/* ============================================
   Moovalto - VARIABLES CSS GLOBALES
   Fichier unique de vérité pour tout le projet
   ============================================ */

:root {
    /* ========== PALETTE 20MOVE UNIFIÉE ========== */
    /* Bleu Nuit + Turquoise - Palette unique pour tout le site */

    /* Couleur Primaire - Bleu Nuit */
    --color-primary: #162142  ;           /* Bleu Nuit profond */
    --color-primary-light: #293760;     /* Bleu Nuit clair */
    --color-primary-dark: #0d162f;      /* Bleu Nuit très sombre */
    --color-primary-darker: #050a14;    /* Quasi noir bleuté - call footers */
    --color-primary-hover: #1f2347;     /* État hover sombre */
    --color-primary-hover-light: #2d3159;   /* État hover clair */

    /* RGB pour variantes alpha */
    --color-primary-rgb: 40, 44, 92;

    /* Variantes alpha primary (transparence) */
    --color-primary-alpha-03: rgba(40, 44, 92, 0.03);
    --color-primary-alpha-04: rgba(40, 44, 92, 0.04);
    --color-primary-alpha-05: rgba(40, 44, 92, 0.05);
    --color-primary-alpha-08: rgba(40, 44, 92, 0.08);
    --color-primary-alpha-10: rgba(40, 44, 92, 0.1);
    --color-primary-alpha-12: rgba(40, 44, 92, 0.12);
    --color-primary-alpha-15: rgba(40, 44, 92, 0.15);
    --color-primary-alpha-20: rgba(40, 44, 92, 0.2);
    --color-primary-alpha-30: rgba(40, 44, 92, 0.3);
    --color-primary-alpha-40: rgba(40, 44, 92, 0.4);
    --color-primary-alpha-65: rgba(40, 44, 92, 0.65);
    --color-primary-alpha-85: rgba(40, 44, 92, 0.85);

    /* Variantes alpha primary-dark (remplace le noir pour ombres) */
    --color-primary-dark-rgb: 13, 22, 47;
    --color-primary-dark-alpha-05: rgba(13, 22, 47, 0.05);
    --color-primary-dark-alpha-08: rgba(13, 22, 47, 0.08);
    --color-primary-dark-alpha-10: rgba(13, 22, 47, 0.1);
    --color-primary-dark-alpha-15: rgba(13, 22, 47, 0.15);
    --color-primary-dark-alpha-20: rgba(13, 22, 47, 0.2);
    --color-primary-dark-alpha-30: rgba(13, 22, 47, 0.3);
    --color-primary-dark-alpha-35: rgba(13, 22, 47, 0.35);
    --color-primary-dark-alpha-40: rgba(13, 22, 47, 0.4);
    --color-primary-dark-alpha-50: rgba(13, 22, 47, 0.5);
    --color-primary-dark-alpha-60: rgba(13, 22, 47, 0.6);
    --color-primary-dark-alpha-70: rgba(13, 22, 47, 0.7);
    --color-primary-dark-alpha-80: rgba(13, 22, 47, 0.8);

    /* Couleur Secondaire - Turquoise */
    --color-secondary: #28ccc4;            /* Turquoise principal */
    --color-secondary-light: #2dd4cc;      /* Turquoise hover */
    --color-secondary-dark: #20b5ae;       /* Turquoise active/pressed */

    /* RGB pour variantes alpha */
    --color-secondary-rgb: 40, 204, 196;

    /* Variantes alpha secondary (transparence) */
    --color-secondary-alpha-02: rgba(40, 204, 196, 0.02);
    --color-secondary-alpha-03: rgba(40, 204, 196, 0.03);
    --color-secondary-alpha-04: rgba(40, 204, 196, 0.04);
    --color-secondary-alpha-05: rgba(40, 204, 196, 0.05);
    --color-secondary-alpha-08: rgba(40, 204, 196, 0.08);
    --color-secondary-alpha-10: rgba(40, 204, 196, 0.1);
    --color-secondary-alpha-15: rgba(40, 204, 196, 0.15);
    --color-secondary-alpha-20: rgba(40, 204, 196, 0.2);
    --color-secondary-alpha-30: rgba(40, 204, 196, 0.3);
    --color-secondary-alpha-40: rgba(40, 204, 196, 0.4);

    /* Couleur Tertiaire - Gris pour fonds sombres (D2 call screens) */
    --color-tertiary: #C8C8C8;              /* Gris neutre */
    --color-tertiary-rgb: 200, 200, 200;
    --color-tertiary-alpha-20: rgba(200, 200, 200, 0.2);
    --color-tertiary-alpha-30: rgba(200, 200, 200, 0.3);
    --color-tertiary-alpha-40: rgba(200, 200, 200, 0.4);

    /* Blanc transparent - Éléments sur fonds sombres (call screens) */
    --color-white-alpha-02: rgba(255, 255, 255, 0.02);
    --color-white-alpha-05: rgba(255, 255, 255, 0.05);
    --color-white-alpha-08: rgba(255, 255, 255, 0.08);
    --color-white-alpha-10: rgba(255, 255, 255, 0.1);
    --color-white-alpha-15: rgba(255, 255, 255, 0.15);
    --color-white-alpha-18: rgba(255, 255, 255, 0.18);
    --color-white-alpha-20: rgba(255, 255, 255, 0.2);
    --color-white-alpha-25: rgba(255, 255, 255, 0.25);
    --color-white-alpha-30: rgba(255, 255, 255, 0.3);
    --color-white-alpha-45: rgba(255, 255, 255, 0.45);
    --color-white-alpha-50: rgba(255, 255, 255, 0.5);
    --color-white-alpha-70: rgba(255, 255, 255, 0.7);
    --color-white-alpha-80: rgba(255, 255, 255, 0.8);
    --color-white-alpha-85: rgba(255, 255, 255, 0.85);
    --color-white-alpha-90: rgba(255, 255, 255, 0.9);
    --color-white-alpha-95: rgba(255, 255, 255, 0.95);
    --color-white-alpha-98: rgba(255, 255, 255, 0.98);

    /* Couleurs Sémantiques */
    --color-success: #10b981;
    --color-success-dark: #059669;
    --color-success-rgb: 16, 185, 129;
    --color-success-alpha-10: rgba(16, 185, 129, 0.1);
    --color-success-alpha-30: rgba(16, 185, 129, 0.3);
    --color-success-alpha-50: rgba(16, 185, 129, 0.5);
    --color-success-alpha-90: rgba(16, 185, 129, 0.9);

    --color-warning: #f59e0b;
    --color-warning-dark: #d97706;
    --color-warning-rgb: 245, 158, 11;
    --color-warning-alpha-02: rgba(245, 158, 11, 0.02);
    --color-warning-alpha-05: rgba(245, 158, 11, 0.05);
    --color-warning-alpha-10: rgba(245, 158, 11, 0.1);
    --color-warning-alpha-15: rgba(245, 158, 11, 0.15);
    --color-warning-alpha-30: rgba(245, 158, 11, 0.3);

    --color-error: #ef4444;
    --color-error-dark: #dc2626;
    --color-error-rgb: 239, 68, 68;
    --color-error-alpha-10: rgba(239, 68, 68, 0.1);
    --color-error-alpha-30: rgba(239, 68, 68, 0.3);
    --color-error-alpha-50: rgba(239, 68, 68, 0.5);
    --color-error-alpha-90: rgba(239, 68, 68, 0.9);

    --color-info: #3b82f6;
    --color-info-rgb: 59, 130, 246;
    --color-info-alpha-10: rgba(59, 130, 246, 0.1);

    /* Couleurs texte - WCAG AA compliant (4.5:1 minimum sur fond blanc) */
    --color-text-primary: #282c5c;      /* Bleu Nuit - même que primary */
    --color-text-secondary: #5F6673;    /* Gris moyen - ~5.5:1 contrast */
    --color-text-tertiary: #6B7280;     /* Gris clair - ~4.7:1 contrast */
    --color-text-light: #5F6673;        /* Alias de secondary pour portals */
    --color-text-muted: #6B7280;        /* Alias de tertiary - accessible */
    --color-text-dark: #1F2937;         /* Texte très sombre */
    --color-text-inverse: #FFFFFF;

    /* Couleurs background */
    --color-background: #FFFFFF;
    --color-surface: #F9FAFB;
    --color-surface-dark: #F3F4F6;
    --color-bg-subtle: #F3F5F7;         /* Background subtil pour portals */
    --color-bg-muted: #E5E7EB;          /* Background muted pour portals */
    --color-border: #E5E7EB;
    --color-border-dark: #D1D5DB;

    /* ========== ESPACEMENTS ========== */
    /* Échelle de spacing progressive pour padding, margin, gap */
    --spacing-xs: 0.25rem;      /* 4px - Micro-spacing (badges, tags) */
    --spacing-sm: 0.5rem;       /* 8px - Petit spacing interne */
    --spacing-md: 1rem;         /* 16px - Spacing standard */
    --spacing-lg: 1.5rem;       /* 24px - Spacing inter-sections */
    --spacing-xl: 2rem;         /* 32px - Grand spacing */
    --spacing-2xl: 3rem;        /* 48px - Très grand spacing */
    --spacing-3xl: 4rem;        /* 64px - Hero sections, headers */
    --spacing-4xl: 6rem;        /* 96px - Fullscreen hero (V3), landing pages */

    /* ========== TYPOGRAPHIE ========== */
    --font-family-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Tailles de police - Échelle complète */
    --font-size-3xs: 0.5rem;    /* 8px - Micro (loaders, icons) */
    --font-size-2xs-sm: 0.5625rem; /* 9px - Très petit */
    --font-size-2xs: 0.625rem;  /* 10px - Petit badges */
    --font-size-2xs-lg: 0.6875rem; /* 11px - Micro-texte (badges, captions) */
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-xs-lg: 0.8125rem; /* 13px - Labels, metadata */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-sm-lg: 0.9375rem; /* 15px - Corps alternatif */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-xl-lg: 1.375rem; /* 22px - Sous-titres */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-2xl-lg: 1.75rem; /* 28px - Titres de section */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-3xl-lg: 2rem;   /* 32px - Titres display */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */

    /* Poids de police */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Hauteur de ligne */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* ========== BORDER RADIUS ========== */
    --radius-none: 0;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-tag: 14px;           /* Tags, badges arrondis */
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Aliases pour compatibilité portal-common.css */
    --border-radius: var(--radius-md);
    --border-radius-small: var(--radius-sm);

    /* ========== SHADOWS ========== */
    /* Generic shadows (neutral) */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);

    /* Brand-colored shadows (portals, cards) */
    --shadow-card: 0 2px 8px var(--color-primary-alpha-08);
    --shadow-card-hover: 0 4px 16px var(--color-primary-alpha-15);
    --shadow-accent: 0 4px 16px var(--color-secondary-alpha-30);
    --shadow-accent-hover: 0 8px 24px var(--color-secondary-alpha-40);

    /* Brand gradient (decorative bars, accents) */
    --gradient-primary: linear-gradient(135deg, var(--color-secondary), var(--color-primary));

    /* ========== TRANSITIONS ========== */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
    --transition-slower: 500ms ease-in-out;

    /* ========== Z-INDEX ========== */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;

    /* ========== LAYOUT ========== */
    /* Dimensions fixes */
    --sidebar-width: 280px;
    --header-height: 60px;

    /* Max-widths pour conteneurs (du plus large au plus étroit) */
    --max-width-container: 1280px;  /* Conteneur principal (dashboards, portals) */
    --max-width-wide: 1200px;       /* Layouts étendus (Hero V1 grid, landing pages) */
    --max-width-content: 1024px;    /* Contenu standard (articles, forms) */
    --max-width-narrow: 768px;      /* Contenu étroit (blogs, lectures) */

    /* Breakpoints (utilisés en JavaScript aussi) */
    --breakpoint-mobile: 768px;
    --breakpoint-tablet: 1024px;
    --breakpoint-desktop: 1440px;

    /* ========== ALIASES DE COMPATIBILITÉ (entretien-client v24) ========== */
    /* Mapping des anciennes conventions vers les nouvelles */

    /* Espacements: --space-* → --spacing-* */
    --space-xs: var(--spacing-xs);
    --space-sm: var(--spacing-sm);
    --space-md: var(--spacing-md);
    --space-lg: var(--spacing-lg);
    --space-xl: var(--spacing-xl);
    --space-2xl: var(--spacing-2xl);
    --space-3xl: var(--spacing-3xl);

    /* Typographie: --text-* → --font-size-* */
    --text-3xs: var(--font-size-3xs);
    --text-2xs-sm: var(--font-size-2xs-sm);
    --text-2xs: var(--font-size-2xs);
    --text-2xs-lg: var(--font-size-2xs-lg);
    --text-xs: var(--font-size-xs);
    --text-xs-lg: var(--font-size-xs-lg);
    --text-sm: var(--font-size-sm);
    --text-sm-lg: var(--font-size-sm-lg);
    --text-base: var(--font-size-base);
    --text-lg: var(--font-size-lg);
    --text-xl: var(--font-size-xl);
    --text-xl-lg: var(--font-size-xl-lg);
    --text-2xl: var(--font-size-2xl);
    --text-2xl-lg: var(--font-size-2xl-lg);
    --text-3xl: var(--font-size-3xl);
    --text-3xl-lg: var(--font-size-3xl-lg);
    --text-4xl: var(--font-size-4xl);
    --text-5xl: var(--font-size-5xl);
}