/* ==========================================================================
   HYGI Air — One-page marketing site
   File: style.css
   ========================================================================== */

/* ----- Design tokens ----- */
:root {
  /* Brand greens */
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-300: #86efac;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;

  /* Neutrals */
  --ink: #0b1220;
  --ink-2: #1f2937;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --line: rgba(15, 23, 42, 0.08);
  --bg: #ffffff;
  --bg-soft: #f6faf7;

  /* Elevation */
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 12px 30px -12px rgba(15, 23, 42, 0.18);
  --shadow-lg: 0 30px 60px -20px rgba(22, 163, 74, 0.28);
  --shadow-card: 0 10px 30px -12px rgba(15, 23, 42, 0.12);

  /* Radii */
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;

  /* Typography */
  --font-sans:
    "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-display: "Poppins", var(--font-sans);

  /* Layout */
  --shell-max: 1200px;
  --shell-pad: clamp(20px, 4vw, 40px);
  --header-h: 76px;

  /* Gradients */
  --grad-green: linear-gradient(135deg, #16a34a 0%, #22c55e 50%, #4ade80 100%);
  --grad-green-soft: linear-gradient(135deg, #f0fdf4 0%, #ecfccb 100%);
  --grad-text: linear-gradient(90deg, #15803d, #22c55e 60%, #4ade80);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-2);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-display);
  color: var(--ink);
  margin: 0;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ----- Layout shell ----- */
.shell {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding-left: var(--shell-pad);
  padding-right: var(--shell-pad);
  width: 100%;
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  border: 1.5px solid transparent;
  transition:
    transform 0.2s ease,
    box-shadow 0.25s ease,
    background 0.2s ease,
    color 0.2s ease;
  white-space: nowrap;
  cursor: pointer;
}
.btn--sm {
  padding: 10px 18px;
  font-size: 14px;
}
.btn--block {
  width: 100%;
}

.btn--primary {
  background: var(--grad-green);
  color: #fff;
  box-shadow: 0 10px 24px -10px rgba(22, 163, 74, 0.55);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -12px rgba(22, 163, 74, 0.65);
}

.btn--ghost {
  background: transparent;
  color: var(--green-700);
  border-color: var(--green-700);
}
.btn--ghost:hover {
  background: var(--green-50);
  border-color: var(--green-200);
  color: var(--green-600);
}

.btn--white {
  background: #fff;
  color: var(--green-700);
}
.btn--white:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -12px rgba(0, 0, 0, 0.25);
}

/* ----- Eyebrow / section heads ----- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--green-50);
  color: var(--green-700);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.02em;
  border: 1px solid var(--green-100);
}
.eyebrow__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18);
  animation: pulseDot 1.8s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(34, 197, 94, 0);
  }
}
.eyebrow--center {
  display: inline-flex;
}

.section__head {
  text-align: center;
  max-width: 1040px;
  margin: 0 auto 56px;
}
.section__title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  margin: 18px 0 14px;
  white-space: nowrap;
}
.section__title--left {
  text-align: left;
  white-space: normal;
}
.section__sub {
  color: var(--slate-600);
  font-size: 17px;
  max-width: 720px;
  margin: 0 auto;
}
.section__sub--left {
  max-width: none;
  margin: 0;
}
.section__sub--left {
  text-align: left;
}

.text-gradient {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 50;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    backdrop-filter 0.3s ease;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-sm);
}

/* Over the dark hero slider, invert header colors */
.site-header:not(.is-scrolled) .nav a {
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}
.site-header:not(.is-scrolled) .nav a:hover {
  color: var(--green-300);
}
.site-header:not(.is-scrolled) .nav-toggle span {
  background: #fff;
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand__logo {
  height: 38px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 50px;
}
.nav a {
  font-weight: 500;
  font-size: 15px;
  color: var(--slate-700);
  position: relative;
  padding: 6px 0;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--grad-green);
  border-radius: 2px;
  transition: width 0.25s ease;
}
.nav a:hover {
  color: var(--green-700);
}
.nav a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 8px;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition:
    transform 0.25s ease,
    opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============ HERO SLIDER ============ */
.hero {
  position: relative;
  min-height: 100vh;
  height: 100vh;
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 90px;
  overflow: hidden;
  background: #0b1220;
  color: #fff;
}

.hero__slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.06);
  transition:
    opacity 1.2s ease,
    transform 7s ease-out;
  will-change: opacity, transform;
}
.hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(11, 18, 32, 0.25) 0%,
    rgba(11, 18, 32, 0.08) 30%,
    rgba(11, 18, 32, 0.45) 65%,
    rgba(11, 18, 32, 0.88) 100%
  );
  pointer-events: none;
}

.hero__content-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
}
.hero__content {
  max-width: 620px;
  color: #fff;
}
.hero__content .text-gradient {
  background: linear-gradient(90deg, #86efac, #22c55e 60%, #4ade80);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.eyebrow--on-dark {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero__title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800;
  margin: 22px 0 18px;
  letter-spacing: -0.02em;
  color: #fff;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
}
.hero__lead {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.88);
  max-width: 560px;
  margin-bottom: 32px;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.3);
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 36px;
}

.btn--ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}
.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
  color: #fff;
}

.hero__pills {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 10px;
}
.hero__pills li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero__pills strong {
  color: var(--green-300);
  margin-right: 4px;
}

/* ----- Arrows ----- */
.hero__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(11, 18, 32, 0.35);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition:
    background 0.2s ease,
    transform 0.2s ease,
    border-color 0.2s ease,
    opacity 0.25s ease;
  opacity: 0;
}
.hero:hover .hero__arrow {
  opacity: 1;
}
.hero__arrow svg {
  width: 22px;
  height: 22px;
}
.hero__arrow:hover {
  background: var(--green-600);
  border-color: var(--green-600);
}
.hero__arrow--prev {
  left: 24px;
}
.hero__arrow--next {
  right: 24px;
}

/* ----- Dots ----- */
.hero__dots {
  position: absolute;
  bottom: 40px;
  right: max(40px, var(--shell-pad));
  z-index: 3;
  display: flex;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(11, 18, 32, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero__dot {
  width: 28px;
  height: 6px;
  border-radius: 4px;
  border: 0;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  padding: 0;
  transition:
    background 0.25s ease,
    width 0.3s ease;
}
.hero__dot:hover {
  background: rgba(255, 255, 255, 0.6);
}
.hero__dot.is-active {
  background: var(--green-400);
  width: 44px;
}

/* ============ TRUST STRIP ============ */
.trust {
  background: var(--ink);
  color: #fff;
  padding: 40px 0;
}
.trust__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}
.trust__item {
  position: relative;
}
.trust__item + .trust__item::before {
  content: "";
  position: absolute;
  left: -15px;
  top: 50%;
  transform: translateY(-50%);
  height: 50%;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
}
.trust__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 4vw, 44px);
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.trust__sym {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.5vw, 28px);
  color: var(--green-300);
  margin-left: 2px;
}
.trust__item p {
  margin-top: 6px;
  color: var(--slate-300);
  font-size: 14px;
  letter-spacing: 0.02em;
}

/* ============ Generic sections ============ */
.section {
  padding: clamp(50px, 7vw, 80px) 0;
}
.section--alt {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.grid {
  display: grid;
  gap: 24px;
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ============ FEATURES ============ */
.features { gap: 26px; }

.feature {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 34px 30px 30px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.04);
  overflow: hidden;
  isolation: isolate;
  transition:
    transform 0.45s cubic-bezier(.2, .8, .2, 1),
    box-shadow 0.45s cubic-bezier(.2, .8, .2, 1),
    border-color 0.3s ease;
}

/* Top gradient accent — slides in on hover */
.feature::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad-green);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.55s cubic-bezier(.2, .8, .2, 1);
  z-index: 2;
}

/* Decorative soft blob in the top-right corner */
.feature::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(34, 197, 94, 0.14) 0%,
    rgba(34, 197, 94, 0.06) 45%,
    transparent 70%
  );
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.5s ease, transform 0.5s ease;
  z-index: 0;
  pointer-events: none;
}

.feature > * { position: relative; z-index: 1; }

.feature:hover {
  transform: translateY(-8px);
  border-color: var(--green-200);
  box-shadow: 0 28px 50px -22px rgba(22, 163, 74, 0.32);
}
.feature:hover::before { transform: scaleX(1); }
.feature:hover::after  { opacity: 1; transform: scale(1); }

.feature__icon {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--grad-green);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  box-shadow: 0 14px 28px -10px rgba(22, 163, 74, 0.55);
  transition:
    transform 0.45s cubic-bezier(.2, .8, .2, 1),
    box-shadow 0.45s ease;
}
.feature__icon::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 20px;
  background: var(--grad-green);
  filter: blur(14px);
  opacity: 0.35;
  z-index: -1;
  transition: opacity 0.4s ease;
}
.feature:hover .feature__icon {
  transform: scale(1.06) rotate(-4deg);
}
.feature:hover .feature__icon::before { opacity: 0.55; }
.feature__icon svg {
  width: 28px;
  height: 28px;
  stroke-width: 2;
}

.feature h3 {
  font-size: 20px;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
  transition: color 0.3s ease;
}
.feature:hover h3 { color: var(--green-700); }

.feature p {
  color: var(--slate-600);
  font-size: 15px;
  line-height: 1.65;
}

.feature--accent {
  background: var(--ink);
  border-color: transparent;
  color: #fff;
}
.feature--accent h3 { color: #fff; }
.feature--accent p  { color: var(--slate-300); }
.feature--accent .feature__icon {
  background: rgba(34, 197, 94, 0.15);
  color: var(--green-300);
  box-shadow: none;
}
.feature--accent .feature__icon::before { display: none; }

/* ============ STEPS / HOW IT WORKS ============ */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: repeating-linear-gradient(
    90deg,
    var(--green-300) 0 8px,
    transparent 8px 16px
  );
  z-index: 0;
}
.step {
  position: relative;
  z-index: 1;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}
.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--grad-green);
  color: #fff;
  border-radius: 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 16px;
  box-shadow: 0 10px 24px -10px rgba(22, 163, 74, 0.55);
}
.step h3 {
  font-size: 19px;
  margin-bottom: 8px;
}
.step p {
  color: var(--slate-600);
}

/* ============ SOLUTIONS ============ */
.solutions {
  gap: 20px;
}
.solution {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  text-align: center;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}
.solution:hover {
  transform: translateY(-4px);
  border-color: var(--green-300);
  box-shadow: var(--shadow-card);
}
.solution__ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  margin: 0 auto 14px;
  background: var(--grad-green-soft);
  color: var(--green-700);
  display: flex;
  align-items: center;
  justify-content: center;
}
.solution__ico svg {
  width: 26px;
  height: 26px;
}
.solution h4 {
  font-size: 16px;
  margin-bottom: 6px;
}
.solution p {
  color: var(--slate-600);
}

/* ============ WHY / ABOUT ============ */
.why {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 70px;
  align-items: center;
}

.why__media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 420px;
}
.why__media-glow {
  position: absolute;
  inset: -8%;
  background:
    radial-gradient(
      50% 50% at 40% 50%,
      rgba(34, 197, 94, 0.28) 0%,
      transparent 65%
    ),
    radial-gradient(
      40% 40% at 80% 80%,
      rgba(74, 222, 128, 0.22) 0%,
      transparent 65%
    );
  filter: blur(28px);
  z-index: 0;
  pointer-events: none;
}
.why__media-card {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: var(--radius-xl);
  overflow: visible;
  box-shadow: var(--shadow-lg);
}
.why__media-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.why__media-badge {
  position: absolute;
  top: 22px;
  right: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px 12px 12px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-pill);
  box-shadow: 0 10px 30px -12px rgba(15, 23, 42, 0.25);
  z-index: 2;
}
.why__media-badge-ico {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-green);
  color: #fff;
}
.why__media-badge-ico svg {
  width: 18px;
  height: 18px;
}
.why__media-badge strong {
  display: block;
  font-size: 14px;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
}
.why__media-badge span {
  display: block;
  font-size: 12px;
  color: var(--slate-500);
  margin-top: 2px;
}

.why__media-stat {
  position: absolute;
  bottom: -24px;
  left: -24px;
  z-index: 2;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  box-shadow: 0 18px 40px -14px rgba(15, 23, 42, 0.25);
  min-width: 168px;
}
.why__media-stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 36px;
  line-height: 1;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.why__media-stat-num small {
  font-size: 22px;
  margin-left: 2px;
}
.why__media-stat-lbl {
  font-size: 13px;
  color: var(--slate-600);
  margin-top: 4px;
  letter-spacing: 0.01em;
}

.why__content .section__title {
  margin-top: 16px;
}

.why__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0 36px;
}
.why__item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}
.why__item:hover {
  transform: translateY(-3px);
  border-color: var(--green-200);
  box-shadow: var(--shadow-card);
}
.why__item-ico {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-green-soft);
  color: var(--green-700);
  margin-bottom: 14px;
}
.why__item-ico svg {
  width: 22px;
  height: 22px;
}
.why__item h4 {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--ink);
}
.why__item p {
  font-size: 14px;
  color: var(--slate-600);
  line-height: 1.55;
}

.why__cta {
  display: flex;
  flex-wrap: wrap;
  margin-top: 30px;
  gap: 14px;
}

/* ============ CTA BANNER ============ */
.cta-banner {
  background:
    radial-gradient(
      60% 100% at 0% 50%,
      rgba(255, 255, 255, 0.18),
      transparent 60%
    ),
    var(--grad-green);
  color: #fff;
  padding: 60px 0;
}
.cta-banner__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-banner h2 {
  color: #fff;
  font-size: clamp(24px, 3vw, 32px);
  margin-bottom: 8px;
}
.cta-banner p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 16px;
}

/* ============ CONTACT ============ */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 40px;
  align-items: start;
}
.contact__info {
  display: grid;
  gap: 14px;
}
.info-card {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}
a.info-card:hover {
  transform: translateY(-2px);
  border-color: var(--green-300);
  box-shadow: var(--shadow-card);
}
.info-card__ico {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--grad-green-soft);
  color: var(--green-700);
  display: flex;
  align-items: center;
  justify-content: center;
}
.info-card__ico svg {
  width: 24px;
  height: 24px;
}
.info-card__lbl {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--slate-500);
  margin-bottom: 2px;
}
.info-card strong {
  color: var(--ink);
  font-weight: 600;
  line-height: 1.4;
}
.map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.contact__form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 18px;
}
.field {
  display: grid;
  gap: 6px;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--slate-700);
}
.field input,
.field select,
.field textarea {
  font: inherit;
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--slate-200);
  background: #fff;
  color: var(--ink);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.15);
}
.field textarea {
  resize: vertical;
  min-height: 110px;
}
.contact__msg {
  margin: 0;
  font-size: 14px;
  min-height: 20px;
  color: var(--green-700);
  font-weight: 500;
}
.contact__msg.is-error {
  color: #b91c1c;
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--ink);
  color: var(--slate-300);
  padding-top: 70px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer__brand p {
  color: var(--slate-400);
  font-size: 14.5px;
  margin: 16px 0 22px;
  max-width: 320px;
}
.footer__logo {
  height: 36px;
  filter: brightness(0) invert(1);
}
.footer__col h5 {
  color: #fff;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  font-weight: 600;
}
.footer__col a,
.footer__col span {
  display: block;
  color: var(--slate-400);
  font-size: 14.5px;
  margin-bottom: 10px;
  line-height: 1.6;
  transition: color 0.2s ease;
}
.footer__col a:hover {
  color: var(--green-300);
}
.footer__partner {
  height: 44px;
  width: auto;
  margin-bottom: 10px;
  background: #fff;
  padding: 6px 10px;
  border-radius: 8px;
}

.socials {
  display: flex;
  gap: 10px;
}
.social {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: var(--slate-300);
  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}
.social svg {
  width: 16px;
  height: 16px;
}
.social:hover {
  background: var(--green-600);
  color: #fff;
  transform: translateY(-2px);
}

.footer__base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  padding-bottom: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13.5px;
  color: var(--slate-500);
  flex-wrap: wrap;
  gap: 10px;
}

/* ============ TO TOP ============ */
.to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--grad-green);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(22, 163, 74, 0.55);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition:
    opacity 0.25s ease,
    transform 0.25s ease,
    visibility 0.25s ease;
  z-index: 40;
}
.to-top svg {
  width: 22px;
  height: 22px;
}
.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.to-top:hover {
  transform: translateY(-4px);
}