/* =========================
   RESET
========================= */

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

/* =========================
   BODY
========================= */

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #10213d 0%, #1e3c72 50%, #2a5298 100%);
    min-height: 100vh;
    color: #1e293b;
}

/* =========================
   PAGE WRAPPER
========================= */

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* =========================
   HEADER
========================= */

.header {
    width: 100%;
    padding: 18px 30px;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-content {
    max-width: 1200px;
    margin: auto;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo-section h1 {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 3px;
}

.subtitle {
    color: rgba(255,255,255,0.7);
    font-size: 0.92rem;
}

.welcome-box {
    color: white;
    background: rgba(255,255,255,0.12);
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 0.92rem;
}

/* =========================
   MAIN
========================= */

.main-content {
    flex: 1;
    display: flex;
}

/* =========================
   LOGIN WRAPPER
========================= */

.login-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
}

/* =========================
   LOGIN CARD
========================= */

.login-container {
    width: 100%;
    max-width: 430px;

    background: rgba(255,255,255,0.98);

    border-radius: 24px;

    padding: 40px;

    box-shadow:
        0 10px 40px rgba(0,0,0,0.18),
        0 2px 8px rgba(0,0,0,0.08);

    position: relative;
}

/* =========================
   LOGIN HEADER
========================= */

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-icon {
    width: 70px;
    height: 70px;

    margin: auto auto 18px;

    border-radius: 20px;

    background: linear-gradient(135deg, #1e3c72, #2a5298);

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 30px;

    box-shadow: 0 8px 20px rgba(30,60,114,0.35);
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}

.login-subtitle {
    color: #64748b;
    font-size: 0.96rem;
    line-height: 1.5;
}

/* =========================
   FORM
========================= */

.login-form {
    width: 100%;
}

.form-group {
    margin-bottom: 22px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;

    font-size: 0.95rem;
    font-weight: 600;

    color: #334155;
}

.login-form input {
    width: 100%;
    height: 52px;

    border: 1.5px solid #dbe2ea;
    border-radius: 14px;

    padding: 0 16px;

    font-size: 1rem;
    font-family: inherit;

    background: #f8fafc;

    transition: all 0.25s ease;
}

.login-form input:focus {
    outline: none;

    border-color: #2a5298;

    background: white;

    box-shadow: 0 0 0 4px rgba(42,82,152,0.12);
}

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

/* =========================
   BUTTON
========================= */

.btn-login {
    width: 100%;
    height: 54px;

    border: none;
    border-radius: 14px;

    background: linear-gradient(135deg, #1e3c72, #2a5298);

    color: white;

    font-size: 1rem;
    font-weight: 700;

    cursor: pointer;

    transition: all 0.25s ease;
}

.btn-login:hover {
    transform: translateY(-2px);

    box-shadow: 0 12px 24px rgba(30,60,114,0.25);
}

.btn-login:active {
    transform: scale(0.98);
}

/* =========================
   ERROR
========================= */

.error-message,
.validation-errors {
    background: #fee2e2;
    color: #b91c1c;

    padding: 14px 16px;

    border-radius: 12px;

    margin-bottom: 20px;

    font-size: 0.92rem;
    line-height: 1.5;
}

.validation-errors ul {
    padding-left: 18px;
}

/* =========================
   FOOTER
========================= */

.footer {
    text-align: center;
    padding: 20px;

    color: rgba(255,255,255,0.75);

    font-size: 0.9rem;
}

/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {

    .header {
        padding: 16px 18px;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .logo-section h1 {
        font-size: 1.3rem;
    }

    .welcome-box {
        width: 100%;
    }

    .login-wrapper {
        padding: 30px 16px;
    }

    .login-container {
        padding: 32px 24px;
        border-radius: 22px;
    }

    .login-title {
        font-size: 1.7rem;
    }
}

/* =========================
   SMALL MOBILE
========================= */

@media (max-width: 480px) {

    .login-wrapper {
        padding: 20px 14px;
    }

    .login-container {
        padding: 26px 20px;
        border-radius: 20px;
    }

    .login-icon {
        width: 62px;
        height: 62px;
        font-size: 26px;
    }

    .login-title {
        font-size: 1.5rem;
    }

    .login-subtitle {
        font-size: 0.9rem;
    }

    .login-form input {
        height: 50px;
        font-size: 0.95rem;
    }

    .btn-login {
        height: 52px;
        font-size: 0.95rem;
    }

    .footer {
        font-size: 0.82rem;
        padding: 18px 12px;
    }
}