/* ============================================
   FILZ — Design System
   Premium Minimalist Fashion Brand
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600&family=Saira:wght@300;400;500&family=Inter:wght@300;400;500&display=swap');

/* --- CSS Variables --- */
:root {
  --black:       #111111;
  --off-white:   #F5F3EF;
  --gray-light:  #D9D4CC;
  --gray-dark:   #5E5A54;
  --bronze:      #B08D57;

  --font-display: 'Outfit', sans-serif;
  --font-accent:  'Saira', sans-serif;
  --font-body:    'Inter', sans-serif;

  --space-xs:  8px;
  --space-sm:  16px;
  --space-md:  32px;
  --space-lg:  64px;
  --space-xl:  96px;
  --space-xxl: 160px;

  --max-w: 1200px;
  --radius: 2px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background-color: var(--off-white);
  color: var(--black);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

button {
  cursor: pointer;
  font-family: var(--font-body);
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
.t-display {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.t-label {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-dark);
}

.t-body {
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.8;
  color: var(--gray-dark);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

/* --- Divider --- */
.divider {
  width: 32px;
  height: 1px;
  background: var(--bronze);
  margin: var(--space-md) auto;
}
.divider--left {
  margin-left: 0;
}

/* ============================================
   NAVBAR
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 20px var(--space-md);
  background: transparent;
  transition: background var(--transition), padding var(--transition);
}

.nav.scrolled {
  background: var(--off-white);
  padding: 14px var(--space-md);
  border-bottom: 1px solid var(--gray-light);
}

/* Logo — always centered via grid */
.nav__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  grid-column: 2;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--black);
  text-decoration: none;
}

.nav__logo-img {
  height: 28px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  display: block;
  transition: opacity var(--transition);
}

.nav__logo-img:hover {
  opacity: 0.75;
}

/* Left side — empty spacer or future left links */
.nav__left {
  grid-column: 1;
  display: flex;
  align-items: center;
}

/* Right side — main navigation links */
.nav__links {
  grid-column: 3;
  display: flex;
  gap: var(--space-md);
  align-items: center;
  justify-content: flex-end;
}

.nav__link {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray-dark);
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--black);
}

.nav__link--cta {
  color: var(--black);
  border-bottom: 1px solid var(--bronze);
  padding-bottom: 1px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1fr;
  overflow: hidden;
}

.hero__image-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: brightness(0.72);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(17,17,17,0.15) 0%,
    rgba(17,17,17,0.05) 40%,
    rgba(17,17,17,0.55) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-lg) var(--space-md);
  padding-top: 100px;
  min-height: 100svh;
  color: var(--off-white);
}

.hero__label {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(245,243,239,0.7);
  margin-bottom: var(--space-sm);
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(44px, 9vw, 88px);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.0;
  color: var(--off-white);
  margin-bottom: var(--space-sm);
  white-space: pre-line;
}

.hero__sub {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(245,243,239,0.75);
  max-width: 340px;
  margin-bottom: var(--space-lg);
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 14px 28px;
  transition: all var(--transition);
  border-radius: var(--radius);
  white-space: nowrap;
}

.btn--primary {
  background: var(--off-white);
  color: var(--black);
  border: 1px solid var(--off-white);
}
.btn--primary:hover {
  background: var(--black);
  color: var(--off-white);
  border-color: var(--black);
}

.btn--outline {
  background: transparent;
  color: var(--off-white);
  border: 1px solid rgba(245,243,239,0.5);
}
.btn--outline:hover {
  border-color: var(--off-white);
  background: rgba(245,243,239,0.08);
}

.btn--dark {
  background: var(--black);
  color: var(--off-white);
  border: 1px solid var(--black);
  width: 100%;
  justify-content: center;
  padding: 16px;
}
.btn--dark:hover {
  background: #2a2a2a;
}

.btn--ghost {
  background: transparent;
  color: var(--black);
  border: 1px solid var(--gray-light);
  width: 100%;
  justify-content: center;
  padding: 16px;
}
.btn--ghost:hover {
  border-color: var(--black);
}

.btn--bronze {
  background: transparent;
  color: var(--black);
  border: 1px solid var(--black);
  padding: 14px 40px;
}
.btn--bronze:hover {
  background: var(--black);
  color: var(--off-white);
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  padding: var(--space-xxl) 0;
  background: var(--off-white);
}

.about__inner {
  max-width: 600px;
}

.about__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: var(--space-md);
}

.about__text {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.9;
  color: var(--gray-dark);
}

/* ============================================
   PRODUCTS
   ============================================ */
.products {
  padding: var(--space-xl) 0 var(--space-xxl);
  background: var(--off-white);
}

.products__header {
  margin-bottom: var(--space-lg);
}

.products__title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--black);
  margin-top: var(--space-xs);
}

.products__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
}

/* --- Product Card --- */
.product-card {
  background: var(--off-white);
  display: flex;
  flex-direction: column;
  border: 1px solid transparent;
  transition: border-color var(--transition);
}

.product-card:hover .product-card__img {
  transform: scale(1.02);
}

.product-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Placeholder state — shown when product has no real photo */
.product-card__img-wrap.is-placeholder {
  background: #EBEBEA;
}

.product-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  height: 100%;
  padding: var(--space-lg);
}

.product-placeholder__icon {
  width: 40px;
  height: 40px;
  color: var(--gray-light);
  opacity: 0.6;
}

.product-placeholder__text {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-dark);
  opacity: 0.5;
  text-align: center;
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card__badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  font-family: var(--font-accent);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: var(--off-white);
  color: var(--black);
  padding: 5px 10px;
}

.product-card__body {
  padding: var(--space-md) 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.product-card__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--black);
}

.product-card__desc {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 300;
  color: var(--gray-dark);
  letter-spacing: 0.03em;
}

.product-card__details {
  font-size: 13px;
  font-weight: 300;
  color: var(--gray-dark);
  line-height: 1.6;
}

.product-card__price {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--black);
  margin-top: auto;
}

/* --- Selectors --- */
.selector-group {
  margin-top: var(--space-sm);
}

.selector-label {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-dark);
  margin-bottom: 8px;
}

.color-swatches {
  display: flex;
  gap: 8px;
}

.color-swatch {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: border-color var(--transition), transform var(--transition);
  position: relative;
}

.color-swatch:hover {
  transform: scale(1.1);
}

.color-swatch.active {
  border-color: var(--black);
  outline: 2px solid var(--off-white);
  outline-offset: -3px;
}

.size-options {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.size-btn {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border: 1px solid var(--gray-light);
  background: transparent;
  color: var(--gray-dark);
  transition: all var(--transition);
  cursor: pointer;
}

.size-btn:hover {
  border-color: var(--black);
  color: var(--black);
}

.size-btn.active {
  background: var(--black);
  color: var(--off-white);
  border-color: var(--black);
}

.product-card__cta {
  margin-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ============================================
   SIZING GUIDE
   ============================================ */
.sizing {
  padding: var(--space-xl) 0;
  background: var(--black);
  color: var(--off-white);
}

.sizing__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--off-white);
  margin-top: var(--space-xs);
}

.sizing__subtitle {
  font-size: 13px;
  font-weight: 300;
  color: rgba(245,243,239,0.5);
  margin-top: var(--space-xs);
}

.sizing__table-wrap {
  overflow-x: auto;
  margin-top: var(--space-lg);
  -webkit-overflow-scrolling: touch;
}

.sizing__table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14px;
}

.sizing__table th {
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(245,243,239,0.45);
  text-align: left;
  padding: 14px 0;
  border-bottom: 1px solid rgba(245,243,239,0.1);
}

.sizing__table td {
  padding: 16px 0;
  border-bottom: 1px solid rgba(245,243,239,0.07);
  color: rgba(245,243,239,0.85);
  font-weight: 300;
}

.sizing__table tr:first-child td {
  color: var(--off-white);
  font-weight: 400;
}

.sizing__table td:first-child,
.sizing__table th:first-child {
  color: var(--off-white);
  font-weight: 500;
}

.sizing__note {
  margin-top: var(--space-md);
  font-size: 12px;
  font-weight: 300;
  color: rgba(245,243,239,0.35);
}

.sizing__note--warning {
  color: rgba(176,141,87,0.6);
  margin-top: 8px;
  display: block;
}

/* ============================================
   PILLARS / QUALITY
   ============================================ */
.pillars {
  padding: var(--space-xl) 0;
  background: var(--off-white);
}

.pillars__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--black);
  margin-top: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.pillars__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--gray-light);
}

.pillar {
  background: var(--off-white);
  padding: var(--space-lg) var(--space-md);
}

.pillar__icon {
  width: 32px;
  height: 32px;
  color: var(--bronze);
  margin-bottom: var(--space-md);
}

.pillar__title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
  color: var(--black);
  margin-bottom: var(--space-xs);
}

.pillar__text {
  font-size: 13px;
  font-weight: 300;
  color: var(--gray-dark);
  line-height: 1.7;
}

/* ============================================
   MANIFESTO
   ============================================ */
.manifesto {
  padding: var(--space-xxl) 0;
  background: var(--off-white);
  text-align: center;
}

.manifesto__title {
  font-family: var(--font-display);
  font-size: clamp(48px, 11vw, 110px);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 0.95;
  color: var(--black);
  margin-bottom: var(--space-lg);
}

.manifesto__text {
  max-width: 480px;
  margin: 0 auto;
  font-size: 15px;
  font-weight: 300;
  line-height: 1.9;
  color: var(--gray-dark);
}

/* ============================================
   WAITLIST
   ============================================ */
.waitlist {
  padding: var(--space-xl) 0;
  background: var(--black);
  color: var(--off-white);
}

.waitlist__title {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--off-white);
  margin-top: var(--space-xs);
}

.waitlist__subtitle {
  font-size: 14px;
  font-weight: 300;
  color: rgba(245,243,239,0.5);
  margin-top: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.waitlist__form {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 440px;
}

.waitlist__input {
  background: rgba(245,243,239,0.06);
  border: 1px solid rgba(245,243,239,0.15);
  color: var(--off-white);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 300;
  padding: 16px 20px;
  width: 100%;
  outline: none;
  transition: border-color var(--transition);
  border-radius: var(--radius);
}

.waitlist__input::placeholder {
  color: rgba(245,243,239,0.35);
}

.waitlist__input:focus {
  border-color: rgba(245,243,239,0.4);
}

.waitlist__btn {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 16px 20px;
  background: var(--off-white);
  color: var(--black);
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.waitlist__btn:hover {
  background: var(--gray-light);
}

.waitlist__success {
  display: none;
  font-size: 13px;
  font-weight: 300;
  color: var(--bronze);
  margin-top: var(--space-sm);
  letter-spacing: 0.05em;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--off-white);
  border-top: 1px solid var(--gray-light);
  padding: var(--space-lg) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--black);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__link {
  font-size: 13px;
  font-weight: 300;
  color: var(--gray-dark);
  transition: color var(--transition);
}

.footer__link:hover {
  color: var(--black);
}

.footer__tagline {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 300;
  color: var(--gray-dark);
  letter-spacing: 0.05em;
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-light);
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-hint {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.scroll-hint__line {
  width: 1px;
  height: 40px;
  background: rgba(245,243,239,0.4);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */
.toast {
  position: fixed;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--black);
  color: var(--off-white);
  font-family: var(--font-accent);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 14px 28px;
  z-index: 999;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   RESPONSIVE — Tablet / Desktop
   ============================================ */
@media (min-width: 768px) {
  :root {
    --space-xxl: 200px;
  }

  .hero__content {
    padding: var(--space-xl) var(--space-lg);
    max-width: 700px;
  }

  .hero__sub {
    max-width: 420px;
  }

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

  .pillars__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .waitlist__form {
    flex-direction: row;
  }

  .waitlist__btn {
    white-space: nowrap;
    min-width: 180px;
  }

  .nav {
    padding: 24px var(--space-lg);
  }

  .nav.scrolled {
    padding: 16px var(--space-lg);
  }
}

@media (min-width: 1024px) {
  .hero__headline {
    font-size: clamp(70px, 7vw, 100px);
  }

  .container {
    padding: 0 var(--space-lg);
  }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================
   UTILITY
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}