/* ==========================================================================
   Variables & Reset
   ========================================================================== */
:root {
    --bg-color: #f8fafc;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent-primary: #10b981; /* Emerald 500 */
    --accent-secondary: #059669; /* Emerald 600 */
    --border-color: #e2e8f0;
    --input-bg: #ffffff;
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Layout (Split Screen)
   ========================================================================== */
.auth-layout {
    min-height: 100vh;
    display: flex;
}

.auth-split {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

.auth-form-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: #ffffff;
    position: relative;
    z-index: 10;
}

.auth-image-side {
    flex: 1.2;
    background-color: #0b0f19;
    /* We will load the generated image here */
    background-image: url('../images/login-bg.png'); 
    background-size: cover;
    background-position: center;
    position: relative;
    display: none;
}

@media (min-width: 992px) {
    .auth-image-side {
        display: block;
    }
}

.auth-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(11, 15, 25, 0.9) 0%, rgba(11, 15, 25, 0.4) 100%);
    display: flex;
    align-items: flex-end;
    padding: 4rem;
}

.overlay-content {
    max-width: 500px;
}

.overlay-content h3 {
    font-family: var(--font-heading);
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.overlay-content p {
    color: #cbd5e1;
    font-size: 1.125rem;
    line-height: 1.6;
}

/* ==========================================================================
   Form Container & Elements
   ========================================================================== */
.auth-form-container {
    width: 100%;
    max-width: 420px;
    animation: fadeIn 0.5s ease-out;
}

.brand {
    margin-bottom: 3rem;
}

.brand h2 {
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--text-primary);
    font-size: 1.5rem;
}

.form-header {
    margin-bottom: 2.5rem;
}

.form-header h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.form-control::placeholder {
    color: #94a3b8;
}

.form-actions-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    font-size: 0.875rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.remember-me input {
    accent-color: var(--accent-primary);
    width: 16px;
    height: 16px;
}

.forgot-password {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--accent-secondary);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 1rem;
    background-color: var(--accent-primary);
    color: #ffffff;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.btn-secondary {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1rem;
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    margin-top: 1rem;
}

.btn-secondary:hover {
    background-color: #f1f5f9;
}

/* ==========================================================================
   Extras
   ========================================================================== */
.auth-separator {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 2rem 0;
    color: var(--text-secondary);
}

.auth-separator::before,
.auth-separator::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.auth-separator span {
    padding: 0 1rem;
    font-size: 0.875rem;
}

.form-footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.register-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
}

.register-link:hover {
    text-decoration: underline;
}

/* Already Logged In State */
.already-logged-in {
    text-align: center;
    padding: 2rem 0;
}

.success-icon {
    width: 64px;
    height: 64px;
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.already-logged-in h2 {
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.already-logged-in p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}