/* ============================================================
   COMPONENTS — Reusable UI Elements
   ============================================================
   Buttons, Cards, Forms, Badges, Dividers, etc.
   ============================================================ */

/* ──────────────────────────────────────────────────────────────
   BUTTONS
   ────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
  white-space: nowrap;
}

/* Button hover sweep effect */
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-101%);
  transition: transform var(--duration-slow) var(--ease-out-expo);
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(0);
}

/* Primary — Accent fill */
.btn--primary {
  background-color: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}

.btn--primary::before {
  background-color: var(--accent-hover);
}

.btn--primary:hover {
  border-color: var(--accent-hover);
}

/* Secondary — White outline on dark */
.btn--secondary {
  background-color: transparent;
  color: var(--text-on-dark);
  border-color: var(--border-dark);
}

.btn--secondary::before {
  background-color: var(--text-on-dark);
}

.btn--secondary:hover {
  color: var(--bg-primary);
  border-color: var(--text-on-dark);
}

/* Ghost — Transparent with underline */
.btn--ghost {
  background-color: transparent;
  color: var(--text-on-dark);
  border: none;
  padding-inline: 0;
  position: relative;
}

.btn--ghost::before {
  display: none;
}

.btn--ghost::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.btn--ghost:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* White solid — for dark backgrounds */
.btn--white {
  background-color: var(--text-on-dark);
  color: var(--bg-primary);
  border-color: var(--text-on-dark);
}

.btn--white::before {
  background-color: var(--bg-primary);
}

.btn--white:hover {
  color: var(--text-on-dark);
}

/* Dark solid — for light backgrounds */
.btn--dark {
  background-color: var(--bg-primary);
  color: var(--text-on-dark);
  border-color: var(--bg-primary);
}

.btn--dark::before {
  background-color: var(--accent);
}

.btn--dark:hover {
  border-color: var(--accent);
}

/* Button sizes */
.btn--sm {
  padding: 10px 20px;
  font-size: var(--fs-small);
}

.btn--lg {
  padding: 18px 40px;
  font-size: var(--fs-body);
}

/* Button with icon */
.btn__icon {
  width: 18px;
  height: 18px;
  transition: transform var(--duration-normal) var(--ease-out-expo);
}

.btn:hover .btn__icon {
  transform: translateX(4px);
}

/* Button full width */
.btn--block {
  width: 100%;
}

/* Disabled state */
.btn:disabled,
.btn--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Keep nav CTA hidden on mobile despite .btn display rules loading later. */
.nav__cta.btn {
  display: none;
}

@media (min-width: 1024px) {
  .nav__cta.btn {
    display: inline-flex;
  }
}


/* ──────────────────────────────────────────────────────────────
   CARDS
   ────────────────────────────────────────────────────────────── */

/* Base card */
.card {
  position: relative;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle-dark);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.card:hover {
  border-color: var(--border-dark);
  background-color: var(--bg-card-hover);
}

/* Project card */
.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.project-card__image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.project-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--duration-slow) var(--ease-out-expo);
}

.project-card:hover .project-card__image {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 10, 10, 0.8) 0%,
    transparent 50%
  );
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

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

.project-card__content {
  padding: var(--space-md);
}

.project-card__category {
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.project-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  line-height: var(--lh-tight);
  color: var(--text-on-dark);
  margin-bottom: var(--space-xs);
}

.project-card__meta {
  display: flex;
  gap: var(--space-sm);
  font-size: var(--fs-caption);
  color: var(--text-muted);
}

.project-card__meta-divider {
  color: var(--border-subtle-dark);
}

/* Team card */
.team-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.team-card__image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
}

.team-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--duration-slow) var(--ease-out-expo);
}

.team-card:hover .team-card__image {
  filter: grayscale(0%);
  transform: scale(1.03);
}

.team-card__content {
  padding: var(--space-md) 0;
}

.team-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-h4);
  color: var(--text-on-dark);
  margin-bottom: var(--space-2xs);
}

.team-card__role {
  font-size: var(--fs-caption);
  color: var(--text-muted);
}

.team-card__quote {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  background: var(--overlay);
  font-family: var(--font-display);
  font-size: var(--fs-body);
  font-style: italic;
  color: var(--text-on-dark);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.team-card:hover .team-card__quote {
  transform: translateY(0);
}

/* Service card */
.service-card {
  position: relative;
  overflow: hidden;
  padding: var(--space-xl);
  border: 1px solid var(--border-subtle-dark);
  transition: all var(--duration-normal) var(--ease-out-expo);
  cursor: pointer;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-muted), transparent);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  color: var(--accent);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--text-on-dark);
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: 1;
}

.service-card__description {
  font-size: var(--fs-caption);
  color: var(--text-muted);
  line-height: var(--lh-loose);
  position: relative;
  z-index: 1;
}

.service-card__arrow {
  position: absolute;
  bottom: var(--space-xl);
  right: var(--space-xl);
  width: 24px;
  height: 24px;
  color: var(--text-muted);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.service-card:hover .service-card__arrow {
  color: var(--accent);
  transform: translate(4px, -4px);
}

/* Blog / Insight card */
.blog-card {
  position: relative;
  overflow: hidden;
}

.blog-card__image-wrapper {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  margin-bottom: var(--space-md);
}

.blog-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--duration-slow) var(--ease-out-expo);
}

.blog-card:hover .blog-card__image {
  filter: grayscale(50%);
  transform: scale(1.03);
}

.blog-card__category {
  font-size: var(--fs-eyebrow);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.blog-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
  color: var(--text-on-dark);
  margin-bottom: var(--space-sm);
  transition: color var(--duration-fast) ease;
}

.blog-card:hover .blog-card__title {
  color: var(--accent);
}

.blog-card__excerpt {
  font-size: var(--fs-caption);
  color: var(--text-muted);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-sm);
}

.blog-card__meta {
  display: flex;
  gap: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--text-muted);
}

/* Testimonial card */
.testimonial-card {
  padding: var(--space-xl);
  border: 1px solid var(--border-subtle-dark);
  position: relative;
}

.testimonial-card__quote-mark {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.testimonial-card__text {
  font-family: var(--font-display);
  font-size: var(--fs-body-lg);
  line-height: var(--lh-loose);
  font-style: italic;
  color: var(--text-on-dark-secondary);
  margin-bottom: var(--space-lg);
}

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

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  filter: grayscale(100%);
}

.testimonial-card__author-name {
  font-weight: var(--fw-semibold);
  font-size: var(--fs-caption);
  color: var(--text-on-dark);
}

.testimonial-card__author-role {
  font-size: var(--fs-small);
  color: var(--text-muted);
}

/* Stat card */
.stat-card {
  text-align: center;
  padding: var(--space-lg);
}

.stat-card__number {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  line-height: 1;
  color: var(--text-on-dark);
  margin-bottom: var(--space-xs);
}

.stat-card__label {
  font-size: var(--fs-caption);
  color: var(--text-muted);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}


/* ──────────────────────────────────────────────────────────────
   FORM ELEMENTS
   ────────────────────────────────────────────────────────────── */

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

.form-label {
  display: block;
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  color: var(--text-on-dark-secondary);
  margin-bottom: var(--space-xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px var(--space-md);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle-dark);
  color: var(--text-on-dark);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  transition: border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

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

.form-error {
  display: block;
  font-size: var(--fs-small);
  color: var(--error);
  margin-top: var(--space-2xs);
}

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

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 48px;
}

/* Checkbox & Radio */
.form-checkbox,
.form-radio {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  font-size: var(--fs-caption);
  color: var(--text-on-dark-secondary);
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
  width: 20px;
  height: 20px;
  min-width: 20px;
  appearance: none;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle-dark);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  margin-top: 2px;
}

.form-checkbox input[type="checkbox"] {
  border-radius: var(--radius-xs);
}

.form-radio input[type="radio"] {
  border-radius: var(--radius-full);
}

.form-checkbox input[type="checkbox"]:checked,
.form-radio input[type="radio"]:checked {
  background-color: var(--accent);
  border-color: var(--accent);
}

.form-checkbox input[type="checkbox"]:checked::after {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-primary);
  font-size: 14px;
  font-weight: bold;
  width: 100%;
  height: 100%;
}

/* Radio card — for multi-step form */
.radio-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle-dark);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.radio-card:hover {
  border-color: var(--border-dark);
}

.radio-card--selected {
  border-color: var(--accent);
  background-color: var(--accent-muted);
}

.radio-card input {
  display: none;
}

.radio-card__indicator {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 2px solid var(--border-dark);
  border-radius: var(--radius-full);
  position: relative;
  transition: border-color var(--duration-fast) ease;
}

.radio-card--selected .radio-card__indicator {
  border-color: var(--accent);
}

.radio-card--selected .radio-card__indicator::after {
  content: '';
  position: absolute;
  inset: 3px;
  border-radius: var(--radius-full);
  background-color: var(--accent);
}

.radio-card__content {
  flex: 1;
}

.radio-card__title {
  font-weight: var(--fw-medium);
  font-size: var(--fs-body);
  color: var(--text-on-dark);
}

.radio-card__description {
  font-size: var(--fs-caption);
  color: var(--text-muted);
  margin-top: var(--space-2xs);
}

/* File upload */
.file-upload {
  border: 2px dashed var(--border-subtle-dark);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.file-upload:hover {
  border-color: var(--accent);
  background-color: var(--accent-muted);
}

.file-upload__icon {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin: 0 auto var(--space-sm);
}

.file-upload__text {
  font-size: var(--fs-caption);
  color: var(--text-muted);
}

.file-upload__text strong {
  color: var(--accent);
}

/* Progress bar — for multi-step form */
.progress-bar {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-2xl);
}

.progress-bar__step {
  flex: 1;
  height: 2px;
  background-color: var(--border-subtle-dark);
  transition: background-color var(--duration-normal) var(--ease-out-expo);
}

.progress-bar__step--active,
.progress-bar__step--completed {
  background-color: var(--accent);
}

.progress-bar__label {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-xs);
}

.progress-bar__label-item {
  font-size: var(--fs-small);
  color: var(--text-muted);
  transition: color var(--duration-fast) ease;
}

.progress-bar__label-item--active {
  color: var(--accent);
}


/* ──────────────────────────────────────────────────────────────
   BADGES & TAGS
   ────────────────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border: 1px solid var(--border-subtle-dark);
  color: var(--text-muted);
  transition: all var(--duration-fast) ease;
}

.badge--accent {
  border-color: var(--accent);
  color: var(--accent);
}

.badge--filled {
  background-color: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}

/* Filter pill */
.filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  font-size: var(--fs-caption);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  border: 1px solid var(--border-subtle-dark);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  background: transparent;
}

.filter-pill:hover {
  border-color: var(--text-on-dark-secondary);
  color: var(--text-on-dark-secondary);
}

.filter-pill--active {
  border-color: var(--accent);
  color: var(--accent);
  background-color: var(--accent-muted);
}


/* ──────────────────────────────────────────────────────────────
   LOGO STRIP — Client / Press logos
   ────────────────────────────────────────────────────────────── */

.logo-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-2xl);
  padding: var(--space-xl) 0;
}

.logo-strip__item {
  height: 32px;
  opacity: 0.4;
  filter: grayscale(100%) brightness(2);
  transition: opacity var(--duration-fast) ease;
}

.logo-strip__item:hover {
  opacity: 0.8;
}


/* ──────────────────────────────────────────────────────────────
   LOADING & FEEDBACK STATES
   ────────────────────────────────────────────────────────────── */

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-subtle-dark);
  border-top-color: var(--accent);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Skeleton loader */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-secondary) 25%,
    var(--bg-tertiary) 50%,
    var(--bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: var(--z-toast);
  padding: var(--space-md) var(--space-lg);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle-dark);
  color: var(--text-on-dark);
  font-size: var(--fs-caption);
  transform: translateY(120%);
  transition: transform var(--duration-normal) var(--ease-out-expo);
  max-width: 400px;
}

.toast--visible {
  transform: translateY(0);
}

.toast--success {
  border-color: var(--success);
}

.toast--error {
  border-color: var(--error);
}


/* ──────────────────────────────────────────────────────────────
   COOKIE BANNER
   ────────────────────────────────────────────────────────────── */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-overlay);
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle-dark);
  padding: var(--space-md) var(--gutter);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.cookie-banner--visible {
  transform: translateY(0);
}

.cookie-banner__inner {
  max-width: var(--max-width);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.cookie-banner__text {
  font-size: var(--fs-caption);
  color: var(--text-muted);
  flex: 1;
  min-width: 200px;
}

.cookie-banner__actions {
  display: flex;
  gap: var(--space-sm);
}