/* ===== LOGIN PAGE - LIGHT THEME ===== */
:root {
    --bg: #f8f9fc;
    --bg-white: #ffffff;
    --border: #e2e8f0;
    --border-hover: #3b82f6;
    --text: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-bg: rgba(37, 99, 235, 0.06);
    --accent: #10b981;
    --danger: #ef4444;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
    height: 100%;
    font-family: 'Inter', -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

.login-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    min-height: 100vh;
}

/* LEFT PANEL */
.login-left {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 40px 56px;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 50%, #1e40af 100%);
    position: relative;
    overflow: hidden;
}

.login-left::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -20%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

.login-left::after {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    pointer-events: none;
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.brand-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: -0.02em;
}

.login-hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 460px;
    position: relative;
    z-index: 1;
}

.login-hero h1 {
    font-size: 2.6rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: #ffffff;
    margin-bottom: 16px;
}

.login-hero h1 span {
    color: rgba(255, 255, 255, 0.85);
}

.login-hero > p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.login-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.login-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.8);
}

.feature-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffffff;
    opacity: 0.8;
}

.login-left-footer p {
    font-size: 0.73rem;
    color: rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 1;
}

/* RIGHT PANEL */
.login-right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: var(--bg-white);
}

.login-form-container {
    width: 100%;
    max-width: 400px;
}

.login-form-header {
    margin-bottom: 28px;
}

.login-form-header h2 {
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.login-form-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ALERT */
.alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.84rem;
    margin-bottom: 20px;
}

.alert-error {
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

/* FORM */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 14px;
    height: 50px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    transition: var(--transition);
}

.input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
    background: var(--bg-white);
}

.input-wrapper svg {
    color: var(--text-light);
    flex-shrink: 0;
}

.input-wrapper input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text);
    font-size: 0.9rem;
    font-family: inherit;
    outline: none;
    height: 100%;
}

.input-wrapper input::placeholder {
    color: var(--text-light);
}

.toggle-pass {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 4px;
    display: flex;
    transition: var(--transition);
}

.toggle-pass:hover {
    color: var(--primary);
}

/* CHECKBOX */
.form-options {
    display: flex;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.84rem;
    color: var(--text-muted);
    cursor: pointer;
}

.checkbox-label input { display: none; }

.checkmark {
    width: 18px;
    height: 18px;
    border: 1.5px solid var(--border);
    border-radius: 5px;
    transition: var(--transition);
    position: relative;
}

.checkbox-label input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-label input:checked + .checkmark::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 6px;
    width: 4px;
    height: 8px;
    border: solid #ffffff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* BUTTON */
.btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    height: 50px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--primary);
    color: #ffffff;
    font-size: 0.92rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-login:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
}

.btn-login:active {
    transform: translateY(0);
}

/* FOOTER LINKS */
.login-footer-links {
    margin-top: 24px;
    text-align: center;
}

.login-footer-links a {
    color: var(--text-muted);
    font-size: 0.84rem;
    text-decoration: none;
    transition: var(--transition);
}

.login-footer-links a:hover {
    color: var(--primary);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .login-wrapper { grid-template-columns: 1fr; }
    .login-left { display: none; }
    .login-right { padding: 32px 24px; }
}

@media (max-width: 480px) {
    .login-form-header h2 { font-size: 1.4rem; }
    .login-right { padding: 24px 16px; }
}