/* Main Layout & Page-Specific Styles */

/* ===== GLOBAL STYLES ===== */
html {
  overflow-x: hidden;
}

body {
  background: var(--color-bg-primary);
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

/* ===== NAVIGATION ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--color-glass-border);
  box-shadow: var(--shadow-glass);
}

.nav__container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: var(--space-2) var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.nav__logo:hover {
  opacity: 0.8;
}

.nav__logo-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.2;
}

.nav__logo-tagline {
  font-size: 12px;
  font-weight: 300;
  color: var(--color-text-secondary);
  line-height: 1.2;
  opacity: 0.85;
  letter-spacing: 0.02em;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
}

.nav__link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  padding: var(--space-1) var(--space-2);
}

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

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-1);
  min-width: var(--touch-target-min);
  min-height: var(--touch-target-min);
  align-items: center;
  justify-content: center;
}

.nav__toggle-line {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav__logo-name {
    font-size: var(--font-size-lg);
  }
  
  .nav__logo-tagline {
    font-size: 10px;
  }
  
  .nav__menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: var(--space-4);
    gap: var(--space-2);
    box-shadow: var(--shadow-soft-lg);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
    pointer-events: none;
  }
  
  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav__toggle {
    display: flex;
  }
  
  .nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }
  
  .nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(2) {
    opacity: 0;
  }
  
  .nav__toggle[aria-expanded="true"] .nav__toggle-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: var(--space-12) 0;
  overflow: hidden;
  width: 100%;
}

.hero__aurora {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    #0EA5E9 0%,
    #3B82F6 25%,
    #10B981 50%,
    #0EA5E9 75%,
    #3B82F6 100%
  );
  background-size: 400% 400%;
  opacity: 0.1;
  animation: aurora-gradient 60s ease infinite;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
  box-sizing: border-box;
}

.hero__text {
  max-width: 800px;
  margin-bottom: var(--space-8);
}

.hero__title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

.hero__title-accent {
  color: var(--color-accent-primary);
  display: block;
}

.hero__description {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
  max-width: 700px;
}

.hero__cta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  max-width: 800px;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: var(--space-8) 0;
  }
  
  .hero__title {
    font-size: var(--font-size-3xl);
  }
  
  .hero__description {
    font-size: var(--font-size-sm);
  }
  
  .hero__cta {
    flex-direction: column;
  }
  
  .hero__stats {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: var(--font-size-2xl);
  }
}

/* ===== SERVICES SECTION ===== */
.services {
  padding: var(--space-12) 0;
  background: var(--color-bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.features-grid--five {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .features-grid--five {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .services {
    padding: var(--space-8) 0;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
}

/* ===== CASE STUDIES SECTION ===== */
.case-studies {
  padding: var(--space-12) 0;
  background: var(--color-bg-primary);
}

.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
  margin-bottom: var(--space-12);
  width: 100%;
  box-sizing: border-box;
}

.case-study:last-child {
  margin-bottom: 0;
}

.case-study--reverse {
  direction: rtl;
}

.case-study--reverse > * {
  direction: ltr;
}

.case-study__tag {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  background: var(--color-success);
  color: var(--color-surface);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.case-study__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
  word-wrap: break-word;
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
  max-width: 100%;
}

.case-study__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.case-study__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.case-study__tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  max-width: 100%;
  width: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
}

.case-study__code {
  position: relative;
}

@media (max-width: 1024px) {
  .case-study {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    width: 100%;
  }
  
  .case-study--reverse {
    direction: ltr;
  }
  
  .case-study__metrics {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .case-studies {
    padding: var(--space-8) 0;
    overflow-x: hidden;
    width: 100%;
  }
  
  .case-study {
    margin-bottom: var(--space-8);
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    box-sizing: border-box;
  }
  
  .case-study__content,
  .case-study__code {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
    padding: 0;
  }
  
  .case-study__title {
    font-size: var(--font-size-lg);
    word-break: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    max-width: 100%;
    line-height: var(--line-height-tight);
  }
  
  .case-study__description {
    word-break: break-word;
    overflow-wrap: break-word;
  }
  
  .case-study__metrics {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-1);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
  }
  
  .metric {
    min-width: 0;
  }
  
  .metric__value {
    font-size: var(--font-size-md);
    word-break: break-word;
  }
  
  .metric__label {
    font-size: 10px;
    word-break: break-word;
    line-height: 1.2;
  }
  
  .case-study__tech {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow-x: hidden;
  }
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
  padding: var(--space-12) 0;
  background: var(--color-bg-secondary);
}

.testimonial-carousel {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.testimonial-track {
  display: grid;
  grid-template-columns: 1fr;
  position: relative;
}

.testimonial-card {
  grid-column: 1;
  grid-row: 1;
  padding: var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft-md);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.testimonial-card.is-active {
  opacity: 1;
  visibility: visible;
}

.testimonial-card__quote {
  font-size: var(--font-size-md);
  color: var(--color-text-primary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  font-style: italic;
}

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

.testimonial-card__avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-accent-primary);
  color: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-md);
  box-shadow: var(--shadow-soft-sm);
}

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

.testimonial-card__title {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.testimonial-btn {
  width: var(--touch-target-min);
  height: var(--touch-target-min);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-primary);
  transition: all var(--transition-base);
}

.testimonial-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-elevated);
}

.testimonial-dots {
  display: flex;
  gap: var(--space-1);
}

.testimonial-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-text-tertiary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.testimonial-dot.is-active {
  background: var(--color-accent-primary);
  width: 24px;
}

@media (max-width: 768px) {
  .testimonials {
    padding: var(--space-8) 0;
  }
  
  .testimonial-card {
    padding: var(--space-4);
  }
  
  .testimonial-card__quote {
    font-size: var(--font-size-sm);
  }
}

/* ===== CTA SECTION ===== */
.cta {
  padding: var(--space-12) 0;
  background: var(--color-bg-primary);
}

.cta__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft-lg);
  border: 1px solid var(--color-border);
}

.cta__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.cta__description {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.cta__actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .cta {
    padding: var(--space-8) 0;
  }
  
  .cta__content {
    padding: var(--space-4);
  }
  
  .cta__title {
    font-size: var(--font-size-2xl);
  }
  
  .cta__description {
    font-size: var(--font-size-sm);
  }
  
  .cta__actions {
    flex-direction: column;
  }
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-secondary);
  padding: var(--space-8) 0 var(--space-4);
  border-top: 1px solid var(--color-border);
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

.footer__logo {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.footer__tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.footer__links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  white-space: nowrap;
}

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

.footer__bottom {
  text-align: center;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.footer__copyright {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

@media (max-width: 768px) {
  .footer__content {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  
  .footer__links {
    flex-direction: column;
    gap: var(--space-2);
    align-items: center;
  }
  
  .footer__link {
    display: block;
    padding: var(--space-1) 0;
  }
}

/* ===== STICKY CTA ===== */
.sticky-cta {
  position: fixed;
  bottom: var(--space-3);
  right: var(--space-3);
  z-index: var(--z-fixed);
  background: var(--color-glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2) var(--space-3);
  box-shadow: var(--shadow-elevated-lg);
  opacity: 0;
  transform: translateY(100px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  pointer-events: none;
}

.sticky-cta.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

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

.sticky-cta__text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  white-space: nowrap;
}

@media (max-width: 768px) {
  .sticky-cta {
    left: var(--space-2);
    right: var(--space-2);
    bottom: var(--space-2);
  }
  
  .sticky-cta__content {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .sticky-cta__text {
    white-space: normal;
    text-align: center;
  }
}