/* =========================================================
   HORIZON SCHOOL — ADMIN LOGIN
   admin/assets/css/login.css
   ========================================================= */

:root {
    --navy: #123f6d;
    --navy-dark: #0b2e52;
    --gold: #d4a43a;
    --text: #172033;
    --muted: #6b7788;
    --border: #dfe6ee;
    --white: #ffffff;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body.admin-login-body {
    min-height: 100vh;
    font-family: Arial, Helvetica, sans-serif;
    background:
        linear-gradient(
            135deg,
            rgba(18, 63, 109, 0.97) 0%,
            rgba(10, 43, 76, 0.98) 48%,
            rgba(18, 63, 109, 0.95) 100%
        );
    color: var(--text);
}

/* Main Layout */

.admin-login-wrapper {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

/* Left Branding */

.admin-login-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px;
    overflow: hidden;
    color: var(--white);
}

.admin-login-visual::before,
.admin-login-visual::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.admin-login-visual::before {
    width: 520px;
    height: 520px;
    left: -180px;
    bottom: -190px;
}

.admin-login-visual::after {
    width: 360px;
    height: 360px;
    right: -160px;
    top: -120px;
}

.admin-login-visual-content {
    position: relative;
    z-index: 2;
    max-width: 520px;
}

.admin-login-logo {
    width: 105px;
    height: 105px;
    object-fit: contain;
    display: block;
    margin-bottom: 30px;
    padding: 10px;
    border-radius: 20px;
    background: var(--white);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}

.admin-login-school-name {
    margin: 0 0 12px;
    font-size: 42px;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -1px;
}

.admin-login-school-tagline {
    margin: 0 0 32px;
    max-width: 440px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 16px;
    line-height: 1.7;
}

.admin-login-feature-list {
    display: grid;
    gap: 14px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.admin-login-feature-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.92);
    font-size: 14px;
}

.admin-login-feature-icon {
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 30px;
    border-radius: 50%;
    background: rgba(212, 164, 58, 0.16);
    border: 1px solid rgba(212, 164, 58, 0.4);
    color: var(--gold);
    font-weight: 800;
}

/* Right Login Area */

.admin-login-panel {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 45px;
    background: #f5f8fc;
}

.admin-login-card {
    width: 100%;
    max-width: 470px;
    padding: 42px;
    background: var(--white);
    border: 1px solid rgba(18, 63, 109, 0.08);
    border-radius: 20px;
    box-shadow: 0 24px 70px rgba(18, 43, 70, 0.14);
}

/* Mobile Brand */

.admin-login-mobile-brand {
    display: none;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.admin-login-mobile-brand img {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.admin-login-mobile-brand span {
    color: var(--navy);
    font-size: 19px;
    font-weight: 800;
}

/* Heading */

.admin-login-heading {
    margin: 0;
    color: var(--navy-dark);
    font-size: 30px;
    line-height: 1.2;
    font-weight: 800;
}

.admin-login-subtitle {
    margin: 10px 0 30px;
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}

/* Alert */

.admin-login-alert {
    margin-bottom: 20px;
    padding: 12px 14px;
    border: 1px solid #f1c4c0;
    border-radius: 9px;
    background: #fff2f1;
    color: #b42318;
    font-size: 13px;
}

/* Form */

.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: 19px;
}

.admin-login-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-login-label {
    color: #344054;
    font-size: 13px;
    font-weight: 700;
}

.admin-login-input {
    width: 100%;
    height: 50px;
    padding: 0 15px;
    border: 1px solid var(--border);
    border-radius: 9px;
    outline: none;
    background: #fff;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    transition: 0.2s ease;
}

.admin-login-input:focus {
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(18, 63, 109, 0.1);
}

.admin-login-input::placeholder {
    color: #98a2b3;
}

/* Button */

.admin-login-button {
    width: 100%;
    height: 50px;
    margin-top: 3px;
    border: 0;
    border-radius: 9px;
    background: var(--navy);
    color: var(--white);
    font-family: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.2s ease;
}

.admin-login-button:hover {
    background: var(--navy-dark);
    transform: translateY(-1px);
    box-shadow: 0 9px 22px rgba(18, 63, 109, 0.2);
}

/* Back */

.admin-login-back {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 22px;
    color: var(--navy);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
}

.admin-login-back:hover {
    text-decoration: underline;
}

/* Footer */

.admin-login-footer {
    margin-top: 26px;
    padding-top: 18px;
    border-top: 1px solid #edf0f4;
    color: #98a2b3;
    font-size: 11px;
    text-align: center;
}

/* Responsive */

@media (max-width: 900px) {
    .admin-login-wrapper {
        grid-template-columns: 1fr;
    }

    .admin-login-visual {
        display: none;
    }

    .admin-login-panel {
        min-height: 100vh;
        padding: 30px 18px;
    }

    .admin-login-mobile-brand {
        display: flex;
    }
}

@media (max-width: 480px) {
    .admin-login-panel {
        padding: 18px 12px;
    }

    .admin-login-card {
        padding: 28px 20px;
        border-radius: 16px;
    }

    .admin-login-heading {
        font-size: 26px;
    }
}