/* ====================================================
   ÜNİSAM – Giriş Ekranı Stili (login.css)
   ==================================================== */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: #080810;
}

/* Animasyonlu arka plan parçacıkları */
.login-page::before {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,16,46,0.12) 0%, transparent 70%);
    top: -200px; right: -200px;
    animation: pulse-bg 6s ease-in-out infinite alternate;
}
.login-page::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(200,16,46,0.08) 0%, transparent 70%);
    bottom: -150px; left: -150px;
    animation: pulse-bg 8s ease-in-out infinite alternate-reverse;
}

@keyframes pulse-bg {
    from { transform: scale(1) translateY(0); opacity: 0.5; }
    to   { transform: scale(1.2) translateY(-20px); opacity: 1; }
}

/* Yüzen partiküller */
.particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.particle {
    position: absolute;
    width: 2px; height: 2px;
    border-radius: 50%;
    background: var(--red);
    opacity: 0;
    animation: float-up linear infinite;
}
@keyframes float-up {
    0%   { transform: translateY(100vh) scale(0); opacity: 0; }
    10%  { opacity: 0.6; }
    90%  { opacity: 0.3; }
    100% { transform: translateY(-20px) scale(1); opacity: 0; }
}

/* Login Container */
.login-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    padding: 0 20px;
    animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Logo Bölümü */
.login-logo {
    text-align: center;
    margin-bottom: 36px;
}
.login-logo img {
    width: 110px;
    height: 110px;
    object-fit: contain;
    filter: drop-shadow(0 8px 24px rgba(200,16,46,0.4));
    animation: logo-glow 3s ease-in-out infinite alternate;
}
@keyframes logo-glow {
    from { filter: drop-shadow(0 8px 24px rgba(200,16,46,0.3)); }
    to   { filter: drop-shadow(0 8px 40px rgba(200,16,46,0.7)); }
}
.login-logo h1 {
    font-size: 1.6rem;
    font-weight: 800;
    color: #fff;
    margin-top: 14px;
    letter-spacing: -0.02em;
}
.login-logo p {
    font-size: 0.82rem;
    color: var(--text-faint);
    margin-top: 4px;
    font-weight: 400;
}

/* Login Card */
.login-card {
    background: rgba(18, 18, 32, 0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(200, 16, 46, 0.25);
    border-radius: 20px;
    padding: 36px 32px 28px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
    position: relative;
    overflow: hidden;
}

/* Üst kırmızı parıltı */
.login-card::before {
    content: '';
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 60%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--red), transparent);
}

/* Hata & Başarı Mesajları */
.login-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.88rem;
    font-weight: 500;
    margin-bottom: 20px;
    animation: slideDown 0.3s ease;
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}
.login-alert.error {
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    color: #f87171;
}
.login-alert.success {
    background: rgba(34,197,94,0.1);
    border: 1px solid rgba(34,197,94,0.3);
    color: #4ade80;
}
.login-alert.info {
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.3);
    color: #60a5fa;
}

/* Form başlığı */
.login-form-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

/* Form alanları */
.login-field {
    margin-bottom: 18px;
    position: relative;
}

.login-field label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    display: block;
    margin-bottom: 8px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.login-input-wrap {
    position: relative;
}

.login-input-wrap .field-icon {
    position: absolute;
    left: 14px; top: 50%;
    transform: translateY(-50%);
    color: var(--text-faint);
    font-size: 1rem;
    pointer-events: none;
    transition: color var(--transition);
}

.login-field input {
    width: 100%;
    padding: 12px 42px;
    background: rgba(255,255,255,0.05);
    border: 1.5px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition);
}
.login-field input:focus {
    border-color: var(--red);
    background: rgba(200,16,46,0.06);
    box-shadow: 0 0 0 3px rgba(200,16,46,0.15);
}
.login-field input:focus ~ .field-icon,
.login-input-wrap:focus-within .field-icon {
    color: var(--red-light);
}
.login-field input::placeholder { color: rgba(255,255,255,0.2); }

.password-toggle {
    position: absolute;
    right: 14px; top: 50%;
    transform: translateY(-50%);
    background: none; border: none;
    color: var(--text-faint);
    cursor: pointer; font-size: 1rem;
    transition: color var(--transition);
    padding: 0;
}
.password-toggle:hover { color: var(--red-light); }

/* Giriş Butonu */
.login-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--red) 0%, #9b0d22 100%);
    border: none;
    border-radius: 12px;
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition);
    margin-top: 8px;
    box-shadow: 0 4px 20px rgba(200,16,46,0.35);
    letter-spacing: 0.02em;
    position: relative;
    overflow: hidden;
}
.login-btn::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.4s ease;
}
.login-btn:hover::before { left: 100%; }
.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(200,16,46,0.5);
}
.login-btn:active { transform: translateY(0); }
.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Bize Katıl Butonu */
.join-btn {
    display: block;
    width: 100%;
    margin-top: 12px;
    padding: 13px;
    background: transparent;
    border: 1.5px solid rgba(200,16,46,0.4);
    border-radius: 12px;
    color: var(--red-light);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    text-decoration: none;
}
.join-btn:hover {
    background: rgba(200,16,46,0.1);
    border-color: var(--red-light);
    color: var(--red-light);
    transform: translateY(-1px);
}

/* Divider */
.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 0;
    color: var(--text-faint);
    font-size: 0.8rem;
}
.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-light);
}

/* Alt bilgi */
.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.75rem;
    color: var(--text-faint);
}

/* Loading state */
.login-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.login-loading .spin {
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* Responsive */
@media (max-width: 480px) {
    .login-card { padding: 28px 20px; border-radius: 16px; }
    .login-logo img { width: 85px; height: 85px; }
    .login-logo h1 { font-size: 1.3rem; }
}