/* ==========================================================================
   Intermedia — Landing page styles
   ========================================================================== */

:root {
  --color-primary: #4038b8;
  --color-primary-dark: #2f2a8c;
  --color-primary-darker: #201c63;
  --color-primary-tint: #eeecfb;
  --color-primary-tint-2: #e1ddf7;
  --color-accent: #1a9e5c;
  --color-accent-dark: #147c48;
  --color-accent-tint: #e3f7ec;

  --color-ink: #16152c;
  --color-body: #3c3b52;
  --color-muted: #62617c;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f7fb;
  --color-border: #e3e2ef;

  --shadow-sm: 0 2px 10px rgba(22, 21, 44, 0.06);
  --shadow-md: 0 12px 32px rgba(22, 21, 44, 0.12);
  --shadow-lg: 0 24px 60px rgba(22, 21, 44, 0.18);

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 26px;
  --radius-pill: 999px;

  --container-w: 1180px;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
  padding: 14px 22px;
  border-radius: 0 0 10px 0;
}

.skip-link:focus {
  left: 0;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  color: var(--color-body);
  background: var(--color-bg);
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

h1, h2, h3, h4 {
  color: var(--color-ink);
  line-height: 1.18;
  font-weight: 800;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.35rem, 4.6vw, 3.7rem); }
h2 { font-size: clamp(1.85rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 1.8vw, 1.4rem); }

p {
  margin: 0 0 1em;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: clamp(56px, 8vw, 112px) 0;
}

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

.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-tint);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
}

.section-head p {
  color: var(--color-muted);
  font-size: 1.1rem;
}

/* Buttons ------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: inherit;
  font-size: 1.02rem;
  font-weight: 700;
  padding: 16px 30px;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

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

.btn-block {
  width: 100%;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Header ---------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-ink);
}

.brand img {
  width: 38px;
  height: 38px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.main-nav a:not(.btn) {
  font-weight: 600;
  color: var(--color-body);
  font-size: 1.02rem;
}

.main-nav a:not(.btn):hover {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
  font-size: 0.92rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 5px;
}

.lang-switch a {
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  color: var(--color-muted);
}

.lang-switch a.is-active {
  background: var(--color-primary);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2.5px;
  background: var(--color-ink);
  border-radius: 2px;
}

/* Hero -------------------------------------------------------------------*/

.hero {
  padding: clamp(52px, 8vw, 96px) 0 clamp(48px, 7vw, 88px);
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.hero-copy .eyebrow {
  margin-bottom: 22px;
}

.hero-copy p.lead {
  font-size: 1.2rem;
  color: var(--color-body);
  max-width: 46ch;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 30px 0 26px;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.hero-trust svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Phone mockup ------------------------------------------------------------*/

.phone-wrap {
  display: flex;
  justify-content: center;
  position: relative;
}

.phone-wrap::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  max-width: 90%;
  background: radial-gradient(circle, var(--color-primary-tint) 0%, rgba(238, 236, 251, 0) 70%);
  z-index: 0;
}

.phone {
  position: relative;
  z-index: 1;
  width: 300px;
  background: #101018;
  border-radius: 40px;
  padding: 14px 10px;
  box-shadow: var(--shadow-lg);
}

.phone-notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 18px;
  background: #101018;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}

.phone-screen {
  background: #ecebf3;
  border-radius: 28px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 560px;
}

.phone-chat-header {
  background: var(--color-primary);
  color: #fff;
  padding: 22px 16px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.phone-chat-header .avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-weight: 800;
  font-size: 0.85rem;
}

.phone-chat-header .who {
  font-size: 0.92rem;
  font-weight: 700;
}

.phone-chat-header .who small {
  display: block;
  font-weight: 500;
  opacity: 0.85;
  font-size: 0.72rem;
}

.phone-chat-body {
  flex: 1;
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  scrollbar-width: none;
}

.phone-chat-body::-webkit-scrollbar {
  display: none;
}

.bubble {
  max-width: 84%;
  padding: 9px 12px;
  border-radius: 14px;
  font-size: 0.78rem;
  line-height: 1.42;
  box-shadow: 0 1px 1px rgba(0,0,0,0.05);
}

.bubble-in {
  align-self: flex-start;
  background: #fff;
  color: #1c1c26;
  border-bottom-left-radius: 4px;
}

.bubble-out {
  align-self: flex-end;
  background: #d9f2c8;
  color: #1c1c26;
  border-bottom-right-radius: 4px;
}

.bubble strong {
  color: var(--color-primary-dark);
}

.bubble .tick {
  color: #4fa8e0;
}

.creative-card {
  margin-top: 6px;
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(135deg, #4038b8 0%, #6a5ff0 100%);
  padding: 12px;
  color: #fff;
  position: relative;
}

.creative-card .tag {
  position: absolute;
  top: 10px;
  right: -28px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  padding: 3px 30px;
  transform: rotate(35deg);
}

.creative-card .name {
  font-weight: 800;
  font-size: 0.88rem;
}

.creative-card .price {
  font-size: 1.3rem;
  font-weight: 800;
  margin-top: 8px;
}

.creative-card .old-price {
  font-size: 0.75rem;
  text-decoration: line-through;
  opacity: 0.7;
  font-weight: 500;
  margin-left: 6px;
}

.phone-chat-input {
  flex-shrink: 0;
  background: #f0f0f5;
  padding: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.phone-chat-input .field {
  flex: 1;
  background: #fff;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 0.75rem;
  color: #8f8fa3;
}

.phone-chat-input .send {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* Logos / proof strip -------------------------------------------------- */

.proof-strip {
  padding: 34px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.proof-strip .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px 44px;
  text-align: center;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-muted);
  font-weight: 700;
  font-size: 0.95rem;
}

.proof-item svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* How it works ------------------------------------------------------------*/

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  counter-reset: step;
}

.step-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  position: relative;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.step-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: var(--color-primary-tint);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.step-icon svg {
  width: 24px;
  height: 24px;
}

.step-card h3 {
  margin-bottom: 8px;
}

.step-card p {
  color: var(--color-muted);
  font-size: 0.98rem;
  margin: 0;
}

/* Features grid -------------------------------------------------------- */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

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

.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: var(--color-accent-tint);
  color: var(--color-accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
}

.feature-card h3 {
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.98rem;
}

/* CTA banner -------------------------------------------------------------*/

.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-darker) 100%);
  border-radius: var(--radius-lg);
  padding: clamp(40px, 6vw, 72px);
  color: #fff;
  text-align: center;
}

.cta-banner h2 {
  color: #fff;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  max-width: 56ch;
  margin: 0 auto 30px;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--color-primary-dark);
}

.cta-banner .btn-primary:hover {
  background: var(--color-accent-tint);
}

/* FAQ ----------------------------------------------------------------- */

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 6px 0;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 4px;
  font-weight: 700;
  font-size: 1.06rem;
  color: var(--color-ink);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item .chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
  color: var(--color-primary);
}

.faq-item[open] .chevron {
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  padding: 0 4px 20px;
  color: var(--color-muted);
  font-size: 1rem;
  max-width: 68ch;
}

/* Footer ---------------------------------------------------------------- */

.site-footer {
  background: #14132b;
  color: #cac9e0;
  padding: 56px 0 28px;
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .brand {
  color: #fff;
}

.footer-brand p {
  color: #9d9cbd;
  font-size: 0.95rem;
  margin-top: 12px;
}

.footer-nav {
  display: flex;
  gap: 56px;
  flex-wrap: wrap;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  color: #b4b3d1;
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 0.88rem;
  color: #8b8ab0;
}

/* Responsive ------------------------------------------------------------ */

@media (max-width: 980px) {
  .hero .container {
    grid-template-columns: 1fr;
  }

  .phone-wrap {
    order: -1;
  }

  .phone {
    width: 260px;
  }

  .phone-screen {
    height: 480px;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 4px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
    overflow-y: auto;
  }

  .main-nav a:not(.btn) {
    padding: 14px 6px;
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-nav .btn {
    margin-top: 14px;
  }

  .nav-toggle {
    display: flex;
  }

  .header-actions .btn-primary.header-cta {
    display: none;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-top {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 17px;
  }

  .phone {
    width: 100%;
    max-width: 300px;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
  }
}