/*
 * theme.css — DM Brand Design System
 * FieldSync by Diversified Marketing
 *
 * Color palette:
 *   Navy  #2B3A67  (primary dark / sidebar)
 *   Green #7AB648  (primary accent)
 *
 * Light mode: default (:root)
 * Dark mode: [data-theme="dark"]
 */

/* ------------------------------------------------------------------ */
/* Google Fonts import                                                  */
/* ------------------------------------------------------------------ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

/* ------------------------------------------------------------------ */
/* CSS Custom Properties — Light Mode (Default)                        */
/* ------------------------------------------------------------------ */

:root {
    /* DM Navy palette */
    --dm-navy:       #2B3A67;
    --dm-navy-light: #3a4080;
    --dm-navy-dark:  #1e2148;
    --dm-navy-deep:  #151834;

    /* DM Green palette */
    --dm-green:       #7AB648;
    --dm-green-dim:   #5e9a34;
    --dm-green-light: #8ec45e;

    /* Light mode backgrounds */
    --bg-primary:   #f8f9fc;
    --bg-secondary: #ffffff;
    --bg-card:      #ffffff;
    --bg-sidebar:   var(--dm-navy-deep);

    /* Light mode text */
    --text-primary:   #1a1a2e;
    --text-secondary: #6b7280;
    --text-muted:     #9ca3af;
    --text-inverse:   #ffffff;

    /* Borders */
    --border-color:       #e5e7eb;
    --border-color-light: #f3f4f6;

    /* Shadows */
    --shadow-sm:  0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md:  0 4px 6px -1px rgba(0, 0, 0, 0.10), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg:  0 10px 15px -3px rgba(0, 0, 0, 0.10), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl:  0 20px 25px -5px rgba(0, 0, 0, 0.10), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);

    /* Status colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error:   #ef4444;
    --color-info:    #3b82f6;

    /* Typography */
    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --spacing-sidebar: 260px;
    --spacing-sidebar-collapsed: 64px;

    /* Transitions */
    --transition-fast:   150ms ease;
    --transition-base:   250ms ease;
    --transition-slow:   400ms ease;

    /* Border radius */
    --radius-sm:  6px;
    --radius-md:  10px;
    --radius-lg:  14px;
    --radius-xl:  20px;
    --radius-full: 9999px;

    /* Z-index layers */
    --z-sidebar:  100;
    --z-topbar:   200;
    --z-dropdown: 300;
    --z-modal:    400;
    --z-toast:    500;
}

/* ------------------------------------------------------------------ */
/* CSS Custom Properties — Dark Mode                                   */
/* ------------------------------------------------------------------ */

[data-theme="dark"] {
    --bg-primary:   #0f1117;
    --bg-secondary: #1a1d29;
    --bg-card:      #1e2132;
    --bg-sidebar:   #0d0f1a;

    --text-primary:   #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted:     #6b7280;

    --border-color:       #2d3148;
    --border-color-light: #252840;

    --shadow-sm:  0 1px 2px 0 rgba(0, 0, 0, 0.30);
    --shadow-md:  0 4px 6px -1px rgba(0, 0, 0, 0.40), 0 2px 4px -1px rgba(0, 0, 0, 0.30);
    --shadow-lg:  0 10px 15px -3px rgba(0, 0, 0, 0.50), 0 4px 6px -2px rgba(0, 0, 0, 0.30);
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.40), 0 1px 2px rgba(0, 0, 0, 0.30);
}

/* ------------------------------------------------------------------ */
/* Base Reset                                                           */
/* ------------------------------------------------------------------ */

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 0.9375rem;   /* 15px */
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color var(--transition-base), color var(--transition-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ------------------------------------------------------------------ */
/* Typography                                                           */
/* ------------------------------------------------------------------ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.625rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

a {
    color: var(--dm-green);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--dm-green-light);
    text-decoration: underline;
}

/* ------------------------------------------------------------------ */
/* Brand Utility Classes                                                */
/* ------------------------------------------------------------------ */

.text-navy        { color: var(--dm-navy); }
.text-green       { color: var(--dm-green); }
.text-primary     { color: var(--text-primary); }
.text-secondary   { color: var(--text-secondary); }
.text-muted       { color: var(--text-muted); }

.bg-navy          { background-color: var(--dm-navy); }
.bg-navy-deep     { background-color: var(--dm-navy-deep); }
.bg-green         { background-color: var(--dm-green); }
.bg-primary       { background-color: var(--bg-primary); }
.bg-secondary     { background-color: var(--bg-secondary); }
.bg-card          { background-color: var(--bg-card); }

.border-navy      { border-color: var(--dm-navy); }
.border-green     { border-color: var(--dm-green); }

/* ------------------------------------------------------------------ */
/* Buttons                                                              */
/* ------------------------------------------------------------------ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.4;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--transition-fast),
        box-shadow var(--transition-fast);
    white-space: nowrap;
    user-select: none;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

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

.btn-primary {
    background-color: var(--dm-green);
    color: #ffffff;
    border-color: var(--dm-green);
}

.btn-primary:hover {
    background-color: var(--dm-green-dim);
    border-color: var(--dm-green-dim);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(122, 182, 72, 0.4);
}

.btn-navy {
    background-color: var(--dm-navy);
    color: #ffffff;
    border-color: var(--dm-navy);
}

.btn-navy:hover {
    background-color: var(--dm-navy-dark);
    border-color: var(--dm-navy-dark);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(43, 58, 103, 0.4);
}

.btn-outline {
    background-color: transparent;
    color: var(--dm-green);
    border-color: var(--dm-green);
}

.btn-outline:hover {
    background-color: var(--dm-green);
    color: #ffffff;
}

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-block {
    display: flex;
    width: 100%;
}

/* ------------------------------------------------------------------ */
/* Form Controls                                                        */
/* ------------------------------------------------------------------ */

.form-control {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    transition:
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--dm-green);
    box-shadow: 0 0 0 3px rgba(122, 182, 72, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.375rem;
}

/* ------------------------------------------------------------------ */
/* Status & Alert Colors                                                */
/* ------------------------------------------------------------------ */

.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error   { color: var(--color-error); }
.text-info    { color: var(--color-info); }

.bg-success-soft { background-color: rgba(16, 185, 129, 0.10); }
.bg-warning-soft { background-color: rgba(245, 158, 11, 0.10); }
.bg-error-soft   { background-color: rgba(239, 68, 68, 0.10); }
.bg-info-soft    { background-color: rgba(59, 130, 246, 0.10); }

/* ------------------------------------------------------------------ */
/* Scrollbar (Webkit)                                                   */
/* ------------------------------------------------------------------ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}