/* ==========================================================================
   login.css — TESAF Intranet | Glassmorphism Login Page
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600&display=swap');

/* ---------- Reset & Base -------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --glass-bg:      rgba(255, 255, 255, 0.08);
    --glass-border:  rgba(255, 255, 255, 0.18);
    --glass-shadow:  0 8px 32px rgba(0, 0, 0, 0.55);
    --blur:          blur(18px);
    --radius:        16px;
    --accent:        #CE0205;
    --accent-hover:  #a80002;
    --text-primary:  #ffffff;
    --text-muted:    rgba(255, 255, 255, 0.55);
    --input-bg:      rgba(255, 255, 255, 0.12);
    --input-border:  rgba(255, 255, 255, 0.2);
    --input-focus:   #92C8D5;
    --body-bg:       #1a1a2e;
    --transition:    0.3s ease;
}

/* ---------- Background ---------------------------------------------------- */
body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    color: var(--text-primary);
    background-color: var(--body-bg);
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(120, 30, 30, 0.35) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(30, 30, 80, 0.4) 0%, transparent 55%),
        radial-gradient(ellipse at 60% 80%, rgba(10, 80, 80, 0.25) 0%, transparent 55%);
    overflow: hidden;
}

/* ---------- Animated background blobs ------------------------------------ */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
    animation: float 12s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}
body::before {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #8b1a1a, transparent);
    top: -100px; left: -100px;
}
body::after {
    width: 400px; height: 400px;
    background: radial-gradient(circle, #1a4a6b, transparent);
    bottom: -80px; right: -80px;
    animation-delay: -6s;
}

@keyframes float {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(40px, 30px) scale(1.1); }
}

/* ---------- Login card ---------------------------------------------------- */
.login-card {
    position: relative;
    z-index: 1;
    width: min(420px, 92vw);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    backdrop-filter: var(--blur);
    -webkit-backdrop-filter: var(--blur);
    box-shadow: var(--glass-shadow);
    padding: 2.5rem 2.25rem 2rem;
    animation: slideUp 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(32px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Logo / Header ------------------------------------------------- */
.login-logo {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-logo img {
    height: 52px;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
}

.login-logo h1 {
    font-size: 1.4rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-primary);
    text-transform: uppercase;
}

.login-logo span {
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* ---------- Form ---------------------------------------------------------- */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

input[type="text"],
input[type="password"] {
    height: 48px;
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    padding: 0 1rem;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

input[type="text"]::placeholder,
input[type="password"]::placeholder {
    color: rgba(255,255,255,0.3);
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: var(--input-focus);
    background: rgba(255,255,255,0.15);
    box-shadow: 0 0 0 3px rgba(146, 200, 213, 0.2);
}

/* ---------- Submit button ------------------------------------------------- */
.btn-login {
    margin-top: 0.5rem;
    width: 100%;
    height: 50px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border: none;
    border-radius: 8px;
    color: #fff;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
    box-shadow: 0 4px 15px rgba(206, 2, 5, 0.35);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(206, 2, 5, 0.5);
    filter: brightness(1.1);
}

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

/* ---------- Message area -------------------------------------------------- */
#message {
    min-height: 1.4rem;
    font-size: 0.8rem;
    text-align: center;
    color: #C1CC05;
    padding: 0.3rem 0;
    line-height: 1.4;
    transition: opacity 0.3s;
}

#message.error  { color: #ff6b6b; }
#message.success { color: #6bffb8; }
#message.info   { color: #C1CC05; }

/* ---------- Forget password link ----------------------------------------- */
.link-forget {
    text-align: right;
    margin-top: -0.3rem;
}

.link-forget a {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-decoration: none;
    transition: color var(--transition);
}

.link-forget a:hover {
    color: var(--input-focus);
}

/* ---------- Footer -------------------------------------------------------- */
.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.3px;
}

/* ---------- Responsive ---------------------------------------------------- */
@media (max-width: 480px) {
    .login-card {
        padding: 2rem 1.4rem 1.5rem;
        border-radius: 12px;
    }
    .login-logo h1 { font-size: 1.2rem; }
    input[type="text"],
    input[type="password"] { height: 44px; }
    .btn-login { height: 46px; }
}