/* ============================================================
   ESTUDIO MARTINI — Components
   Buttons · Section Labels · Project Cards · Service Blocks
   ============================================================ */

/* ─── Section Label ──────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gray-400);
  margin-bottom: var(--space-5);
}

.section-label::before {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 28px;
  height: 1px;
  background-color: currentColor;
}

.section-label--center {
  justify-content: center;
}
.section-label--center::before { display: none; }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur-base) var(--ease-out);
}

.btn-primary {
  background-color: var(--color-dark);
  color: var(--color-white);
  border-color: var(--color-dark);
}
.btn-primary:hover {
  background-color: transparent;
  color: var(--color-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark);
  border-color: var(--color-dark);
}
.btn-outline:hover {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.btn-ghost:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}

/* Animated arrow inside buttons */
.btn-arrow {
  display: inline-block;
  width: 16px;
  height: 1px;
  background-color: currentColor;
  position: relative;
  flex-shrink: 0;
  transition: width var(--dur-base) var(--ease-out);
}

.btn-arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  border-right: 1px solid currentColor;
  border-top: 1px solid currentColor;
  transform: translateY(-50%) rotate(45deg);
}

.btn:hover .btn-arrow { width: 24px; }

/* ─── Section Header ─────────────────────────────────────── */
.section-header {
  margin-bottom: var(--space-16);
}

.section-header p:last-of-type:not(.section-label) {
  margin-top: var(--space-5);
  font-size: var(--text-md);
  font-weight: 300;
  color: var(--color-gray-600);
  line-height: 1.8;
  max-width: 52ch;
}

/* ─── Project Card ───────────────────────────────────────── */
.project-card {
  position: relative;
  overflow: hidden;
  background: var(--color-gray-100);
  cursor: pointer;
  display: block;
}

.project-card__image-wrap {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition:
    transform var(--dur-slow) var(--ease-out),
    filter    var(--dur-slow) var(--ease-out);
}

.project-card:hover .project-card__image {
  transform: scale(1.05);
  filter: brightness(0.8);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.75) 0%, transparent 55%);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-8);
  transition: opacity var(--dur-slow) var(--ease-out);
}

.project-card:hover .project-card__overlay { opacity: 1; }

.project-card__category {
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-2);
}

.project-card__name {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-white);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}

.project-card__meta {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.1em;
}

/* ─── Service Block ──────────────────────────────────────── */
.service-block {
  padding-block: var(--space-12);
  border-top: var(--border-thin);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-12);
  align-items: start;
}

.service-block:last-child {
  border-bottom: var(--border-thin);
}

.service-block__index {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-gray-200);
  line-height: 1;
}

.service-block__body {}

.service-block__title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-dark);
  margin-bottom: var(--space-4);
}

.service-block__text {
  font-size: var(--text-base);
  color: var(--color-gray-600);
  line-height: 1.8;
  max-width: 58ch;
  margin-bottom: var(--space-5);
}

.service-block__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.service-tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-gray-200);
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-gray-600);
}

@media (max-width: 768px) {
  .service-block {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}

/* ─── Floating WhatsApp Button ──────────────────────────── */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: var(--z-overlay);
  width: 56px;
  height: 56px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition:
    transform  var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out);
}

.wa-float:hover {
  transform: translateY(-3px) scale(1.06);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.5);
}

.wa-float svg {
  width: 28px;
  height: 28px;
  fill: #ffffff;
  flex-shrink: 0;
}

/* ─── CTA Band (shared across pages) ────────────────────── */
.cta-band {
  padding-block: var(--space-24);
  background-color: var(--color-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: 'MARTINI';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 22vw;
  font-weight: 400;
  color: rgba(255,255,255,0.025);
  letter-spacing: -0.03em;
  pointer-events: none;
  white-space: nowrap;
  overflow: hidden;
}

.cta-band .section-label {
  color: rgba(255,255,255,0.35);
  margin-bottom: var(--space-6);
}

.cta-band .section-label::before {
  background: rgba(255,255,255,0.35);
}

.cta-band h2 {
  color: var(--color-white);
  max-width: 22ch;
  margin-inline: auto;
  margin-bottom: var(--space-10);
}

.cta-band__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  background-color: #25d366;
  color: var(--color-white);
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
}

.btn-whatsapp:hover {
  background-color: transparent;
  border-color: #25d366;
  color: #25d366;
}

/* ─── Page Hero (inner pages) ────────────────────────────── */
.page-hero {
  padding-top: calc(var(--space-32) + var(--space-8));
  padding-bottom: var(--space-20);
  background-color: var(--color-off-white);
  border-bottom: var(--border-thin);
  overflow: hidden;
  position: relative;
}

/* Giant watermark number */
.page-hero__watermark {
  position: absolute;
  right: -0.05em;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: clamp(12rem, 28vw, 22rem);
  font-weight: 400;
  color: var(--color-gray-200);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  opacity: 0.5;
}

.page-hero__label {
  margin-bottom: var(--space-6);
}

.page-hero__title {
  max-width: 16ch;
  margin-bottom: var(--space-6);
}

.page-hero__sub {
  max-width: 52ch;
  font-size: var(--text-md);
  font-weight: 300;
  color: var(--color-gray-600);
  line-height: 1.75;
}

/* ─── Filter Bar ─────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding-block: var(--space-10);
  border-bottom: var(--border-thin);
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray-600);
  border: 1px solid transparent;
  cursor: pointer;
  background: none;
  transition: all var(--dur-base) var(--ease-out);
}

.filter-btn:hover {
  color: var(--color-dark);
  border-color: var(--color-gray-200);
}

.filter-btn.active {
  color: var(--color-dark);
  border-color: var(--color-dark);
}

/* ─── Empty State ────────────────────────────────────────── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-block: var(--space-24);
  text-align: center;
  gap: var(--space-5);
}

.empty-state__line {
  display: block;
  width: 1px;
  height: 48px;
  background: var(--color-gray-200);
  margin-inline: auto;
}

.empty-state__title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-dark);
}

.empty-state__text {
  font-size: var(--text-base);
  color: var(--color-gray-400);
  max-width: 36ch;
}