid var(--border); }
.footer-grid { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 24px; font-size: 13px; flex-wrap: wrap; align-items: center; }
.footer-links a:hover { color: var(--text); }
.footer-icon-link { display: inline-flex; align-items: center; gap: 7px; }
.footer-icon-link svg { width: 15px; height: 15px; flex-shrink: 0; color: var(--accent-2); }
.footer-bottom {
  margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 11px; color: var(--faint);
  display: flex; justify-content: center; align-items: center; gap: 8px;
}
.footer-bottom img { opacity: 0.75; }

/* ---------- WhatsApp float button ---------- */
.wa-float {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px -4px rgba(0,0,0,0.55);
  transition: transform .15s ease;
}
.wa-float:hover { transform: scale(1.07); }
.wa-float svg { width: 28px; height: 28px; }

/* ---------- Contact modal ---------- */
.contact-modal-backdrop {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5,6,10,0.72);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden;
  transition: opacity .2s ease, visibility .2s ease;
}
.contact-modal-backdrop.open { opacity: 1; visibility: visible; }

.contact-modal {
  position: fixed; top: 50%; left: 50%;
  transform: translate(-50%, -46%) scale(.96);
  width: min(540px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 36px 32px 32px;
  z-index: 201;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .22s ease, transform .22s ease, visibility .22s ease;
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.65);
}
.contact-modal.open {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.contact-modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--muted);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: color .15s ease, border-color .15s ease;
}
.contact-modal-close:hover { color: var(--text); border-color: var(--border-strong); }

.contact-modal h3 { margin: 4px 0 26px; font-size: 22px; }

.contact-modal-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.contact-modal-option {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px;
  padding: 22px 12px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface-2);
  transition: border-color .15s ease, transform .15s ease, background .15s ease;
}
.contact-modal-option:hover { border-color: var(--accent-2); transform: translateY(-3px); background: var(--accent-soft); }
.contact-modal-option .icon {
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent-2);
}
.contact-modal-option .icon svg { width: 22px; height: 22px; }
.contact-modal-option[data-kind="whatsapp"] .icon { background: rgba(37,211,102,0.16); color: #25D366; }
.contact-modal-option .label { font-size: 13.5px; font-weight: 600; color: var(--text); }
.contact-modal-option .value { font-size: 11px; color: var(--faint); font-family: var(--font-mono); word-break: break-word; }

@media (max-width: 520px) {
  .contact-modal { padding: 28px 20px 24px; }
  .contact-modal-options { grid-template-columns: 1fr; }
  .contact-modal-option { flex-direction: row; text-align: left; }
}

/* ---------- Utilities ---------- */
.section-head { max-width: 640px; margin-bottom: 44px; }
.text-center { text-align: center; margin-left: auto; margin-right: auto; }
.mt-0 { margin-top: 0; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}

:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 2px; }
::selection { background: var(--accent); color: #fff; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}