/* ============================================================================
 * trendizzmail.com — official partner mail domain explainer page.
 *
 * Visuals are a 1:1 port of the trendizz.com public pages (managed landing),
 * without Angular/Tailwind. Sources (keep in sync on brand changes):
 *   - aurora:        frontend/webapp/src/app/shared/public-aurora-background/
 *   - logo lockup:   frontend/webapp/src/app/shared/trendizz-logo/ (+ skill)
 *   - glass card:    frontend/webapp/src/app/shared/public-glass-card/
 *   - gradient text: frontend/webapp/src/app/shared/gradient-text/
 *   - fonts + body:  frontend/webapp/src/styles.css
 * ========================================================================== */

/* --- Inter (self-hosted, variable) — copied from webapp styles.css --- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('assets/fonts/inter-var-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191,
    U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('assets/fonts/inter-var-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF,
    U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020,
    U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* --- Reset + base --- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  min-height: 100dvh;
  background-color: #05060f;
  color: #d1d5db;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI',
    Roboto, 'Helvetica Neue', Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* ============================================================================
 * Aurora Borealis Background — ported UNCHANGED from
 * public-aurora-background.component.css. The only adaptation: the Angular
 * `:host(.variant-apex)` selector became the `.variant-apex` wrapper class,
 * and the Tailwind vignette wrapper classes became .aurora-vignette.
 * ========================================================================== */

.aurora-container {
  --aurora-primary: #a855f7;
  --aurora-secondary: #8b5cf6;
  --aurora-accent: #6366f1;

  position: fixed;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  background: linear-gradient(to bottom, #030712 0%, #0a1628 50%, #030712 100%);
}

/* Apex variant: the Trendizz 4.0 cyan+lila scheme, mirroring the /apex shell
   aurora (apexAuroraScheme), so the public landing reads as the same system. */
.variant-apex .aurora-container {
  --aurora-primary: #06b6d4;
  --aurora-secondary: #8b5cf6;
  --aurora-accent: #3b82f6;
  background: linear-gradient(to bottom, #04050e 0%, #0a1024 48%, #05060f 100%);
}

/* Aurora curtain layers - vertical ribbons that wave */
.aurora-curtain {
  position: absolute;
  top: 0;
  left: -20%;
  width: 140%;
  height: 70%;
  opacity: 0.6;
  filter: blur(30px);
  will-change: transform;
  transform-origin: top center;
}

.aurora-curtain-1 {
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--aurora-primary) 30%, transparent) 10%,
    color-mix(in srgb, var(--aurora-primary) 60%, transparent) 30%,
    color-mix(in srgb, var(--aurora-secondary) 50%, transparent) 50%,
    color-mix(in srgb, var(--aurora-primary) 40%, transparent) 70%,
    transparent 100%
  );
  animation: aurora-curtain-wave-1 8s ease-in-out infinite;
}

.aurora-curtain-2 {
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--aurora-secondary) 25%, transparent) 15%,
    color-mix(in srgb, var(--aurora-accent) 45%, transparent) 40%,
    color-mix(in srgb, var(--aurora-secondary) 35%, transparent) 65%,
    transparent 100%
  );
  animation: aurora-curtain-wave-2 12s ease-in-out infinite;
  animation-delay: -3s;
}

.aurora-curtain-3 {
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--aurora-accent) 20%, transparent) 20%,
    color-mix(in srgb, var(--aurora-primary) 40%, transparent) 45%,
    color-mix(in srgb, var(--aurora-accent) 30%, transparent) 70%,
    transparent 100%
  );
  animation: aurora-curtain-wave-3 10s ease-in-out infinite;
  animation-delay: -6s;
}

/* Aurora ribbons - thinner vertical strips */
.aurora-ribbon {
  position: absolute;
  top: 5%;
  width: 150px;
  height: 55%;
  opacity: 0.5;
  filter: blur(20px);
  will-change: transform;
  transform-origin: top center;
}

.aurora-ribbon-1 {
  left: 10%;
  background: linear-gradient(180deg, transparent, var(--aurora-primary), transparent);
  animation: ribbon-dance-1 6s ease-in-out infinite;
}

.aurora-ribbon-2 {
  left: 30%;
  background: linear-gradient(180deg, transparent, var(--aurora-secondary), transparent);
  animation: ribbon-dance-2 7s ease-in-out infinite;
  animation-delay: -2s;
}

.aurora-ribbon-3 {
  left: 50%;
  background: linear-gradient(180deg, transparent, var(--aurora-accent), transparent);
  animation: ribbon-dance-1 5s ease-in-out infinite;
  animation-delay: -4s;
}

.aurora-ribbon-4 {
  left: 70%;
  background: linear-gradient(180deg, transparent, var(--aurora-primary), transparent);
  animation: ribbon-dance-2 8s ease-in-out infinite;
  animation-delay: -1s;
}

.aurora-ribbon-5 {
  left: 85%;
  background: linear-gradient(180deg, transparent, var(--aurora-secondary), transparent);
  animation: ribbon-dance-1 6s ease-in-out infinite;
  animation-delay: -5s;
}

/* Glow effect at top */
.aurora-glow {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: radial-gradient(
    ellipse 80% 50% at 50% 0%,
    color-mix(in srgb, var(--aurora-primary) 15%, transparent),
    transparent
  );
  filter: blur(40px);
  animation: glow-pulse 4s ease-in-out infinite;
}

/* Stars layer */
.stars-layer {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20px 30px, white, transparent),
    radial-gradient(1px 1px at 40px 70px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 90px 40px, white, transparent),
    radial-gradient(2px 2px at 130px 80px, rgba(255,255,255,0.6), transparent),
    radial-gradient(1px 1px at 160px 120px, white, transparent),
    radial-gradient(1px 1px at 200px 50px, rgba(255,255,255,0.7), transparent),
    radial-gradient(1px 1px at 250px 90px, white, transparent),
    radial-gradient(1px 1px at 300px 130px, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 350px 60px, white, transparent),
    radial-gradient(1px 1px at 400px 100px, rgba(255,255,255,0.8), transparent),
    radial-gradient(1px 1px at 450px 150px, white, transparent),
    radial-gradient(1px 1px at 500px 30px, rgba(255,255,255,0.6), transparent);
  background-size: 550px 200px;
  opacity: 0.5;
  animation: stars-twinkle 6s ease-in-out infinite;
}

/* Curtain wave animations - simulate aurora flowing */
@keyframes aurora-curtain-wave-1 {
  0%, 100% {
    transform: skewX(0deg) scaleY(1);
  }
  25% {
    transform: skewX(3deg) scaleY(1.05);
  }
  50% {
    transform: skewX(-2deg) scaleY(0.95);
  }
  75% {
    transform: skewX(2deg) scaleY(1.02);
  }
}

@keyframes aurora-curtain-wave-2 {
  0%, 100% {
    transform: skewX(0deg) scaleY(1) translateX(0);
  }
  33% {
    transform: skewX(-3deg) scaleY(1.08) translateX(2%);
  }
  66% {
    transform: skewX(2deg) scaleY(0.92) translateX(-2%);
  }
}

@keyframes aurora-curtain-wave-3 {
  0%, 100% {
    transform: skewX(0deg) scaleY(1);
  }
  50% {
    transform: skewX(4deg) scaleY(1.1) translateX(3%);
  }
}

/* Ribbon dance animations - vertical waviness */
@keyframes ribbon-dance-1 {
  0%, 100% {
    transform: skewX(0deg) scaleX(1) translateX(0);
    opacity: 0.5;
  }
  25% {
    transform: skewX(5deg) scaleX(1.2) translateX(10px);
    opacity: 0.6;
  }
  50% {
    transform: skewX(-3deg) scaleX(0.8) translateX(-10px);
    opacity: 0.4;
  }
  75% {
    transform: skewX(3deg) scaleX(1.1) translateX(5px);
    opacity: 0.55;
  }
}

@keyframes ribbon-dance-2 {
  0%, 100% {
    transform: skewX(0deg) scaleX(1) translateX(0);
    opacity: 0.5;
  }
  33% {
    transform: skewX(-4deg) scaleX(1.3) translateX(-15px);
    opacity: 0.65;
  }
  66% {
    transform: skewX(4deg) scaleX(0.7) translateX(15px);
    opacity: 0.35;
  }
}

@keyframes glow-pulse {
  0%, 100% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
}

@keyframes stars-twinkle {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 0.3;
  }
}

/* Radial dark vignette - lighter for aurora */
.aurora-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(3, 7, 18, 0.2) 50%, rgba(3, 7, 18, 0.6) 100%);
}

/* Reduced motion: freeze the aurora (site-local addition, not in the source
   component; the Angular pages rely on their own handling). */
@media (prefers-reduced-motion: reduce) {
  .aurora-curtain, .aurora-ribbon, .aurora-glow, .stars-layer {
    animation: none;
  }
}

/* ============================================================================
 * Page layout — mirrors the managed-landing header/footer geometry
 * (max-w-6xl = 72rem, px-4 md:px-8, py-5).
 * ========================================================================== */

.page {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
}

.shell {
  margin: 0 auto;
  width: 100%;
  max-width: 72rem;
  padding-left: 1rem;
  padding-right: 1rem;
}

@media (min-width: 768px) {
  .shell {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* --- Header --- */
.site-header {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  row-gap: 0.5rem;
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* --- Header brand: the domain name itself, in the brand gradient --- */
.brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  user-select: none;
}

@media (min-width: 640px) {
  .brand { font-size: 1.125rem; }
}

/* ============================================================================
 * TRENDIZZ ▲ APEX lockup — plain-CSS port of shared/trendizz-logo (the
 * approved 2026-07-24 brand lockup; see the trendizz-logo skill). Lives
 * centered at the top of the card, deliberately small and static.
 * ========================================================================== */

.card-brand {
  display: flex;
  justify-content: center;
  margin-bottom: 2.25rem;
}

.lockup {
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
  font-size: 1.125rem;
  transition: opacity 0.2s;
}

@media (min-width: 768px) {
  .lockup { font-size: 1.3125rem; }
}

.lockup:hover { opacity: 0.9; }

.lockup-word {
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #ffffff;
}

.lockup-word.apex {
  color: #22d3ee;
  margin-right: -0.15em;
}

.lockup-prism {
  display: inline-block;
  width: 0.71em;
  height: 0.71em;
  margin: 0 0.34em 0 0.2em;
  flex-shrink: 0;
  color: #22d3ee;
  filter: drop-shadow(0 0 5px rgba(34, 211, 238, 0.6));
}

.lockup-prism svg {
  display: block;
  width: 100%;
  height: 100%;
}

/* ============================================================================
 * Language selector — visual port of shared/language-selector (trigger:
 * uppercase code + chevron; dropdown: dark glass, cyan active dot).
 * ========================================================================== */

.lang { position: relative; }

.lang-trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  background: none;
  border: none;
  color: #9ca3af;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
  cursor: pointer;
}

.lang-trigger:hover { color: #ffffff; }

.lang-trigger svg {
  width: 0.75rem;
  height: 0.75rem;
  transition: transform 0.2s;
}

.lang.open .lang-trigger svg { transform: rotate(180deg); }

.lang-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 50;
  width: 10rem;
  padding-bottom: 0.5rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.lang.open .lang-menu { display: flex; }

.lang-menu-header {
  padding: 0.75rem 1rem 0.5rem;
  margin-bottom: 0.25rem;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(34, 211, 238, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: linear-gradient(to right, rgba(6, 182, 212, 0.1), transparent);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: none;
  border: none;
  text-align: left;
  font-family: inherit;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.025em;
  color: #9ca3af;
  transition: all 0.15s;
  cursor: pointer;
}

.lang-option:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

.lang-option.active {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.lang-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 9999px;
  background: transparent;
  flex-shrink: 0;
}

.lang-option.active .lang-dot {
  background: #22d3ee;
  box-shadow: 0 0 6px rgba(34, 211, 238, 0.6);
}

/* ============================================================================
 * Main content — one glass card (port of shared/public-glass-card: dark
 * glass + cyan hairline + corner glow), centered, max ~46rem.
 * ========================================================================== */

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

@media (min-width: 768px) {
  .main { padding-top: 4.5rem; }
}

.card {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 46rem;
  background: rgba(10, 15, 25, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  padding: 2rem 1.5rem;
}

@media (min-width: 768px) {
  .card { padding: 3rem 3.5rem; }
}

.card-hairline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(34, 211, 238, 0.4), transparent);
}

.card-glow {
  position: absolute;
  top: -4rem;
  right: -4rem;
  width: 12rem;
  height: 12rem;
  border-radius: 9999px;
  filter: blur(64px);
  pointer-events: none;
  background: rgba(34, 211, 238, 0.12);
}

.card h1 {
  margin: 0 0 2.25rem;
  font-size: 1.375rem;
  line-height: 1.35;
  font-weight: 800;
  color: #ffffff;
}

@media (min-width: 768px) {
  .card h1 { font-size: 1.625rem; }
}

/* gradient-text port: used on the domain name inside the H1 */
.gradient-text {
  background: linear-gradient(135deg, #22d3ee, #60a5fa, #a78bfa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.card h2 {
  margin: 2.75rem 0 0.9rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #22d3ee;
}

.card p {
  margin: 0 0 1.25rem;
  font-size: 1rem;
  line-height: 1.85;
  color: #d1d5db;
}

.card .intro {
  font-size: 1.0625rem;
  color: #e5e7eb;
}

/* --- CTA row --- */
.cta-row {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
  border-radius: 9999px;
  border: 1px solid rgba(34, 211, 238, 0.6);
  padding: 0.75rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.025em;
  color: #ffffff;
  transition: background-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 24px rgba(6, 182, 212, 0.15);
}

.cta:hover {
  background: rgba(34, 211, 238, 0.1);
  box-shadow: 0 0 32px rgba(6, 182, 212, 0.25);
}

.cta svg {
  width: 0.875rem;
  height: 0.875rem;
}

/* --- Footer — mirrors the managed-landing footer (Trendizz • tagline + mail) --- */
.site-footer {
  padding-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
}

.footer-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #4b5563;
  text-align: center;
}

.site-footer a {
  color: #6b7280;
  transition: color 0.2s;
}

.site-footer a:hover { color: #67e8f9; }