:root {
  --bg: #eef4f9;
  --bg-soft: #f5f9fc;
  --text: #0f172a;
  --muted: #475569;
  --line: rgba(15, 23, 42, 0.10);
  --glass: rgba(255, 255, 255, 0.62);
  --glass-strong: rgba(255, 255, 255, 0.78);
  --primary: #0ea5e9;
  --primary-dark: #0369a1;
  --accent: #dc2626;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.10);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --maxw: 1380px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --brand-dark-1: #07111f;
  --brand-dark-2: #0a1525;
  --brand-dark-3: #0e1c31;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font);
  background:
    radial-gradient(circle at top left, rgba(14,165,233,0.10), transparent 28%),
    radial-gradient(circle at top right, rgba(2,132,199,0.08), transparent 24%),
    linear-gradient(180deg, #f8fbff 0%, #eef4f9 100%);
  color: var(--text);
  min-height: 100%;
}

body {
  min-height: 100vh;
}

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

a {
  color: var(--primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.hidden {
  display: none !important;
}

.login-body,
.internal-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* TOP BAR */
.top-brand-bar {
  width: 100%;
  background:
    radial-gradient(circle at center, rgba(14,165,233,0.12) 0%, transparent 30%),
    linear-gradient(180deg, rgba(5,10,19,0.94) 0%, rgba(7,17,31,0.96) 45%, rgba(10,21,37,0.98) 100%);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  box-shadow: 0 12px 30px rgba(2, 6, 23, 0.18);
}

.top-brand-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px 28px 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.top-brand-logo {
  max-height: 98px;
  width: auto;
}

/* NAV */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.main-nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  min-height: 68px;
  display: grid;
  grid-template-columns: 1.15fr 1.8fr 0.55fr;
  align-items: center;
  gap: 20px;
}

.nav-brand {
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  font-size: 18px;
}

.nav-menu {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.nav-menu a,
.logout-link {
  font-size: 14px;
  font-weight: 700;
  color: #334155;
}

.nav-menu a.active {
  color: var(--primary-dark);
}

.nav-right {
  display: flex;
  justify-content: flex-end;
}

/* LOGIN PAGE */
.login-page {
  width: 100%;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 42px 28px 28px;
}

.login-shell {
  width: 100%;
  max-width: var(--maxw);
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}

.glass-card {
  background: var(--glass);
  border: 1px solid rgba(255,255,255,0.52);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.login-left {
  border-radius: var(--radius-xl);
  padding: 42px 42px 36px;
  position: relative;
  overflow: hidden;
}

.login-left::before,
.hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(14,165,233,0.08), transparent 40%),
    linear-gradient(315deg, rgba(2,132,199,0.06), transparent 35%);
  pointer-events: none;
}

.brand-wrap {
  position: relative;
  z-index: 1;
  margin-bottom: 18px;
}

.brand-mini {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.eyebrow {
  display: inline-block;
  position: relative;
  z-index: 1;
  margin-bottom: 14px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.6);
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.login-left h1,
.hero-home h1 {
  position: relative;
  z-index: 1;
  margin: 0 0 16px;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 950px;
}

.subtitle,
.hero-subtitle {
  position: relative;
  z-index: 1;
  margin: 0 0 22px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--primary-dark);
  font-weight: 700;
  max-width: 980px;
}

.manifesto,
.hero-text {
  position: relative;
  z-index: 1;
  margin: 0 0 26px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 980px;
}

.impact-quote {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 24px 26px;
  border-left: 5px solid var(--accent);
  border-radius: 0 18px 18px 0;
  background: rgba(255,255,255,0.68);
  font-size: 22px;
  line-height: 1.5;
  font-weight: 800;
  color: #991b1b;
}

.login-right {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 100%;
  max-width: 470px;
  border-radius: var(--radius-xl);
  padding: 34px 30px 28px;
  background: var(--glass-strong);
}

.login-card h2 {
  margin: 0 0 8px;
  font-size: 32px;
  letter-spacing: -0.02em;
}

.login-helper {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.6;
}

.login-form {
  display: grid;
  gap: 12px;
}

.login-form label {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.login-form input {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: rgba(255,255,255,0.90);
  outline: none;
  font-size: 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.login-form input:focus {
  border-color: rgba(14,165,233,0.55);
  box-shadow: 0 0 0 4px rgba(14,165,233,0.10);
}

.btn {
  border: 0;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 800;
  transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn-primary {
  margin-top: 8px;
  min-height: 54px;
  padding: 0 22px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 15px;
  box-shadow: 0 14px 30px rgba(3, 105, 161, 0.22);
}

.btn-secondary {
  min-height: 54px;
  padding: 0 22px;
  background: #0f172a;
  color: #fff;
  font-size: 15px;
}

.btn-outline {
  min-height: 54px;
  padding: 0 22px;
  background: rgba(255,255,255,0.7);
  color: #0f172a;
  border: 1px solid rgba(15,23,42,0.08);
  font-size: 15px;
}

.btn-small {
  min-height: 44px;
  padding: 0 18px;
  font-size: 14px;
}

.login-error {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.15);
  color: #991b1b;
  font-size: 14px;
  font-weight: 600;
}

.login-meta {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.login-meta p {
  margin: 0 0 6px;
}

/* INTERNAL PAGES */
.internal-main {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 34px 28px 50px;
}

.hero-home {
  border-radius: var(--radius-xl);
  padding: 42px 42px 36px;
  position: relative;
  overflow: hidden;
}

.hero-home-content {
  position: relative;
  z-index: 1;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.section-spacing {
  margin-top: 30px;
}

.section-header {
  margin-bottom: 18px;
}

.section-header h2 {
  margin: 0 0 10px;
  font-size: 34px;
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-header p {
  margin: 0;
  max-width: 880px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.section-header.left {
  margin-bottom: 20px;
}

.info-grid,
.pillar-grid {
  display: grid;
  gap: 20px;
}

.info-grid {
  grid-template-columns: repeat(4, 1fr);
}

.pillar-grid {
  grid-template-columns: repeat(3, 1fr);
}

.info-card,
.pillar-card {
  border-radius: 24px;
  padding: 26px 24px;
}

.info-card h3,
.pillar-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.15;
}

.info-card p,
.pillar-card p {
  margin: 0 0 18px;
  color: var(--muted);
  line-height: 1.75;
  font-size: 15px;
}

.card-link {
  font-weight: 800;
}

.pillar-number {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: 0.08em;
}

.quick-access,
.audio-home {
  border-radius: 28px;
  padding: 30px 28px;
}

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

.quick-link {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(15,23,42,0.08);
  color: #0f172a;
  font-weight: 700;
  font-size: 14px;
}

.quick-link:hover {
  text-decoration: none;
  background: rgba(255,255,255,0.95);
}

.site-footer {
  padding: 18px 24px 26px;
  text-align: center;
  color: #64748b;
  font-size: 13px;
}

.internal-footer {
  padding-top: 10px;
}

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  text-align: left;
}

.footer-inner p {
  margin: 0 0 4px;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

/* BLOQUEO MOBILE/TABLET */
.device-warning {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background:
    linear-gradient(180deg, rgba(7,17,31,0.98) 0%, rgba(10,21,37,0.98) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.device-warning-backdrop {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 26px;
}

.device-warning-logo {
  max-width: 320px;
  width: 82%;
  height: auto;
}

.device-warning-card {
  max-width: 540px;
  width: 100%;
  padding: 30px 26px;
  border-radius: 24px;
  background: rgba(255,255,255,0.93);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 20px 50px rgba(2, 6, 23, 0.30);
  text-align: center;
}

.device-warning-card h2 {
  margin: 0 0 12px;
  font-size: 28px;
  line-height: 1.15;
  color: var(--text);
}

.device-warning-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

@media (max-width: 1180px) {
  .login-shell,
  .info-grid,
  .pillar-grid {
    grid-template-columns: 1fr;
  }

  .main-nav-inner {
    grid-template-columns: 1fr;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .nav-left,
  .nav-menu,
  .nav-right {
    justify-content: center;
    text-align: center;
  }

  .login-right {
    justify-content: flex-start;
  }

  .login-card {
    max-width: 100%;
  }

  .footer-inner {
    flex-direction: column;
  }
}

@media (max-width: 900px) {
  .top-brand-inner {
    padding: 18px 18px 16px;
  }

  .top-brand-logo {
    max-height: 72px;
  }

  .login-page,
  .internal-main {
    padding-left: 18px;
    padding-right: 18px;
  }

  .login-left,
  .login-card,
  .hero-home,
  .quick-access,
  .audio-home {
    padding: 28px 22px;
  }

  .impact-quote {
    font-size: 19px;
  }

  .device-warning-logo {
    max-width: 270px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary,
  .btn-outline {
    width: 100%;
  }
}