/* EFFI SYS TRADE — static site styles */

@view-transition { navigation: auto; }

:root {
  --blue: #2b6cf5;
  --blue-bright: #0089f7;
  --navy: #00378c;
  --navy-deep: #0a2a5c;
  --ink: #1d2b45;
  --muted: #3e5b89;
  --sky: #beebfc;
  --ice: #effafe;
  --surface: #ffffff;
  --line: #dfe7f5;

  --radius: 20px;
  --radius-sm: 12px;
  --shadow: 0 20px 50px -20px rgb(0 55 140 / .25);
  --container: 1200px;
  --gutter: clamp(16px, 4vw, 32px);

  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  overflow-x: hidden;
}

[id] { scroll-margin-top: 80px; }

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 {
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 .5em;
  text-wrap: balance;
  font-weight: 700;
}
h1 { font-size: clamp(2.3rem, 5.5vw, 4rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.75rem); letter-spacing: -.015em; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; text-wrap: pretty; }

:focus-visible { outline: 3px solid var(--blue-bright); outline-offset: 3px; border-radius: 4px; }

.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--navy); color: #fff; padding: .6rem 1rem; z-index: 100;
  &:focus { left: 1rem; top: 1rem; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .95rem 1.8rem;
  border-radius: 999px;
  font: inherit; font-weight: 600; font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .2s, background-color .2s, box-shadow .2s, color .2s;

  &:hover { text-decoration: none; transform: translateY(-2px); }
  & svg { width: 1.1em; height: 1.1em; }
}
.btn-primary {
  background: var(--blue); color: #fff;
  box-shadow: 0 12px 24px -10px rgb(43 108 245 / .7);
  &:hover { background: var(--navy); }
}
.btn-outline {
  border-color: var(--blue); color: var(--blue); background: transparent;
  &:hover { background: var(--blue); color: #fff; }
}
.btn-light {
  background: #fff; color: var(--navy);
  &:hover { background: var(--sky); }
}

/* ---------- Top bar & header ---------- */
.topbar {
  background: var(--navy);
  color: #cfe0ff;
  font-size: .9rem;

  & .container { display: flex; flex-wrap: wrap; gap: .4rem 1.6rem; justify-content: flex-end; padding-block: .5rem; }
  & a { color: #fff; display: inline-flex; align-items: center; gap: .45rem; }
  & svg { width: 15px; height: 15px; color: var(--sky); }
}

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgb(255 255 255 / .85);
  backdrop-filter: saturate(1.6) blur(14px);
  -webkit-backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
  view-transition-name: site-header;

  &.is-scrolled { border-color: var(--line); box-shadow: 0 8px 24px -18px rgb(0 55 140 / .4); }

  & .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 78px; }
}

.logo img { width: 210px; height: auto; }

.nav-desktop {
  display: flex; align-items: center; gap: 2.2rem;

  & ul { display: flex; gap: 2rem; list-style: none; margin: 0; padding: 0; }
  & a:not(.btn) {
    color: var(--navy); font-weight: 500; position: relative; padding-block: .3rem;
    &::after {
      content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
      background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .25s;
    }
    &:hover { text-decoration: none; }
    &:hover::after, &[aria-current="page"]::after { transform: scaleX(1); }
  }
  & .btn { padding: .7rem 1.4rem; }
}

.menu-toggle {
  display: none;
  background: var(--ice); border: 0; border-radius: 12px; width: 46px; height: 46px;
  color: var(--navy); cursor: pointer;
  & svg { width: 24px; height: 24px; margin: auto; }
}

/* Mobile menu — native Popover API */
.nav-mobile {
  margin: 0; inset: 0 0 0 auto;
  width: min(86vw, 360px); height: 100dvh; max-height: none;
  border: 0; padding: 1.5rem;
  background: #fff;
  box-shadow: -20px 0 50px rgb(0 0 0 / .15);
  transition: translate .3s ease, display .3s allow-discrete, overlay .3s allow-discrete;
  translate: 100% 0;

  &:popover-open { translate: 0 0; }
  &::backdrop { background: rgb(0 25 70 / .45); }

  & .close { margin-left: auto; display: block; }
  & ul { list-style: none; padding: 0; margin: 2rem 0; display: grid; gap: .4rem; }
  & ul a { display: block; padding: .8rem 0; font-size: 1.3rem; font-weight: 600; color: var(--navy); border-bottom: 1px solid var(--line); }
  & .btn { width: 100%; justify-content: center; }
}
@starting-style { .nav-mobile:popover-open { translate: 100% 0; } }

@media (max-width: 1024px) {
  .nav-desktop { display: none; }
  .menu-toggle { display: grid; }
  .logo img { width: 170px; }
  .topbar .container { justify-content: center; }
}

/* ---------- Eyebrow / section heads ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-size: .82rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 1rem;

  & svg { width: 18px; height: 18px; flex: none; }
}

.section { padding-block: clamp(4rem, 9vw, 7rem); }
.section-head { max-width: 680px; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.lead { font-size: 1.15rem; color: var(--muted); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem) clamp(4rem, 8vw, 7rem);
  background:
    radial-gradient(60% 70% at 85% 30%, rgb(190 235 252 / .8), transparent 70%),
    radial-gradient(50% 60% at 0% 100%, rgb(43 108 245 / .10), transparent 70%),
    linear-gradient(180deg, #fff, var(--ice));
  overflow: hidden;

  & .container { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
  & h1 span { color: var(--blue); display: block; }
  & .lead { max-width: 34ch; margin-bottom: 2rem; }
  & .actions { display: flex; flex-wrap: wrap; gap: 1rem; }
  & .hero-art { position: relative; }
  & .hero-art img { width: 100%; filter: drop-shadow(0 30px 40px rgb(0 55 140 / .15)); }
}

@media (max-width: 860px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero .hero-art { order: -1; max-width: 520px; margin-inline: auto; }
}

.page-hero {
  padding-block: clamp(3.5rem, 8vw, 6rem);
  background:
    radial-gradient(60% 90% at 90% 0%, rgb(190 235 252 / .9), transparent 70%),
    linear-gradient(180deg, #fff, var(--ice));
  text-align: center;

  & h1 { max-width: 20ch; margin-inline: auto; }
  & h1 span { color: var(--blue); }
}

/* ---------- Stats / about split ---------- */
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center;
  @media (max-width: 860px) { grid-template-columns: 1fr; }
}
.split-media {
  position: relative;
  & img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
  &::before {
    content: ""; position: absolute; inset: -18px auto auto -18px; width: 45%; aspect-ratio: 1;
    border-radius: var(--radius); background: var(--sky); z-index: -1;
  }
}
.stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-block: 2rem;
  & div { background: var(--ice); border-radius: var(--radius-sm); padding: 1.1rem 1rem; }
  & strong { display: block; font-size: 1.9rem; color: var(--blue); line-height: 1.1; }
  & span { font-size: .9rem; color: var(--muted); }
  @media (max-width: 480px) { grid-template-columns: 1fr; }
}

/* ---------- Offer cards ---------- */
.offer { background: var(--ice); }
.cards {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
}
.card {
  background: #fff; border-radius: var(--radius); padding: 2rem 1.6rem;
  border: 1px solid var(--line);
  transition: transform .3s, box-shadow .3s, border-color .3s;
  display: flex; flex-direction: column;

  &:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
  & .card-img {
    height: 150px; display: grid; place-items: center; margin-bottom: 1.5rem;
    background: radial-gradient(closest-side, var(--ice), transparent);
  }
  & .card-img img { max-height: 140px; width: auto; object-fit: contain; }
  & p { color: var(--muted); margin: 0; font-size: 1rem; }
}

/* ---------- Influencer marketing ---------- */
.influencer-panel {
  position: relative;
  background: linear-gradient(150deg, var(--navy), var(--blue));
  color: #dce8ff;
  border-radius: calc(var(--radius) * 1.5);
  padding: clamp(1.8rem, 4vw, 2.8rem);
  box-shadow: var(--shadow);

  & .icon {
    width: 58px; height: 58px; border-radius: 18px; display: grid; place-items: center;
    background: rgb(255 255 255 / .14); color: #fff; margin-bottom: 1.4rem;
  }
  & .icon svg { width: 28px; height: 28px; }
}
.platforms {
  list-style: none; padding: 0; margin: 0 0 1.6rem; display: flex; flex-wrap: wrap; gap: .6rem;
  & li { padding: .45rem 1rem; border-radius: 999px; background: #fff; color: var(--navy); font-weight: 600; font-size: .95rem; }
}
.checklist {
  list-style: none; padding: 0; margin: 0 0 1.6rem; display: grid; gap: .75rem;
  & li { display: flex; gap: .75rem; align-items: flex-start; color: #fff; }
  & svg { flex: none; width: 22px; height: 22px; padding: 4px; border-radius: 50%; background: var(--sky); color: var(--navy); margin-top: .15rem; }
}
.panel-link {
  display: inline-flex; align-items: center; gap: .45rem; color: var(--sky); font-weight: 600;
  & svg { width: 16px; height: 16px; }
}

/* ---------- Features (about page) ---------- */
.features {
  display: grid; gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.feature {
  padding: 2rem; border-radius: var(--radius); background: #fff; border: 1px solid var(--line);
  & .icon {
    width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--blue), var(--blue-bright)); color: #fff; margin-bottom: 1.2rem;
  }
  & .icon svg { width: 26px; height: 26px; }
  & p { color: var(--muted); margin: 0; }
}

/* ---------- CTA / contact band ---------- */
.contact-band {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--navy-deep), var(--navy) 45%, var(--blue));
  color: #dce8ff;
  border-radius: calc(var(--radius) * 1.5);
  padding: clamp(2.2rem, 5vw, 4rem);
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 2.5rem; align-items: center;

  &::after {
    content: ""; position: absolute; right: -120px; top: -120px; width: 360px; aspect-ratio: 1;
    border-radius: 50%; border: 60px solid rgb(255 255 255 / .06); pointer-events: none;
  }
  & h2 { color: #fff; }
  & .eyebrow { color: var(--sky); }
  @media (max-width: 860px) { grid-template-columns: 1fr; }
}

.contact-list {
  list-style: none; padding: 0; margin: 0; display: grid; gap: .9rem;

  & li { display: flex; gap: 1rem; align-items: flex-start; }
  & .ci {
    flex: none; width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
    background: rgb(255 255 255 / .12); color: #fff;
  }
  & .ci svg { width: 21px; height: 21px; }
  & small { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; opacity: .75; }
  & a, & address { color: #fff; font-weight: 600; font-style: normal; font-size: 1.1rem; overflow-wrap: anywhere; }
}

/* Contact page — light variant */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(2rem, 5vw, 4rem); align-items: start;
  @media (max-width: 900px) { grid-template-columns: 1fr; }
}
.contact-card {
  background: linear-gradient(150deg, var(--navy), var(--blue));
  color: #dce8ff; border-radius: var(--radius); padding: clamp(1.8rem, 4vw, 2.6rem);
  & h2 { color: #fff; font-size: 1.7rem; }
  & .contact-list { margin-top: 1.6rem; }
}

.form {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.6rem, 4vw, 2.6rem); box-shadow: var(--shadow);
  display: grid; gap: 1.1rem;

  & .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
  @media (max-width: 560px) { & .row { grid-template-columns: 1fr; } }

  & label { display: grid; gap: .4rem; font-weight: 600; font-size: .92rem; color: var(--navy); }
  & input, & textarea {
    font: inherit; font-weight: 400; color: var(--ink);
    padding: .85rem 1rem; border-radius: var(--radius-sm);
    border: 1.5px solid var(--line); background: #fbfdff; width: 100%;
    transition: border-color .2s, box-shadow .2s;
    &:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px rgb(43 108 245 / .15); }
    &:user-invalid { border-color: #d33c3c; }
  }
  & textarea { min-height: 150px; resize: vertical; }
  & .hint { font-size: .85rem; color: var(--muted); margin: 0; }
  & .btn { justify-self: start; }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep); color: #a9bde0; margin-top: clamp(4rem, 9vw, 7rem);
  padding-block: 3.5rem 2rem; font-size: .95rem;

  & .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 2.5rem; }
  @media (max-width: 760px) { & .footer-grid { grid-template-columns: 1fr; } }

  & .logo-wrap { background: #fff; display: inline-block; padding: .7rem 1rem; border-radius: 12px; margin-bottom: 1rem; }
  & .logo-wrap img { width: 180px; }
  & h3 { color: #fff; font-size: 1rem; letter-spacing: .08em; text-transform: uppercase; }
  & ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .5rem; }
  & a { color: #dce8ff; }
  & address { font-style: normal; }
  & .copy { border-top: 1px solid rgb(255 255 255 / .1); margin-top: 2.5rem; padding-top: 1.5rem; font-size: .85rem; }
}

/* ---------- 404 ---------- */
.not-found { text-align: center; padding-block: 8rem; }
.not-found strong { font-size: clamp(5rem, 18vw, 10rem); color: var(--blue); line-height: 1; display: block; }

/* ---------- Scroll-driven reveal (progressive enhancement) ---------- */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      animation: reveal linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 40%;
    }
  }
}
@keyframes reveal {
  from { opacity: 0; translate: 0 40px; }
  to { opacity: 1; translate: 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}