:root {
  --ferdi-red: #e73137;
  --ferdi-red-dark: #c81f2c;
  --ferdi-red-soft: #fde9ea;
  --ferdi-bg: #f8f9fc;
  --ferdi-surface: #ffffff;
  --ferdi-text: #1e2a39;
  --ferdi-muted: #66758a;
  --ferdi-border: #f0d6d8;
  --ferdi-shadow: 0 18px 45px rgba(231, 49, 55, 0.12);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(231, 49, 55, 0.10), transparent 30%),
    linear-gradient(180deg, #fff8f8 0%, #f6f8fc 100%);
  color: var(--ferdi-text);
}

a {
  text-decoration: none;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(231, 49, 55, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 24px;
}

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

.brand-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.brand-text h1 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--ferdi-red);
}

.brand-kicker {
  display: block;
  font-size: 0.8rem;
  color: var(--ferdi-muted);
  margin-bottom: 2px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--ferdi-red);
  font-weight: 500;
}

.nav-cta {
  background: var(--ferdi-red);
  color: #fff !important;
  padding: 10px 16px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(231, 49, 55, 0.18);
}

.login-main {
  padding: 56px 0 70px;
}

.login-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  min-height: calc(100vh - 140px);
}

.hero-badge {
  display: inline-block;
  background: var(--ferdi-red-soft);
  color: var(--ferdi-red-dark);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.login-left h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin: 0 0 18px;
  color: var(--ferdi-red-dark);
}

.login-left > p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ferdi-muted);
  max-width: 650px;
  margin-bottom: 30px;
}

.info-list {
  display: grid;
  gap: 18px;
}

.info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(231, 49, 55, 0.10);
  border-radius: var(--radius-lg);
  padding: 18px;
}

.info-number {
  min-width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ferdi-red);
  color: white;
  font-weight: 700;
}

.info-item h3 {
  margin: 0 0 6px;
  color: var(--ferdi-red);
  font-size: 1.05rem;
}

.info-item p {
  margin: 0;
  color: var(--ferdi-muted);
  line-height: 1.6;
}

.login-card {
  background: var(--ferdi-surface);
  border: 1px solid var(--ferdi-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--ferdi-shadow);
  padding: 34px 30px;
}

.login-card-top {
  text-align: center;
  margin-bottom: 24px;
}

.login-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.login-card-top h2 {
  margin: 0 0 8px;
  color: var(--ferdi-red);
  font-size: 1.8rem;
}

.login-card-top p {
  margin: 0;
  color: var(--ferdi-muted);
}

.alert {
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.alert-error {
  background: #fff2f2;
  border: 1px solid #f3c5c5;
  color: #a73a3a;
}

.alert-info {
  background: #fff6f6;
  border: 1px solid #f5d2d4;
  color: #9f2c33;
}

.login-form {
  display: grid;
  gap: 18px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  color: var(--ferdi-red-dark);
}

.form-group input {
  width: 100%;
  height: 50px;
  border: 1px solid var(--ferdi-border);
  border-radius: 12px;
  padding: 0 14px;
  font-size: 1rem;
  background: #fffdfd;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--ferdi-red);
  box-shadow: 0 0 0 4px rgba(231, 49, 55, 0.12);
}

.btn-login {
  height: 52px;
  border: none;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--ferdi-red), var(--ferdi-red-dark));
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
  box-shadow: 0 12px 24px rgba(231, 49, 55, 0.22);
}

.btn-login:hover {
  transform: translateY(-1px);
}

.login-footer {
  margin-top: 18px;
  text-align: center;
}

.login-footer p {
  margin: 0;
  color: var(--ferdi-muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

@media (max-width: 980px) {
  .login-grid {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .login-left {
    order: 2;
  }

  .login-right {
    order: 1;
  }
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 14px 0;
  }

  .nav {
    gap: 12px;
  }

  .login-card {
    padding: 24px 18px;
  }

  .login-left h2 {
    font-size: 2rem;
  }
}