/* ============================================================
   ThriveFit® Holding Page — Stylesheet
   Brand: Your Future Impact
   Colours: Navy #222751 | Teal #44BAC5 | Red #E31D1E
            Green #62B12F | Pink #B71D53 | Blue #4070B5 | Yellow #F0C22C
   Font: Verdana (brand font)
   ============================================================ */

/* --- Reset & Base ------------------------------------------ */

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  background-color: #222751;
  color: #ffffff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow-x: hidden;
}

/* --- Accessibility ----------------------------------------- */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Decorative Background Dots ---------------------------- */

.bg-dots {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.dots-left,
.dots-right {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 80vh;
  width: auto;
}

.dots-left  { left: 0; }
.dots-right { right: 0; }

/* --- Layout ------------------------------------------------ */

.page-main {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
  padding: 4rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  flex: 1;
}

/* --- Header / Brand ---------------------------------------- */

.site-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
}

.brand-logo {
  width: 180px;
  height: auto;
  display: block;
}

.brand-name {
  margin-top: 0.75rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.30em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.50);
  text-align: center;
}

/* --- Divider ----------------------------------------------- */

.divider {
  width: 60px;
  height: 2px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 1px;
  margin-bottom: 2.5rem;
}

/* --- Hero -------------------------------------------------- */

.hero {
  text-align: center;
  margin-bottom: 2.5rem;
}

.product-wordmark {
  font-size: clamp(3rem, 10vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 1.2rem;
}

.word-thrive {
  color: #44BAC5;
}

.word-fit {
  color: #ffffff;
}

.trademark-reg {
  font-size: 0.35em;
  vertical-align: super;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 400;
}

.hero-tagline {
  font-size: 1.1rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.hero-description {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.60);
  max-width: 480px;
  margin: 0 auto;
}

/* --- Email Signup ------------------------------------------ */

.signup-section {
  width: 100%;
  max-width: 460px;
  margin-bottom: 3rem;
  text-align: center;
}

.signup-prompt {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.70);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.form-row {
  display: flex;
  gap: 0.5rem;
}

.signup-form input[type="email"] {
  flex: 1;
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  border: 1.5px solid rgba(255, 255, 255, 0.20);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
  outline: none;
  transition: border-color 0.2s ease;
  min-width: 0;
}

.signup-form input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.30);
}

.signup-form input[type="email"]:focus {
  border-color: #44BAC5;
  background: rgba(68, 186, 197, 0.08);
}

.btn-notify {
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.75rem 1.4rem;
  background: #44BAC5;
  color: #222751;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.1s ease;
}

.btn-notify:hover {
  background: #5bcad4;
}

.btn-notify:active {
  transform: scale(0.97);
}

.btn-notify:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-message {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  min-height: 1.2em;
  color: rgba(255, 255, 255, 0.60);
}

.form-message.success {
  color: #62B12F;
}

.form-message.error {
  color: #E31D1E;
}

/* --- Footer ------------------------------------------------ */

.site-footer {
  position: relative;
  z-index: 1;
  width: 100%;
  text-align: center;
  padding: 1.5rem 2rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-trademark {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.30);
  margin-bottom: 0.5rem;
}

.footer-contact a {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: #44BAC5;
}

/* --- Responsive -------------------------------------------- */

@media (max-width: 480px) {
  .page-main {
    padding: 3rem 1.5rem 1.5rem;
  }

  .form-row {
    flex-direction: column;
  }

  .btn-notify {
    width: 100%;
  }

  .dots-left,
  .dots-right {
    display: none;
  }
}