/**
 * Expensiaga – shared design system (bold, premium feel)
 */
:root {
    --exp-primary: #0f766e;
    --exp-primary-hover: #0d9488;
    --exp-primary-gradient: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
    --exp-primary-light: #ccfbf1;
    --exp-primary-dark: #0d5c55;
    --exp-surface: #ffffff;
    --exp-border: #e2e8f0;
    --exp-muted: #64748b;
    --exp-text: #0f172a;
    --exp-bg: #f1f5f9;
    --exp-bg-pattern: radial-gradient(circle at 1px 1px, rgba(0,0,0,0.04) 1px, transparent 0);
    --exp-shadow: 0 1px 3px rgba(0,0,0,0.06);
    --exp-shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --exp-shadow-lg: 0 10px 40px rgba(15, 118, 110, 0.14);
    --exp-radius: 14px;
    --exp-radius-sm: 10px;
    --exp-nav-height: 60px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    color: var(--exp-text);
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    -webkit-font-smoothing: antialiased;
    background: var(--exp-bg);
    background-image: var(--exp-bg-pattern);
    background-size: 24px 24px;
}
.fw-600 { font-weight: 600; }
a { color: var(--exp-primary); text-decoration: none; }
a:hover { color: var(--exp-primary-hover); }

/* Buttons */
.btn-exp-primary {
    background: var(--exp-primary-gradient);
    color: #fff;
    border: none;
    padding: 0.625rem 1.25rem;
    border-radius: var(--exp-radius-sm);
    font-weight: 600;
    font-size: 0.9375rem;
    box-shadow: 0 4px 14px rgba(15, 118, 110, 0.35);
    transition: box-shadow 0.2s, transform 0.05s;
}
.btn-exp-primary:hover {
    color: #fff;
    box-shadow: 0 6px 20px rgba(15, 118, 110, 0.4);
}
.btn-exp-primary:active { transform: scale(0.98); }
.btn-exp-outline {
    background: transparent;
    color: var(--exp-primary);
    border: 2px solid var(--exp-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--exp-radius-sm);
    font-weight: 600;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-exp-outline:hover {
    background: var(--exp-primary-light);
    color: var(--exp-primary);
    border-color: var(--exp-primary);
}

/* Form controls */
.form-exp-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--exp-border);
    border-radius: var(--exp-radius-sm);
    background: var(--exp-surface);
    color: var(--exp-text);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-exp-control::placeholder { color: var(--exp-muted); }
.form-exp-control:hover { border-color: #cbd5e1; }
.form-exp-control:focus {
    outline: none;
    border-color: var(--exp-primary);
    box-shadow: 0 0 0 4px var(--exp-primary-light);
}
.form-exp-label {
    display: block;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--exp-text);
    margin-bottom: 0.375rem;
}

/* App navbar – dark premium strip */
.navbar-exp {
    height: var(--exp-nav-height);
    background: linear-gradient(90deg, #0f766e 0%, #0d9488 100%) !important;
    border-bottom: none;
    padding: 0 1.25rem;
    box-shadow: 0 2px 12px rgba(15, 118, 110, 0.25);
}
.navbar-exp .navbar-brand {
    font-weight: 700;
    font-size: 1.125rem;
    color: #fff !important;
}
.navbar-exp .navbar-brand i {
    color: rgba(255,255,255,0.95);
    margin-right: 0.35rem;
}
.navbar-exp .navbar-exp-logo {
    filter: brightness(0) invert(1);
}
.navbar-exp .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem !important;
    border-radius: var(--exp-radius-sm);
    transition: background 0.2s, color 0.2s;
}
.navbar-exp .nav-link:hover {
    color: #fff !important;
    background: rgba(255,255,255,0.15);
}
.navbar-exp .nav-link[style*="pointer-events"] {
    color: rgba(255,255,255,0.85) !important;
    cursor: default;
}
.navbar-exp .navbar-toggler {
    border: 2px solid rgba(255,255,255,0.4);
    background: rgba(0,0,0,0.2) !important;
    border-radius: 8px;
}
.navbar-exp .navbar-toggler:hover {
    background: rgba(0,0,0,0.28) !important;
    border-color: rgba(255,255,255,0.5);
}
.navbar-exp .navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(255,255,255,0.25);
}
.navbar-exp .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Cards – stronger presence */
.card-exp {
    background: var(--exp-surface);
    border: 1px solid var(--exp-border);
    border-radius: var(--exp-radius);
    box-shadow: var(--exp-shadow);
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}
.card-exp:hover {
    box-shadow: var(--exp-shadow-md);
    border-color: #cbd5e1;
    transform: translateY(-1px);
}

/* Alerts */
.alert-exp-danger {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
    border-radius: var(--exp-radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}