/* Genel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background: #fff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    position: relative;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Animasyonlu Arka Plan */
.animated-background {
    position: fixed;
    min-height: 100vh;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #f8fbff 0%, #f0f7ff 100%);
}

.animated-background::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        transparent 48%, 
        rgba(97, 214, 251, 0.05) 50%, 
        transparent 52%);
    background-size: 30px 30px;
    animation: slide 15s linear infinite;
}

.animated-background::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg,
        transparent 48%, 
        rgba(97, 214, 251, 0.08) 50%, 
        transparent 52%);
    background-size: 40px 40px;
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% {
        transform: translateX(-50%) translateY(-50%);
    }
    100% {
        transform: translateX(50%) translateY(50%);
    }
}

/* Genel container stili */
.login-container {
    width: 100%;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Login için özel container */
.login-container:not(.register-container) {
    max-width: 450px;
    min-height: 100vh;
}

/* Register için özel container */
.register-container {
    max-width: 500px;
    min-height: auto;
    padding: 60px 20px;
}

/* Login box düzenlemesi */
.login-box {
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 24px;
    box-shadow: 0 8px 30px rgba(97, 214, 251, 0.25),
                0 2px 8px rgba(97, 214, 251, 0.15);
    padding: 40px;
    border: 1px solid rgba(97, 214, 251, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* Header Stiller */
.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-header img {
    height: 40px;
    margin-bottom: 25px;
    object-fit: contain;
}

.login-header h2 {
    color: #61d6fb;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
}

.login-header p {
    color: #64748b;
    font-size: 15px;
}

/* Form Stiller */
.form-group {
    margin-bottom: 35px;
    position: relative;
}

.form-group label {
    display: block;
    color: #334155;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group i {
    position: absolute;
    left: 16px;
    top: 40px;
    color: #61d6fb;
}

.form-group input {
    width: 100%;
    padding: 12px 16px 12px 45px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(97, 214, 251, 0.25);
    border-radius: 12px;
    font-size: 15px;
    color: #334155;
    transition: all 0.2s;
    box-shadow: 0 2px 4px rgba(97, 214, 251, 0.05);
}

.form-group input:focus {
    outline: none;
    background: #fff;
    border-color: #61d6fb;
    box-shadow: 0 0 0 3px rgba(97, 214, 251, 0.15);
}

/* Buton Stiller */
.login-btn {
    width: 100%;
    padding: 14px;
    background: #61d6fb;
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 2px 6px rgba(97, 214, 251, 0.2);
    transition: all 0.3s;
}

.login-btn:hover {
    background: #4bc5ea;
    box-shadow: 0 4px 10px rgba(97, 214, 251, 0.3);
    transform: translateY(-1px);
}

/* Footer ve Diğer Elementler */
.login-footer {
    text-align: center;
    margin-top: 24px;
}

.login-footer a {
    color: #61d6fb;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.divider {
    text-align: center;
    margin: 24px 0;
    position: relative;
}

.divider::before,
.divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: rgba(97, 214, 251, 0.2);
}

.divider::before { left: 0; }
.divider::after { right: 0; }

.divider span {
    background: #fff;
    padding: 0 10px;
    color: #64748b;
    font-size: 14px;
}

/* Google Buton */
.google-btn {
    width: 100%;
    padding: 14px;
    background: #fff;
    border: 1px solid rgba(97, 214, 251, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    color: #334155;
    transition: all 0.2s;
    box-shadow: 0 1px 3px rgba(97, 214, 251, 0.1);
}

.google-btn:hover {
    background: #f8fafc;
    border-color: rgba(97, 214, 251, 0.3);
    box-shadow: 0 2px 5px rgba(97, 214, 251, 0.15);
}

/* Mesaj Kutuları */
.error-message, 
.success-message {
    padding: 12px;
    border-radius: 12px;
    margin-bottom: 20px;
    text-align: center;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.error-message {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.success-message {
    background: rgba(97, 214, 251, 0.1);
    color: #61d6fb;
    border: 1px solid rgba(97, 214, 251, 0.2);
}

/* Register Sayfası İçin Ek Stiller */
.form-row {
    display: flex;
    gap: 15px;
    margin-bottom: 24px;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.terms {
    margin: 20px 0;
    font-size: 13px;
    color: #64748b;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.terms input[type="checkbox"] {
    margin-top: 2px;
}

.terms a {
    color: #61d6fb;
    text-decoration: none;
    transition: color 0.2s;
}

.terms a:hover {
    color: #4bc5ea;
}

/* Responsive düzenlemeler */
@media (max-width: 480px) {
    .login-container,
    .register-container {
        padding: 20px;
    }
    
    .login-box {
        padding: 30px 20px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .form-row .form-group {
        margin-bottom: 24px;
    }
}

/* Şifremi unuttum linki için stil */
.forgot-password {
    position: absolute;
    right: 0;
    bottom: -22px;
    font-size: 13px;
    color: #64748b;
    text-decoration: none;
    transition: color 0.2s;
}

.forgot-password:hover {
    color: #61d6fb;
}

/* Forms container düzeltmesi */
.forms-container {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: auto;
    min-height: 400px; /* Minimum yükseklik */
}

/* Form görünürlük kontrolleri */
.form-section {
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.form-section.active {
    display: block;
    opacity: 1;
}

.form-section.passive {
    display: none;
    opacity: 0;
}

/* İlk form için başlangıç stili */
#studentForm {
    opacity: 1;
    transform: translateX(0);
    visibility: visible;
}

/* Register type seçici stilleri */
.register-type {
    display: flex;
    background: rgba(97, 214, 251, 0.1);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 30px;
    position: relative;
    width: 100%;
}

.register-type-option {
    flex: 1;
    padding: 12px 24px;
    text-align: center;
    cursor: pointer;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    font-weight: 500;
    color: #64748b;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    user-select: none;
}

.register-type-option.active {
    color: #fff;
}

.register-type-option i {
    font-size: 16px;
}

.slider {
    position: absolute;
    left: 4px;
    top: 4px;
    width: calc(50% - 4px);
    height: calc(100% - 8px);
    background: #61d6fb;
    border-radius: 8px;
    transition: transform 0.3s ease;
    z-index: 1;
}

.slider.slide-right {
    transform: translateX(calc(100% + 4px));
}

/* Responsive düzenlemeler */
@media (max-width: 480px) {
    .register-type-option {
        padding: 10px 16px;
        font-size: 14px;
    }
    
    .register-type-option i {
        font-size: 14px;
    }
}
i.toggle-password {
    left: auto;
    right: 16px;
}