/* ==========================================================================
   COMPONENTS.CSS — Reusable UI Components
   Mobile-first: base = mobile, @media for tablet (768px) & desktop (1024px)
   ========================================================================== */

/* ==========================================================================
   Buttons
   ========================================================================== */

/* Primary CTA — Conversion Orange (use sparingly, CTA only) */
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: var(--space-sm) var(--space-xl);
  background-color: var(--color-accent);
  color: var(--color-bg-white);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
}

.btn-cta:hover {
  background-color: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

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

.btn-cta:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Secondary button — outline style */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  min-height: 48px;
  padding: var(--space-sm) var(--space-xl);
  background-color: transparent;
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  text-decoration: none;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
}

.btn-secondary:active {
  background-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
}

/* Sticky phone button (header) */
.btn-phone {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  min-height: 44px;
  padding: var(--space-xs) var(--space-md);
  background-color: var(--color-accent);
  color: var(--color-bg-white);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn-phone:hover {
  background-color: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .btn-phone {
    font-size: var(--font-size-base);
    padding: var(--space-sm) var(--space-lg);
  }
}

/* ==========================================================================
   Cards
   ========================================================================== */

/* Base card */
.card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-lg);
  transition: box-shadow var(--transition-base),
              transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* Use-case card — icon top, headline, description, CTA */
.card-usecase {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  transition: box-shadow var(--transition-base),
              transform var(--transition-base);
}

.card-usecase:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-usecase__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-inline: auto;
  margin-bottom: var(--space-md);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  font-size: var(--font-size-xl);
}

.card-usecase__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.card-usecase__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
  line-height: var(--line-height-base);
}

.card-usecase__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.card-usecase__link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Testimonial card */
.testimonial-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-lg);
  position: relative;
}

.testimonial-card__quote {
  font-size: var(--font-size-base);
  font-style: italic;
  color: var(--color-text);
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-md);
}

.testimonial-card__quote::before {
  content: "\201E";
  font-size: var(--font-size-3xl);
  color: var(--color-accent);
  font-family: var(--font-heading);
  line-height: 0;
  position: relative;
  top: 12px;
  margin-right: var(--space-xs);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-card__photo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.testimonial-card__name {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.testimonial-card__company {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

/* Step card (numbered steps with icon) */
.step-card {
  text-align: center;
  padding: var(--space-lg);
}

.step-card__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-inline: auto;
  margin-bottom: var(--space-md);
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  border-radius: var(--radius-full);
}

.step-card__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.step-card__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-base);
}

/* Step card animated icons */
.step-anim-icon {
  transition: transform 0.3s ease;
}

.step-card:hover .step-anim-icon--write {
  animation: step-write-pulse 0.8s ease-in-out;
}

.step-card:hover .step-anim-icon--report {
  animation: step-report-slide 0.6s ease-out;
}

.step-card:hover .step-anim-icon--consult {
  animation: step-consult-nod 0.7s ease-in-out;
}

@keyframes step-write-pulse {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-8deg); }
  50% { transform: rotate(4deg); }
  75% { transform: rotate(-2deg); }
}

@keyframes step-report-slide {
  0% { transform: translateY(4px); opacity: 0.7; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes step-consult-nod {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ==========================================================================
   Badge & Tags
   ========================================================================== */

.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background-color var(--transition-fast),
              color var(--transition-fast);
}

.tag:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
}

/* ==========================================================================
   Savings Number (hero large number)
   ========================================================================== */

.savings-number {
  font-family: var(--font-heading);
  font-size: var(--savings-number-size);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
  line-height: 1;
}

.savings-label {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  margin-top: var(--space-xs);
}

/* ==========================================================================
   FAQ Accordion (details/summary pattern)
   ========================================================================== */

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  font-family: var(--font-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition-fast);
}

.faq-item summary:hover {
  color: var(--color-primary);
}

/* Remove default marker */
.faq-item summary::-webkit-details-marker {
  display: none;
}

/* Plus/minus indicator */
.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-regular);
  color: var(--color-primary);
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  content: "\2212"; /* minus sign */
}

.faq-item__content {
  padding-bottom: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-loose);
}

@media (min-width: 768px) {
  .faq-item summary {
    font-size: var(--font-size-md);
    padding: var(--space-lg) 0;
  }
}

/* ==========================================================================
   Form Elements
   ========================================================================== */

.form-container {
  max-width: 600px;
  margin-inline: auto;
  padding: var(--space-xl);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.form-input,
.form-select {
  width: 100%;
  min-height: 48px;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.15);
}

.form-input::placeholder {
  color: var(--color-text-light);
}

/* Error state */
.form-input--error {
  border-color: var(--color-error);
}

.form-input--error:focus {
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.15);
}

.form-error {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--color-error);
  font-weight: var(--font-weight-medium);
}

/* GDPR notice under forms */
.gdpr-notice {
  margin-top: var(--space-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  line-height: var(--line-height-base);
}

.gdpr-notice a {
  color: var(--color-text-light);
  text-decoration: underline;
}

.gdpr-notice a:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   Social Proof Bar (horizontal logo strip)
   ========================================================================== */

.social-proof-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-xl);
  padding-block: var(--space-lg);
}

.social-proof-bar img,
.client-logo {
  height: 32px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  opacity: 0.55;
  filter: grayscale(100%);
  transition: opacity var(--transition-fast),
              filter var(--transition-fast);
}

.social-proof-bar img:hover,
.client-logo:hover {
  opacity: 1;
  filter: grayscale(0%);
}

@media (min-width: 768px) {
  .social-proof-bar img,
  .client-logo {
    height: 40px;
  }
}

/* ==========================================================================
   Navigation Components
   ========================================================================== */

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link--active {
  color: var(--color-primary);
}

/* Underline effect on desktop */
@media (min-width: 1024px) {
  .nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-base);
  }

  .nav-link:hover::after,
  .nav-link--active::after {
    width: 100%;
  }
}

/* Hamburger toggle button */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: var(--space-sm);
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 1px;
  transition: transform var(--transition-base),
              opacity var(--transition-fast);
}

/* Animated hamburger -> X */
.nav-toggle--active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle--active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle--active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

/* Language switcher */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 0;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.lang-switch__link,
.lang-switch-link {
  padding: var(--space-xs) 0.25rem;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.lang-switch__link:hover,
.lang-switch-link:hover,
.lang-switch__link--active,
.lang-switch-link--active {
  color: var(--color-primary);
  font-weight: var(--font-weight-bold);
}

.lang-switch__divider,
.lang-switch-divider {
  color: var(--color-border);
  font-size: 0.75rem;
}

/* ==========================================================================
   Trust Badge
   ========================================================================== */

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
}

.trust-badge__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-success);
}

/* ==========================================================================
   Section Heading
   ========================================================================== */

.section-heading {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-heading__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-heading__subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  max-width: 600px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .section-heading__title {
    font-size: var(--font-size-3xl);
  }
}

/* ==========================================================================
   Animation (entry animation — triggered via JS)
   ========================================================================== */

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.animate-in--visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Scroll-triggered animations (data-animate system from animations.js)
   Elements with [data-animate] start hidden, get .animate-visible on scroll
   ========================================================================== */

[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-animate="scale-in"] {
  transform: scale(0.92);
}

[data-animate="fade-in"] {
  transform: translateY(16px);
}

[data-animate="fade-up"] {
  transform: translateY(24px);
}

[data-animate].animate-visible,
[data-animate-stagger] > .animate-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Staggered children: also start hidden */
[data-animate-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-animate-stagger] > .animate-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  [data-animate],
  [data-animate-stagger] > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ==========================================================================
   Logo
   ========================================================================== */

/* Logo sizing handled in layout.css */

/* ==========================================================================
   Counter (animated count-up numbers)
   ========================================================================== */

.counter {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1;
}

@media (min-width: 768px) {
  .counter {
    font-size: var(--font-size-4xl);
  }
}

/* ==========================================================================
   CTA Section (full-width band)
   ========================================================================== */

.cta-section {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  text-align: center;
  padding-block: var(--space-2xl);
}

.cta-section__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
}

.cta-section__text {
  font-size: var(--font-size-base);
  opacity: 0.9;
  margin-bottom: var(--space-lg);
  max-width: 600px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .cta-section {
    padding-block: var(--space-3xl);
  }

  .cta-section__title {
    font-size: var(--font-size-2xl);
  }
}

/* ==========================================================================
   Breadcrumb
   ========================================================================== */

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  padding-block: var(--space-md);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-xs);
  color: var(--color-border);
}

.breadcrumb a {
  color: var(--color-text-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
}