/* ═══════════════════════════════════════════════════════════════
   Müşteri Portalı — Giriş sayfası (admin login tasarımının kopyası)
   ═══════════════════════════════════════════════════════════════ */

:root {
    --primary: #ff6f0f;
    --primary-dark: #e5630d;
    --bg-body: #f4f7fa;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #f4f7fa;
    color: var(--text-dark);
    min-height: 100vh;
}

.login-page-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: radial-gradient(circle at top right, rgba(255, 111, 15, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(255, 111, 15, 0.05), transparent);
    background-color: var(--bg-body);
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 440px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 48px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.05);
    border: 1px solid white;
    animation: cardAppear 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes cardAppear {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.login-header { text-align: center; margin-bottom: 40px; }

.login-logo {
    width: 80px; height: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px;
    font-size: 40px; color: white;
    box-shadow: 0 10px 20px rgba(255, 111, 15, 0.2);
}

.login-title {
    color: var(--text-dark);
    font-size: 28px; font-weight: 800;
    margin: 0 0 8px;
    letter-spacing: -0.5px;
}
.login-subtitle { color: var(--text-muted); font-size: 15px; margin: 0; }

.form-group { margin-bottom: 24px; }
.form-label {
    display: block;
    color: var(--text-dark);
    font-size: 14px; font-weight: 600;
    margin-bottom: 10px; margin-left: 4px;
}

.input-icon-wrapper { position: relative; }
.input-icon {
    position: absolute; left: 16px; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted); font-size: 20px;
    pointer-events: none;
    transition: color 0.3s;
}
.toggle-password {
    position: absolute; right: 16px; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted); font-size: 20px;
    cursor: pointer; padding: 5px;
    transition: color 0.3s;
}
.toggle-password:hover { color: var(--primary); }

.form-input {
    width: 100%;
    padding: 15px 16px 15px 50px;
    background: white;
    border: 2px solid var(--border);
    border-radius: 14px;
    color: var(--text-dark);
    font-size: 15px; font-weight: 500;
    transition: all 0.3s;
}
.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(255, 111, 15, 0.1);
}
.form-input:focus + .input-icon { color: var(--primary); }

.btn-login {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: 14px;
    color: white;
    font-size: 16px; font-weight: 700;
    cursor: pointer;
    transition: all 0.4s;
    display: flex; align-items: center; justify-content: center; gap: 12px;
    box-shadow: 0 10px 20px rgba(255, 111, 15, 0.2);
}
.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(255, 111, 15, 0.3);
}
.btn-login i { font-size: 20px; transition: transform 0.3s; }
.btn-login:hover i { transform: translateX(5px); }

.error-message {
    background: #fef2f2;
    border: 1px solid #fee2e2;
    color: #dc2626;
    padding: 14px 18px;
    border-radius: 12px;
    font-size: 14px; font-weight: 500;
    margin-bottom: 24px;
    display: flex; align-items: center; gap: 12px;
    animation: shake 0.5s cubic-bezier(.36,.07,.19,.97) both;
}
@keyframes shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

.login-help {
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.6;
    text-align: center;
}
.login-help a { color: var(--primary); text-decoration: none; }
.login-help a:hover { text-decoration: underline; }

@media (max-width: 480px) {
    .login-card { padding: 30px 24px; border-radius: 0; max-width: 100%; }
    .login-page-container { padding: 0; background: white; }
}