/* ═══════ RESET & VARIABLES ═══════ */
:root {
  --dark: #1a1410;
  --darker: #0f0c08;
  --brown: #3d2e1e;
  --brown-mid: #5a4530;
  --gold: #c9a96e;
  --gold-light: #d4b87a;
  --cream: #f5efe6;
  --white: #ffffff;
  --font-body: 'Inter', sans-serif;
  --font-head: 'Outfit', sans-serif;
  --font-script: 'Playfair Display', serif;
  --ease: cubic-bezier(0.25, 0.8, 0.25, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--white);
  background: var(--darker);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: var(--font-head); cursor: pointer; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }

/* Script accent text */
.script-text {
  font-family: var(--font-script);
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 500; line-height: 1.15; }

/* ═══════ HEADER ═══════ */
.header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 18px 0; transition: all 0.4s var(--ease); background: transparent;
}
.header.scrolled {
  background: rgba(15, 12, 8, 0.92);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 2px 30px rgba(0,0,0,0.4);
}
.header-inner { display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 32px; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  font-size: 13px; font-weight: 500; text-transform: uppercase; letter-spacing: 1.5px;
  color: rgba(255,255,255,0.85); transition: color 0.3s; position: relative;
}
.nav-link:hover { color: var(--white); }
.nav-link::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 1px; background: var(--gold); transition: width 0.3s var(--ease);
}
.nav-link:hover::after { width: 100%; }

.btn-nav {
  background: var(--gold); color: var(--darker); border: none;
  padding: 10px 24px; border-radius: 4px; font-size: 12px;
  font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
  transition: all 0.3s var(--ease);
}
.btn-nav:hover { background: var(--gold-light); transform: translateY(-1px); }

.partners-logos { display: flex; align-items: center; gap: 16px; }
.partner-logo { height: 18px; filter: brightness(0) invert(1); opacity: 0.8; }
.divider-v { width: 1px; height: 18px; background: rgba(255,255,255,0.25); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; z-index: 1001; padding: 4px;
}
.hamburger span {
  width: 24px; height: 2px; background: var(--white);
  transition: all 0.3s var(--ease); transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Overlay */
.mobile-overlay {
  position: fixed; inset: 0; z-index: 999;
  background: rgba(15, 12, 8, 0.97); backdrop-filter: blur(15px);
  display: flex; justify-content: center; align-items: center;
  opacity: 0; pointer-events: none; transition: opacity 0.35s var(--ease);
}
.mobile-overlay.active { opacity: 1; pointer-events: auto; }
.mobile-overlay nav { display: flex; flex-direction: column; align-items: center; gap: 28px; }
.mobile-link {
  font-size: 22px; font-family: var(--font-head);
  text-transform: uppercase; letter-spacing: 3px;
  color: rgba(255,255,255,0.8); transition: color 0.3s;
}
.mobile-link:hover { color: var(--gold); }

/* ═══════ HERO ═══════ */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: 80px; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg-img { width: 100%; height: 100%; object-fit: cover; }
.hero__overlay { position: absolute; inset: 0; }
.hero__overlay--left { background: linear-gradient(to right, rgba(10,8,5,0.88) 0%, rgba(10,8,5,0.5) 50%, transparent 100%); }
.hero__overlay--bottom { background: linear-gradient(to top, rgba(15,12,8,1) 0%, rgba(15,12,8,0.7) 20%, transparent 60%); }
.hero__overlay--warm { background: rgba(60,40,15,0.15); }

.hero__content {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; align-items: center; gap: 40px;
}
.hero__text { flex: 1; max-width: 580px; }

.hero__tag {
  display: inline-block; font-size: 11px; text-transform: uppercase;
  letter-spacing: 3px; margin-bottom: 28px;
  color: rgba(255,255,255,0.7); font-weight: 500;
}
.hero__logo-big { height: 40px; margin-bottom: 32px; }

.hero__headline { display: flex; flex-direction: column; gap: 2px; }
.hero__line {
  font-family: var(--font-head); font-size: 3.2rem; font-weight: 700;
  line-height: 1.1; text-transform: uppercase; letter-spacing: 1px;
}
.hero__script {
  font-family: var(--font-script); font-style: italic; font-weight: 400;
  font-size: 3.8rem; color: var(--gold); margin-left: 10px; line-height: 1.1;
}
.hero__location {
  margin-top: 28px; font-size: 13px; text-transform: uppercase;
  letter-spacing: 3px; color: rgba(255,255,255,0.6); font-weight: 400;
}

.hero__form { flex: 0 0 380px; }

/* ═══════ FORM CARDS ═══════ */
.form-card { border-radius: 16px; overflow: hidden; }
.form-card--dark {
  background: rgba(30, 22, 14, 0.85);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(201,169,110,0.15);
  padding: 36px 30px;
}
.form-card--brown {
  background: linear-gradient(145deg, #4a3828, #3a2a1a);
  padding: 36px 30px;
  border: 1px solid rgba(201,169,110,0.2);
}
.form-card__heading {
  font-family: var(--font-head); font-size: 13px; font-weight: 600;
  text-align: center; letter-spacing: 2px; color: var(--gold);
  margin-bottom: 24px; line-height: 1.5;
}
.form-field { margin-bottom: 14px; }
.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"] {
  width: 100%; padding: 14px 16px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.25); color: var(--white);
  font-family: var(--font-body); font-size: 14px; outline: none;
  transition: border-color 0.3s;
}
.form-field input:focus { border-color: var(--gold); }
.form-field input::placeholder { color: rgba(255,255,255,0.45); }

.btn-submit {
  width: 100%; border: none; padding: 15px; border-radius: 8px;
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1.5px; cursor: pointer; margin-top: 8px; margin-bottom: 16px;
  transition: all 0.3s var(--ease);
}
.btn-submit--gold { background: var(--gold); color: var(--darker); }
.btn-submit--gold:hover { background: var(--gold-light); }
.btn-submit--white { background: var(--white); color: var(--darker); }
.btn-submit--white:hover { background: var(--cream); }

.form-terms {
  display: flex; gap: 8px; font-size: 10px; line-height: 1.4;
  color: rgba(255,255,255,0.5); cursor: pointer;
}
.form-terms input { margin-top: 2px; accent-color: var(--gold); cursor: pointer; }

/* ═══════ POSITIONING (Torre Única) ═══════ */
.positioning {
  position: relative; padding: 100px 0; overflow: hidden;
  background: linear-gradient(135deg, #2a1f14 0%, #1a1410 100%);
}
.positioning__bg { position: absolute; inset: 0; z-index: 0; }
.positioning__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.35; }
.positioning__bg-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(26,20,16,1) 0%, rgba(26,20,16,0.3) 50%, rgba(26,20,16,1) 100%);
}
.positioning__inner { position: relative; z-index: 1; }

.positioning__title {
  font-family: var(--font-head); font-size: 2.8rem; font-weight: 400;
  text-align: center; margin-bottom: 50px; text-transform: uppercase;
  letter-spacing: 3px; color: var(--cream);
}
.positioning__title .script-text { font-size: 3.5rem; text-transform: none; letter-spacing: 0; }

.positioning__body {
  display: flex; align-items: center; justify-content: center; gap: 50px;
  margin-bottom: 50px;
}

.positioning__render { flex: 0 0 45%; position: relative; }
.positioning__render img { border-radius: 8px; }
.positioning__render-text {
  position: absolute; bottom: 30px; left: 30px;
  display: flex; flex-direction: column;
}
.positioning__render-text span {
  font-family: var(--font-head); font-size: 1.1rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 2px; line-height: 1.3;
  color: var(--white); text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}
.positioning__render-text .script-text {
  font-size: 1.6rem; text-transform: none; letter-spacing: 0;
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.positioning__specs { display: flex; flex-direction: column; gap: 40px; }
.spec-block__type {
  font-size: 14px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--gold); margin-bottom: 8px; font-weight: 500;
}
.spec-block__area {
  font-family: var(--font-head); font-size: 2.8rem; font-weight: 300;
  line-height: 1; margin-bottom: 12px; color: var(--white);
}
.spec-block__detail { font-size: 15px; color: rgba(255,255,255,0.7); line-height: 1.5; }

.positioning__cta { text-align: center; margin-top: 10px; }

.btn-outline-light {
  background: transparent; color: var(--white);
  border: 1px solid rgba(255,255,255,0.4); padding: 14px 36px;
  border-radius: 4px; font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.5px;
  transition: all 0.3s var(--ease);
}
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: var(--gold); }

.btn-outline-dark {
  background: transparent; color: var(--dark);
  border: 1px solid var(--brown); padding: 14px 36px;
  border-radius: 4px; font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.5px;
  transition: all 0.3s var(--ease);
}
.btn-outline-dark:hover { background: var(--brown); color: var(--white); }

/* ═══════ INCORPORADORAS ═══════ */
.incorporadoras {
  position: relative; padding: 100px 0; overflow: hidden;
  color: var(--dark);
}
.incorporadoras__bg { position: absolute; inset: 0; z-index: 0; }
.incorporadoras__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 1; }
.incorporadoras__inner { position: relative; z-index: 1; }

.incorporadoras__heading { text-align: center; max-width: 750px; margin: 0 auto 50px; }
.incorporadoras__heading h2 { font-size: 2.6rem; margin-bottom: 20px; color: var(--dark); }
.incorporadoras__heading p { font-size: 16px; color: rgba(0,0,0,0.7); line-height: 1.7; }

.incorporadoras__video {
  position: relative; border-radius: 16px; overflow: hidden;
  margin-bottom: 50px; cursor: pointer;
  box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}
.incorporadoras__video img { width: 100%; display: block; transition: transform 0.5s var(--ease); }
.incorporadoras__video:hover img { transform: scale(1.03); }

.play-btn {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 72px; height: 72px; border-radius: 50%;
  background: rgba(255,255,255,0.9); border: none;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  transition: all 0.3s var(--ease); cursor: pointer;
}
.play-btn svg { width: 28px; height: 28px; margin-left: 4px; }
.incorporadoras__video:hover .play-btn { transform: translate(-50%,-50%) scale(1.08); }

.incorporadoras__card {
  background: var(--white); border-radius: 16px; padding: 50px;
  display: flex; gap: 30px; margin-bottom: 50px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}
.incorporadoras__col {
  flex: 1; display: flex; flex-direction: column; align-items: center; text-align: center;
}
.incorporadoras__logo { height: 36px; margin-bottom: 24px; object-fit: contain; }
.incorporadoras__hdiv { width: 40px; height: 2px; background: var(--gold); margin-bottom: 24px; }
.incorporadoras__text p { font-size: 13px; color: rgba(0,0,0,0.7); margin-bottom: 14px; line-height: 1.6; }
.incorporadoras__text .stat { margin-top: 6px; }
.incorporadoras__vdiv { width: 1px; background: rgba(0,0,0,0.08); }

.incorporadoras__partnership {
  text-align: center; max-width: 750px; margin: 0 auto;
}
.incorporadoras__partnership p {
  font-size: 16px; color: var(--dark); line-height: 1.7; margin-bottom: 24px;
}

/* ═══════ CTA FINAL ═══════ */
.cta-final {
  position: relative; padding: 100px 0; overflow: hidden;
  background: var(--darker);
}
.cta-final__bg { position: absolute; inset: 0; z-index: 0; }
.cta-final__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-final__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(15,12,8,0.85) 0%, rgba(15,12,8,0.6) 100%);
}
.cta-final__content {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; align-items: center; gap: 60px;
}
.cta-final__text { flex: 1; }
.cta-final__title {
  font-family: var(--font-head); font-size: 2.8rem; font-weight: 400;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 20px;
  line-height: 1.2; color: var(--white);
}
.cta-final__title .script-text { font-size: 3.5rem; text-transform: none; letter-spacing: 0; }
.cta-final__sub { font-size: 16px; color: rgba(255,255,255,0.7); line-height: 1.7; }
.cta-final__form { flex: 0 0 400px; }

/* ═══════ FOOTER ═══════ */
.footer {
  background: var(--darker); padding: 50px 0 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer__top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 40px; margin-bottom: 40px; flex-wrap: wrap;
}
.footer__col h4 {
  font-size: 11px; text-transform: uppercase; letter-spacing: 2px;
  color: rgba(255,255,255,0.4); margin-bottom: 16px; font-weight: 500;
}
.footer__col p { font-size: 13px; color: rgba(255,255,255,0.6); }
.footer__logos { display: flex; align-items: center; gap: 16px; }
.footer__logos img { height: 24px; }
.footer__social {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: rgba(255,255,255,0.7); transition: color 0.3s;
}
.footer__social:hover { color: var(--gold); }
.footer__legal {
  font-size: 10px; color: rgba(255,255,255,0.3); text-align: center;
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: 20px;
  margin-bottom: 8px; line-height: 1.5;
}
.footer__copy { font-size: 11px; color: rgba(255,255,255,0.3); text-align: center; }

/* ═══════ ANIMATIONS ═══════ */
.anim-fade-up {
  opacity: 0; transform: translateY(35px);
  animation: fadeUp 0.9s var(--ease) forwards;
}
.anim-delay-1 { animation-delay: 0.25s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

.reveal-section {
  opacity: 0; transform: translateY(40px);
  transition: all 0.8s var(--ease);
}
.reveal-section.visible { opacity: 1; transform: translateY(0); }

/* ═══════ RESPONSIVE ═══════ */
@media (max-width: 992px) {
  .nav, .partners-logos { display: none; }
  .hamburger { display: flex; }
  .hero__content { flex-direction: column; text-align: left; padding-top: 30px; gap: 30px; }
  .hero__form { flex: 0 0 auto; width: 100%; max-width: 440px; }
  .hero__line { font-size: 2.4rem; }
  .hero__script { font-size: 2.8rem; margin-left: 0; }
  .positioning__body { flex-direction: column; }
  .positioning__render { flex: 0 0 auto; width: 100%; }
  .positioning__title { font-size: 2rem; }
  .positioning__title .script-text { font-size: 2.6rem; }
  .incorporadoras__card { flex-direction: column; padding: 30px; }
  .incorporadoras__vdiv { width: 100%; height: 1px; }
  .cta-final__content { flex-direction: column; text-align: center; }
  .cta-final__form { flex: 0 0 auto; width: 100%; max-width: 440px; }
  .cta-final__title { font-size: 2rem; }
  .cta-final__title .script-text { font-size: 2.6rem; }
  .footer__top { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 576px) {
  .hero__line { font-size: 1.8rem; }
  .hero__script { font-size: 2.2rem; }
  .form-card--dark, .form-card--brown { padding: 28px 22px; }
  .positioning__render-text span { font-size: 0.85rem; }
  .positioning__render-text .script-text { font-size: 1.2rem; }
  .spec-block__area { font-size: 2rem; }
  .incorporadoras__heading h2 { font-size: 1.8rem; }
}

/* ═══════ FLOATING WHATSAPP BUTTON ═══════ */
.whatsapp-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: var(--white);
  box-shadow: 0 8px 30px rgba(18, 140, 126, 0.4);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
  text-decoration: none;
}

.whatsapp-btn:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 12px 40px rgba(18, 140, 126, 0.6);
  color: var(--white);
}

.whatsapp-btn:active {
  transform: translateY(-2px) scale(0.98);
}

.whatsapp-btn__icon {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.whatsapp-btn__pulse {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
  animation: whatsapp-pulse 2s infinite var(--ease);
}

@keyframes whatsapp-pulse {
  0% {
    box-shadow: 0 0 0 0px rgba(37, 211, 102, 0.8);
  }
  100% {
    box-shadow: 0 0 0 18px rgba(37, 211, 102, 0);
  }
}

/* Tooltip */
.whatsapp-btn__tooltip {
  position: absolute;
  right: 80px;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background: rgba(15, 12, 8, 0.95);
  color: var(--gold);
  border: 1px solid rgba(201, 169, 110, 0.3);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 8px 16px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s var(--ease);
  pointer-events: none;
}

/* Tooltip Arrow */
.whatsapp-btn__tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent transparent rgba(15, 12, 8, 0.95);
}

.whatsapp-btn:hover .whatsapp-btn__tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .whatsapp-btn {
    bottom: 20px;
    right: 20px;
    width: 54px;
    height: 54px;
  }
  .whatsapp-btn__tooltip {
    display: none; /* Hide tooltip on touch devices to avoid clutter */
  }
}

/* Invalid form field validation styling */
.form-field input.invalid {
  border-color: #ff4a4a !important;
  background-color: rgba(255, 74, 74, 0.05) !important;
}