/**
 * impellikRecipes - Mobile-First Styles
 *
 * Design Philosophy:
 * - Base styles for mobile (320px-767px)
 * - Tablet styles at 768px breakpoint
 * - Desktop styles at 1024px breakpoint
 * - Progressive enhancement approach
 */

/* ============================================================================
   CSS CUSTOM PROPERTIES (VARIABLES)
   ========================================================================= */
:root {
    /* Colors - Leveraging Impellik theme but with custom accents */
    --color-primary: #5B8FD8;
    --color-primary-dark: #4A7BC7;
	--color-primary-vdark: #1D2632;
    --color-accent: #E67E22;
	--color-accent-dark: #CC6C1D;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;

    /* Neutral colors */
    --color-bg: #ffffff;
    --color-bg-secondary: #f9fafb;
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-border: #e5e7eb;

    /* Spacing */
    --spacing-xs: 0.25rem;    /* 4px */
    --spacing-sm: 0.5rem;     /* 8px */
    --spacing-md: 1rem;       /* 16px */
    --spacing-lg: 1.5rem;     /* 24px */
    --spacing-xl: 2rem;       /* 32px */
    --spacing-2xl: 3rem;      /* 48px */

    /* Layout */
    --container-max-width: 1200px;
    --touch-target-min: 44px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --bottom-nav-height: 70px;

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;   /* 12px */
    --font-size-sm: 0.875rem;  /* 14px */
    --font-size-base: 1rem;    /* 16px */
    --font-size-lg: 1.125rem;  /* 18px */
    --font-size-xl: 1.25rem;   /* 20px */
    --font-size-2xl: 1.5rem;   /* 24px */

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 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);
}

/* ============================================================================
   BASE STYLES (MOBILE FIRST - 320px+)
   ========================================================================= */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background-color: #f3f4f6; /* Light gray background like bites */
    margin: 0;
    padding: 0;
    padding-bottom: var(--bottom-nav-height); /* Space for bottom nav */
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    padding: var(--spacing-md);
}

.page-content {
    flex: 1;
    padding: 0.5rem 0.75rem calc(var(--bottom-nav-height) + 1rem) 0.75rem; /* Space for bottom nav + extra padding */
}

.page-content h1 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1.5rem; /* Slightly smaller on mobile */
    font-weight: 700;
    line-height: 1.2;
}

/* Container width management */
.page-content .container {
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    max-width: 100%; /* Mobile: full width */
}

.page-content .card {
    margin-bottom: 1rem;
}

.page-content .card h3 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.3;
}

/* ============================================================================
   NAVIGATION - TOP NAV (Always visible for branding, menu hidden on mobile)
   ========================================================================= */
.top-nav {
    display: block; /* Always visible for branding/home link */
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem var(--spacing-md);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    font-size: var(--font-size-xl);
    text-decoration: none;
    color: var(--color-text);
}

.nav-brand strong {
    color: var(--color-primary);
}

.nav-menu {
    display: none; /* Hidden on mobile */
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: color 0.2s, background-color 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
}

.nav-user {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.btn-logout {
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg-secondary);
    border-radius: var(--border-radius);
}

/* ============================================================================
   NAVIGATION - BOTTOM NAV (Mobile only)
   ========================================================================= */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 9999;
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    pointer-events: auto;
    text-decoration: none;
    color: var(--color-text-secondary);
    padding: var(--spacing-sm);
    min-height: var(--touch-target-min);
    transition: color 0.2s;
}

.bottom-nav .nav-item span {
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
    pointer-events: none;
}

.bottom-nav .nav-item svg {
    pointer-events: none;
}

.bottom-nav .nav-item.active {
    color: var(--color-primary);
}

.bottom-nav .nav-item-add {
    color: var(--color-accent);
}

.bottom-nav .nav-item-add svg {
    width: 32px;
    height: 32px;
}

/* ============================================================================
   BUTTONS
   ========================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: var(--touch-target-min);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    width: 100%; /* Full width on mobile */
}

.btn-outline {
    background-color: white;
    color: var(--color-text);
    border: 1px solid #d1d5db;
}

.btn-outline:hover {
    background-color: var(--color-bg-secondary);
}

.btn-large {
    padding: 0.75rem 1.5rem;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-danger {
    background-color: var(--color-danger);
    color: white;
}

.btn-success {
    background-color: var(--color-success);
    color: white;
}

/* ============================================================================
   FORMS
   ========================================================================= */
.form-group {
    margin-bottom: 0.75rem;
}

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

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    min-height: var(--touch-target-min);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-bg);
    color: var(--color-text);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(91, 143, 216, 0.1);
}

/* ============================================================================
   CARDS
   ========================================================================= */
.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 1rem; /* Reduced from 1.5rem on mobile */
    margin-bottom: 1rem; /* Reduced from 1.5rem */
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 1rem;
    color: var(--color-text);
    line-height: 1.3;
}

/* ============================================================================
   FOOTER
   ========================================================================= */
.app-footer {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.footer-links {
    margin-top: var(--spacing-md);
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
}

.footer-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
}

/* ============================================================================
   ALERTS
   ========================================================================= */
.alert {
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1fae5;
    border: 1px solid #10b981;
    color: #065f46;
}

.alert-danger {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
    color: #991b1b;
}

.text-muted {
    color: var(--color-text-secondary);
}

/* ============================================================================
   UTILITY CLASSES
   ========================================================================= */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-lg); }
.hidden { display: none; }

/* ============================================================================
   TABLET BREAKPOINT (768px+)
   ========================================================================= */
@media (min-width: 768px) {
    body {
        padding-bottom: 0; /* Remove bottom nav spacing */
    }

    .nav-menu {
        display: flex; /* Show nav menu on tablet+ */
    }

    .bottom-nav {
        display: none; /* Hide bottom nav */
    }

    .main-content {
        padding: var(--spacing-xl);
    }

    .btn {
        width: auto; /* Buttons not full width */
        min-width: 120px;
    }

    .card {
        padding: 1.5rem; /* Restore fuller padding on tablet+ */
    }

    .page-content {
        padding: 1.5rem; /* More breathing room on tablet+ */
    }

    .page-content .container {
        max-width: 100%; /* Tablet: still full width */
    }

    .page-content h1 {
        font-size: 1.875rem; /* Larger title on tablet+ */
    }

    .form-group {
        margin-bottom: 1rem; /* Restore normal spacing */
    }
}

/* ============================================================================
   DESKTOP BREAKPOINT (1024px+)
   ========================================================================= */
@media (min-width: 1024px) {
    .main-content {
        margin: 0 auto;
        padding: 0 !important; /* Remove padding - let page-content handle it */
        max-width: none !important; /* Force full width, override Impellik theme */
        width: 100% !important; /* Force full width */
    }

    .page-content {
        padding: 2rem; /* Padding around the edges */
        max-width: none !important; /* Force full width, override Impellik theme */
        width: 100% !important; /* Force full width */
    }

    .page-content .container,
    .page-content .recipe-container {
        max-width: var(--container-max-width) !important; /* Container is constrained to 1200px */
        margin: 0 auto; /* Center the container */
        padding: 0;
        width: 100%;
    }
}

/* ============================================================================
   DEBUGGING - Force container width on desktop
   ========================================================================= */
@media (min-width: 1024px) {
    body .page-content .container {
        max-width: 1200px !important;
        width: 100% !important;
    }
}