/* ============================================
   ESSENTU — Pre-launch landing page
   Design tokens copied from src/css/theme.css @theme block
   ============================================ */

:root {
  --color-bg: #FAF8F5;
  --color-bg-elevated: #FFFFFF;
  --color-text: #1A1A1A;
  --color-text-secondary: #5A5A5A;
  --color-accent: #2C3E2D;
  --color-accent-hover: #3A5139;
  --color-highlight: #B8A88A;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-border: #E8E4DF;
  --color-border-light: #F0EDE8;

  --font-heading: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Montserrat", "Helvetica Neue", Arial, sans-serif;

  --ease-luxury: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration-fast: 200ms;
  --duration-base: 400ms;
  --duration-slow: 700ms;
}

@font-face {
  font-family: "Playfair Display";
  src: url("assets/PlayfairDisplay-Variable.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Playfair Display";
  src: url("assets/PlayfairDisplay-Variable.woff2") format("woff2");
  font-weight: 400 700;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Montserrat";
  src: url("assets/Montserrat-Variable.woff2") format("woff2");
  font-weight: 300 600;
  font-style: normal;
  font-display: swap;
}

/* ============================================
   Reset and base
   ============================================ */

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  font-weight: 300;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

h1, h2 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 em, h2 em {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 400;
  color: var(--color-highlight);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-luxury);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
}

*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

*:focus:not(:focus-visible) {
  outline: none;
}

/* ============================================
   Accessibility helpers
   ============================================ */

.skip-to-content {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  padding: 1rem 2rem;
  background: var(--color-accent);
  color: var(--color-white);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
}

.skip-to-content:focus {
  left: 1rem;
  top: 1rem;
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

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

/* ============================================
   Brand header (top of page)
   ============================================ */

.page__brand {
  display: flex;
  justify-content: center;
  padding: 2.5rem 1.5rem 0;
}

.page__logo {
  width: auto;
  height: 36px;
  max-width: 240px;
}

main {
  flex: 1;
}

/* ============================================
   Hero — single-screen capture
   ============================================ */

.hero {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 220px);
  min-height: calc(100dvh - 220px);
  padding: 4rem 1.5rem 5rem;
}

.hero__inner {
  width: 100%;
  max-width: 720px;
  text-align: center;
  animation: page-fade-in 1s var(--ease-luxury) both;
}

@keyframes page-fade-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__inner {
    animation: none;
  }
}

/* Heading */

.hero__heading {
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: 0;
  color: var(--color-text);
  margin: 0 auto 1.75rem;
  max-width: 18ch;
  line-height: 1.15;
}

.hero__heading em {
  letter-spacing: 0.005em;
}

/* Lede paragraph */

.hero__lede {
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  font-weight: 300;
  line-height: 1.85;
  color: var(--color-text-secondary);
  max-width: 50ch;
  margin: 0 auto 2.75rem;
}

/* ============================================
   Signup form — stacked, full width
   ============================================ */

.signup-form {
  max-width: 560px;
  margin: 0 auto;
  text-align: left;
}

.form-input {
  width: 100%;
  padding: 1.125rem 1.25rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  transition: border-color var(--duration-fast) var(--ease-luxury);
  border-radius: 0;
}

.form-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.55;
}

.form-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: -1px;
  border-color: var(--color-accent);
}

.signup-form__input {
  margin-bottom: 0.625rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.125rem 2rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: background-color var(--duration-base) var(--ease-luxury),
              border-color var(--duration-base) var(--ease-luxury),
              color var(--duration-base) var(--ease-luxury);
  white-space: nowrap;
  border: 1px solid transparent;
  border-radius: 0;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.btn-outline:hover {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn[disabled],
.btn[aria-busy="true"] {
  cursor: progress;
  opacity: 0.7;
  pointer-events: none;
}

.signup-form__submit {
  width: 100%;
}

.signup-form__honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.signup-form__microcopy {
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  text-align: center;
  letter-spacing: 0.02em;
}

.signup-form__legal {
  margin-top: 0.625rem;
  font-size: 0.6875rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  opacity: 0.7;
  text-align: center;
  letter-spacing: 0.02em;
}

.signup-form__legal a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.signup-form__message {
  min-height: 1.25rem;
  margin-top: 0.875rem;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  text-align: center;
}

.signup-form__message[data-state="error"] {
  color: #c0392b;
}

.signup-form__message[data-state="info"] {
  color: var(--color-accent);
}

/* Success state replaces the form */

.signup-form__success {
  max-width: 560px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  text-align: center;
  animation: page-fade-in 0.6s var(--ease-luxury) both;
}

.signup-form__success-eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-highlight);
  margin-bottom: 0.75rem;
}

.signup-form__success-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: 0.01em;
  color: var(--color-text);
  margin-bottom: 0.875rem;
}

.signup-form__success-heading em {
  font-style: italic;
  color: var(--color-highlight);
}

.signup-form__success-text {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  max-width: 38ch;
  margin: 0 auto;
}

/* ============================================
   Follow on Instagram section — forest green
   ============================================ */

.follow {
  position: relative;
  padding: 6rem 1.5rem;
  background: var(--color-accent);
  color: var(--color-bg);
  overflow: hidden;
}

.follow::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgb(184 168 138 / 0.08), transparent 50%),
    radial-gradient(circle at 80% 70%, rgb(184 168 138 / 0.06), transparent 55%);
  pointer-events: none;
}

.follow__inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.follow__handle {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-highlight);
  border-bottom: 1px solid rgb(184 168 138 / 0.35);
}

.follow__handle:hover {
  color: var(--color-bg);
}

.follow__heading {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin-bottom: 1.5rem;
  max-width: 18ch;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.15;
  color: var(--color-bg);
}

.follow__heading em {
  color: var(--color-highlight);
}

.follow__lede {
  font-size: clamp(0.9375rem, 1.3vw, 1.0625rem);
  font-weight: 300;
  line-height: 1.85;
  color: rgb(250 248 245 / 0.78);
  max-width: 52ch;
  margin: 0 auto 2.75rem;
}

.follow__cta {
  width: 100%;
  max-width: 480px;
  background: transparent;
  color: var(--color-bg);
  border-color: var(--color-bg);
}

.follow__cta:hover {
  background: var(--color-bg);
  color: var(--color-accent);
  border-color: var(--color-bg);
}

/* ============================================
   Footer
   ============================================ */

.page__footer {
  padding: 2rem 1.5rem 2.5rem;
  text-align: center;
}

.page__copy {
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  opacity: 0.55;
}

.page__copy a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
  margin-left: 0.5rem;
}

.page__copy a:hover {
  color: var(--color-accent);
  opacity: 1;
}

/* ============================================
   Mobile tweaks
   ============================================ */

@media (max-width: 640px) {
  .page__brand {
    padding: 2rem 1.25rem 0;
  }

  .page__logo {
    height: 30px;
  }

  .hero {
    padding: 3rem 1.25rem 4rem;
    min-height: 0;
  }

  .follow {
    padding: 3.5rem 1.25rem;
  }
}