:root {
  color-scheme: dark;
  --bilim-navy: #07111f;
  --bilim-navy-2: #0b1c31;
  --bilim-blue: #102a49;
  --bilim-gold: #d8ae32;
  --bilim-gold-light: #f2d170;
  --bilim-white: #f6f8fc;
  --bilim-muted: #a6b4c7;
  --bilim-line: rgba(255, 255, 255, 0.12);
  --bilim-radius: 22px;
  --bilim-shadow: 0 25px 70px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--bilim-white);
  background:
    radial-gradient(circle at 75% 15%, rgba(26, 70, 108, 0.65), transparent 34%),
    radial-gradient(circle at 5% 90%, rgba(216, 174, 50, 0.12), transparent 30%),
    var(--bilim-navy);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

button,
input,
select {
  font: inherit;
}

.bilim-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(300px, 480px) minmax(340px, 420px);
  align-items: center;
  justify-content: center;
  gap: clamp(35px, 8vw, 120px);
  padding: 48px 24px;
  position: relative;
  overflow: hidden;
}

.bilim-page::before {
  content: "";
  position: absolute;
  width: 700px;
  height: 700px;
  right: -390px;
  top: -240px;
  border: 1px solid rgba(216, 174, 50, 0.28);
  border-radius: 50%;
  box-shadow:
    0 0 0 70px rgba(216, 174, 50, 0.06),
    0 0 0 140px rgba(216, 174, 50, 0.03);
  animation: bilim-spin 28s linear infinite;
}

.bilim-hero,
.bilim-phone {
  position: relative;
  z-index: 1;
}

.bilim-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.bilim-brand img {
  width: 62px;
  height: 62px;
  object-fit: cover;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.bilim-brand-title {
  display: block;
  font-size: 14px;
  font-weight: 850;
  letter-spacing: 0.2em;
}

.bilim-brand-subtitle {
  display: block;
  color: var(--bilim-gold-light);
  font-size: 10px;
  letter-spacing: 0.12em;
  margin-top: 6px;
}

.bilim-hero h1 {
  max-width: 560px;
  margin: 24px 0 20px;
  color: #fff;
  font-size: clamp(42px, 5vw, 74px);
  line-height: 0.98;
  letter-spacing: 0;
}

.bilim-hero h1 span {
  color: var(--bilim-gold-light);
}

.bilim-hero p {
  max-width: 410px;
  color: #b2c0d1;
  font-size: 16px;
  line-height: 1.65;
}

.bilim-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.bilim-button,
.bilim-secondary-button,
.bilim-form-card button,
.ref-actions button,
.refresh-card button {
  min-height: 48px;
  display: inline-grid;
  place-items: center;
  border: 0;
  border-radius: 13px;
  padding: 14px 19px;
  color: #111c2b;
  background: linear-gradient(130deg, #ebc756, #c29420);
  font-weight: 900;
  box-shadow: 0 10px 30px rgba(216, 174, 50, 0.28);
  transition: 0.25s ease;
  cursor: pointer;
}

.bilim-secondary-button,
.ref-actions .secondary-action {
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--bilim-white);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
}

.bilim-button:hover,
.bilim-secondary-button:hover,
.bilim-form-card button:hover,
.ref-actions button:hover,
.refresh-card button:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 35px rgba(216, 174, 50, 0.42);
}

.bilim-phone {
  width: min(100%, 410px);
  height: 780px;
  overflow: hidden;
  border: 7px solid #1e2e41;
  border-radius: 45px;
  background: #0b1524;
  box-shadow:
    0 34px 95px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.12),
    inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.bilim-phone-screen {
  height: 100%;
  overflow-y: auto;
  padding-bottom: 86px;
  color: #0d1a2c;
  background: #f2f5f9;
  scrollbar-width: none;
}

.bilim-phone-screen::-webkit-scrollbar {
  display: none;
}

.bilim-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 31px 22px 15px;
  background: #fff;
}

.bilim-mini-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bilim-mini-brand img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 7px 18px rgba(15, 30, 50, 0.12);
}

.bilim-mini-brand strong,
.bilim-referral-card strong {
  display: block;
  color: #0f2137;
  font-size: 15px;
}

.bilim-mini-brand span,
.bilim-referral-card p {
  display: block;
  margin: 3px 0 0;
  color: #718096;
  font-size: 11px;
}

.bilim-top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-select {
  width: auto;
  min-height: 32px;
  padding: 0 26px 0 10px;
  border-radius: 999px;
  border-color: rgba(216, 174, 50, 0.42);
  color: #10233a;
  background: #fffdf1;
  font-size: 11px;
  font-weight: 900;
}

.bilim-mini-link {
  color: #af831b;
  border: 0;
  background: transparent;
  font-size: 12px;
  font-weight: 900;
  cursor: pointer;
}

.bilim-app-hero {
  min-height: 360px;
  position: relative;
  overflow: hidden;
  margin: 5px 12px 0;
  padding: 27px 21px;
  border-radius: 25px;
  color: #fff;
  background:
    radial-gradient(circle at 95% 10%, rgba(216, 174, 50, 0.32), transparent 27%),
    linear-gradient(143deg, #071627 0%, #0c2946 65%, #143d59 100%);
}

.bilim-app-hero::before {
  content: "";
  position: absolute;
  width: 250px;
  height: 250px;
  right: -65px;
  top: -55px;
  border: 1px solid rgba(242, 209, 112, 0.7);
  border-radius: 50%;
  box-shadow:
    0 0 0 22px rgba(216, 174, 50, 0.08),
    0 0 0 52px rgba(216, 174, 50, 0.05),
    0 0 55px rgba(216, 174, 50, 0.24);
  animation: bilim-orbit 9s ease-in-out infinite;
}

.bilim-kicker,
.eyebrow {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--bilim-gold-light);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.bilim-app-hero h2 {
  position: relative;
  z-index: 2;
  max-width: 270px;
  margin: 20px 0 10px;
  color: #fff;
  font-size: 31px;
  line-height: 1.08;
  letter-spacing: 0;
}

.bilim-app-hero p {
  position: relative;
  z-index: 2;
  max-width: 240px;
  color: #aec3d6;
  font-size: 11px;
  line-height: 1.5;
}

.bilim-logo-floating {
  position: absolute;
  z-index: 2;
  right: 18px;
  top: 31px;
  width: 76px;
  height: 76px;
  object-fit: cover;
  border-radius: 24px;
  background: #fff;
  transform: rotate(9deg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.38);
  animation: bilim-float 5s ease-in-out infinite;
}

.bilim-progress-card {
  position: absolute;
  z-index: 3;
  right: 16px;
  bottom: 20px;
  width: 160px;
  padding: 13px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 16px;
  color: #112138;
  background: rgba(255, 255, 255, 0.94);
  transform: rotate(-6deg);
  box-shadow: 0 20px 35px rgba(0, 0, 0, 0.3);
  animation: bilim-float-card 6s ease-in-out infinite;
}

.bilim-progress-card strong,
.bilim-progress-card span {
  display: block;
  font-size: 12px;
}

.bilim-progress-card span {
  margin-top: 3px;
  color: #6f7b8b;
}

.bilim-progress-line {
  height: 4px;
  margin-top: 11px;
  overflow: hidden;
  border-radius: 5px;
  background: #e8edf3;
}

.bilim-progress-line span {
  display: block;
  width: 73%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #b98b20, #eed06e);
}

.bilim-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 22px 21px;
}

.bilim-card {
  min-height: 130px;
  padding: 15px;
  border: 1px solid #e4eaf0;
  border-radius: 16px;
  background: #fff;
  text-align: left;
  box-shadow: 0 8px 22px rgba(18, 38, 64, 0.07);
  transition: 0.23s ease;
  animation: bilim-card-in 0.55s ease both;
}

.bilim-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(18, 38, 64, 0.16);
}

.bilim-card span {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 12px;
  border-radius: 11px;
  color: #af831b;
  background: #fff6d8;
  font-size: 12px;
  font-weight: 900;
}

.bilim-card h3 {
  margin: 0 0 8px;
  color: #10233a;
  font-size: 16px;
}

.bilim-card p {
  margin: 0;
  color: #68778a;
  font-size: 12px;
  line-height: 1.45;
}

.bilim-referral-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 21px 16px;
  padding: 15px;
  border: 1px solid #edd99a;
  border-radius: 16px;
  background: #fffdf1;
}

.bilim-referral-card a {
  flex: 0 0 auto;
  border: 0;
  border-radius: 9px;
  padding: 10px;
  color: #f7d568;
  background: var(--bilim-blue);
  font-size: 10px;
  font-weight: 850;
}

.bilim-form-card,
.bilim-account-card {
  margin: 0 21px 90px;
  padding: 16px;
  border: 1px solid #e4eaf0;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(18, 38, 64, 0.1);
}

.bilim-account-card {
  margin-bottom: 16px;
  border-color: rgba(216, 174, 50, 0.34);
  background:
    radial-gradient(circle at top right, rgba(216, 174, 50, 0.18), transparent 38%),
    linear-gradient(145deg, rgba(255, 252, 240, 0.98), rgba(255, 255, 255, 0.98)),
    #fff;
}

.account-form {
  margin-top: 4px;
  padding: 12px;
  border: 1px solid rgba(216, 174, 50, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
}

.auth-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 0 0 14px;
  padding: 5px;
  border-radius: 14px;
  background: #eef3f8;
}

.auth-switch button {
  min-height: 40px;
  border: 0;
  border-radius: 11px;
  color: #68778a;
  background: transparent;
  font-weight: 900;
}

.auth-switch button.active {
  color: #081d3d;
  background: #fff;
  box-shadow: 0 8px 18px rgba(18, 38, 64, 0.12);
}

.account-profile {
  display: grid;
  gap: 10px;
}

.account-profile > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid #e7edf3;
  border-radius: 13px;
  background: #f8fafc;
}

.account-profile span,
.account-note {
  color: #68778a;
  font-size: 12px;
  line-height: 1.45;
}

.account-profile strong {
  color: #10233a;
  font-size: 13px;
  text-align: right;
}

.account-link {
  margin-top: 2px;
}

.account-check {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 9px;
  color: #10233a;
  font-size: 12px;
}

.account-check input {
  width: 18px;
  min-height: 18px;
  padding: 0;
  accent-color: var(--bilim-gold);
}

.account-secondary {
  border: 1px solid rgba(216, 174, 50, 0.45);
  color: var(--bilim-blue);
  background: #fffdf1;
}

.field-hint {
  margin-top: -2px;
  color: #7c8a9a;
  font-size: 11px;
  font-weight: 750;
  line-height: 1.35;
}

.field-hint.good {
  color: #20865a;
}

.field-hint.warn {
  color: #a36f08;
}

.field-hint.bad {
  color: #b42318;
}

.ref-mini-card {
  display: grid;
  gap: 9px;
  padding: 13px;
  border: 1px solid rgba(216, 174, 50, 0.28);
  border-radius: 16px;
  background: #fffdf1;
}

.ref-mini-card span {
  color: #af831b;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.mini-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
  margin-top: 12px;
}

.mini-metric {
  padding: 12px;
  border: 1px solid #e7edf3;
  border-radius: 14px;
  background: #f8fafc;
}

.mini-metric span {
  display: block;
  color: #68778a;
  font-size: 11px;
  font-weight: 800;
}

.mini-metric strong {
  display: block;
  margin-top: 5px;
  color: #10233a;
  font-size: 20px;
}

.lead-list {
  display: grid;
  gap: 10px;
  max-height: 360px;
  overflow: auto;
  padding-right: 4px;
}

.lead-row {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid #e7edf3;
  border-radius: 14px;
  background: #f8fafc;
}

.lead-row strong {
  color: #10233a;
}

.lead-row span,
.lead-row small {
  color: #68778a;
  font-size: 12px;
  line-height: 1.35;
}

.bilim-section-title span {
  color: #af831b;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.bilim-section-title h2 {
  margin: 5px 0 14px;
  color: #10233a;
  font-size: 22px;
  line-height: 1.14;
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 7px;
  color: #627185;
  font-size: 13px;
  font-weight: 850;
}

input,
select {
  width: 100%;
  min-height: 48px;
  padding: 0 13px;
  border: 1px solid #dbe3ec;
  border-radius: 13px;
  color: #10233a;
  background: #f7f9fc;
  outline: none;
}

input::placeholder {
  color: #99a8ba;
}

input:focus,
select:focus {
  border-color: var(--bilim-gold);
  box-shadow: 0 0 0 3px rgba(216, 174, 50, 0.18);
}

.status {
  min-height: 22px;
  margin: 0;
  color: #68778a;
  line-height: 1.45;
}

.bilim-bottom-nav {
  position: absolute;
  z-index: 10;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  height: 66px;
  align-items: center;
  justify-content: space-around;
  border-top: 1px solid #e5eaf0;
  background: #fff;
}

.bilim-bottom-nav button {
  border: 0;
  color: #9ba7b7;
  background: transparent;
  font-size: 9px;
  font-weight: 800;
  cursor: pointer;
}

.bilim-bottom-nav button.active {
  color: #af831b;
}

.bilim-bottom-nav .profile-tab {
  min-width: 78px;
  height: 42px;
  margin-top: -10px;
  border-radius: 999px;
  color: #081d3d;
  background: linear-gradient(135deg, #f2d170, #d8ae32);
  box-shadow: 0 12px 24px rgba(216, 174, 50, 0.32);
  font-size: 10px;
}

.bilim-bottom-nav .profile-tab.active {
  color: #081d3d;
}

.app {
  width: min(100%, 760px);
  margin: 0 auto;
  padding: 14px 14px 28px;
}

.ref-hero,
.ref-card,
.metric-card,
.steps li {
  border: 1px solid var(--bilim-line);
  border-radius: 18px;
  background:
    linear-gradient(145deg, rgba(216, 174, 50, 0.08), rgba(15, 22, 42, 0.9)),
    rgba(17, 21, 33, 0.92);
  box-shadow: var(--bilim-shadow), 0 0 26px rgba(216, 174, 50, 0.08);
}

.ref-hero {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 14px;
  padding: 18px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(10, 15, 31, 0.48), rgba(9, 11, 18, 0.94)),
    url("/assets/logo.png") center 42px / 210px auto no-repeat,
    #0b1020;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 16px;
  background: #fff;
}

.company {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
}

.tagline {
  margin: 2px 0 0;
  color: var(--bilim-gold-light);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.ref-hero h1,
.section-head h2,
.ref-card h2 {
  margin: 6px 0 0;
  color: #fff;
  letter-spacing: 0;
}

.lead {
  max-width: 620px;
  margin: 0;
  color: var(--bilim-muted);
  font-size: 16px;
  line-height: 1.5;
}

.ref-card {
  position: relative;
  margin-top: 12px;
  padding: 16px;
  overflow: hidden;
}

.partner-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 7px 10px;
  border: 1px solid rgba(216, 174, 50, 0.55);
  border-radius: 999px;
  background: rgba(216, 174, 50, 0.14);
  color: var(--bilim-gold-light);
  font-size: 11px;
  font-weight: 900;
}

.link-box {
  min-height: 56px;
  display: flex;
  align-items: center;
  padding: 12px;
  border: 1px solid rgba(216, 174, 50, 0.26);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--bilim-white);
  overflow-wrap: anywhere;
  line-height: 1.4;
}

.ref-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

.ref-actions .secondary-action {
  display: grid;
  min-height: 48px;
  place-items: center;
  border-radius: 13px;
  font-weight: 900;
}

.ref-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.metric-card {
  min-height: 104px;
  padding: 14px;
}

.metric-card span {
  display: block;
  margin-bottom: 12px;
  color: var(--bilim-muted);
  font-size: 13px;
  font-weight: 800;
}

.metric-card strong {
  display: block;
  color: var(--bilim-gold-light);
  font-size: 30px;
  line-height: 1;
}

.refresh-card {
  display: grid;
  gap: 8px;
}

.updated {
  margin: 0;
  color: var(--bilim-muted);
  font-size: 13px;
}

.section {
  margin-top: 14px;
}

.section-head {
  margin-bottom: 12px;
}

.steps {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  padding: 15px;
}

.steps span {
  display: block;
  margin-bottom: 6px;
  color: var(--bilim-white);
  font-weight: 900;
}

.steps p {
  margin: 0;
  color: var(--bilim-muted);
  line-height: 1.45;
}

@keyframes bilim-float {
  50% {
    transform: rotate(5deg) translateY(-8px);
  }
}

@keyframes bilim-float-card {
  50% {
    transform: rotate(-2deg) translateY(-8px);
  }
}

@keyframes bilim-orbit {
  50% {
    transform: rotate(25deg) scale(1.05);
  }
}

@keyframes bilim-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes bilim-card-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
}

@media (max-width: 780px) {
  .bilim-page {
    display: block;
    padding: 26px 14px 42px;
  }

  .bilim-hero {
    margin-bottom: 28px;
  }

  .bilim-hero h1 {
    font-size: 40px;
    line-height: 1.02;
  }

  .bilim-phone {
    width: 100%;
    height: 755px;
    margin: auto;
  }
}

@media (max-width: 430px) {
  .bilim-page {
    padding: 18px 0 0;
  }

  .bilim-hero {
    padding: 0 14px;
  }

  .bilim-phone {
    height: calc(100vh - 20px);
    min-height: 720px;
    border-right: 0;
    border-left: 0;
    border-bottom: 0;
    border-radius: 34px 34px 0 0;
  }

  .bilim-card-grid,
  .ref-actions,
  .ref-grid {
    grid-template-columns: 1fr;
  }

  .bilim-app-hero {
    min-height: 330px;
  }

  .bilim-hero-actions {
    display: grid;
  }

  .app {
    padding: 10px 10px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}