@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,500&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --purple: #4e2970;
    --purple-dark: #3a1d57;
    --purple-darker: #2a1340;
    --purple-mid: #6b3a96;
    --purple-accent: #c9a8e0;
    --purple-soft: #ece2f5;
    --text: #2b2740;
    --text-muted: #6b6580;
    --danger: #b3261e;
    --success: #2e7d57;
    --white: #ffffff;
    --off-white: #faf7fd;
    --shadow-card: 0 25px 60px rgba(42, 19, 64, 0.28);
    --radius: 20px;
    --radius-sm: 10px;
}

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

html, body {
    height: 100%;
    font-family: 'Poppins', sans-serif;
    color: var(--text);
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--white);
    padding: 20px;
    position: relative;
    overflow: hidden;
}


/* ── MAIN CARD ── */
.auth-wrapper {
    display: flex;
    width: 100%;
    max-width: 960px;
    min-height: 560px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    position: relative;
    z-index: 1;
}

/* ── LEFT BRAND PANEL ── */
.brand-panel {
    flex: 0 0 42%;
    background: linear-gradient(160deg, var(--purple) 0%, var(--purple-dark) 60%, var(--purple-darker) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 36px;
    position: relative;
    overflow: hidden;
    text-align: center;
}

    /* Decorative ring patterns */
    .brand-panel::before {
        content: '';
        position: absolute;
        width: 320px;
        height: 320px;
        border-radius: 50%;
        border: 1px solid rgba(201, 168, 224, 0.18);
        top: -80px;
        right: -80px;
    }

    .brand-panel::after {
        content: '';
        position: absolute;
        width: 240px;
        height: 240px;
        border-radius: 50%;
        border: 1px solid rgba(201, 168, 224, 0.12);
        bottom: -60px;
        left: -60px;
    }

.brand-ring-inner {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 1px solid rgba(201, 168, 224, 0.1);
    bottom: 10px;
    left: -20px;
}

.brand-logo-wrap {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(201, 168, 224, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    margin-bottom: 24px;
    position: relative;
    z-index: 1;
    box-shadow: 0 0 0 8px rgba(201, 168, 224, 0.08);
}

    .brand-logo-wrap img {
        width: 100%;
        height: 100%;
        object-fit: contain;
        border-radius: 50%;
    }

.brand-university-name {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    font-size: 1.55rem;
    color: var(--white);
    letter-spacing: 0.04em;
    line-height: 1.2;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.brand-divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--purple-accent), transparent);
    margin: 0 auto 16px;
    position: relative;
    z-index: 1;
}

.brand-slogan {
    font-family: 'Playfair Display', serif;
    font-style: italic;
    font-size: 1.05rem;
    color: var(--purple-accent);
    letter-spacing: 0.02em;
    line-height: 1.5;
    position: relative;
    z-index: 1;
    margin-bottom: 32px;
}

.brand-dots {
    display: flex;
    gap: 8px;
    justify-content: center;
    position: relative;
    z-index: 1;
}

    .brand-dots span {
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: rgba(201, 168, 224, 0.35);
    }

        .brand-dots span:nth-child(2) {
            background: var(--purple-accent);
            width: 8px;
            height: 8px;
        }

/* ── RIGHT FORM PANEL ── */
.form-panel {
    flex: 1;
    background: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 48px 44px;
    position: relative;
}

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

    .form-panel-header h2 {
        font-size: 1.65rem;
        font-weight: 700;
        color: var(--purple-dark);
        margin-bottom: 6px;
    }

    .form-panel-header p {
        font-size: 0.88rem;
        color: var(--text-muted);
        font-weight: 400;
    }

/* Instructions box (ForgotPassword) */
.instructions-box {
    background: var(--purple-soft);
    border-left: 3px solid var(--purple-mid);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin-bottom: 24px;
}

    .instructions-box h6 {
        font-size: 0.78rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.06em;
        color: var(--purple-dark);
        margin-bottom: 10px;
    }

    .instructions-box ol {
        padding-left: 18px;
        margin: 0;
    }

        .instructions-box ol li {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 5px;
            line-height: 1.5;
        }

/* ── FORM ELEMENTS ── */
.form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 7px;
    display: block;
}

.input-icon-container {
    position: relative;
}

.input-icon {
    position: absolute;
    top: 50%;
    left: 14px;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 1rem;
    pointer-events: none;
    transition: color 0.2s;
}

.form-control {
    width: 100%;
    height: 48px;
    padding: 0 16px 0 44px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.92rem;
    border: 1.5px solid #e0d6eb;
    border-radius: var(--radius-sm);
    background: var(--off-white);
    color: var(--text);
    transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
    outline: none;
}

    .form-control:focus {
        border-color: var(--purple-mid);
        background: var(--white);
        box-shadow: 0 0 0 3px rgba(107, 58, 150, 0.12);
    }

.input-icon-container:focus-within .input-icon {
    color: var(--purple-mid);
}

.form-control.is-invalid {
    border-color: var(--danger);
}

.field-error {
    font-size: 0.78rem;
    color: var(--danger);
    margin-top: 4px;
    display: block;
}

/* ── SUBMIT BUTTON ── */
.btn-auth {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 50px;
    border: none;
    border-radius: 50px;
    background: linear-gradient(135deg, var(--purple) 0%, var(--purple-mid) 100%);
    color: var(--white);
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 18px rgba(78, 41, 112, 0.38);
    margin-top: 4px;
}

    .btn-auth:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 28px rgba(78, 41, 112, 0.48);
    }

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

/* ── FORM LINKS ── */
.form-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.auth-link {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--purple-mid);
    text-decoration: none;
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

    .auth-link:hover {
        color: var(--purple);
        text-decoration: underline;
    }

/* ── ALERTS ── */
.auth-alert {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: 16px;
}

.auth-alert-danger {
    background: rgba(179, 38, 30, 0.07);
    border: 1px solid rgba(179, 38, 30, 0.2);
    color: var(--danger);
}

.auth-alert-success {
    background: rgba(46, 125, 87, 0.07);
    border: 1px solid rgba(46, 125, 87, 0.2);
    color: var(--success);
}

/* ── FOOTER ── */
.form-footer {
    font-size: 0.75rem;
    color: #a89bb8;
    text-align: center;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--purple-soft);
}

    .form-footer a {
        color: var(--purple-mid);
        text-decoration: none;
        font-weight: 600;
    }

        .form-footer a:hover {
            color: var(--purple);
        }

/* ── FIELD SPACING ── */
.field-group {
    margin-bottom: 18px;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .auth-wrapper {
        flex-direction: column;
        max-width: 440px;
        min-height: unset;
    }

    .brand-panel {
        flex: none;
        padding: 36px 24px 28px;
    }

    .brand-logo-wrap {
        width: 90px;
        height: 90px;
        margin-bottom: 16px;
    }

    .brand-university-name {
        font-size: 1.25rem;
    }

    .brand-slogan {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }

    .form-panel {
        padding: 32px 28px 28px;
    }

    .brand-panel::before,
    .brand-panel::after {
        display: none;
    }
}

@media (max-width: 480px) {
    body {
        padding: 12px;
    }

    .form-panel {
        padding: 28px 20px 24px;
    }

    .form-links {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }
}