/* =============================================================================
   ZENZAS LAYOUT STYLES
   Grid, Header, Hero, Sections, Footer, Container, Page Layouts.
   ============================================================================= */

/* ---------------------------------------------------------------------------
   1. CONTAINER
--------------------------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.container--wide {
  max-width: var(--container-wide);
}

.container--narrow {
  max-width: 800px;
}

@media (max-width: 1024px) {
  .container {
    padding-inline: var(--container-px-sm);
  }
}

@media (max-width: 640px) {
  .container {
    padding-inline: var(--container-px-xs);
  }
}

/* ---------------------------------------------------------------------------
   2. SECTIONS
--------------------------------------------------------------------------- */

.section {
  padding-block: var(--section-py);
  position: relative;
}

.section--alt {
  background-color: var(--color-bg-secondary);
}

.section--dark {
  background: var(--gradient-hero);
  color: var(--color-dark-text);
}

.section--dark h2,
.section--dark h3 {
  color: #FFFFFF;
}

.section--dark p {
  color: var(--color-dark-muted);
}

@media (max-width: 1024px) {
  .section {
    padding-block: var(--section-py-sm);
  }
}

@media (max-width: 640px) {
  .section {
    padding-block: var(--section-py-xs);
  }
}

/* ---------------------------------------------------------------------------
   3. HEADER
--------------------------------------------------------------------------- */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-block-end: 1px solid var(--color-border);
  transition: background-color var(--duration-normal), border-color var(--duration-normal), box-shadow var(--duration-normal);
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255, 255, 255, 0.95);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.header__logo img,
.header__logo svg {
  height: 32px;
  width: auto;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.header__nav-link {
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-heading);
  text-decoration: none;
  transition: color var(--duration-fast);
}

.header__nav-link:hover {
  color: var(--color-primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header__toggle-mobile {
  display: none;
  background: none;
  border: none;
  padding: var(--space-2);
  color: var(--color-heading);
  cursor: pointer;
  border-radius: var(--radius-md);
}

.header__toggle-mobile svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 992px) {
  .header__nav {
    display: none;
  }
  .header__toggle-mobile {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* ---------------------------------------------------------------------------
   4. HERO SECTION
--------------------------------------------------------------------------- */

.hero {
  position: relative;
  padding-block-start: var(--space-16);
  padding-block-end: var(--space-24);
  background: var(--gradient-hero);
  color: var(--color-dark-text);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, rgba(109, 40, 217, 0.08) 40%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-12);
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero__badge-wrapper {
  margin-block-end: var(--space-6);
}

.hero__title {
  color: #FFFFFF;
  font-size: var(--text-6xl);
  font-weight: var(--fw-extrabold);
  line-height: 1.1;
  margin-block-end: var(--space-4);
  letter-spacing: var(--tracking-tight);
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: #E2E8F0;
  line-height: var(--leading-relaxed);
  margin-block-end: var(--space-6);
  max-width: 580px;
}

.hero__description {
  font-size: var(--text-md);
  color: var(--color-dark-muted);
  line-height: var(--leading-relaxed);
  margin-block-end: var(--space-8);
  max-width: 560px;
}

.hero__ctas {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-block-end: var(--space-8);
}

.hero__status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-dark-muted);
  font-weight: var(--fw-medium);
}

.hero__visual {
  position: relative;
}

.hero__mockup-wrapper {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-dark), 0 0 50px rgba(37, 99, 235, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--color-dark-surface);
}

.hero__mockup-img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    text-align: center;
  }
  .hero__content {
    align-items: center;
  }
  .hero__title {
    font-size: var(--text-5xl);
  }
  .hero__ctas {
    justify-content: center;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-block-start: var(--space-10);
    padding-block-end: var(--space-16);
  }
  .hero__title {
    font-size: clamp(2rem, 8vw, var(--text-4xl));
  }
  .hero__subtitle {
    font-size: var(--text-lg);
  }
}

/* ---------------------------------------------------------------------------
   5. TWO-COLUMN LAYOUT (Problem, Category, Solution)
--------------------------------------------------------------------------- */

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.grid-2col--reverse > :first-child {
  order: 2;
}

@media (max-width: 992px) {
  .grid-2col {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .grid-2col--reverse > :first-child {
    order: initial;
  }
}

/* ---------------------------------------------------------------------------
   6. FOOTER
--------------------------------------------------------------------------- */

.footer {
  background: var(--color-dark);
  color: var(--color-dark-muted);
  padding-block-start: var(--space-20);
  padding-block-end: var(--space-10);
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-block-end: var(--space-16);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 320px;
}

.footer__logo img,
.footer__logo svg {
  height: 28px;
  width: auto;
}

.footer__desc {
  font-size: var(--text-sm);
  color: var(--color-dark-muted);
  line-height: var(--leading-relaxed);
}

.footer__col-title {
  color: #FFFFFF;
  font-size: var(--text-sm);
  font-weight: var(--fw-semibold);
  margin-block-end: var(--space-4);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.footer__link {
  color: var(--color-dark-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--duration-fast);
}

.footer__link:hover {
  color: #FFFFFF;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block-start: var(--space-8);
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  font-size: var(--text-xs);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__copyright {
  color: var(--color-dark-muted);
}

@media (max-width: 992px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer__brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 576px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* ---------------------------------------------------------------------------
   7. LEGAL PAGE LAYOUT
--------------------------------------------------------------------------- */

.legal-header {
  padding-block-start: var(--space-16);
  padding-block-end: var(--space-12);
  background: var(--color-bg-secondary);
  border-block-end: 1px solid var(--color-border);
}

.legal-header h1 {
  font-size: var(--text-4xl);
  margin-block-end: var(--space-3);
}

.legal-header p {
  color: var(--color-body);
  font-size: var(--text-md);
}

.legal-content {
  padding-block: var(--section-py);
}

.legal-content h2 {
  font-size: var(--text-2xl);
  margin-block-start: var(--space-10);
  margin-block-end: var(--space-4);
}

.legal-content h3 {
  font-size: var(--text-xl);
  margin-block-start: var(--space-6);
  margin-block-end: var(--space-3);
}

.legal-content p,
.legal-content ul {
  margin-block-end: var(--space-4);
  line-height: var(--leading-relaxed);
}

.legal-content ul {
  list-style: disc;
  padding-inline-start: var(--space-6);
}

.legal-content li {
  margin-block-end: var(--space-2);
}

/* Logo Switch for Mobile/Desktop */
.logo--mobile {
  display: none;
}

@media (max-width: 768px) {
  .logo--desktop {
    display: none;
  }
  .logo--mobile {
    display: block;
    height: 32px;
    width: auto;
  }
}