/* ---------------------------------------------------------------
   Lepanto AI
   Layout / motion language.
   Lepanto brand: white, black, navy blue.
   All copy is placeholder.
---------------------------------------------------------------- */
:root {
  --navy-deep: #06142a;
  --navy: #0b1f3a;
  --navy-mid: #14428b;
  --navy-bright: #2f6fd0;
  --sky: #aecbef;
  --black: #0b0b0b;
  --white: #ffffff;
  --gray-100: #fafafa;
  --gray-200: #f2f4f7;
  --gray-300: #e4e7ec;
  --gray-500: #8a94a6;
  --gray-700: #4a5568;
  --radius: 1rem;
  --radius-lg: 1.25rem;
  --pill: 50rem;
  --container: 74rem;
  --gutter: 1.5rem;
  --grain: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  font-weight: 400;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 {
  font-size: 2rem;
  text-wrap: balance;
}
h2 {
  font-size: 1.75rem;
  text-wrap: balance;
}
h3 {
  font-size: 1.125rem;
}
p {
  margin: 0 0 1rem;
}
details p {
  font-size: 0.9375rem;
  color: var(--gray-700);
  padding-bottom: 1.25rem;
  margin: 0;
  max-width: 40rem;
}
a {
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.section {
  padding: 4.5rem 0;
}
.center {
  text-align: center;
}
.muted {
  color: var(--gray-700);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--navy-mid);
  background: rgba(20, 66, 139, 0.08);
  border-radius: var(--pill);
  padding: 0.375rem 1rem;
  margin-bottom: 1.25rem;
}
.on-dark .eyebrow {
  color: var(--sky);
  background: rgba(174, 203, 239, 0.12);
}

/* ---------- buttons ---------- */
.btn {
  --btn-bg: var(--navy-mid);
  --btn-color: var(--white);
  --btn-border: var(--navy-mid);
  display: inline-block;
  text-align: center;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.625rem 1.5625rem;
  border-radius: var(--pill);
  border: 0.125rem solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-color);
  transition: all 0.2s ease-in-out;
  cursor: pointer;
}
.btn:hover {
  --btn-bg: var(--navy-bright);
  --btn-border: var(--navy-bright);
  transform: translateY(-1px);
}
.btn--ghost {
  --btn-bg: transparent;
  --btn-color: var(--white);
  --btn-border: rgba(255, 255, 255, 0.7);
}
.btn--ghost:hover {
  --btn-bg: var(--white);
  --btn-color: var(--navy);
  --btn-border: var(--white);
}
.btn--dark {
  --btn-bg: var(--black);
  --btn-border: var(--black);
}
.btn--dark:hover {
  --btn-bg: var(--navy);
  --btn-border: var(--navy);
}
.btn--white {
  --btn-bg: var(--white);
  --btn-color: var(--navy-deep);
  --btn-border: var(--white);
}
.btn--white:hover {
  --btn-bg: var(--sky);
  --btn-border: var(--sky);
  --btn-color: var(--navy-deep);
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}
.center .btn-row {
  justify-content: center;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy-deep);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: 4.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--white);
}
.brand__mark {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.625rem;
  background: var(--white);
  padding: 0.25rem;
  flex: 0 0 auto;
}
.brand__mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.brand__name {
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.0625rem;
  white-space: nowrap;
}
.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.nav a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav a:hover {
  color: var(--white);
}
.nav .btn {
  color: var(--white);
  padding: 0.5rem 1rem;
}
/* Below ~390px the name, Contact and Platform no longer fit beside the logo. */
@media (max-width: 389px) {
  .brand__name {
    display: none;
  }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  z-index: 1;
  min-height: clamp(26.25rem, 55vh, 37.5rem);
  padding: 5.5rem 0 4rem;
  display: flex;
  align-items: center;
  background: var(--navy-deep);
  color: var(--white);
}
.hero__glow {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(3.75rem);
  will-change: transform, opacity;
}
.orb--1 {
  width: 32rem;
  height: 32rem;
  top: -12rem;
  right: -8rem;
  background: radial-gradient(circle, rgba(47, 111, 208, 0.45) 0%, transparent 65%);
  animation: drift 18s ease-in-out infinite;
}
.orb--2 {
  width: 26rem;
  height: 26rem;
  bottom: -10rem;
  left: -6rem;
  background: radial-gradient(circle, rgba(20, 66, 139, 0.55) 0%, transparent 65%);
  animation: drift 22s ease-in-out infinite reverse;
}
.orb--3 {
  width: 20rem;
  height: 20rem;
  top: 30%;
  left: 45%;
  background: radial-gradient(circle, rgba(174, 203, 239, 0.22) 0%, transparent 65%);
  animation: drift 26s ease-in-out infinite;
}
@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(2rem, -1.5rem, 0) scale(1.08);
  }
}
.grain {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.035;
  pointer-events: none;
  background-image: var(--grain);
  background-repeat: repeat;
  background-size: 16rem;
}
.hero__content {
  position: relative;
  max-width: 46rem;
  margin: 0 auto;
}
.hero h1 {
  font-size: 2.25rem;
  margin-bottom: 1.25rem;
}
.hero p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.0625rem;
  margin: 0 auto;
  max-width: 34rem;
}
.hero .btn {
  backdrop-filter: blur(0.75rem);
  -webkit-backdrop-filter: blur(0.75rem);
}

/* ---------- logo strip ---------- */
.logos {
  border-bottom: 1px solid var(--gray-300);
  padding: 2.5rem 0;
}
.logos__grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem 2.5rem;
}
.logo-placeholder {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  color: var(--gray-500);
  opacity: 0.85;
  white-space: nowrap;
}
.logos__label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

/* ---------- values (sticky split) ---------- */
.split {
  display: grid;
  gap: 3rem;
}
.sticky-col {
  position: static;
}
.value {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.value__icon {
  flex: 0 0 auto;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  display: grid;
  place-items: center;
  background: rgba(20, 66, 139, 0.08);
  color: var(--navy-mid);
}
.value__icon svg {
  width: 1.375rem;
  height: 1.375rem;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.value h3 {
  margin-bottom: 0.375rem;
}
.value p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gray-700);
  margin: 0;
}
.values-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* ---------- plan cards ---------- */
.plans {
  background: var(--gray-100);
  border-top: 1px solid var(--gray-300);
  border-bottom: 1px solid var(--gray-300);
}
.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
.plan {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 22.5rem;
  padding: 2.25rem 1.75rem;
  border-radius: var(--radius);
  border: 0.0625rem solid rgba(255, 255, 255, 0.08);
  background: var(--navy);
  color: var(--white);
  text-decoration: none;
  transition:
    transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1),
    border-color 0.4s ease;
}
.plan:hover {
  transform: translateY(-0.375rem);
  box-shadow: 0 1.5rem 3rem rgba(6, 20, 42, 0.28);
  border-color: rgba(174, 203, 239, 0.35);
}
.plan__orb {
  position: absolute;
  width: 70%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 111, 208, 0.45) 0%, transparent 65%);
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  filter: blur(3.125rem);
  opacity: 0.6;
  transition:
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.6s ease;
}
.plan:hover .plan__orb {
  opacity: 0.95;
  transform: translateX(-50%) scale(1.15);
}
.plan__grain {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  pointer-events: none;
  border-radius: inherit;
  background-image: var(--grain);
  background-repeat: repeat;
  background-size: 12.5rem;
}
.plan--featured {
  background: var(--navy-deep);
  border-color: rgba(174, 203, 239, 0.3);
}
.plan__badge {
  position: absolute;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
  color: var(--navy-deep);
  background: var(--white);
  border-radius: var(--pill);
  padding: 0.3125rem 0.875rem;
  box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.2);
}
.plan__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  justify-content: center;
}
.plan__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--navy-mid);
  border-radius: var(--pill);
  padding: 0.3125rem 1rem;
  margin-bottom: 1.25rem;
}
.plan--featured .plan__tag {
  background: var(--sky);
  color: var(--navy-deep);
}
.plan__title {
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
}
.plan__subtitle {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-top: 0.625rem;
}
.plan__benefit {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-top: 0.75rem;
}
.plan__cta {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-top: auto;
  padding-top: 1.75rem;
  transition:
    color 0.3s ease,
    gap 0.3s ease;
}
.plan:hover .plan__cta {
  color: var(--white);
  gap: 0.75rem;
}

/* ---------- cases ---------- */
.case {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}
.case:hover {
  transform: translateY(-0.25rem);
  box-shadow: 0 1.25rem 2.5rem rgba(11, 31, 58, 0.12);
  border-color: var(--sky);
}
.case__media {
  height: 11rem;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.case__media span {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}
.case__body {
  padding: 1.5rem;
}
.case__body h3 {
  margin-bottom: 0.5rem;
}
.case__body p {
  font-size: 0.9375rem;
  color: var(--gray-700);
  margin: 0;
}

/* ---------- faq ---------- */
.faq {
  max-width: 46rem;
  margin: 0 auto;
}
details {
  border-bottom: 1px solid var(--gray-300);
}
details summary {
  list-style: none;
  cursor: pointer;
  padding: 1.125rem 2.5rem 1.125rem 0;
  position: relative;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
}
details summary::-webkit-details-marker {
  display: none;
}
details summary::after {
  content: "";
  position: absolute;
  right: 0.25rem;
  top: 1.4rem;
  width: 0.75rem;
  height: 0.75rem;
  border-right: 2px solid var(--navy-mid);
  border-bottom: 2px solid var(--navy-mid);
  transform: rotate(45deg);
  transition: transform 0.2s ease-in-out;
}
details[open] summary::after {
  transform: rotate(-135deg);
}
details[open] summary {
  color: var(--navy-mid);
}
/* ---------- cta ---------- */
.cta {
  position: relative;
  overflow: hidden;
  background: var(--navy-deep);
  color: var(--white);
  padding: 4.5rem 0;
  z-index: 1;
}
.cta h2 {
  font-size: 1.875rem;
}
.cta .hero__glow {
  background:
    radial-gradient(ellipse at bottom right, #14428b50, transparent 65%),
    radial-gradient(ellipse at 20% 0%, #aecbef18, transparent 55%);
}
.cta .orb {
  display: none;
  animation: none;
  filter: none;
  will-change: auto;
}
.cta p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 32rem;
  margin: 0 auto;
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--black);
  color: rgba(255, 255, 255, 0.65);
  padding: 3.5rem 0 2rem;
  font-size: 0.9375rem;
}
.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}
.site-footer h4 {
  color: var(--white);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.site-footer a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.65);
  transition: color 0.2s ease;
}
.site-footer a:hover {
  color: var(--white);
}
.site-footer .brand {
  margin-bottom: 1rem;
}
.footer-bottom {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ---------- reveal on scroll ---------- */
.reveal {
  opacity: 1;
  transform: none;
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}
.reveal.is-pending {
  opacity: 0;
  transform: translateY(1.25rem);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-pending {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .orb {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---------- breakpoints ---------- */
@media (min-width: 576px) {
  .btn {
    font-size: 1rem;
  }
}
@media (min-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  h2 {
    font-size: 2.125rem;
  }
  .hero h1 {
    font-size: 3rem;
  }
  .hero {
    padding: 7rem 0 5rem;
  }
  .btn {
    padding: 0.75rem 2rem;
  }
  .section {
    padding: 6rem 0;
  }
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
  .plan {
    min-height: 25rem;
    padding: 2.75rem 2.25rem;
    border-radius: var(--radius-lg);
  }
  .plan__title {
    font-size: 1.5rem;
  }
  .nav {
    gap: 1.75rem;
  }
  .nav .btn {
    padding: 0.75rem 2rem;
  }
}
@media (min-width: 992px) {
  .split {
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
  }
  .sticky-col {
    position: sticky;
    top: 7rem;
  }
  .card-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .cta h2 {
    font-size: 2.5rem;
  }
}

/* Contact page: shared landing-page palette and typography. */
.contact-page {
  background: var(--gray-100);
  padding: 5rem 0 6rem;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.contact-intro {
  padding-top: 2rem;
}
.contact-intro h1 {
  color: var(--navy-deep);
  font-size: clamp(2rem, 4vw, 3.4rem);
}
.contact-intro > p {
  color: var(--gray-700);
  max-width: 30rem;
}
.contact-details {
  margin-top: 3rem;
  border-top: 1px solid var(--gray-300);
  padding-top: 2rem;
}
.contact-details h2 {
  font-size: 1rem;
}
.contact-details a {
  display: block;
  width: fit-content;
  color: var(--navy-mid);
  margin-bottom: 0.5rem;
}
.contact-details p {
  color: var(--gray-700);
  margin-top: 1.5rem;
}
.contact-card {
  background: var(--white);
  padding: 2.5rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  box-shadow: 0 1rem 3rem rgba(6, 20, 42, 0.05);
}
.contact-card h2 {
  color: var(--navy-deep);
}
.contact-form {
  display: flex;
  flex-direction: column;
  margin-top: 1.75rem;
}
.contact-form label {
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.4rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  font: inherit;
  font-size: 0.9375rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.5rem;
  background: var(--gray-100);
  color: var(--black);
  margin-bottom: 1.25rem;
}
.contact-form textarea {
  resize: vertical;
  min-height: 9rem;
}
.contact-form input:focus-visible,
.contact-form textarea:focus-visible,
.contact-page a:focus-visible,
.contact-form button:focus-visible {
  outline: 3px solid var(--navy-bright);
  outline-offset: 3px;
}
.contact-form .btn {
  cursor: pointer;
  font-family: inherit;
  align-self: flex-start;
  gap: 1.5rem;
}
.contact-note {
  color: var(--gray-700);
  font-size: 0.75rem;
  margin: 0 0 1.5rem;
}
.contact-error {
  border-left: 3px solid #a52a2a;
  background: #fff3f3;
  color: #7a2020;
  padding: 1rem;
  overflow-wrap: anywhere;
}
@media (max-width: 800px) {
  .contact-page {
    padding: 2rem 0 3rem;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .contact-intro {
    padding-top: 0;
  }
  .contact-card {
    padding: 1.5rem;
  }
  .contact-details {
    margin-top: 1.5rem;
  }
}