* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: radial-gradient(circle at top left, #1d4ed8 0, #020617 55%);
    color: #e5e7eb;
    min-height: 100vh;
}

/* Üst bar */
.topbar {
    padding: 14px 30px;
    background: rgba(15, 23, 42, 0.9);
    border-bottom: 1px solid rgba(148, 163, 184, 0.4);
    backdrop-filter: blur(8px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    background: #22c55e;
    color: #052e16;
    padding: 6px 10px;
    border-radius: 10px;
    font-weight: bold;
    font-size: 14px;
}

.logo-texts {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 16px;
    font-weight: bold;
}

.logo-subtitle {
    font-size: 11px;
    color: #9ca3af;
}

/* Ana içerik */
.main {
    max-width: 1080px;
    margin: 28px auto 0 auto;
    padding: 0 20px 30px;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(320px, 2.2fr);
    gap: 24px;
}

/* Sol taraf */
.hero-left {
    padding: 20px 18px 20px;
    border-radius: 18px;
    background: linear-gradient(to bottom right, rgba(15,23,42,0.9), rgba(15,23,42,0.7));
    border: 1px solid rgba(148, 163, 184, 0.5);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.7);
}

.hero-badge {
    display: inline-block;
    font-size: 11px;
    padding: 4px 9px;
    border-radius: 999px;
    background: rgba(34,197,94,0.15);
    border: 1px solid rgba(74, 222, 128, 0.6);
    color: #bbf7d0;
    margin-bottom: 10px;
}

.hero-left h1 {
    font-size: 24px;
    line-height: 1.3;
    margin-bottom: 12px;
}

.hero-text {
    font-size: 13px;
    color: #d1d5db;
    margin-bottom: 14px;
}

.hero-text strong {
    color: #f9fafb;
}

.hero-list {
    list-style: none;
    font-size: 13px;
    color: #e5e7eb;
    margin-bottom: 14px;
}

.hero-list li {
    margin-bottom: 4px;
}

.hero-list li::before {
    content: "✔";
    color: #22c55e;
    margin-right: 6px;
    font-size: 11px;
}

.info-small {
    font-size: 11px;
    color: #9ca3af;
}

/* Sağ taraf */
.hero-right {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.login-card {
    background: rgba(15,23,42,0.95);
    border-radius: 16px;
    padding: 18px 18px 16px;
    border: 1px solid rgba(148, 163, 184, 0.6);
    box-shadow: 0 16px 38px rgba(15, 23, 42, 0.9);
}

.login-card h2 {
    font-size: 18px;
    margin-bottom: 6px;
}

.login-info {
    font-size: 12px;
    color: #9ca3af;
    margin-bottom: 12px;
}

.form-group {
    margin-bottom: 10px;
}

label {
    display: block;
    font-size: 12px;
    margin-bottom: 4px;
}

input {
    width: 100%;
    padding: 8px 10px;
    border-radius: 8px;
    border: 1px solid #4b5563;
    background: #020617;
    color: #e5e7eb;
    font-size: 13px;
}

input::placeholder {
    color: #6b7280;
}

/* Buton */
.btn-login {
    display: block;
    margin-top: 4px;
    width: 100%;
    text-align: center;
    padding: 9px 16px;
    border-radius: 999px;
    background: #22c55e;
    color: #052e16;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    border: 1px solid #16a34a;
}

.btn-login:hover {
    filter: brightness(1.05);
}

.login-note {
    font-size: 11px;
    color: #9ca3af;
    margin-top: 8px;
}

/* Mini kart */
.mini-card {
    background: rgba(15,23,42,0.9);
    border-radius: 14px;
    padding: 12px 14px;
    border: 1px solid rgba(148, 163, 184, 0.5);
    font-size: 12px;
    color: #d1d5db;
}

.mini-card h3 {
    font-size: 13px;
    margin-bottom: 4px;
}

/* Alt kısım */
.footer {
    text-align: center;
    font-size: 11px;
    color: #9ca3af;
    padding: 12px 16px 18px;
}

/* Responsive */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 600px) {
    .topbar {
        padding: 10px 18px;
    }
    .hero-left h1 {
        font-size: 20px;
    }
}