/**
 * Pocket-Sommelier - Main Styles
 * Hauptstyles und globale Einstellungen
 */

/* ==================== CSS Variables ==================== */
:root {
    /* Primärfarben */
    --gold: #C5A059;
    --gold-dark: #A8863D;
    --gold-light: #D4AF37;
    --gold-gradient: linear-gradient(135deg, #C5A059 0%, #D4AF37 50%, #B8860B 100%);
    
    /* Hintergrundfarben */
    --cream: #FAFAF5;
    --white: #FFFFFF;
    --stone-50: #fafaf9;
    
    /* Weinfarben */
    --wine-50: #fdf2f4;
    --wine-100: #fce8eb;
    --wine-200: #f8d4da;
    --wine-300: #f2afba;
    --wine-400: #ea8094;
    --wine-500: #dc5472;
    --wine-600: #c83a5a;
    --wine-700: #a82d4a;
    --wine-800: #8c2942;
    --wine-900: #722F37;
    --wine-950: #461320;
    
    /* Textfarben */
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-600: #4b5563;
    --gray-400: #9CA3AF;
    --gray-200: #E5E7EB;
    --gray-100: #F3F4F6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-lg: 1rem;
    --spacing-xl: 1.25rem;
    --spacing-2xl: 1.5rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-gold: 0 4px 15px rgba(197, 160, 89, 0.4);
    
    /* Safe Areas */
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-left: env(safe-area-inset-left, 0px);
    --safe-area-right: env(safe-area-inset-right, 0px);
    
    /* Navigation Height */
    --nav-height: 70px;
}

/* ==================== Base Styles ==================== */
* {
    -webkit-tap-highlight-color: transparent;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

html, body {
    overscroll-behavior: none;
    -webkit-overflow-scrolling: touch;
}

body {
    background-color: var(--cream);
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    line-height: 1.5;
    min-height: 100vh;
    min-height: 100dvh;
    padding-bottom: calc(var(--safe-area-bottom) + var(--nav-height) + 20px);
    margin: 0;
}

/* ==================== Typography ==================== */
.font-serif {
    font-family: 'Playfair Display', Georgia, serif;
}

.font-sans {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--gray-900);
    line-height: 1.2;
}

/* ==================== Safe Areas ==================== */
.header-safe-area {
    padding-top: calc(var(--safe-area-top) + 1rem);
}

.content-safe-area {
    padding-left: var(--safe-area-left);
    padding-right: var(--safe-area-right);
}

/* ==================== Page Transitions ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(100%);
    }
}

.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

/* ==================== Spinner ==================== */
.spinner {
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 3px solid white;
    width: 24px;
    height: 24px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==================== Scrollbar ==================== */
::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-200);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* ==================== Selection ==================== */
::selection {
    background: var(--gold);
    color: white;
}

/* ==================== Focus States ==================== */
:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 2px;
}

/* ==================== Links ==================== */
a {
    color: var(--gold);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* ==================== Images ==================== */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==================== Utilities ==================== */
.text-gold {
    color: var(--gold);
}

.bg-gold {
    background-color: var(--gold);
}

.bg-cream {
    background-color: var(--cream);
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}