/* ============================================
   ShrutAura Global — Component Styles
   ============================================ */

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  line-height: 1;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn:hover::after {
  opacity: 1;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn--primary::after {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.btn--secondary:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background-color: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}

.btn--secondary-dark {
  color: var(--color-navy);
  border: 1.5px solid var(--color-gray-300);
}

.btn--secondary-dark:hover {
  border-color: var(--color-navy);
  color: var(--color-navy);
  background-color: rgba(0, 0, 0, 0.02);
}

.btn--outline-dark {
  background-color: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
  font-weight: var(--weight-medium);
}

.btn--outline-dark:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--pill {
  border-radius: var(--radius-full);
}

.btn--whatsapp {
  background-color: #25D366;
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.25);
}

.btn--whatsapp:hover {
  background-color: #20BD5A;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  padding: var(--space-2) var(--space-4);
}

.btn--ghost:hover {
  background-color: var(--color-accent-subtle);
}

.btn--sm {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
}

.btn--lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-lg);
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-arrow {
  width: 16px;
  height: 16px;
  margin-left: -12px;
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:hover .btn-arrow {
  margin-left: 4px;
  opacity: 1;
  transform: translateX(0);
}

/* ── Cards ── */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-slow);
  position: relative;
  border: 1px solid var(--color-gray-100);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: var(--color-gray-200);
}

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent-subtle), rgba(37, 99, 235, 0.04));
  margin-bottom: var(--space-6);
  transition: all var(--transition-base);
}

.card:hover .card__icon {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
  transform: scale(1.05);
}

.card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  transition: color var(--transition-base);
}

.card:hover .card__icon svg {
  color: var(--color-white);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3);
  color: var(--color-navy);
}

.card__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-500);
}

/* Card with accent top border */
.card--accent-top {
  border-top: 3px solid transparent;
}

.card--accent-top:hover {
  border-top-color: var(--color-accent);
}

/* Dark card variant */
.card--dark {
  background-color: var(--color-navy-light);
  border-color: rgba(255, 255, 255, 0.06);
}

.card--dark:hover {
  border-color: rgba(255, 255, 255, 0.12);
  background-color: rgba(19, 45, 82, 0.8);
}

.card--dark .card__title {
  color: var(--color-white);
}

.card--dark .card__text {
  color: rgba(255, 255, 255, 0.6);
}

.card--dark .card__icon {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(37, 99, 235, 0.05));
}

/* ── Badge ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
}

.badge--emerald {
  background-color: var(--color-emerald-subtle);
  color: var(--color-emerald);
}

/* ── Logo Grid ── */
.logo-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-10);
  padding: var(--space-8) 0;
}

.logo-grid__item {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.4;
  transition: opacity var(--transition-base);
  filter: grayscale(100%);
}

.logo-grid__item:hover {
  opacity: 0.8;
  filter: grayscale(0%);
}

.logo-grid__item svg,
.logo-grid__item img {
  height: 32px;
  width: auto;
  margin-right: var(--space-3);
}

.logo-grid__item span {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-gray-700);
  letter-spacing: var(--tracking-tight);
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: var(--space-12);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-emerald));
  border-radius: var(--radius-full);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-10);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__dot {
  position: absolute;
  left: calc(-1 * var(--space-12) + 12px);
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: 3px solid var(--color-white);
  box-shadow: 0 0 0 3px var(--color-accent-subtle), var(--shadow-sm);
  z-index: 1;
}

.timeline__item:last-child .timeline__dot {
  background-color: var(--color-emerald);
  box-shadow: 0 0 0 3px var(--color-emerald-subtle), var(--shadow-sm);
}

.timeline__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--color-navy);
}

.timeline__text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-500);
}

/* ── Horizontal Timeline (Vision) ── */
.h-timeline {
  display: flex;
  gap: 0;
  position: relative;
  padding: var(--space-8) 0;
}

.h-timeline::before {
  content: '';
  position: absolute;
  top: calc(var(--space-8) + 20px);
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--color-accent), var(--color-emerald));
}

.h-timeline__item {
  flex: 1;
  text-align: center;
  position: relative;
  padding-top: var(--space-12);
}

.h-timeline__dot {
  position: absolute;
  top: calc(var(--space-8) - 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background-color: var(--color-accent);
  border: 3px solid var(--color-white);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
  z-index: 1;
  top: 12px;
}

.h-timeline__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.h-timeline__text {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-500);
  padding: 0 var(--space-4);
}

@media (max-width: 768px) {
  .h-timeline {
    flex-direction: column;
    padding-left: var(--space-12);
  }

  .h-timeline::before {
    top: 0;
    bottom: 0;
    left: 20px;
    right: auto;
    width: 2px;
    height: auto;
  }

  .h-timeline__item {
    text-align: left;
    padding-top: 0;
    padding-bottom: var(--space-8);
  }

  .h-timeline__dot {
    left: calc(-1 * var(--space-12) + 12px);
    top: 4px;
    transform: none;
  }
}

/* ── Insight/Blog Card ── */
.insight-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-slow);
}

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

.insight-card__image {
  width: 100%;
  height: 220px; /* Slightly taller for premium feel */
  position: relative;
  overflow: hidden;
  background-color: var(--color-gray-100);
}

.insight-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.insight-card:hover .insight-card__image img {
  transform: scale(1.08);
}

.insight-card__body {
  padding: var(--space-6);
}

.insight-card__category {
  margin-bottom: var(--space-3);
}

.insight-card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
}

.insight-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
}

.insight-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  transition: gap var(--transition-base);
}

.insight-card:hover .insight-card__link {
  gap: var(--space-3);
}

/* ── Industry Card ── */
.industry-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.industry-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: linear-gradient(135deg, transparent 0%, transparent 40%, var(--color-accent) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

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

.industry-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-accent-subtle), rgba(37, 99, 235, 0.04));
  transition: all var(--transition-base);
}

.industry-card:hover .industry-card__icon {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-hover));
}

.industry-card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  transition: color var(--transition-base);
}

.industry-card:hover .industry-card__icon svg {
  color: var(--color-white);
}

.industry-card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-navy);
}

/* ── Nav Component ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  z-index: var(--z-nav);
  transition: all var(--transition-base);
  
  /* Glassmorphism */
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

.navbar--scrolled {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.8);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  gap: var(--space-4);
}

.navbar__logo {
  height: 40px;
  width: auto;
  flex-shrink: 0;
  /* Dark logo for light bg */
}

.navbar--scrolled .navbar__logo {
  filter: none;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar__link {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  letter-spacing: 0.01em;
}

.navbar__link:hover {
  color: var(--color-navy);
  background-color: rgba(0, 0, 0, 0.04);
}

.navbar__link--active {
  color: var(--color-navy);
  background-color: rgba(0, 0, 0, 0.06);
}

/* Scrolled state: dark text on white bg */
.navbar--scrolled .navbar__link {
  color: var(--color-gray-600);
}

.navbar--scrolled .navbar__link:hover {
  color: var(--color-navy);
  background-color: var(--color-gray-50);
}

.navbar--scrolled .navbar__link--active {
  color: var(--color-accent);
  background-color: var(--color-accent-subtle);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar__cta--primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

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

.navbar__cta--whatsapp {
  background-color: rgba(37, 211, 102, 0.15);
  color: #25D366;
  border: 1px solid rgba(37, 211, 102, 0.25);
}

.navbar__cta--whatsapp:hover {
  background-color: #25D366;
  color: var(--color-white);
  border-color: #25D366;
}

.navbar--scrolled .navbar__cta--whatsapp {
  background-color: rgba(37, 211, 102, 0.08);
  color: #1a9e4a;
  border-color: rgba(37, 211, 102, 0.3);
}

.navbar--scrolled .navbar__cta--whatsapp:hover {
  background-color: #25D366;
  color: var(--color-white);
  border-color: #25D366;
}

/* ── Mobile Menu Toggle ── */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
  z-index: calc(var(--z-nav) + 2);
}

.navbar__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-navy);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.navbar--scrolled .navbar__toggle span {
  background-color: var(--color-navy);
}

.navbar__toggle--active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
  background-color: var(--color-white) !important;
}

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

.navbar__toggle--active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
  background-color: var(--color-white) !important;
}

/* ── Mobile Menu ── */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(11, 31, 58, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: calc(var(--z-nav) + 1);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.mobile-menu--open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-base);
  padding: var(--space-2) var(--space-4);
}

.mobile-menu__link:hover {
  color: var(--color-white);
}

.mobile-menu__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-8);
  align-items: center;
}

@media (max-width: 768px) {
  .navbar__links {
    display: none;
  }

  .navbar__actions {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  /* ── Buttons mobile ── */
  .btn {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
  }

  .btn--lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
  }

  /* ── Cards mobile ── */
  .card {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
  }

  .card__icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-4);
  }

  .card__title {
    font-size: var(--text-lg);
  }

  .card__text {
    font-size: var(--text-sm);
  }

  /* ── Timeline mobile ── */
  .timeline__item {
    padding-left: var(--space-10);
    padding-bottom: var(--space-8);
  }

  .timeline__title {
    font-size: var(--text-lg);
  }

  .timeline__text {
    font-size: var(--text-sm);
  }

  /* ── Industry cards mobile ── */
  .industry-card {
    padding: var(--space-5);
  }

  .industry-card__icon {
    width: 48px;
    height: 48px;
  }

  .industry-card__title {
    font-size: var(--text-base);
  }

  /* ── Insight cards mobile ── */
  .insight-card__content {
    padding: var(--space-5);
  }

  .insight-card__title {
    font-size: var(--text-lg);
  }
}

@media (max-width: 480px) {
  .btn {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    width: 100%;
    justify-content: center;
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }
}