/* ==========================================
   MSNS Login & Profile Modern Light CSS
   (Red & Gold School Theme)
   ========================================== */

/* Global Reset & Body Setup */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: #ffffff;
    background-image: 
        radial-gradient(at 0% 0%, rgba(220, 38, 38, 0.05) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(234, 179, 8, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
    font-family: 'Poppins', sans-serif;
    color: #0f172a;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ==========================================
   Top Header Styling
   ========================================== */
header#top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    width: 100%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.header-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: 1px;
}

.back-home-btn {
    color: #b91c1c;
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.back-home-btn:hover {
    color: #b45309;
}

/* ==========================================
   Login Container & Card Styling (Compact Size)
   ========================================== */
.login-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px 12px;
}

.login-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 20px;
    padding: 22px 20px;
    width: 100%;
    max-width: 410px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.login-badge {
    max-width: 55px;
    height: auto;
    margin-bottom: 8px;
}

.login-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #0f172a;
}

.login-header p {
    margin: 4px 0 14px 0;
    font-size: 0.8rem;
    color: #71717a;
}

/* ==========================================
   Auth Mode Switch (Log In / Register Tabs)
   ========================================== */
.auth-mode-switch {
    display: flex;
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    padding: 3px;
    margin-bottom: 12px;
    gap: 4px;
}

.mode-btn {
    flex: 1;
    padding: 8px 10px;
    border: none;
    background: transparent;
    color: #71717a;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: 7px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn.active {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(185, 28, 28, 0.3);
}

/* ==========================================
   Role Selector Tabs (Student / Teacher / Old Student)
   ========================================== */
.role-selector {
    display: flex;
    gap: 6px;
    background: rgba(0, 0, 0, 0.04);
    padding: 4px;
    border-radius: 10px;
    margin-bottom: 14px;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.role-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: none;
    color: #71717a;
    padding: 8px 4px;
    border-radius: 7px;
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.role-btn i, .role-btn svg {
    font-size: 0.85rem;
}

.role-btn.active {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(185, 28, 28, 0.3);
}

/* ==========================================
   Form Input Styling
   ========================================== */
.input-group {
    text-align: left;
    margin-bottom: 12px;
}

.input-group label {
    display: block;
    font-size: 0.76rem;
    color: #52525b;
    font-weight: 600;
    margin-bottom: 4px;
}

.input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

/* Icon placement fix for FontAwesome <i> tags */
.input-wrap i,
.input-wrap svg,
.input-wrap .input-icon {
    position: absolute;
    left: 12px;
    font-size: 0.9rem;
    color: #b45309;
    pointer-events: none;
    z-index: 2;
}

.input-wrap input {
    width: 100%;
    padding: 10px 12px 10px 38px !important;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 10px;
    color: #0f172a;
    font-size: 0.85rem;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.input-wrap input:focus {
    border-color: #b91c1c;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.12);
}

.input-wrap input::placeholder {
    color: #a1a1aa;
}

.help-text {
    display: block;
    margin-top: 4px;
    font-size: 0.72rem;
    color: #71717a;
}

/* ==========================================
   CAPTCHA Box Styling
   ========================================== */
.captcha-box {
    background: rgba(254, 252, 232, 0.6);
    border: 1px solid rgba(234, 179, 8, 0.3);
    border-radius: 10px;
    padding: 10px;
    margin-bottom: 12px;
}

.captcha-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: 4px;
}

.captcha-code {
    flex: 1;
    background: #ffffff;
    border: 1px dashed rgba(185, 28, 28, 0.4);
    border-radius: 7px;
    padding: 6px 10px;
    font-family: 'Courier New', Courier, monospace;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 3px;
    color: #b91c1c;
    text-align: center;
    user-select: none;
}

.btn-refresh-captcha {
    background: #ffffff;
    border: 1px solid rgba(234, 179, 8, 0.4);
    color: #b45309;
    width: 34px;
    height: 34px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-refresh-captcha:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    border-color: #b91c1c;
    color: #ffffff;
}

/* ==========================================
   Buttons & Alerts
   ========================================== */
.login-submit-btn {
    width: 100%;
    padding: 11px;
    margin-top: 4px;
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    border: 1px solid rgba(234, 179, 8, 0.35);
    border-radius: 10px;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(185, 28, 28, 0.35);
}

.login-submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(185, 28, 28, 0.5);
    background: linear-gradient(135deg, #ef4444, #dc2626);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: 12px 0;
}

.divider::before, .divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: rgba(0, 0, 0, 0.1);
}

.divider span {
    padding: 0 10px;
    font-size: 0.72rem;
    color: #a1a1aa;
}

/* Google Sign-In Button */
.google-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px;
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 10px;
    color: #0f172a;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.google-btn:hover {
    background: rgba(254, 252, 232, 0.9);
    border-color: rgba(234, 179, 8, 0.5);
    color: #b45309;
}

/* Alerts */
.auth-alert {
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.78rem;
    margin-bottom: 12px;
    text-align: left;
    font-weight: 600;
}

.auth-alert.error {
    background: rgba(220, 38, 38, 0.1);
    border: 1px solid rgba(220, 38, 38, 0.35);
    color: #b91c1c;
}

.auth-alert.success {
    background: rgba(22, 163, 74, 0.1);
    border: 1px solid rgba(22, 163, 74, 0.35);
    color: #15803d;
}

.auth-alert.hidden {
    display: none;
}

/* ==========================================
   Profile & User Dashboard Styling
   ========================================== */
.content-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    margin-top: 30px;
}

.profile-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 18px;
    padding: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    color: #0f172a;
}

.profile-header-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.user-avatar-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #dc2626, #b91c1c);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: 700;
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(185, 28, 28, 0.35);
    border: 2px solid rgba(234, 179, 8, 0.4);
    text-transform: uppercase;
    overflow: hidden;
}

.user-avatar-circle img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-main-info h2 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 600;
    color: #0f172a;
}

.user-main-info p {
    margin: 2px 0 4px 0;
    font-size: 0.85rem;
    color: #b91c1c;
}

/* Badges */
.role-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(220, 38, 38, 0.12);
    border: 1px solid rgba(220, 38, 38, 0.35);
    color: #b91c1c;
}

.role-badge.teacher {
    background: rgba(22, 163, 74, 0.12);
    border-color: rgba(22, 163, 74, 0.35);
    color: #15803d;
}

/* Modals */
.modal-backdrop {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 16px;
    padding: 20px;
    width: 90%;
    max-width: 380px;
    color: #0f172a;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Responsive Rules for Small Mobile Screens */
@media (max-width: 480px) {
    .login-card {
        padding: 18px 14px;
        border-radius: 16px;
    }

    .role-btn {
        font-size: 0.74rem;
        padding: 7px 2px;
    }

    .role-btn i, .role-btn svg {
        font-size: 0.78rem;
    }

    .input-wrap input {
        font-size: 0.82rem;
    }
}