/*
 * Exit Protocol Design System
 * Source of truth: /DESIGN.md
 *
 * This file makes the DESIGN.md contract operational for Django templates.
 * It preserves legacy variable names used across older templates while routing
 * them through one canonical visual identity.
 */

:root {
    color-scheme: dark;

    /* Canonical DESIGN.md colors */
    --ep-primary: #020617;
    --ep-secondary: #0f172a;
    --ep-tertiary: #f59e0b;
    --ep-neutral: #f8fafc;
    --ep-on-primary: #f8fafc;
    --ep-on-secondary: #e2e8f0;
    --ep-on-tertiary: #111827;
    --ep-text-primary: #f8fafc;
    --ep-text-secondary: #94a3b8;
    --ep-text-muted: #64748b;
    --ep-text-ink: #334155;
    --ep-panel: #161b22;
    --ep-panel-raised: #1e293b;
    --ep-border: #334155;
    --ep-border-strong: #475569;
    --ep-gold-muted: #b45309;
    --ep-gold-light: #fbbf24;
    --ep-success: #10b981;
    --ep-warning: #fcd34d;
    --ep-danger: #ef4444;
    --ep-info: #60a5fa;
    --ep-black: #000000;
    --ep-white: #ffffff;

    /* Typography */
    --ep-font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --ep-font-display: "Playfair Display", Georgia, serif;
    --ep-font-data: "JetBrains Mono", "Courier New", monospace;

    /* Shape */
    --ep-radius-xs: 3px;
    --ep-radius-sm: 4px;
    --ep-radius-md: 8px;
    --ep-radius-lg: 12px;
    --ep-radius-xl: 16px;
    --ep-radius-pill: 999px;

    /* Spacing */
    --ep-space-xs: 4px;
    --ep-space-sm: 8px;
    --ep-space-md: 12px;
    --ep-space-lg: 16px;
    --ep-space-xl: 24px;
    --ep-space-2xl: 32px;
    --ep-space-3xl: 48px;
    --ep-space-4xl: 64px;
    --ep-space-section: 80px;

    /* Effects */
    --ep-border-subtle: rgba(255, 255, 255, 0.08);
    --ep-border-soft: rgba(255, 255, 255, 0.12);
    --ep-glow-gold: rgba(245, 158, 11, 0.18);
    --ep-glow-danger: rgba(239, 68, 68, 0.28);
    --ep-shadow-panel: 0 10px 30px rgba(0, 0, 0, 0.30);
    --ep-shadow-modal: 0 20px 60px rgba(0, 0, 0, 0.45);
    --ep-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);

    /* Legacy aliases used by current templates */
    --navy-dark: var(--ep-primary);
    --navy-light: var(--ep-secondary);
    --navy-panel: var(--ep-panel);
    --navy-accent: var(--ep-panel-raised);
    --navy-rich: var(--ep-secondary);
    --intel-blue: var(--ep-secondary);
    --gold-accent: var(--ep-tertiary);
    --gold-light: var(--ep-gold-light);
    --gold: var(--ep-tertiary);
    --gold-soft: var(--ep-gold-light);
    --gold-glow: var(--ep-glow-gold);
    --text-secondary: var(--ep-text-secondary);
    --text-muted: var(--ep-text-muted);
    --glass-border: var(--ep-border-subtle);
    --success-green: var(--ep-success);
    --warning-yellow: var(--ep-warning);
    --danger-red: var(--ep-danger);
    --data-font: var(--ep-font-data);
    --bg-body: #101418;
    --transition-smooth: var(--ep-transition);

    /* Security/data shield aliases */
    --shield-bg: var(--ep-secondary);
    --shield-border: var(--ep-tertiary);
    --shield-glow: rgba(245, 158, 11, 0.40);

    /* Enterprise layout primitives */
    --ep-container-max: 1320px;
    --ep-readable-max: 760px;
    --ep-page-gutter: clamp(1rem, 4vw, 4rem);
    --ep-section-y: clamp(4rem, 7vw, 7rem);
    --ep-section-y-compact: clamp(2.75rem, 5vw, 4.75rem);
}

html {
    background: var(--ep-primary);
}

body {
    background: var(--ep-primary);
    color: var(--ep-text-primary);
    font-family: var(--ep-font-body);
    letter-spacing: 0;
    overflow-x: clip;
}

img,
svg,
video,
canvas {
    max-width: 100%;
}

.brand-font,
.ep-display {
    font-family: var(--ep-font-display);
    letter-spacing: 0;
}

.font-monospace,
.ep-data,
.mono-label,
.sys-badge,
.status-badge {
    font-family: var(--ep-font-data) !important;
}

.ep-surface {
    background: var(--ep-secondary);
    border: 1px solid var(--ep-border-subtle);
    border-radius: var(--ep-radius-lg);
    color: var(--ep-text-primary);
    box-shadow: var(--ep-shadow-panel);
}

.ep-surface-raised {
    background: var(--ep-panel-raised);
    border: 1px solid var(--ep-border-subtle);
    border-radius: var(--ep-radius-xl);
    color: var(--ep-text-primary);
    box-shadow: var(--ep-shadow-panel);
}

.ep-terminal {
    background: var(--ep-black);
    border: 1px solid var(--ep-border);
    border-radius: var(--ep-radius-sm);
    color: var(--ep-text-secondary);
    font-family: var(--ep-font-data);
}

.ep-label {
    color: var(--ep-tertiary);
    font-family: var(--ep-font-data);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ep-signal-chip,
.signal-chip,
.badge-hero {
    border: 1px solid rgba(245, 158, 11, 0.26);
    background: rgba(245, 158, 11, 0.08);
    color: var(--ep-tertiary);
    border-radius: var(--ep-radius-pill);
}

.btn-warning,
.btn-primary,
.btn-gold,
.btn-gold-fill,
.btn-pricing.btn-gold-fill,
.btn-primary-ep {
    background-color: var(--ep-tertiary) !important;
    border-color: var(--ep-tertiary) !important;
    color: var(--ep-on-tertiary) !important;
    font-weight: 700;
}

.btn-warning:hover,
.btn-primary:hover,
.btn-gold:hover,
.btn-gold-fill:hover,
.btn-pricing.btn-gold-fill:hover,
.btn-primary-ep:hover {
    background-color: var(--ep-gold-light) !important;
    border-color: var(--ep-gold-light) !important;
    color: var(--ep-on-tertiary) !important;
}

.btn-outline-warning,
.btn-gold-outline,
.btn-secondary-ep {
    border-color: rgba(245, 158, 11, 0.75) !important;
    color: var(--ep-tertiary) !important;
}

.btn-outline-warning:hover,
.btn-gold-outline:hover,
.btn-secondary-ep:hover {
    background-color: rgba(245, 158, 11, 0.12) !important;
    border-color: var(--ep-tertiary) !important;
    color: var(--ep-gold-light) !important;
}

.text-warning,
.brand-accent,
.text-gold {
    color: var(--ep-tertiary) !important;
}

.text-muted,
.text-white-50 {
    color: var(--ep-text-secondary) !important;
}

.border-warning {
    border-color: var(--ep-tertiary) !important;
}

.bg-warning {
    background-color: var(--ep-tertiary) !important;
}

.alert-success {
    background: rgba(16, 185, 129, 0.14) !important;
    border-color: rgba(16, 185, 129, 0.40) !important;
    color: #d1fae5 !important;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.14) !important;
    border-color: rgba(245, 158, 11, 0.42) !important;
    color: #fef3c7 !important;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.14) !important;
    border-color: rgba(239, 68, 68, 0.44) !important;
    color: #fee2e2 !important;
}

a {
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

a:hover {
    color: var(--ep-gold-light);
}

::selection {
    background: rgba(245, 158, 11, 0.35);
    color: var(--ep-white);
}

:focus-visible {
    outline: 2px solid var(--ep-tertiary);
    outline-offset: 3px;
}

@media (max-width: 575.98px) {
    .ep-surface,
    .ep-surface-raised {
        border-radius: var(--ep-radius-lg);
    }

    .btn,
    .btn-warning,
    .btn-outline-warning {
        white-space: normal;
    }
}

/* --------------------------------------------------------------------------
   Enterprise Page System
   Shared public, trust, auth, and app-page primitives. Use these before adding
   page-specific CSS so every surface keeps the same product DNA.
-------------------------------------------------------------------------- */

.ep-page {
    min-height: 100vh;
    background: var(--ep-primary);
    color: var(--ep-text-primary);
    overflow-x: clip;
}

.ep-page-grid {
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.055) 1px, transparent 1px);
    background-size: 48px 48px;
}

.ep-container {
    width: min(100% - (var(--ep-page-gutter) * 2), var(--ep-container-max));
    margin-inline: auto;
}

.ep-readable {
    max-width: var(--ep-readable-max);
}

.ep-section {
    padding-block: var(--ep-section-y);
}

.ep-section-compact {
    padding-block: var(--ep-section-y-compact);
}

.ep-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    width: fit-content;
    border: 1px solid rgba(245, 158, 11, 0.45);
    border-radius: var(--ep-radius-sm);
    background: rgba(245, 158, 11, 0.08);
    color: var(--ep-tertiary);
    font-family: var(--ep-font-data);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    line-height: 1;
    padding: 0.72rem 0.95rem;
    text-transform: uppercase;
}

.ep-heading-xl,
.ep-heading-lg {
    color: var(--ep-text-primary);
    font-family: var(--ep-font-display);
    font-weight: 800;
    letter-spacing: 0;
    margin: 0;
}

.ep-heading-xl {
    font-size: clamp(3.75rem, 8vw, 7.5rem);
    line-height: 0.95;
    max-width: 12ch;
}

.ep-heading-lg {
    font-size: clamp(2.4rem, 5vw, 4.6rem);
    line-height: 1.02;
    max-width: 14ch;
}

.ep-title-ui {
    color: var(--ep-text-primary);
    font-family: var(--ep-font-body);
    font-size: clamp(1.7rem, 3vw, 2.6rem);
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.08;
    margin: 0;
}

.ep-lede {
    color: var(--ep-text-secondary);
    font-size: clamp(1.05rem, 1.5vw, 1.35rem);
    line-height: 1.65;
    margin: 0;
    max-width: 70ch;
}

.ep-subcopy {
    color: var(--ep-text-secondary);
    font-size: 0.98rem;
    line-height: 1.65;
}

.ep-card,
.ep-card-critical,
.ep-card-verified,
.ep-card-action {
    background: rgba(15, 23, 42, 0.76);
    border: 1px solid var(--ep-border-subtle);
    border-radius: var(--ep-radius-md);
    box-shadow: var(--ep-shadow-panel);
    color: var(--ep-text-primary);
    min-width: 0;
}

.ep-card {
    padding: clamp(1.25rem, 2.5vw, 2rem);
}

.ep-card-critical {
    border-color: rgba(239, 68, 68, 0.45);
    background: rgba(69, 10, 10, 0.28);
}

.ep-card-verified {
    border-color: rgba(16, 185, 129, 0.40);
    background: rgba(6, 78, 59, 0.22);
}

.ep-card-action {
    border-color: rgba(245, 158, 11, 0.58);
    background: rgba(245, 158, 11, 0.09);
}

.ep-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    border-bottom: 1px solid var(--ep-border-subtle);
    padding-bottom: 1rem;
}

.ep-metric-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.ep-metric {
    background: rgba(2, 6, 23, 0.72);
    border: 1px solid var(--ep-border-subtle);
    border-radius: var(--ep-radius-md);
    min-width: 0;
    padding: 1rem;
}

.ep-metric-label {
    color: var(--ep-text-secondary);
    font-family: var(--ep-font-data);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.ep-metric-value {
    color: var(--ep-text-primary);
    font-family: var(--ep-font-data);
    font-size: clamp(1.45rem, 2.5vw, 2rem);
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1.1;
    margin-top: 0.5rem;
}

.ep-alert {
    align-items: flex-start;
    background: rgba(15, 23, 42, 0.80);
    border: 1px solid var(--ep-border-subtle);
    border-radius: var(--ep-radius-md);
    color: var(--ep-text-secondary);
    display: flex;
    gap: 0.75rem;
    line-height: 1.6;
    padding: 1rem 1.1rem;
}

.ep-alert strong {
    color: var(--ep-text-primary);
}

.ep-alert-warning {
    background: rgba(245, 158, 11, 0.11);
    border-color: rgba(245, 158, 11, 0.42);
    color: #fef3c7;
}

.ep-alert-critical {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.45);
    color: #fee2e2;
}

.ep-alert-success {
    background: rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.40);
    color: #d1fae5;
}

.ep-action-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.ep-proof-row {
    align-items: center;
    color: var(--ep-text-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-family: var(--ep-font-data);
    font-size: 0.8rem;
}

.ep-divider {
    border-top: 1px solid var(--ep-border-subtle);
}

@media (max-width: 991.98px) {
    .ep-heading-xl {
        max-width: 11ch;
    }

    .ep-metric-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    :root {
        --ep-page-gutter: 1rem;
        --ep-section-y: 3.75rem;
        --ep-section-y-compact: 2.75rem;
    }

    .ep-heading-xl {
        font-size: clamp(3rem, 15vw, 4.5rem);
        line-height: 0.98;
        max-width: 10ch;
    }

    .ep-heading-lg {
        font-size: clamp(2.25rem, 11vw, 3.3rem);
        max-width: 11ch;
    }

    .ep-panel-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .ep-card,
    .ep-card-critical,
    .ep-card-verified,
    .ep-card-action {
        box-shadow: none;
    }
}