/* ==========================================================================
   FIRKEE ACCESSORIES — Design Page Styles
   Hero, philosophy, timeline, materials, studio, CTA
   ========================================================================== */

/* --- Hero --- */
.dhero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-charcoal);
  overflow: hidden;
}

.dhero__grain {
  position: absolute;
  inset: 0;
  background-image: var(--grain);
  background-size: 200px;
  opacity: 0.5;
  pointer-events: none;
  z-index: 1;
}

.dhero__gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(184, 149, 106, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.dhero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 var(--side-pad);
}

.dhero__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(60px, 12vw, 140px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-cream);
  margin: 0;
}

.dhero__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

.dhero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.8vw, 19px);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-sand);
  max-width: 520px;
  margin: 24px auto 0;
  letter-spacing: 0.01em;
}

.dhero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.dhero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--color-gold));
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

.dhero__scroll-text {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-sand);
}


/* --- Philosophy --- */
.philosophy {
  background: var(--color-ivory);
  padding: clamp(100px, 14vw, 180px) var(--side-pad);
}

.philosophy__container {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.philosophy__quote {
  position: relative;
  padding-left: 40px;
  border-left: 3px solid var(--color-gold);
}

.philosophy__quote::before {
  content: '\201C';
  position: absolute;
  top: -24px;
  left: -8px;
  font-family: var(--font-display);
  font-size: 120px;
  font-weight: 300;
  line-height: 1;
  color: var(--color-gold);
  opacity: 0.15;
  pointer-events: none;
}

.philosophy__text {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-charcoal);
  letter-spacing: 0.005em;
}


/* --- Timeline --- */
.timeline {
  background: var(--color-cream);
  padding: var(--section-pad) 0;
  overflow: hidden;
}

.timeline__header {
  text-align: center;
  padding: 0 var(--side-pad);
  margin-bottom: clamp(64px, 8vw, 100px);
}

.timeline__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
}

.timeline__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

.timeline__steps {
  position: relative;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--side-pad);
}

/* Vertical connecting line */
.timeline__steps::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: linear-gradient(to bottom, transparent 0%, var(--color-gold-light) 5%, var(--color-gold-light) 95%, transparent 100%);
  transform: translateX(-0.5px);
}

.timeline__step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  position: relative;
  margin-bottom: clamp(60px, 8vw, 100px);
}

.timeline__step:last-child {
  margin-bottom: 0;
}

/* Gold dot on the center line */
.timeline__step::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 12px;
  background: var(--color-gold);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  box-shadow: 0 0 0 4px var(--color-cream), 0 0 0 5px var(--color-gold-light);
}

/* Even steps: text on left, image on right (default) */
/* Odd steps: image on left, text on right */
.timeline__step:nth-child(odd) .timeline__step-visual {
  order: -1;
}

.timeline__step:nth-child(even) .timeline__step-visual {
  order: 1;
}

.timeline__step-visual {
  aspect-ratio: 4 / 3;
  border-radius: 4px;
  overflow: hidden;
}

/* Creative gradient per design step -- suggesting artistic progression */
.timeline__step:nth-child(1) .placeholder-shoe { background: linear-gradient(135deg, #2e2830 0%, #3a2d38 50%, #252028 100%); } /* Trend: deep purple tint */
.timeline__step:nth-child(2) .placeholder-shoe { background: linear-gradient(135deg, #302a24 0%, #3e3428 50%, #281e18 100%); } /* Concept: warm amber */
.timeline__step:nth-child(3) .placeholder-shoe { background: linear-gradient(135deg, #243028 0%, #2e3e2c 50%, #1a2818 100%); } /* Material: sage green */
.timeline__step:nth-child(4) .placeholder-shoe { background: linear-gradient(135deg, #282e35 0%, #2c3640 50%, #1e242c 100%); } /* Proto: steel blue */
.timeline__step:nth-child(5) .placeholder-shoe { background: linear-gradient(135deg, #38302a 0%, #443828 50%, #2e2418 100%); } /* Refine: copper brown */
.timeline__step:nth-child(6) .placeholder-shoe { background: linear-gradient(135deg, #2a3030 0%, #323c3a 50%, #1e2828 100%); } /* Deliver: teal */

/* SVG color per step */
.timeline__step:nth-child(1) .placeholder-shoe svg { color: #b8a0c0; }
.timeline__step:nth-child(2) .placeholder-shoe svg { color: #c8a878; }
.timeline__step:nth-child(3) .placeholder-shoe svg { color: #88b090; }
.timeline__step:nth-child(4) .placeholder-shoe svg { color: #8898b0; }
.timeline__step:nth-child(5) .placeholder-shoe svg { color: #c0a080; }
.timeline__step:nth-child(6) .placeholder-shoe svg { color: #80b0a8; }

.timeline__step-body {
  padding: clamp(16px, 3vw, 40px) 0;
}

.timeline__step-num {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 300;
  color: var(--color-gold);
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 8px;
}

.timeline__step-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 400;
  color: var(--color-charcoal);
  margin-bottom: 16px;
  line-height: 1.2;
}

.timeline__step-desc {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-warm-gray);
  max-width: 440px;
}

.timeline__step:nth-child(even) .timeline__step-desc {
  margin-left: auto;
}


/* --- Material Innovation --- */
.materials {
  background: var(--color-charcoal);
  padding: var(--section-pad) 0;
  position: relative;
  overflow: hidden;
}

.materials::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--grain);
  background-size: 200px;
  opacity: 0.4;
  pointer-events: none;
}

.materials__header {
  position: relative;
  z-index: 1;
  padding: 0 var(--side-pad);
  margin-bottom: clamp(40px, 6vw, 64px);
}

.materials__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  color: var(--color-cream);
  letter-spacing: -0.01em;
}

.materials__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

.materials__track {
  position: relative;
  z-index: 1;
}

.materials__card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 4px;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.4s var(--ease-out-expo);
}

.materials__card:hover {
  border-color: rgba(184, 149, 106, 0.25);
  transform: translateY(-4px);
}

.materials__card-visual {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.materials__card-body {
  padding: 24px;
}

.materials__card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: var(--color-cream);
  margin-bottom: 8px;
}

.materials__card-desc {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-sand);
}


/* --- Collaboration Section --- */
.collab {
  padding: var(--section-pad) var(--side-pad);
  background: var(--color-ivory);
}

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

.collab__intro {
  font-size: clamp(14px, 1.6vw, 18px);
  color: var(--color-warm-gray);
  line-height: 1.8;
  max-width: 600px;
  margin-top: 24px;
  margin-bottom: 64px;
}

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

.collab__accept,
.collab__provide {
  padding: clamp(32px, 5vw, 56px);
  background: var(--color-cream);
}

.collab__provide {
  background: var(--color-charcoal);
}

.collab__accept h3,
.collab__provide h3 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 400;
  font-style: italic;
  margin-bottom: 32px;
}

.collab__accept h3 {
  color: var(--color-charcoal);
}

.collab__provide h3 {
  color: var(--color-gold);
}

.collab__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.collab__list li {
  padding-left: 20px;
  border-left: 2px solid var(--color-sand);
  transition: border-color 0.3s;
}

.collab__list li:hover {
  border-left-color: var(--color-gold);
}

.collab__list li strong {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--color-charcoal);
  display: block;
  margin-bottom: 4px;
}

.collab__list li span {
  font-size: 13px;
  color: var(--color-warm-gray);
  line-height: 1.6;
}

.collab__list--gold li {
  border-left-color: rgba(184, 149, 106, 0.3);
}

.collab__list--gold li:hover {
  border-left-color: var(--color-gold);
}

.collab__list--gold li strong {
  color: var(--color-cream);
}

.collab__list--gold li span {
  color: var(--color-sand);
}


/* --- Material Library --- */
.materials-lib {
  padding: var(--section-pad) var(--side-pad);
  background: var(--color-graphite);
  position: relative;
}

.materials-lib__container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.materials-lib__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 48px;
}

.materials-lib__category {
  padding: clamp(24px, 3vw, 40px);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.4s, border-color 0.4s;
}

.materials-lib__category:hover {
  background: rgba(184, 149, 106, 0.05);
  border-color: rgba(184, 149, 106, 0.15);
}

.materials-lib__category h4 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.materials-lib__category p {
  font-size: 14px;
  color: var(--color-sand);
  line-height: 1.7;
}

.materials-lib__note {
  margin-top: 32px;
  font-size: 14px;
  font-style: italic;
  color: var(--color-gold);
  opacity: 0.7;
}


/* --- Design Studio --- */
.studio {
  background: var(--color-ivory);
  padding: var(--section-pad) var(--side-pad);
  overflow: hidden;
}

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

.studio__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  margin-bottom: clamp(48px, 6vw, 80px);
}

.studio__text-block {}

.studio__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

.studio__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

.studio__desc {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-warm-gray);
  margin-bottom: 40px;
}

.studio__visual {
  aspect-ratio: 4 / 3;
  border-radius: 4px;
  overflow: hidden;
}

.studio__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 4px;
  overflow: hidden;
}

.studio__stat {
  background: var(--color-ivory);
  text-align: center;
  padding: clamp(24px, 4vw, 48px) 16px;
}

.studio__stat-icon {
  width: 32px;
  height: 32px;
  margin: 0 auto 16px;
  color: var(--color-gold);
}

.studio__stat-icon svg {
  width: 100%;
  height: 100%;
}

.studio__stat-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-charcoal);
  line-height: 1.5;
}


/* --- CTA --- */
.dcta {
  background: var(--color-charcoal);
  padding: var(--section-pad) var(--side-pad);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.dcta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: var(--grain);
  background-size: 200px;
  opacity: 0.4;
  pointer-events: none;
}

.dcta__container {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.dcta__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  color: var(--color-cream);
  letter-spacing: -0.01em;
  margin-bottom: 40px;
}

.dcta__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-gold);
}

.dcta__buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}


/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .materials-lib__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline__steps::before {
    left: 24px;
  }

  .timeline__step {
    grid-template-columns: 1fr;
    padding-left: 56px;
  }

  .timeline__step::before {
    left: 24px;
    top: 24px;
    transform: translate(-50%, 0);
  }

  .timeline__step:nth-child(odd) .timeline__step-visual,
  .timeline__step:nth-child(even) .timeline__step-visual {
    order: -1;
  }

  .timeline__step:nth-child(even) .timeline__step-desc {
    margin-left: 0;
  }

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

  .studio__visual {
    order: -1;
  }
}

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

  .materials-lib__grid {
    grid-template-columns: 1fr;
  }

  .dhero {
    min-height: auto;
    padding: calc(var(--nav-height) + 60px) var(--side-pad) 80px;
  }

  .dhero__title {
    font-size: clamp(42px, 10vw, 72px);
  }

  .dhero__scroll {
    display: none;
  }

  .philosophy {
    padding: clamp(80px, 12vw, 120px) var(--side-pad);
  }

  .philosophy__quote {
    padding-left: 24px;
  }

  .philosophy__quote::before {
    font-size: 80px;
    top: -16px;
    left: -4px;
  }

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

  .dcta__buttons {
    flex-direction: column;
    align-items: center;
  }

  .dcta__buttons .btn {
    width: 100%;
    max-width: 320px;
  }

  .materials-lib__category {
    padding: 20px 16px;
  }
}

@media (max-width: 480px) {
  .dhero__title {
    font-size: clamp(36px, 10vw, 54px);
  }

  .timeline__step {
    padding-left: 44px;
  }

  .timeline__steps::before {
    left: 16px;
  }

  .timeline__step::before {
    left: 16px;
    width: 10px;
    height: 10px;
  }

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

/* Seasonal Trends */
.dtrends {
  background: var(--color-charcoal);
  padding: var(--section-pad) var(--side-pad);
}
.dtrends__intro {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: rgba(245,240,235,0.6);
  margin-bottom: 48px;
}
.dtrends__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.dtrends__card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(184,149,106,0.12);
  border-radius: 8px;
  overflow: hidden;
}
.dtrends__card .photo-placeholder {
  border: none;
  border-radius: 0;
  min-height: 220px;
}
.dtrends__card-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--color-cream);
  padding: 24px 24px 0;
}
.dtrends__card-text {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: rgba(245,240,235,0.6);
  padding: 8px 24px;
  line-height: 1.6;
}
.dtrends__season {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  padding: 3px 10px;
  border-radius: 20px;
  margin: 12px 24px 24px;
}

@media (max-width: 768px) {
  .dtrends__grid {
    grid-template-columns: 1fr;
  }
  .dtrends__card .photo-placeholder {
    min-height: 160px;
  }
}

@media (max-width: 480px) {
  .dtrends__card .photo-placeholder {
    min-height: 120px;
  }
}