/* ============================================================================
   GNDU ODL - AGNIVEER PORTAL SHARED DESIGN SYSTEM (agni-common.css)
   Harmonized Design Tokens, Base Typography & Common Components
   ============================================================================ */

:root {
    /* Brand Theme Colors */
    --agni-primary: #1e3a5f;
    --agni-primary-hover: #152943;
    --agni-military: #2c3e20;
    --agni-military-hover: #1e2c16;
    --agni-gold: #b38f38;
    --agni-gold-hover: #8c6e26;
    --agni-gold-light: #fbf5e6;
    --agni-gold-accent: #ffde8a;
    
    /* Neutrals & Surfaces */
    --agni-bg: #f8fafc;
    --agni-surface: #ffffff;
    --agni-surface-muted: #f1f5f9;
    --agni-border: #e2e8f0;
    --agni-border-hover: #cbd5e1;
    --text-dark: #0f172a;
    --text-muted: #64748b;
    --agni-maroon: #800000;

    /* Semantic Status Colors */
    --color-success: #15803d;
    --color-success-bg: #f0fdf4;
    --color-success-border: #bbf7d0;
    --color-danger: #991b1b;
    --color-danger-bg: #fef2f2;
    --color-danger-border: #fecaca;
    --color-warning: #b45309;
    --color-warning-bg: #fffbeb;
    --color-warning-border: #fde68a;
    --color-info: #1d4ed8;
    --color-info-bg: #eff6ff;
    --color-info-border: #bfdbfe;

    /* Agniveer Official Palette Shades */
    --photo-primary: #d90101;
    --photo-accent: #fccc03;
    --photo-secondary: #f28903;
    --photo-support-1: #df3701;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 14px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.25s ease;
}

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

body {
    background-color: var(--agni-bg);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-dark);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* ==========================================
   SHARED APPLICATION NAVBAR
   Used by Dashboard and Agnimail
   ========================================== */
.agni-app-nav {
    min-height: 64px;
    background: #ffffff;
    border-bottom: 1px solid var(--agni-border);
    padding: 10px 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.agni-app-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.agni-app-brand:hover {
    color: inherit;
}

.agni-app-brand img {
    height: 42px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.08));
}

.agni-brand-title {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: 18px;
    font-weight: 700;
    color: var(--agni-primary);
    line-height: 1.2;
    margin: 0;
    letter-spacing: -0.3px;
}

.agni-brand-sub {
    font-size: 11.5px;
    color: var(--text-muted);
    font-weight: 500;
    margin: 0;
}

/* Cadet Metadata Pill Badge */
.agni-meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--color-info-bg);
    border: 1px solid var(--color-info-border);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12.5px;
    color: var(--color-info);
    font-weight: 600;
}

/* Header Action Buttons */
.agni-btn-nav {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    font-size: 12.5px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none !important;
    cursor: pointer;
    transition: var(--transition-fast);
}

.agni-btn-nav--back {
    background: #f1f5f9;
    color: var(--agni-primary);
    border: 1px solid var(--agni-border);
}

.agni-btn-nav--back:hover {
    background: #e2e8f0;
    color: var(--agni-primary);
    transform: translateX(-2px);
}

.agni-btn-nav--logout {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid var(--color-danger-border);
}

.agni-btn-nav--logout:hover {
    background: #fee2e2;
    color: #7f1d1d;
    transform: translateY(-1px);
}

/* ==========================================
   SHARED FORM CONTROLS
   ========================================== */
.agni-label {
    font-size: 13px;
    font-weight: 700;
    color: #334155;
    margin-bottom: 6px;
    display: block;
}

.agni-input {
    width: 100%;
    padding: 10px 14px;
    font-size: 13.5px;
    font-family: inherit;
    border-radius: 8px;
    border: 1px solid var(--agni-border);
    background: #f8fafc;
    color: var(--text-dark);
    margin-bottom: 14px;
    box-sizing: border-box;
    transition: var(--transition-fast);
}

.agni-input:focus {
    background: #ffffff;
    border-color: var(--agni-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

/* ==========================================
   SHARED ALERTS
   ========================================== */
.agni-alert {
    padding: 10px 16px;
    font-size: 13px;
    border-radius: 8px;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    line-height: 1.4;
}

.agni-alert--danger {
    background-color: var(--color-danger-bg);
    border: 1px solid var(--color-danger-border);
    color: var(--color-danger);
}

.agni-alert--success {
    background-color: var(--color-success-bg);
    border: 1px solid var(--color-success-border);
    color: var(--color-success);
}

.agni-alert--warning {
    background-color: var(--color-warning-bg);
    border: 1px solid var(--color-warning-border);
    color: var(--color-warning);
}

/* ==========================================
   SHARED MINIMAL FOOTER
   ========================================== */
.agni-minimal-footer {
    height: 40px;
    background: #ffffff;
    border-top: 1px solid var(--agni-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-muted);
    flex-shrink: 0;
    text-align: center;
    padding: 0 16px;
}

@media (max-width: 768px) {
    .agni-app-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 12px 16px;
    }

    .agni-app-brand {
        justify-content: center;
        text-align: center;
    }

    .agni-meta-badge {
        align-self: center;
    }

    .agni-btn-nav {
        justify-content: center;
        width: 100%;
    }
}