:root {
  --bg-dark: #071427;
  --bg-dark-2: #0b1d36;
  --bg-light: #ffffff;
  --bg-soft: #f4f8fd;
  --line: rgba(15, 23, 42, 0.08);
  --text-strong: #0f172a;
  --text-body: #607089;
  --primary: #1f6fe5;
  --primary-2: #4aa3ff;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.1);
  --radius: 24px;
  --container: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text-strong);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

/* HEADER */

.site-header-clean {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 20, 39, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header-clean-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-logo-clean {
  color: var(--white);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.site-nav-clean {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav-clean a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 600;
  transition: color 0.2s ease;
}

.site-nav-clean a:hover {
  color: var(--white);
}

.header-clean-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--primary-2) 0%, var(--primary) 100%);
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 14px 28px rgba(31, 111, 229, 0.22);
}

/* BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 16px;
  font-size: 15px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(180deg, var(--primary-2) 0%, var(--primary) 100%);
  color: var(--white);
  box-shadow: 0 16px 30px rgba(31, 111, 229, 0.22);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--white);
}
/* HERO */

.hero-clean {
  position: relative;
  overflow: hidden;
  padding: 40px 0 110px;
  background:
    radial-gradient(circle at 20% 20%, rgba(74, 163, 255, 0.14), transparent 22%),
    radial-gradient(circle at 85% 30%, rgba(31, 111, 229, 0.16), transparent 20%),
    linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-2) 100%);
}

.hero-clean::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 18%, rgba(255, 255, 255, 0.05), transparent 18%),
    radial-gradient(circle at 80% 40%, rgba(74, 163, 255, 0.08), transparent 22%);
  pointer-events: none;
}

.hero-clean::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 140px;
  background: linear-gradient(180deg, rgba(11, 29, 54, 0) 0%, #ffffff 100%);
  pointer-events: none;
}

.hero-clean-grid,
.hero-devices-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 40px;
  align-items: center;
}

.hero-clean-content,
.hero-devices-content {
  max-width: 620px;
}

.hero-clean-badge {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.86);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.hero-clean h1 {
  margin: 0 0 20px;
  color: var(--white);
  font-size: clamp(44px, 6vw, 76px);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.hero-clean h1 span {
  color: var(--primary-2);
}

.hero-clean p {
  margin: 0 0 30px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 18px;
  line-height: 1.8;
}

.hero-clean-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.hero-sales-points {
  display: grid;
  gap: 14px;
  margin-bottom: 32px;
}

.hero-sales-point {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

.hero-sales-point strong {
  display: block;
  margin-bottom: 6px;
  color: #ffffff;
  font-size: 15px;
}

.hero-sales-point span {
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
  line-height: 1.7;
}

.hero-clean-stats {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-stat-box {
  min-width: 140px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.hero-stat-box strong {
  display: block;
  margin-bottom: 6px;
  color: var(--white);
  font-size: 28px;
  line-height: 1;
}

.hero-stat-box span {
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
}

.hero-trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 22px;
}

.hero-trust-item {
  position: relative;
  padding: 16px 16px 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-trust-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-bottom: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, #66b6ff 0%, #1f6fe5 100%);
  box-shadow: 0 0 0 6px rgba(74, 163, 255, 0.1);
}

.hero-trust-item strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
}

.hero-trust-item small {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 1.5;
}
/* HERO DEVICE SHOWCASE */

.hero-devices-visual {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  min-height: 620px;
  z-index: 3;
  padding-top: 10px;
}

.devices-stage {
  position: relative;
  width: 100%;
  max-width: 720px;
  min-height: 560px;
  margin-left: auto;
}

/* LAPTOP */

.laptop-device {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 620px;
  z-index: 2;
}

.laptop-screen-shell {
  position: relative;
  padding: 14px;
  border-radius: 28px 28px 18px 18px;
  background: linear-gradient(180deg, #2a2f37 0%, #121821 100%);
  box-shadow: 0 42px 90px rgba(0, 0, 0, 0.34);
}

.laptop-camera-dot {
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #0a0f15;
  z-index: 3;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.04);
}

.laptop-screen {
  overflow: hidden;
  min-height: 390px;
  border-radius: 18px 18px 10px 10px;
  background: #0f2342;
}

.laptop-topbar {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  background: #0d1520;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.laptop-topbar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.laptop-screen-body {
  display: grid;
  grid-template-columns: 150px 1fr;
  min-height: 348px;
  background: #f8fbff;
}

.laptop-sidebar {
  padding: 18px 14px;
  background: linear-gradient(180deg, #1f6fe5 0%, #165dcc 100%);
}

.laptop-logo {
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.laptop-menu-item {
  min-height: 36px;
  padding: 0 12px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

.laptop-menu-item.active {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.laptop-main {
  padding: 20px;
  background: #f8fbff;
}

.laptop-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.laptop-head small {
  display: block;
  margin-bottom: 6px;
  color: #607089;
  font-size: 12px;
  font-weight: 600;
}

.laptop-head h3 {
  margin: 0;
  color: #0f172a;
  font-size: 24px;
  letter-spacing: -0.03em;
}

.laptop-chip {
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  background: rgba(31, 111, 229, 0.1);
  color: #1f6fe5;
  font-size: 11px;
  font-weight: 800;
}

.laptop-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.laptop-kpi {
  padding: 16px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.laptop-kpi span {
  display: block;
  margin-bottom: 6px;
  color: #607089;
  font-size: 12px;
  font-weight: 600;
}

.laptop-kpi strong {
  color: #0f172a;
  font-size: 28px;
  line-height: 1;
}

.laptop-chart,
.laptop-table {
  padding: 16px;
  border-radius: 20px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.laptop-chart {
  margin-bottom: 16px;
}

.laptop-chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.laptop-chart-head strong {
  color: #0f172a;
  font-size: 15px;
}

.laptop-chart-head small {
  color: #607089;
  font-size: 12px;
}

.laptop-bars {
  height: 130px;
  display: flex;
  align-items: end;
  gap: 10px;
}

.laptop-bars span {
  flex: 1;
  border-radius: 12px 12px 6px 6px;
  background: linear-gradient(180deg, #7cb6ff 0%, #3b82f6 50%, #1f6fe5 100%);
}

.laptop-table {
  display: grid;
  gap: 10px;
}

.laptop-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  background: #eef5ff;
  color: #0f172a;
  font-size: 13px;
}

.laptop-base {
  width: 108%;
  height: 18px;
  margin: -2px auto 0;
  border-radius: 0 0 28px 28px;
  background: linear-gradient(180deg, #d6dce5 0%, #9ea9b7 100%);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.12);
  transform: translateX(-4%);
}

/* TABLET */

.tablet-device {
  position: absolute;
  left: 10px;
  bottom: 34px;
  z-index: 4;
  width: 230px;
  transform: rotate(-10deg);
}

.tablet-shell {
  width: 100%;
  border-radius: 26px;
  padding: 12px;
  background: linear-gradient(180deg, #202733 0%, #0f1622 100%);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.24);
}

.tablet-screen {
  border-radius: 18px;
  padding: 14px;
  background: linear-gradient(180deg, #10233f 0%, #0b1b30 100%);
}

.tablet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.tablet-head strong {
  color: #fff;
  font-size: 16px;
}

.tablet-head small {
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
}

.tablet-list {
  display: grid;
  gap: 10px;
}

.tablet-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  font-size: 13px;
}

.tablet-status {
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-style: normal;
  font-weight: 700;
}

.tablet-status.process {
  background: rgba(62, 167, 255, 0.16);
  color: #66b6ff;
}

.tablet-status.ready {
  background: rgba(32, 215, 165, 0.16);
  color: #20d7a5;
}

.tablet-status.wait {
  background: rgba(255, 184, 77, 0.16);
  color: #ffb84d;
}

/* PHONE */

.phone-device {
  position: absolute;
  right: 6px;
  bottom: 8px;
  z-index: 5;
  width: 165px;
  transform: rotate(8deg);
}

.phone-shell {
  width: 100%;
  border-radius: 34px;
  padding: 10px;
  background: linear-gradient(180deg, #111827 0%, #020617 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.28);
}

.phone-notch {
  width: 82px;
  height: 18px;
  border-radius: 999px;
  background: #000;
  margin: 0 auto 10px;
}
.phone-screen {
  padding: 14px;
  border-radius: 24px;
  background: linear-gradient(180deg, #f8fbff 0%, #eef5ff 100%);
}

.phone-screen-head {
  margin-bottom: 14px;
}

.phone-screen-head strong {
  display: block;
  margin-bottom: 4px;
  color: #0f172a;
  font-size: 15px;
}

.phone-screen-head small {
  color: #607089;
  font-size: 11px;
}

.phone-stat {
  padding: 14px;
  border-radius: 18px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  margin-bottom: 12px;
}

.phone-stat span {
  display: block;
  margin-bottom: 6px;
  color: #607089;
  font-size: 11px;
  font-weight: 600;
}

.phone-stat strong {
  color: #0f172a;
  font-size: 28px;
  line-height: 1;
}

.phone-list {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.phone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 14px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: #0f172a;
  font-size: 12px;
  font-weight: 600;
}

.phone-item em {
  font-style: normal;
  color: #1f6fe5;
}

.phone-cta {
  min-height: 42px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #4aa3ff 0%, #1f6fe5 100%);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
}

/* SECTION HEAD */

.section-head-clean {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-badge-clean {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(31, 111, 229, 0.08);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.section-head-clean h2 {
  margin: 0 0 16px;
  color: var(--text-strong);
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.section-head-clean p {
  margin: 0;
  color: var(--text-body);
  font-size: 17px;
  line-height: 1.8;
}

/* FEATURES */

.features-clean {
  padding: 110px 0;
  background: var(--bg-light);
}

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

.feature-clean-card {
  padding: 28px;
  border-radius: 26px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-clean-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 58px rgba(15, 23, 42, 0.12);
}

.feature-clean-icon {
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, var(--primary-2) 0%, var(--primary) 100%);
  color: var(--white);
  font-size: 18px;
  font-weight: 800;
}

.feature-clean-card h3 {
  margin: 0 0 12px;
  color: var(--text-strong);
  font-size: 22px;
  line-height: 1.2;
}

.feature-clean-card p {
  margin: 0;
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.8;
}

/* PLATFORM OVERVIEW */

.platform-clean {
  padding: 110px 0;
  background: #ffffff;
}

.platform-clean-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
}

.platform-card {
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.platform-card-dark {
  background: linear-gradient(180deg, #0f2342 0%, #091729 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.platform-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.platform-label {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(31, 111, 229, 0.1);
  color: #1f6fe5;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.platform-label-dark {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.platform-mini-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #1f6fe5;
}

.platform-mini-dot-light {
  background: #4aa3ff;
}
.platform-card h3 {
  margin: 0 0 14px;
  color: #0f172a;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.platform-card p {
  margin: 0 0 22px;
  color: #607089;
  font-size: 15px;
  line-height: 1.8;
}

.platform-card-dark h3,
.platform-card-dark p {
  color: #ffffff;
}

.platform-card-dark p {
  color: rgba(255, 255, 255, 0.7);
}

.platform-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  display: grid;
  gap: 12px;
}

.platform-list li {
  position: relative;
  padding-left: 18px;
  color: #20324d;
  font-size: 15px;
  line-height: 1.7;
}

.platform-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #1f6fe5;
}

.platform-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.platform-stats div {
  padding: 16px;
  border-radius: 18px;
  background: #eef5ff;
}

.platform-stats strong {
  display: block;
  margin-bottom: 6px;
  color: #0f172a;
  font-size: 24px;
  line-height: 1;
}

.platform-stats span {
  color: #607089;
  font-size: 13px;
}

.portal-mock-clean {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.portal-mock-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  font-size: 14px;
}

.portal-status {
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-style: normal;
  font-weight: 700;
}

.portal-status.process {
  background: rgba(62, 167, 255, 0.16);
  color: #66b6ff;
}

.portal-status.ready {
  background: rgba(32, 215, 165, 0.16);
  color: #20d7a5;
}

.portal-status.wait {
  background: rgba(255, 184, 77, 0.16);
  color: #ffb84d;
}

.platform-actions-mini {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.platform-actions-mini span {
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  background: rgba(62, 167, 255, 0.1);
  border: 1px solid rgba(62, 167, 255, 0.14);
  color: #8ec5ff;
  font-size: 12px;
  font-weight: 600;
}

/* HOW IT WORKS */

.how-clean {
  padding: 110px 0;
  background: #f8fbff;
}

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

.how-clean-card {
  padding: 28px;
  border-radius: 26px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.how-clean-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 58px rgba(15, 23, 42, 0.12);
}

.how-clean-step {
  width: 56px;
  height: 56px;
  margin-bottom: 18px;
  border-radius: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #4aa3ff 0%, #1f6fe5 100%);
  color: #ffffff;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 16px 30px rgba(31, 111, 229, 0.18);
}

.how-clean-card h3 {
  margin: 0 0 12px;
  color: #0f172a;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.how-clean-card p {
  margin: 0;
  color: #607089;
  font-size: 15px;
  line-height: 1.8;
}

/* DEMO */

.demo-clean {
  padding: 110px 0;
  background: #ffffff;
}

.demo-clean-wrap {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 28px;
  align-items: stretch;
}

.demo-clean-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.demo-clean-copy h2 {
  margin: 0 0 16px;
  color: #0f172a;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.demo-clean-copy p {
  margin: 0 0 24px;
  color: #607089;
  font-size: 17px;
  line-height: 1.8;
}

.demo-clean-points {
  display: grid;
  gap: 14px;
}

.demo-clean-point {
  padding: 18px 20px;
  border-radius: 20px;
  background: #f8fbff;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.demo-clean-point strong {
  display: block;
  margin-bottom: 6px;
  color: #0f172a;
  font-size: 16px;
}

.demo-clean-point span {
  color: #607089;
  font-size: 14px;
  line-height: 1.7;
}

.demo-clean-card {
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

.demo-clean-card h3 {
  margin: 0 0 8px;
  color: #0f172a;
  font-size: 26px;
  letter-spacing: -0.03em;
}
.demo-clean-card > p {
  margin: 0 0 22px;
  color: #607089;
  font-size: 15px;
  line-height: 1.75;
}

.demo-clean-form {
  display: grid;
  gap: 16px;
}

.demo-clean-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.demo-clean-form label {
  display: block;
  margin-bottom: 8px;
  color: #20324d;
  font-size: 13px;
  font-weight: 700;
}

.demo-clean-form input,
.demo-clean-form textarea {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: #ffffff;
  color: #0f172a;
  border-radius: 16px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.demo-clean-form input {
  min-height: 54px;
  padding: 0 16px;
}

.demo-clean-form textarea {
  min-height: 130px;
  padding: 16px;
  resize: vertical;
}

.demo-clean-form input:focus,
.demo-clean-form textarea:focus {
  border-color: rgba(31, 111, 229, 0.3);
  box-shadow: 0 0 0 4px rgba(31, 111, 229, 0.1);
}

.demo-clean-form button {
  min-height: 54px;
  border: 0;
  border-radius: 16px;
  background: linear-gradient(180deg, #4aa3ff 0%, #1f6fe5 100%);
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 16px 30px rgba(31, 111, 229, 0.22);
  transition: transform 0.2s ease;
}

.demo-clean-form button:hover {
  transform: translateY(-2px);
}

/* FOOTER */

.site-footer-clean {
  padding: 70px 0 28px;
  background: linear-gradient(180deg, var(--bg-dark) 0%, #061120 100%);
}

.footer-clean-grid {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-clean-logo {
  margin-bottom: 12px;
  color: var(--white);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.site-footer-clean p {
  max-width: 440px;
  margin: 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 15px;
  line-height: 1.8;
}

.footer-clean-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-clean-links a {
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
  font-weight: 600;
}

.footer-clean-links a:hover {
  color: var(--white);
}

/* RESPONSIVE */

@media (max-width: 1200px) {
  .hero-clean-content,
  .hero-devices-content {
    max-width: 100%;
  }

  .devices-stage {
    max-width: 700px;
  }
}

@media (max-width: 1100px) {
  .how-clean-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-clean-grid,
  .hero-devices-grid {
    grid-template-columns: 1fr;
  }

  .hero-devices-visual {
    justify-content: center;
    align-items: flex-start;
    min-height: 540px;
    margin-top: 10px;
  }

  .devices-stage {
    max-width: 700px;
    min-height: 540px;
    margin: 0 auto;
  }

  .laptop-device {
    left: 50%;
    right: auto;
    top: 0;
    transform: translateX(-50%);
    max-width: 620px;
  }

  .tablet-device {
    left: 20px;
    bottom: 28px;
  }

  .phone-device {
    right: 20px;
    bottom: 8px;
  }
}

@media (max-width: 980px) {
  .features-clean-grid,
  .platform-clean-grid,
  .demo-clean-wrap,
  .demo-clean-row,
  .platform-stats {
    grid-template-columns: 1fr;
  }

  .site-nav-clean {
    display: none;
  }
}

@media (max-width: 768px) {
  .site-header-clean-inner {
    min-height: 72px;
  }

 .hero-clean {
  padding: 70px 0 110px;
}

  .hero-clean h1 {
    font-size: 44px;
  }

  .hero-clean p,
  .section-head-clean p,
  .demo-clean-copy p {
    font-size: 15px;
  }

  .hero-clean-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-trust-strip {
    grid-template-columns: 1fr;
  }

  .devices-stage {
    min-height: 430px;
  }

  .laptop-device {
    max-width: 100%;
  }

  .laptop-screen-body {
    grid-template-columns: 1fr;
  }

  .laptop-sidebar {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .laptop-logo {
    grid-column: 1 / -1;
  }

  .laptop-kpis,
  .laptop-row,
  .how-clean-grid {
    grid-template-columns: 1fr;
  }

  .tablet-device {
    width: 180px;
    left: 0;
    bottom: 54px;
  }

  .phone-device {
    width: 136px;
    right: 0;
    bottom: 8px;
  }

  .footer-clean-grid {
    flex-direction: column;
  }

  .header-clean-btn {
    display: none;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .hero-clean h1 {
    font-size: 38px;
  }

  .hero-clean-stats,
  .hero-trust-strip {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-trust-item {
    padding: 14px;
  }

  .tablet-device,
  .phone-device {
    display: none;
  }

  .hero-devices-visual,
  .devices-stage {
    min-height: auto;
  }

  .laptop-device {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    transform: none;
    max-width: 100%;
  }
}
/* =========================
   HERO LAYOUT RESET / NEW GRID
========================= */

.hero-top-row {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 44px;
  align-items: start;
}

.hero-clean-content.hero-devices-content {
  max-width: 620px;
}

.hero-devices-visual {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  min-height: 620px;
}

.devices-stage {
  position: relative;
  width: 100%;
  max-width: 720px;
  min-height: 520px;
  margin-left: auto;
}

/* Eski alt blokları kapat */
.hero-sales-points,
.hero-clean-stats,
.hero-trust-strip {
  display: none !important;
}

/* =========================
   HERO MINI CARDS
========================= */

.hero-mini-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.hero-mini-card {
  padding: 18px 18px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-mini-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-bottom: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, #66b6ff 0%, #1f6fe5 100%);
  box-shadow: 0 0 0 6px rgba(74, 163, 255, 0.1);
}

.hero-mini-card strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
}

.hero-mini-card small {
  display: block;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 1.5;
}

/* =========================
   HERO FEATURE GRID
========================= */

.hero-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 48px;
}

.hero-feature-card {
  min-height: 150px;
  padding: 22px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.hero-feature-card strong {
  display: block;
  margin-bottom: 10px;
  color: #ffffff;
  font-size: 22px;
  line-height: 1.2;
}

.hero-feature-card span {
  display: block;
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
  line-height: 1.7;
}

.hero-feature-card-stat strong {
  font-size: 42px;
  line-height: 1;
  margin-bottom: 12px;
}

/* =========================
   HERO RESPONSIVE STEP 1
========================= */

@media (max-width: 1100px) {
  .hero-top-row {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-clean-content.hero-devices-content {
    max-width: 100%;
  }

  .hero-devices-visual {
    justify-content: center;
  }

  .devices-stage {
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .hero-mini-cards,
  .hero-feature-grid {
    grid-template-columns: 1fr;
  }
}
/* =========================
   HERO CARD ANIMATION
========================= */

.hero-feature-card {
  transition: all 0.35s ease;
}

.hero-feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.25);
  border-color: rgba(74,163,255,0.4);
}

/* Giriş animasyonu */
.hero-feature-card {
  opacity: 0;
  transform: translateY(20px);
  animation: heroFadeUp 0.6s ease forwards;
}

.hero-feature-card:nth-child(1) { animation-delay: 0.1s; }
.hero-feature-card:nth-child(2) { animation-delay: 0.2s; }
.hero-feature-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* MINI CARDS AŞAĞI AL */
.hero-mini-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;

  margin-top: 80px;   /* 🔥 aşağı indirir */
  position: relative;
  z-index: 5;
}

/* KART TASARIM */
.hero-mini-card {
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);

  transition: all 0.3s ease;
}

/* HOVER EFEKT */
.hero-mini-card:hover {
  transform: translateY(-6px);
  border-color: rgba(74,163,255,0.4);
}

/* DOT */
.hero-mini-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
  margin-bottom: 10px;

  background: linear-gradient(180deg,#66b6ff,#1f6fe5);
  box-shadow: 0 0 0 6px rgba(74,163,255,0.10);
}

/* =========================
   PREMIUM BACK TO TOP / FINAL
========================= */

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(180deg, rgba(95, 170, 255, 0.98) 0%, rgba(40, 121, 255, 0.98) 100%);
  color: #ffffff;
  cursor: pointer;
  z-index: 1200;
  overflow: hidden;

  box-shadow:
    0 18px 34px rgba(39, 113, 240, 0.24),
    0 8px 16px rgba(15, 23, 42, 0.12);

  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.94);
  transition:
    opacity 0.28s ease,
    visibility 0.28s ease,
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.back-to-top:hover {
  transform: translateY(-4px) scale(1.04);
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow:
    0 24px 42px rgba(39, 113, 240, 0.30),
    0 10px 20px rgba(15, 23, 42, 0.16);
}

.back-to-top:active {
  transform: translateY(-1px) scale(0.98);
}

.back-to-top-glow {
  position: absolute;
  inset: -22%;
  background: radial-gradient(circle, rgba(255,255,255,0.18) 0%, rgba(255,255,255,0) 68%);
  pointer-events: none;
}

.back-to-top::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0));
  pointer-events: none;
}

.back-to-top-icon {
  position: relative;
  z-index: 2;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.back-to-top-icon svg {
  width: 26px;
  height: 26px;
  display: block;
  fill: #ffffff;
}

@media (max-width: 768px) {
  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 50px;
    height: 50px;
  }

 .back-to-top-icon,
.back-to-top-icon svg {
  width: 22px;
  height: 22px;
}
}
.back-to-top-tooth svg {
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.10));
  transform: translateY(-1px);
}
/* =========================
   SCROLL REVEAL ANIMATION
========================= */

.fade-up {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.8s ease,
    transform 0.8s ease;
  will-change: opacity, transform;
}

.fade-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Kart grupları görünürken biraz daha canlı his */
.hero-mini-cards.in-view .hero-mini-card,
.hero-feature-grid.in-view .hero-feature-card,
.features-clean-grid.in-view .feature-clean-card,
.how-clean-grid.in-view .how-clean-card,
.platform-clean-grid.in-view .platform-card {
  animation: cardLiftIn 0.75s ease both;
}

.hero-mini-cards.in-view .hero-mini-card:nth-child(1),
.hero-feature-grid.in-view .hero-feature-card:nth-child(1),
.features-clean-grid.in-view .feature-clean-card:nth-child(1),
.how-clean-grid.in-view .how-clean-card:nth-child(1),
.platform-clean-grid.in-view .platform-card:nth-child(1) {
  animation-delay: 0.08s;
}

.hero-mini-cards.in-view .hero-mini-card:nth-child(2),
.hero-feature-grid.in-view .hero-feature-card:nth-child(2),
.features-clean-grid.in-view .feature-clean-card:nth-child(2),
.how-clean-grid.in-view .how-clean-card:nth-child(2),
.platform-clean-grid.in-view .platform-card:nth-child(2) {
  animation-delay: 0.16s;
}

.hero-mini-cards.in-view .hero-mini-card:nth-child(3),
.hero-feature-grid.in-view .hero-feature-card:nth-child(3),
.features-clean-grid.in-view .feature-clean-card:nth-child(3),
.how-clean-grid.in-view .how-clean-card:nth-child(3),
.platform-clean-grid.in-view .platform-card:nth-child(3) {
  animation-delay: 0.24s;
}

.how-clean-grid.in-view .how-clean-card:nth-child(4) {
  animation-delay: 0.32s;
}

@keyframes cardLiftIn {
  0% {
    opacity: 0;
    transform: translateY(24px) scale(0.985);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Demo alanı biraz daha yumuşak gelsin */
.demo-clean-wrap.fade-up {
  transition:
    opacity 0.9s ease,
    transform 0.9s ease;
}

/* Mobilde animasyon daha hafif */
@media (max-width: 768px) {
  .fade-up {
    transform: translateY(24px);
    transition:
      opacity 0.65s ease,
      transform 0.65s ease;
  }
}
/* =========================
   BLOG PAGE
========================= */

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

.blog-card {
  border-radius: 26px;
  overflow: hidden;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 58px rgba(15, 23, 42, 0.12);
}

.blog-card-media {
  position: relative;
  min-height: 180px;
  padding: 20px;
  background:
    radial-gradient(circle at 20% 20%, rgba(74, 163, 255, 0.18), transparent 26%),
    radial-gradient(circle at 80% 30%, rgba(31, 111, 229, 0.20), transparent 24%),
    linear-gradient(180deg, #071427 0%, #0b1d36 100%);
}

.blog-card-tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.10);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.blog-card-body {
  padding: 24px;
}

.blog-card-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.blog-card-meta span {
  color: #607089;
  font-size: 12px;
  font-weight: 600;
}

.blog-card-body h3 {
  margin: 0 0 12px;
  color: #0f172a;
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.blog-card-body p {
  margin: 0 0 18px;
  color: #607089;
  font-size: 15px;
  line-height: 1.8;
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  color: #1f6fe5;
  font-size: 14px;
  font-weight: 700;
}

.blog-card-link:hover {
  color: #165dcc;
}

@media (max-width: 1100px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-card-body h3 {
    font-size: 22px;
  }
}
/* =========================
   ABOUT PREMIUM
========================= */

.about-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-left h2 span {
  color: var(--primary-2);
}

.about-points {
  margin-top: 20px;
  display: grid;
  gap: 10px;
  color: var(--text-body);
  font-size: 14px;
}

.about-right {
  display: grid;
  gap: 16px;
}

.about-card {
  padding: 22px;
  border-radius: 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid rgba(15,23,42,0.08);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.about-card:hover {
  transform: translateY(-6px);
}

.about-card h4 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--primary);
}

.about-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-body);
}

.about-stats {
  margin-top: 60px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.about-stat {
  flex: 1;
  text-align: center;
  padding: 20px;
  border-radius: 20px;
  background: #f4f8fd;
}

.about-stat strong {
  display: block;
  font-size: 28px;
  color: var(--primary);
}

.about-stat span {
  font-size: 13px;
  color: var(--text-body);
}

/* responsive */

@media (max-width: 900px) {
  .about-top {
    grid-template-columns: 1fr;
  }

  .about-stats {
    flex-direction: column;
  }
}