/* ============================
   TRICITY VAPE VENDING — Styles
   Dark nightlife theme
   ============================ */

/* --- Type Scale --- */
:root {
  --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 */
  --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;

  /* Radius */
  --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);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

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

  /* Fonts */
  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

/* --- Color Palette: Dark Nightlife --- */
:root, [data-theme="dark"] {
  --color-bg:             #0a0a0f;
  --color-surface:        #111118;
  --color-surface-2:      #18181f;
  --color-surface-offset: #1a1a24;
  --color-divider:        #2a2a36;
  --color-border:         #333344;

  --color-text:           #e8e6f0;
  --color-text-muted:     #9896a8;
  --color-text-faint:     #5c5a6e;

  /* Primary accent: Neon Cyan */
  --color-primary:        #00e5cc;
  --color-primary-hover:  #00ccb5;
  --color-primary-active: #00b39e;
  --color-primary-glow:   rgba(0, 229, 204, 0.15);

  /* Secondary accent: Neon Magenta */
  --color-accent:         #e040a0;
  --color-accent-hover:   #cc3890;
  --color-accent-glow:    rgba(224, 64, 160, 0.12);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.6);
  --shadow-neon: 0 0 30px rgba(0,229,204,0.15), 0 0 60px rgba(0,229,204,0.05);
}

[data-theme="light"] {
  --color-bg:             #f4f3f0;
  --color-surface:        #ffffff;
  --color-surface-2:      #f9f8f5;
  --color-surface-offset: #edeae5;
  --color-divider:        #d4d1ca;
  --color-border:         #c4c1ba;

  --color-text:           #1a1a24;
  --color-text-muted:     #5c5a6e;
  --color-text-faint:     #9896a8;

  --color-primary:        #00897a;
  --color-primary-hover:  #006e63;
  --color-primary-active: #005a50;
  --color-primary-glow:   rgba(0, 137, 122, 0.1);

  --color-accent:         #c0307a;
  --color-accent-hover:   #a02868;
  --color-accent-glow:    rgba(192, 48, 122, 0.08);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
  --shadow-neon: none;
}

/* --- Global --- */
body {
  overflow-x: hidden;
}

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-8); }
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-bg);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  z-index: 100;
  text-decoration: none;
}
.skip-link:focus {
  top: var(--space-2);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .header__inner { padding-inline: var(--space-8); }
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header__logo-text span {
  color: var(--color-primary);
}

.header__nav {
  display: none;
  gap: var(--space-6);
  align-items: center;
}

@media (min-width: 768px) {
  .header__nav { display: flex; }
}

.header__nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.header__nav a:hover {
  color: var(--color-primary);
}

.header__cta {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: var(--color-bg);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition-interactive), transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.header__cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-neon);
}
.header__cta:active {
  transform: translateY(0);
}

/* Mobile menu */
.header__menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text);
}

@media (min-width: 768px) {
  .header__menu-btn { display: none; }
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: oklch(from var(--color-bg) l c h / 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-out);
}
.mobile-nav.is-open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.mobile-nav a:hover {
  color: var(--color-primary);
}
.mobile-nav__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--space-16);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4);
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    oklch(from var(--color-bg) l c h / 0.3) 0%,
    oklch(from var(--color-bg) l c h / 0.6) 50%,
    var(--color-bg) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-4);
}
@media (min-width: 768px) {
  .hero__content { padding-inline: var(--space-8); }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: var(--color-primary-glow);
  border: 1px solid oklch(from var(--color-primary) l c h / 0.3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-6);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-text);
  max-width: 16ch;
  margin-bottom: var(--space-6);
}
.hero__title span {
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 48ch;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: var(--color-primary);
  color: var(--color-bg);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition-interactive), transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0,229,204,0.25), 0 4px 16px rgba(0,0,0,0.3);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: border-color var(--transition-interactive), color var(--transition-interactive), transform var(--transition-interactive);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}
.btn-secondary:active { transform: translateY(0); }

/* --- Stats bar --- */
.stats {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--color-divider);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  text-align: center;
}
@media (min-width: 768px) {
  .stats__grid { grid-template-columns: repeat(4, 1fr); }
}

.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

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

/* --- How It Works --- */
.how-it-works {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-12);
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(3, 1fr); }
}

.step {
  position: relative;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.step:hover {
  border-color: oklch(from var(--color-primary) l c h / 0.3);
  box-shadow: var(--shadow-neon);
}

.step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-primary-glow);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.step__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Why Partner --- */
.why-partner {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.why-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}
@media (min-width: 768px) {
  .why-partner__grid { grid-template-columns: 1fr 1fr; gap: var(--space-12); }
}

.why-partner__image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.why-partner__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.benefit-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.benefit {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.benefit__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-glow);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
}

.benefit__title {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.benefit__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Coverage / Markets --- */
.markets {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.markets__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) {
  .markets__grid { grid-template-columns: repeat(3, 1fr); }
}

.market-card {
  position: relative;
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.market-card:hover {
  border-color: oklch(from var(--color-primary) l c h / 0.3);
  box-shadow: var(--shadow-neon);
}

.market-card__city {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.market-card__nickname {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.market-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Cityscape full-bleed --- */
.cityscape {
  position: relative;
  width: 100%;
  height: 40vh;
  min-height: 280px;
  overflow: hidden;
}
.cityscape img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cityscape::before,
.cityscape::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 30%;
  z-index: 1;
}
.cityscape::before {
  top: 0;
  background: linear-gradient(180deg, var(--color-bg), transparent);
}
.cityscape::after {
  bottom: 0;
  background: linear-gradient(0deg, var(--color-bg), transparent);
}

/* --- Compliance --- */
.compliance {
  padding: clamp(var(--space-12), 6vw, var(--space-24)) 0;
}

.compliance__inner {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-primary) l c h / 0.15);
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
}
@media (min-width: 768px) {
  .compliance__inner {
    grid-template-columns: auto 1fr;
    padding: var(--space-10);
    gap: var(--space-8);
  }
}

.compliance__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: var(--color-primary-glow);
  border-radius: var(--radius-xl);
  color: var(--color-primary);
}

.compliance__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.compliance__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- Contact / CTA --- */
.contact {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.contact__inner {
  text-align: center;
  max-width: var(--content-narrow);
  margin-inline: auto;
}

.contact__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.contact__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-10);
  max-width: 50ch;
  margin-inline: auto;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-8);
}

.contact__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-base);
  transition: color var(--transition-interactive);
}
.contact__item:hover {
  color: var(--color-primary);
}
.contact__item svg {
  flex-shrink: 0;
  color: var(--color-primary);
}

/* --- Footer --- */
.footer {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-divider);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}
.footer__links a {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer__links a:hover { color: var(--color-primary); }

/* --- Scroll Animations --- */
.fade-in {
  opacity: 1;
}
@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 80%;
  }
}
@keyframes reveal-fade {
  to { opacity: 1; }
}

/* --- Customer Retention Section --- */
.retention {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) 0;
}

.retention__header {
  max-width: 48rem;
  margin-bottom: var(--space-12);
}

.retention__title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-6);
}

.retention__intro {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 60ch;
}

.retention__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .retention__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.retention-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.retention-card:hover {
  border-color: oklch(from var(--color-accent) l c h / 0.3);
  box-shadow: 0 0 30px var(--color-accent-glow), var(--shadow-md);
}

.retention-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-accent-glow);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.retention-card__problem {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  font-style: italic;
  margin-bottom: var(--space-4);
}

.retention-card__solution {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.retention-card__tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-glow);
  color: var(--color-primary);
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

/* Retention callout */
.retention__callout {
  margin-top: var(--space-4);
}

.retention__callout-inner {
  padding: var(--space-8) var(--space-8);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-2) 100%);
  border: 1px solid oklch(from var(--color-primary) l c h / 0.2);
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  align-items: center;
}
@media (min-width: 768px) {
  .retention__callout-inner {
    grid-template-columns: auto 1px 1fr;
    gap: var(--space-8);
    padding: var(--space-10) var(--space-12);
  }
}

.retention__callout-stat {
  text-align: center;
}
@media (min-width: 768px) {
  .retention__callout-stat { text-align: left; min-width: 200px; }
}

.retention__callout-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.retention__callout-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.retention__callout-divider {
  display: none;
  width: 1px;
  height: 80px;
  background: var(--color-divider);
}
@media (min-width: 768px) {
  .retention__callout-divider { display: block; }
}

.retention__callout-text p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --- What's Inside (Product Grid) --- */
.whats-inside {
  padding: clamp(var(--space-12), 6vw, var(--space-24)) 0;
  border-top: 1px solid var(--color-divider);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}
@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}
@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.product-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-4);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.06);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.product-item:hover {
  border-color: oklch(from var(--color-primary) l c h / 0.3);
  box-shadow: var(--shadow-neon);
}

.product-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary-glow);
  border-radius: var(--radius-lg);
}

.product-item__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.whats-inside__note {
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  text-align: center;
  font-style: italic;
}

/* --- Theme Toggle --- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-primary);
  background: var(--color-primary-glow);
}

/* --- Grain overlay --- */
.grain {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}