/* ============================================================
   MOKUME — Design Tokens & Component Styles
   Palette: warm paper off-white / warm near-black / warm charcoal
   Fonts: Cormorant Garamond (display) + DM Sans (body/UI)
   ============================================================ */

/* --- DESIGN TOKENS --- */
:root {
  /* Type scale — fluid */
  --text-xs:   clamp(0.6875rem, 0.65rem + 0.2vw,  0.75rem);   /* 11–12px */
  --text-sm:   clamp(0.875rem,  0.82rem + 0.3vw,  1rem);      /* 14–16px */
  --text-base: clamp(1rem,      0.95rem + 0.25vw, 1.125rem);  /* 16–18px */
  --text-lg:   clamp(1.125rem,  1rem + 0.75vw,    1.5rem);    /* 18–24px */
  --text-xl:   clamp(1.5rem,    1.2rem + 1.25vw,  2.25rem);   /* 24–36px */
  --text-2xl:  clamp(2rem,      1.2rem + 2.5vw,   3.5rem);    /* 32–56px */
  --text-3xl:  clamp(2.5rem,    1rem + 4vw,       5rem);      /* 40–80px */
  --text-hero: clamp(3rem,      0.5rem + 7vw,     8rem);      /* 48–128px */

  /* Spacing — 4px base */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Content widths */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;

  /* Transitions */
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
}

/* --- LIGHT MODE (default) --- */
:root,
[data-theme='light'] {
  /* Paper palette */
  --color-bg:           #F6F2EA;
  --color-surface:      #F9F6EF;
  --color-surface-alt:  #EEE9DF;
  --color-border:       #D8D3C8;
  --color-text:         #2A2724;
  --color-text-muted:   #7A7670;
  --color-text-faint:   #B5B0A8;
  --color-text-inverse: #F6F2EA;

  /* Accent — warm graphite (wire-o binding) */
  --color-accent:       #4A4640;
  --color-accent-hover: #2A2724;

  /* Inverse section — warm charcoal */
  --color-dark-bg:      #211E19;
  --color-dark-text:    #E8E3D8;
  --color-dark-muted:   #9A9590;
}

/* --- DARK MODE (system preference only — no full dark mode for this brand) --- */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:           #1A1714;
    --color-surface:      #211E19;
    --color-surface-alt:  #2A2724;
    --color-border:       #3D3A35;
    --color-text:         #E8E3D8;
    --color-text-muted:   #9A9590;
    --color-text-faint:   #6A6560;
    --color-text-inverse: #1A1714;
    --color-accent:       #B5AFA6;
    --color-accent-hover: #E8E3D8;
    --color-dark-bg:      #211E19;
    --color-dark-text:    #E8E3D8;
    --color-dark-muted:   #9A9590;
  }
}

[data-theme='dark'] {
  --color-bg:           #1A1714;
  --color-surface:      #211E19;
  --color-surface-alt:  #2A2724;
  --color-border:       #3D3A35;
  --color-text:         #E8E3D8;
  --color-text-muted:   #9A9590;
  --color-text-faint:   #6A6560;
  --color-text-inverse: #1A1714;
  --color-accent:       #B5AFA6;
  --color-accent-hover: #E8E3D8;
  --color-dark-bg:      #211E19;
  --color-dark-text:    #E8E3D8;
  --color-dark-muted:   #9A9590;
}


/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

.container--narrow {
  max-width: var(--content-default);
}

.section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */

.label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.display {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.body-text {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
}

.body-text p + p {
  margin-top: var(--space-4);
}


/* ============================================================
   HEADER / NAV
   ============================================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

.site-logo {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-decoration: none;
}

.site-logo__wordmark {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-text);
  transition: color var(--transition);
}

.site-logo__tagline {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--color-text);
}

.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
  padding: var(--space-1);
}

.theme-toggle:hover {
  color: var(--color-text);
}

@media (max-width: 680px) {
  .nav-links { display: none !important; }
  .site-header {
    padding-inline: var(--space-5);
  }
}


/* ============================================================
   HERO — SECTION 1
   ============================================================ */

.hero {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 0;
  overflow: hidden;
  padding-top: 0;
}

.hero__content {
  padding-inline: clamp(var(--space-8), 6vw, var(--space-20));
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  z-index: 1;
}

.hero__label {
  opacity: 0;
  animation: fadeUp 0.8s var(--transition-slow) 0.2s forwards;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 1rem + 5vw, 6rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
  opacity: 0;
  animation: fadeUp 0.9s var(--transition-slow) 0.4s forwards;
}

.hero__sub {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 44ch;
  opacity: 0;
  animation: fadeUp 0.9s var(--transition-slow) 0.6s forwards;
}

.hero__cta {
  opacity: 0;
  animation: fadeUp 0.9s var(--transition-slow) 0.8s forwards;
}

.hero__image {
  height: 100dvh;
  position: relative;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  animation: fadeIn 1.2s ease 0.3s forwards;
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero__image {
    height: 70vw;
    min-height: 280px;
    order: -1;
  }

  .hero__content {
    padding-block: var(--space-12) var(--space-16);
  }
}


/* ============================================================
   THE GAP — SECTION 2
   ============================================================ */

.gap-section {
  background: var(--color-bg);
}

.gap-section__inner {
  max-width: 640px;
}

.gap-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-block: var(--space-6) var(--space-8);
}

.gap-section p {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 60ch;
}

.gap-section p + p {
  margin-top: var(--space-5);
}

.gap-section .closer {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  margin-top: var(--space-8);
}


/* ============================================================
   THE PRODUCT — SECTION 3
   ============================================================ */

.product-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.product-section__intro {
  max-width: 700px;
  margin-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

.product-section__intro h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-block: var(--space-6) var(--space-6);
}

.product-section__intro .subhead {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.product-section__intro p {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 62ch;
}

.product-section__intro p + p {
  margin-top: var(--space-4);
}

/* Edition cards */
.editions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: clamp(var(--space-12), 6vw, var(--space-20));
}

.edition-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.edition-card:hover {
  box-shadow: 0 8px 32px color-mix(in oklab, var(--color-text) 8%, transparent);
}

.edition-card__image {
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--color-surface-alt);
}

.edition-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.edition-card:hover .edition-card__image img {
  transform: scale(1.03);
}

.edition-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.edition-card__name {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text);
}

.edition-card__pantone {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.edition-card__detail {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-1);
}

.edition-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
}

.edition-card__color-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.product-section__closer {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-muted);
  max-width: 60ch;
  padding-top: clamp(var(--space-8), 4vw, var(--space-12));
  border-top: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  .editions {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .editions {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}


/* ============================================================
   THE MAKING — SECTION 4
   ============================================================ */

.making-section {
  background: var(--color-bg);
}

.making-section__header {
  margin-bottom: clamp(var(--space-12), 6vw, var(--space-20));
}

.making-section__header h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-block: var(--space-6) 0;
}

.making-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-12), 6vw, var(--space-20));
  align-items: start;
}

.making-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.making-copy p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text-muted);
  max-width: 58ch;
}

.making-copy p strong {
  font-weight: 500;
  color: var(--color-text);
}

.making-closer {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.making-image {
  position: sticky;
  top: calc(var(--space-16) + var(--space-8));
}

.making-image__frame {
  background: var(--color-surface-alt);
  overflow: hidden;
  aspect-ratio: 3 / 4;
}

.making-image__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.making-image__caption {
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
}

@media (max-width: 768px) {
  .making-grid {
    grid-template-columns: 1fr;
  }

  .making-image {
    position: static;
    order: -1;
  }
}


/* ============================================================
   THE PHILOSOPHY — SECTION 5 (dark inverse)
   ============================================================ */

.philosophy-section {
  background: var(--color-dark-bg);
  color: var(--color-dark-text);
}

.philosophy-section .label {
  color: color-mix(in oklab, var(--color-dark-text) 50%, transparent);
}

.philosophy-section__inner {
  max-width: 720px;
}

.philosophy-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-dark-text);
  margin-block: var(--space-6) var(--space-10);
}

.philosophy-section p {
  font-size: var(--text-base);
  line-height: 1.8;
  color: color-mix(in oklab, var(--color-dark-text) 70%, transparent);
  max-width: 60ch;
}

.philosophy-section p + p {
  margin-top: var(--space-6);
}

.philosophy-section .founder-note {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 300;
  font-style: italic;
  color: color-mix(in oklab, var(--color-dark-text) 80%, transparent);
  margin-top: var(--space-10);
  padding-top: var(--space-10);
  border-top: 1px solid color-mix(in oklab, var(--color-dark-text) 15%, transparent);
}

.philosophy-section .colophon {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--color-dark-text) 35%, transparent);
  margin-top: var(--space-10);
}


/* ============================================================
   WAITLIST — SECTION 6
   ============================================================ */

.waitlist-section {
  background: var(--color-bg);
}

.waitlist-section__inner {
  max-width: 640px;
}

.waitlist-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-text);
  margin-block: var(--space-6) var(--space-6);
}

.waitlist-section .sub {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: var(--space-10);
}

/* Expanded waitlist form */
.waitlist-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 560px;
}

.waitlist-form__row {
  display: flex;
  gap: var(--space-3);
}

.waitlist-form__row--editions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.waitlist-form__label {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  white-space: nowrap;
  align-self: center;
}

.waitlist-form input[type='text'],
.waitlist-form input[type='email'] {
  flex: 1;
  padding: var(--space-4) var(--space-5);
  border: 1px solid var(--color-border);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition);
}

.waitlist-form input[type='text']:focus,
.waitlist-form input[type='email']:focus {
  border-color: var(--color-text);
}

.waitlist-form input::placeholder {
  color: var(--color-text-faint);
  font-style: italic;
}

/* Edition radio pills */
.edition-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--transition);
  user-select: none;
}

.edition-radio input[type='radio'] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.edition-radio__swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  transition: border-color var(--transition);
  flex-shrink: 0;
}

.edition-radio input[type='radio']:checked + .edition-radio__swatch {
  border-color: var(--color-text);
  outline: 1.5px solid var(--color-text);
  outline-offset: 2px;
}

.edition-radio:has(input:checked) {
  color: var(--color-text);
}

/* For "Undecided" which has no swatch */
.edition-radio input[type='radio']:checked ~ span:not(.edition-radio__swatch) {
  color: var(--color-text);
}

.waitlist-form button[type='submit'] {
  align-self: flex-start;
  padding: var(--space-4) var(--space-8);
  background: var(--color-text);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.waitlist-form button[type='submit']:hover {
  background: var(--color-accent);
}

.waitlist-form button[type='submit']:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.waitlist-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
  letter-spacing: 0.02em;
}

/* Confirmation state */
.waitlist-confirm {
  display: none;
}

.waitlist-confirm__main {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
  font-style: italic;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.waitlist-confirm__sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

@media (max-width: 560px) {
  .waitlist-form__row {
    flex-direction: column;
  }

  .waitlist-form__row--editions {
    gap: var(--space-3);
  }

  .waitlist-form button[type='submit'] {
    align-self: stretch;
    text-align: center;
  }
}


/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-10);
}

.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-wordmark {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
}


/* ============================================================
   CTA BUTTON
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--color-text);
  background: transparent;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

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

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

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


/* ============================================================
   SCROLL REVEAL
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }


/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}