/* ==========================================================================
   Scōp — style.css
   Premium all-in-one daily supplement marketing site
   ========================================================================== */

/* ---------- CUSTOM PROPERTIES ---------- */
:root {
  /* Type scale (fluid) */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* 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;

  /* Fonts */
  --font-display: 'Zodiak', Georgia, serif;
  --font-body: 'Satoshi', 'Helvetica Neue', Arial, sans-serif;

  /* Radii */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

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

/* ---------- LIGHT MODE (default) — forest-green base ---------- */
:root, [data-theme="light"] {
  --color-bg:           #113231;
  --color-surface:      #1c4342;
  --color-surface-dark: #0c2625;
  --color-border:       #2a5453;
  --color-border-subtle: #1f3f3e;
  --color-accent:       #c17f3e;
  --color-accent-hover: #d4923f;
  --color-primary:      #f9eee7;
  --color-primary-hover:#ffd9bd;
  --color-text:         #f9eee7;
  --color-text-muted:   #c4b5a8;
  --color-text-faint:   #8a7e74;
  --color-text-inverse: #113231;
  --color-callout:      #441709;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* ---------- DARK MODE — deeper forest ---------- */
[data-theme="dark"] {
  --color-bg:           #0c2625;
  --color-surface:      #113231;
  --color-surface-dark: #081c1b;
  --color-border:       #1f3f3e;
  --color-border-subtle: #18342f;
  --color-accent:       #c17f3e;
  --color-accent-hover: #d4923f;
  --color-primary:      #f9eee7;
  --color-primary-hover:#ffd9bd;
  --color-text:         #f9eee7;
  --color-text-muted:   #b0a296;
  --color-text-faint:   #6e6259;
  --color-text-inverse: #0c2625;
  --color-callout:      #361306;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* System preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:           #0c2625;
    --color-surface:      #113231;
    --color-surface-dark: #081c1b;
    --color-border:       #1f3f3e;
    --color-border-subtle: #18342f;
    --color-accent:       #c17f3e;
    --color-accent-hover: #d4923f;
    --color-primary:      #f9eee7;
    --color-primary-hover:#ffd9bd;
    --color-text:         #f9eee7;
    --color-text-muted:   #b0a296;
    --color-text-faint:   #6e6259;
    --color-text-inverse: #0c2625;
    --color-callout:      #361306;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  }
}


/* ==========================================================================
   GLOBAL ELEMENTS
   ========================================================================== */

body {
  font-family: var(--font-body);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}
a:hover {
  color: var(--color-accent-hover);
}

::selection {
  background: rgba(193, 127, 62, 0.25);
  color: var(--color-text);
}


/* ---------- TAG ---------- */
.tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-4);
  line-height: 1.6;
}


/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-8);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}
.btn--sm {
  padding: var(--space-2) var(--space-6);
  font-size: var(--text-xs);
}


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

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-subtle);
  transition: box-shadow 0.3s ease;
}
.header--scrolled {
  box-shadow: var(--shadow-sm);
}
.header__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.header__logo {
  display: flex;
  align-items: center;
  color: var(--color-text);
  flex-shrink: 0;
}
.header__logo:hover {
  color: var(--color-text);
}
.header__logo svg {
  display: block;
}
.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.header__link {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.header__link:hover {
  color: var(--color-text);
}
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

/* Theme toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid var(--color-border-subtle);
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-border);
}
.theme-toggle svg {
  display: block;
}


/* ==========================================================================
   HERO
   ========================================================================== */

.hero {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-6);
  padding-top: clamp(var(--space-8), 6vw, var(--space-16));
}
.hero__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-12);
}
.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
}
.hero__heading {
  font-size: var(--text-3xl);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 52ch;
}
.hero__image {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__image img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: var(--radius-lg);
}


/* ==========================================================================
   STATS BAR
   ========================================================================== */

.stats {
  background-color: #0c2625;
  color: #f9eee7;
  padding: clamp(var(--space-10), 5vw, var(--space-16)) var(--space-6);
}
[data-theme="dark"] .stats {
  background-color: #081c1b;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .stats {
    background-color: #081c1b;
  }
}
.stats__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}
.stats__item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.stats__number {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: #ffd9bd;
  letter-spacing: -0.01em;
}
.stats__label {
  font-size: var(--text-xs);
  color: rgba(249, 238, 231, 0.6);
  letter-spacing: 0.02em;
}


/* ==========================================================================
   SECTIONS (shared)
   ========================================================================== */

.section {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
}
.section--offset {
  background-color: var(--color-surface);
}
.section__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.section__inner--narrow {
  max-width: var(--content-default);
}
.section__header {
  margin-bottom: clamp(var(--space-10), 4vw, var(--space-16));
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}
.section__title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.section__intro {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}


/* ==========================================================================
   WHY POWDER
   ========================================================================== */

.powder {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 4vw, var(--space-16));
  align-items: start;
}
.powder__text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.powder__text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}
.powder__comparison {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  justify-content: center;
}
.powder__card {
  flex: 1;
  max-width: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  background: var(--color-bg);
}
.powder__card--scop {
  border-color: var(--color-accent);
}
.powder__card-icon svg {
  display: block;
}
.powder__card-label {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}
.powder__card-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}
.powder__card-dose {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.powder__vs {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  font-weight: 400;
  flex-shrink: 0;
}


/* ==========================================================================
   INGREDIENTS
   ========================================================================== */

.ingredients-group {
  margin-bottom: clamp(var(--space-10), 4vw, var(--space-16));
}
.ingredients-group:last-child {
  margin-bottom: 0;
}
.ingredients-group__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.ingredients-grid--2col {
  grid-template-columns: repeat(2, 1fr);
}

/* Ingredient card */
.ingredient-card {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}
[data-theme="dark"] .ingredient-card {
  background: var(--color-surface);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .ingredient-card {
    background: var(--color-surface);
  }
}
.ingredient-card__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}
.ingredient-card__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}
.ingredient-card__dose {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  white-space: nowrap;
}
.ingredient-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* B-Complex compact grid */
.b-complex-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.b-complex-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}
[data-theme="dark"] .b-complex-item {
  background: var(--color-surface);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .b-complex-item {
    background: var(--color-surface);
  }
}
.b-complex-item__name {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
}
.b-complex-item__dose {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.ingredients-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  font-style: italic;
  max-width: 72ch;
}


/* ==========================================================================
   IMAGE BREAK
   ========================================================================== */

.image-break {
  width: 100%;
  overflow: hidden;
  line-height: 0;
}
.image-break img {
  width: 100%;
  height: auto;
  object-fit: cover;
  max-height: 560px;
}


/* ==========================================================================
   QUALITY / SCIENCE CARDS
   ========================================================================== */

.quality-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.quality-card {
  padding: var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}
[data-theme="dark"] .quality-card {
  background: var(--color-surface);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .quality-card {
    background: var(--color-surface);
  }
}
.quality-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.quality-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}


/* ==========================================================================
   FOUNDER
   ========================================================================== */

.section--founder {
  background: var(--color-bg);
}
.founder {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.founder p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}
.founder__sig {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.founder__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}
.founder__company {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}


/* ==========================================================================
   WAITLIST
   ========================================================================== */

.section--waitlist {
  background-color: var(--color-surface);
}
.waitlist {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}
.waitlist .section__title {
  text-align: center;
  align-self: center;
}
.waitlist__intro {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 52ch;
  text-align: center;
}
.waitlist__form {
  width: 100%;
  max-width: 480px;
}
.waitlist__input-group {
  display: flex;
  gap: var(--space-3);
}
.waitlist__input {
  flex: 1;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text);
  outline: none;
}
.waitlist__input::placeholder {
  color: var(--color-text-faint);
}
.waitlist__input:focus {
  border-color: var(--color-accent);
}
.waitlist__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.waitlist-success {
  display: none;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-accent) 8%, var(--color-bg));
}
.waitlist-success:not([hidden]) {
  display: flex;
}
.waitlist-success p {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}


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

.footer {
  border-top: 1px solid var(--color-border);
  padding: clamp(var(--space-10), 5vw, var(--space-16)) var(--space-6);
  background: var(--color-bg);
}
.footer__inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  text-align: center;
}
.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}
.footer__logo {
  color: var(--color-text);
  display: flex;
}
.footer__logo:hover {
  color: var(--color-text);
}
.footer__logo svg {
  display: block;
}
.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}
.footer__nav {
  display: flex;
  gap: var(--space-6);
}
.footer__nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__nav a:hover {
  color: var(--color-text);
}
.footer__legal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.footer__legal p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__attribution {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer__attribution:hover {
  color: var(--color-text-muted);
}


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

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

/* Tablet & below */
@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .hero__image {
    order: -1;
  }
  .hero__image img {
    max-width: 400px;
  }
  .hero__content {
    align-items: center;
    text-align: center;
  }
  .hero__heading {
    text-align: center;
  }
  .hero__subtitle {
    text-align: center;
  }

  .stats__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .powder {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .quality-grid {
    grid-template-columns: 1fr;
  }

  .b-complex-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 640px) {
  .header__nav {
    display: none;
  }

  .hero__image img {
    max-width: 320px;
  }

  .stats__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
  .stats__number {
    font-size: var(--text-lg);
  }

  .ingredients-grid {
    grid-template-columns: 1fr;
  }
  .ingredients-grid--2col {
    grid-template-columns: 1fr;
  }

  .b-complex-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .powder__comparison {
    flex-direction: column;
    gap: var(--space-4);
  }
  .powder__card {
    max-width: 200px;
    width: 100%;
  }

  .waitlist__input-group {
    flex-direction: column;
  }
  .waitlist__input-group .btn {
    width: 100%;
  }

  .footer__nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
  }

  .section__title {
    font-size: var(--text-xl);
  }
}