/* ====================================================
   Adibiz.in — Core UI Components & Section Styling
   ==================================================== */

/* ----------------------------------------------------
   Buttons & Interactive Actions
   ---------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent);
  color: oklch(0.985 0.005 245);
  border: 1px solid var(--color-accent);
  transition: transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.15s ease, border-color 0.15s ease;
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-ink);
  transform: translateY(-1px);
}

/* ----------------------------------------------------
   Tactile Milled Alloy Containers
   ---------------------------------------------------- */
.glass-card,
.panel-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 14px var(--color-shadow);
  position: relative;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, border-color 0.2s ease;
  contain: layout style;
}

.glass-card:hover,
.panel-card:hover {
  border-color: oklch(0.78 0.03 245);
  box-shadow: 0 6px 20px var(--color-shadow);
}

.card-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  letter-spacing: 0.02em;
}

.accent-word {
  color: var(--color-accent);
  font-weight: 600;
  font-style: normal;
}

/* ----------------------------------------------------
   Motion Style: Smooth & Refined Keyframes
   ---------------------------------------------------- */
@keyframes hero-fade-rise {
  0% {
    opacity: 0;
    translate: 0 20px;
  }
  100% {
    opacity: 1;
    translate: 0 0;
  }
}

@keyframes live-pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.55;
    transform: scale(1.18);
  }
}

.hero-animate-1 {
  animation: hero-fade-rise 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s backwards;
}

.hero-animate-2 {
  animation: hero-fade-rise 0.75s cubic-bezier(0.16, 1, 0.3, 1) 0.25s backwards;
}

.hero-animate-3 {
  animation: hero-fade-rise 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s backwards;
}

.hero-animate-4 {
  animation: hero-fade-rise 0.85s cubic-bezier(0.16, 1, 0.3, 1) 0.55s backwards;
}

/* Scroll reveal — CSS scroll-driven animations (progressive enhancement) */
.scroll-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@supports (animation-timeline: view()) and (animation-range: entry) {
  @media (prefers-reduced-motion: no-preference) {
    @keyframes scroll-reveal-in {
      from {
        opacity: 0;
        transform: translateY(24px);
      }
    }

    .scroll-reveal {
      opacity: 1;
      transform: none;
      transition: none;
      animation: scroll-reveal-in auto cubic-bezier(0.16, 1, 0.3, 1) backwards;
      animation-timeline: view();
      animation-range: entry 0% entry 100%;
    }

    .scroll-reveal.is-revealed {
      /* Native SDA handles reveal, no class needed */
    }
  }
}

/* ----------------------------------------------------
   Hero Section & Live Telephony Barometer
   ---------------------------------------------------- */
.hero-section {
  padding-top: clamp(3rem, 8vw, 6rem);
  padding-bottom: clamp(3.5rem, 8vw, 6.5rem);
  border-bottom: 1px solid var(--color-border-subtle);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.signature-barometer {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-6);
  font-family: var(--font-mono);
  font-size: 0.78125rem;
  font-weight: 500;
  color: var(--color-ink);
  box-shadow: 0 2px 10px var(--color-shadow);
  max-width: 100%;
}

.signature-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-signal);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.signature-indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-signal);
  box-shadow: 0 0 0 3px var(--color-signal-soft);
  animation: live-pulse 2s infinite ease-in-out;
}

.signature-divider {
  opacity: 0.35;
  user-select: none;
}

.signature-metrics-cluster {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.signature-dot {
  opacity: 0.35;
  user-select: none;
}

.signature-metric,
.signature-metric-chip {
  color: var(--color-muted);
  white-space: nowrap;
}

.signature-metric strong,
.signature-metric-chip strong {
  color: var(--color-ink);
  font-weight: 600;
}

@media (max-width: 640px) {
  .signature-barometer {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border-radius: var(--radius-md);
    padding: 0.6rem 0.85rem;
    gap: 0.4rem;
    width: 100%;
  }

  .signature-divider {
    display: none;
  }

  .signature-metrics-cluster {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.55rem;
    font-size: 0.72rem;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1.25rem;
  }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  margin-bottom: var(--space-6);
  word-break: normal;
  overflow-wrap: break-word;
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(1.55rem, 5.5vw, 2.05rem);
    line-height: 1.2;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-4);
  }

  .hero-lede {
    font-size: 0.9375rem;
    line-height: 1.5;
    margin-bottom: var(--space-6);
  }

  .hero-actions {
    margin-bottom: var(--space-4);
  }

  .hero-guarantee {
    font-size: 0.78125rem;
    margin-bottom: var(--space-6);
  }
}

.hero-lede {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  line-height: 1.6;
  color: var(--color-muted);
  margin-bottom: var(--space-8);
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.hero-guarantee {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  line-height: 1.45;
}

.hero-guarantee span:first-child {
  flex-shrink: 0;
  margin-top: 0;
}

.hero-visual-card {
  padding: var(--space-6);
}

/* ----------------------------------------------------
   Section: The Problem in One Line
   ---------------------------------------------------- */
.problem-section {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.problem-box {
  border-left: 3px solid var(--color-accent);
  padding: var(--space-6) var(--space-8);
  background: var(--color-surface-glass);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-top: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.problem-headline {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.problem-body {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

@media (min-width: 768px) {
  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ----------------------------------------------------
   Section: Services & Transparent Pricing
   ---------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-4);
}

.service-price {
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-ink);
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.55;
}

.process-schematic-wrap {
  margin-top: var(--space-12);
}

/* ----------------------------------------------------
   Section: Proof & Credibility Matrix
   ---------------------------------------------------- */
.proof-section {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.metric-card {
  padding: var(--space-6);
  text-align: left;
}

.metric-num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.metric-desc {
  font-size: 0.875rem;
  color: var(--color-ink);
  line-height: 1.45;
  font-weight: 500;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 860px) {
  .case-studies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.case-card {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ----------------------------------------------------
   Section: Shop Story & Reviews
   ---------------------------------------------------- */
.story-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (min-width: 880px) {
  .story-layout {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}

.story-box {
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-ink);
}

.reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 860px) {
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.review-card {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-4);
}

.review-text {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-ink);
}

.review-author {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
}

/* ----------------------------------------------------
   Section: Frequently Asked Questions (FAQ)
   ---------------------------------------------------- */
.faq-section {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  max-width: 900px;
}

.faq-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

@media (max-width: 600px) {
  .faq-item {
    padding: var(--space-3) var(--space-4);
  }
}

.faq-item[open] {
  border-color: var(--color-accent);
  box-shadow: 0 4px 18px var(--color-shadow);
}

.faq-summary {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

/* ----------------------------------------------------
   Manual Theme Switcher (Light / Dark)
   ---------------------------------------------------- */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-ink);
  cursor: pointer;
  padding: 0;
  transition: all 0.2s ease;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.theme-toggle-btn:hover {
  border-color: var(--color-accent);
  transform: scale(1.05);
}

.theme-toggle-btn:active {
  transform: scale(0.95);
}

.theme-icon-sun,
.theme-icon-moon {
  font-size: 1rem;
  line-height: 1;
  transition: transform 0.25s ease, opacity 0.25s ease;
  position: absolute;
}

/* Default / Dark theme behavior: show Sun icon to switch to Light */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon-moon {
    opacity: 0;
    transform: rotate(90deg) scale(0);
  }
  :root:not([data-theme="light"]) .theme-icon-sun {
    opacity: 1;
    transform: rotate(0) scale(1);
  }
}

:root[data-theme="dark"] .theme-icon-moon {
  opacity: 0;
  transform: rotate(90deg) scale(0);
}
:root[data-theme="dark"] .theme-icon-sun {
  opacity: 1;
  transform: rotate(0) scale(1);
}

/* Light theme behavior: show Moon icon to switch to Dark */
:root[data-theme="light"] .theme-icon-sun,
:root:not([data-theme="dark"]) .theme-icon-sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0);
}
:root[data-theme="light"] .theme-icon-moon,
:root:not([data-theme="dark"]) .theme-icon-moon {
  opacity: 1;
  transform: rotate(0) scale(1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon-moon {
    opacity: 0;
    transform: rotate(90deg) scale(0);
  }
  :root:not([data-theme="light"]) .theme-icon-sun {
    opacity: 1;
    transform: rotate(0) scale(1);
  }
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
}