:root {
    --sap-primary: #d0332c;
    --sap-primary-rgb: 208, 51, 44;
    --sap-bg: #f5f7fa;
    --sap-side-bg: #1e293b;
    --sap-side-text: #94a3b8;
    --sap-side-active: #ffffff;
    --sap-card-bg: #ffffff;
    --sap-border: #e2e8f0;
    --sap-radius: 16px;
    --sap-font: 'Plus Jakarta Sans', sans-serif;
}

.sap-portal-wrapper {
    width: 100%;
    overflow: hidden;
}

.sap-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 800px;
    font-family: var(--sap-font);
    background: var(--sap-bg);
    border-radius: var(--sap-radius);
    overflow: hidden;
}

/* SLEEK SIDEBAR */
.sap-sidebar {
    background: var(--sap-side-bg);
    color: var(--sap-side-text);
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    box-shadow: 10px 0 30px rgba(0,0,0,0.05);
}

.sap-sidebar-header {
    margin-bottom: 40px;
    text-align: center;
}

.sap-sidebar-avatar {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    object-fit: cover;
    margin: 0 auto 15px;
    border: 3px solid rgba(255,255,255,0.1);
}

.sap-sidebar-user-info h3 {
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.sap-sidebar-user-info span {
    font-size: 0.8rem;
    opacity: 0.7;
}

.sap-nav-group {
    margin-bottom: 25px;
}

.sap-nav-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 800;
    margin-bottom: 12px;
    padding-left: 15px;
    color: rgba(255,255,255,0.3);
}

.sap-nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 12px;
    color: var(--sap-side-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 5px;
}

.sap-nav-item i {
    font-size: 1.2rem;
    width: 20px;
}

.sap-nav-item:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.sap-nav-item.active {
    background: var(--sap-primary);
    color: #fff;
    box-shadow: 0 8px 15px rgba(var(--sap-primary-rgb), 0.3);
}

.sap-sidebar-footer {
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* MAIN CONTENT area */
.sap-main {
    padding: 40px;
    overflow-y: auto;
}

.sap-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.sap-header h1 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #0f172a;
    margin: 0;
}

.sap-tab-pane {
    display: none;
    animation: slideUp 0.4s ease-out;
}

.sap-tab-pane.active {
    display: block;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* MODERN COMPONENTS */
.sap-card {
    background: #fff;
    border-radius: var(--sap-radius);
    padding: 30px;
    border: 1px solid var(--sap-border);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    margin-bottom: 25px;
}

.sap-card-header {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 25px;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* FORMS */
.sap-input-group {
    margin-bottom: 20px;
}

.sap-input-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: #475569;
    margin-bottom: 8px;
}

.sap-input-group input, .sap-input-group select, .sap-input-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1.5px solid var(--sap-border);
    background: #f8fafc;
    font-size: 0.95rem;
    transition: 0.2s;
}

.sap-input-group input:focus {
    outline: none;
    border-color: var(--sap-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(var(--sap-primary-rgb), 0.1);
}

.sap-btn {
    background: var(--sap-primary);
    color: #fff !important;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.sap-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(var(--sap-primary-rgb), 0.2);
}

/* STATS */
.sap-stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.sap-stat-card {
    background: #fff;
    padding: 20px;
    border-radius: var(--sap-radius);
    border: 1px solid var(--sap-border);
}

.sap-stat-label { font-size: 0.75rem; color: #64748b; font-weight: 700; text-transform: uppercase; }
.sap-stat-value { font-size: 1.4rem; color: #0f172a; font-weight: 800; }

/* MOBILE */
@media (max-width: 1024px) {
    .sap-container {
        grid-template-columns: 1fr;
    }
    .sap-sidebar {
        height: auto;
        position: relative;
        padding: 15px;
    }
    .sap-sidebar-header {
        display: none;
    }
    .sap-nav-menu {
        display: flex;
        overflow-x: auto;
        gap: 10px;
        padding-bottom: 5px;
    }
    .sap-nav-item {
        white-space: nowrap;
        padding: 10px 20px;
    }
    .sap-nav-label { display: none; }
}

/* AUTH PAGES (Login, Register, Lost Password, Logout) */
.sap-auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: #f1f5f9;
    padding: 20px;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.sap-auth-card {
    max-width: 450px;
    width: 100%;
    margin: 0 !important;
    padding: 40px !important;
    background: #fff;
    border-radius: var(--sap-radius);
    border: 1px solid var(--sap-border);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1) !important;
}

.sap-auth-card.sap-register-card {
    max-width: 600px;
}

.sap-auth-card .sap-card-header {
    justify-content: center !important;
    margin-bottom: 30px !important;
    font-size: 1.5rem !important;
    border: none !important;
    padding: 0 !important;
}

.sap-auth-card .sap-card-header strong {
    color: var(--sap-primary);
    font-weight: 800;
}

.sap-auth-body label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: #475569;
}

.sap-auth-body input[type="text"], 
.sap-auth-body input[type="email"], 
.sap-auth-body input[type="password"],
.sap-auth-body select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #e2e8f0;
    border-radius: 10px;
    background: #f8fafc;
    font-size: 1rem;
    margin-bottom: 20px;
}

.sap-auth-body input[type="submit"],
.sap-auth-body .sap-btn {
    width: 100%;
    background: var(--sap-primary);
    color: #fff;
    padding: 14px;
    border-radius: 10px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

.sap-auth-footer {
    text-align: center;
    border-top: 1px solid #e2e8f0;
    padding-top: 20px;
    margin-top: 20px;
}

.sap-auth-footer a {
    color: var(--sap-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.sap-auth-body .sap-pass-row {
    margin-bottom: 20px;
    position: relative;
}
.sap-auth-body .sap-pass-row input {
    margin-bottom: 0;
    padding-right: 45px;
}
.sap-pass-toggle {
    all: unset;
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    z-index: 5;
}
.sap-pass-toggle:hover { opacity: 1; }
.sap-eye {
    width: 20px;
    height: 20px;
    stroke: #64748b;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.sap-eye-closed { display: none; }
.sap-pass-toggle.is-open .sap-eye-open { display: none; }
.sap-pass-toggle.is-open .sap-eye-closed { display: block; }