/* =========================================================
   Loud Essentials — Stylesheet
   Premium, modern, bold. Matte black / charcoal / warm gold / cream.
   ========================================================= */

/* ---------- Custom Properties ---------- */
:root {
  --color-black: #0b0b0b;
  --color-charcoal: #1c1b1a;
  --color-charcoal-light: #2a2826;
  --color-gold: #c9a24b;
  --color-gold-bright: #e0bd6b;
  --color-cream: #f4ede1;
  --color-cream-dim: #d8cfbe;

  --color-bg: var(--color-black);
  --color-surface: var(--color-charcoal);
  --color-surface-alt: var(--color-charcoal-light);
  --color-text: var(--color-cream);
  --color-text-muted: var(--color-cream-dim);
  --color-accent: var(--color-gold);
  --color-accent-bright: var(--color-gold-bright);

  --font-display: "Helvetica Neue", Arial, sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --max-width: 1180px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 7rem;

  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;

  --shadow-card: 0 20px 50px rgba(0, 0, 0, 0.35);
  --header-height: 76px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

p {
  margin: 0;
}

button {
  font: inherit;
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Utility ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--color-accent);
  color: var(--color-black);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
}

.skip-link:focus {
  left: var(--space-sm);
  top: var(--space-sm);
}

:focus-visible {
  outline: 2px solid var(--color-accent-bright);
  outline-offset: 3px;
}

.section {
  padding: var(--space-xl) var(--space-md);
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-tag {
  display: inline-block;
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: var(--space-sm);
}

.section-lede {
  max-width: 62ch;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: var(--space-lg);
}

/* ---------- Reveal Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.9rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

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

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

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(244, 237, 225, 0.35);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-bright);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  background: rgba(11, 11, 11, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(244, 237, 225, 0.08);
}

.navbar {
  max-width: var(--max-width);
  margin: 0 auto;
  height: var(--header-height);
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
}

.brand-mark {
  color: var(--color-text);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.brand-sub {
  color: var(--color-accent);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
}

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

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 0.4rem 0.1rem;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.nav-cta {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background: transparent;
  border: 1px solid rgba(244, 237, 225, 0.2);
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  width: 20px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  padding: calc(var(--header-height) + var(--space-xl)) var(--space-md) var(--space-xl);
  background: var(--color-black);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
}

.eyebrow {
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: var(--space-sm);
}

.hero-headline {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  line-height: 1.05;
  margin-bottom: var(--space-sm);
}

.hero-tagline {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-accent-bright);
  margin-bottom: var(--space-sm);
}

.hero-statement {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 46ch;
  margin-bottom: var(--space-md);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ---------- Hero Product Mockup ---------- */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.product-mockup {
  position: relative;
  width: 220px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tube {
  position: relative;
  width: 140px;
  height: 320px;
  transform: rotate(-3deg);
}

.tube-cap {
  width: 140px;
  height: 60px;
  background: linear-gradient(160deg, var(--color-gold-bright), var(--color-gold) 60%, #8a6c2c);
  border-radius: 18px 18px 8px 8px;
  box-shadow: inset 0 -6px 12px rgba(0, 0, 0, 0.25);
}

.tube-body {
  width: 140px;
  height: 260px;
  margin-top: -6px;
  background: linear-gradient(160deg, #232120, var(--color-black) 60%);
  border: 1px solid rgba(244, 237, 225, 0.08);
  border-radius: 10px 10px 26px 26px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  text-align: center;
}

.tube-label-loud {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 1.15rem;
  color: var(--color-cream);
}

.tube-label-lips {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.14em;
  font-size: 1.15rem;
  color: var(--color-accent);
}

.tube-label-flavor {
  margin-top: 0.6rem;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ---------- Product Section ---------- */
.product-section {
  background: var(--color-surface);
  border-top: 1px solid rgba(244, 237, 225, 0.06);
}

.product-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.product-card,
.product-benefits {
  background: var(--color-surface-alt);
  border: 1px solid rgba(244, 237, 225, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.product-card h3,
.product-benefits h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  color: var(--color-accent-bright);
}

.product-flavor-note {
  color: var(--color-text-muted);
}

.benefits-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--color-text-muted);
}

.benefits-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.small-batch-note {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  border-top: 1px solid rgba(244, 237, 225, 0.1);
  padding-top: var(--space-md);
}

/* ---------- Ingredients ---------- */
.ingredient-group-title {
  font-size: 1.1rem;
  color: var(--color-accent-bright);
  margin: 0 0 var(--space-sm);
}

.ingredients-grid + .ingredient-group-title {
  margin-top: var(--space-lg);
}

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.ingredient-card {
  background: var(--color-surface);
  border: 1px solid rgba(244, 237, 225, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-sm);
  text-align: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.ingredient-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.ingredient-name {
  font-weight: 700;
  color: var(--color-text);
}

.ingredients-note {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-style: italic;
}

/* ---------- Story ---------- */
.story-section {
  background: var(--color-surface);
}

.story-inner {
  max-width: 900px;
}

.story-copy {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 68ch;
  margin-bottom: var(--space-sm);
}

/* ---------- Future Products ---------- */
.future-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

.future-card {
  background: transparent;
  border: 1px dashed rgba(244, 237, 225, 0.25);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.future-card h3 {
  color: var(--color-accent-bright);
  margin-bottom: 0.4rem;
  font-size: 1.15rem;
}

.future-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ---------- FAQ / Accordion ---------- */
.faq-section {
  background: var(--color-bg);
}

.accordion {
  max-width: 800px;
  border-top: 1px solid rgba(244, 237, 225, 0.1);
}

.accordion-item {
  border-bottom: 1px solid rgba(244, 237, 225, 0.1);
}

.accordion-heading {
  margin: 0;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  background: transparent;
  border: none;
  color: var(--color-text);
  text-align: left;
  font-size: 1.05rem;
  font-weight: 600;
  padding: 1.3rem 0.2rem;
}

.accordion-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.accordion-icon::before,
.accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--color-accent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.accordion-icon::before {
  width: 100%;
  height: 2px;
}

.accordion-icon::after {
  width: 2px;
  height: 100%;
  transition: transform var(--transition-base);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.accordion-panel {
  padding: 0 0.2rem 1.4rem;
  color: var(--color-text-muted);
  max-width: 68ch;
}

/* ---------- Contact ---------- */
.contact-section {
  background: var(--color-surface);
}

.contact-inner {
  max-width: 640px;
}

.signup-form {
  margin-top: var(--space-sm);
}

.signup-label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.signup-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.signup-input {
  flex: 1 1 240px;
  padding: 0.9rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(244, 237, 225, 0.25);
  background: var(--color-surface-alt);
  color: var(--color-text);
  font-size: 1rem;
}

.signup-input::placeholder {
  color: var(--color-text-muted);
}

.signup-input:focus {
  border-color: var(--color-accent);
}

.signup-note {
  margin-top: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.signup-note a {
  color: var(--color-accent);
  text-decoration: underline;
}

.signup-status {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: var(--color-accent-bright);
  font-weight: 600;
  min-height: 1.2em;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-black);
  border-top: 1px solid rgba(244, 237, 225, 0.08);
  padding: var(--space-lg) var(--space-md) var(--space-md);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
}

.footer-tagline {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 0.4rem;
}

.footer-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.95rem;
}

.footer-info a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  border-top: 1px solid rgba(244, 237, 225, 0.08);
  padding-top: var(--space-md);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

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

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-charcoal);
    border-bottom: 1px solid rgba(244, 237, 225, 0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .nav-menu.is-open {
    max-height: 400px;
  }

  .nav-link {
    padding: 1rem var(--space-md);
    border-bottom: 1px solid rgba(244, 237, 225, 0.06);
    border-left: 2px solid transparent;
  }

  .nav-link:hover,
  .nav-link:focus-visible {
    border-color: transparent;
    border-left-color: var(--color-accent);
    background: rgba(201, 162, 75, 0.08);
  }
}

@media (max-width: 520px) {
  .section {
    padding: var(--space-lg) var(--space-sm);
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--space-lg));
  }

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

  .signup-row .btn {
    width: 100%;
  }
}