/* ============================================
   HEALTH-AWARE RECIPE MODIFIER - LANDING PAGE CSS
   Modern, Clean, Healthcare-Themed Design
   ============================================ */

/* CSS Variables - Design Tokens */
:root {
    /* Primary Colors - Medical/Health Theme */
    --primary-50: #e6f7f7;
    --primary-100: #b3e8e8;
    --primary-200: #80d9d9;
    --primary-300: #4dc9c9;
    --primary-400: #26bdbd;
    --primary-500: #00b0b0;
    --primary-600: #009e9e;
    --primary-700: #008686;
    --primary-800: #006e6e;
    --primary-900: #004d4d;

    /* Secondary - Blue Health */
    --secondary-50: #e8f4fc;
    --secondary-100: #b8dff5;
    --secondary-200: #87caee;
    --secondary-300: #57b5e7;
    --secondary-400: #36a5e2;
    --secondary-500: #1a96dd;
    --secondary-600: #1784c7;
    --secondary-700: #136da8;
    --secondary-800: #0f5789;
    --secondary-900: #093b5c;

    /* Accent - Green Health */
    --accent-50: #e8f8ed;
    --accent-100: #b9ebc8;
    --accent-200: #8adea3;
    --accent-300: #5bd17e;
    --accent-400: #3ac862;
    --accent-500: #22c55e;
    --accent-600: #1eb053;
    --accent-700: #189545;
    --accent-800: #137a38;
    --accent-900: #0c5425;

    /* Neutral Colors */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Status Colors */
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00b0b0 0%, #1a96dd 50%, #3b82f6 100%);
    --gradient-hero: linear-gradient(135deg, #e6f7f7 0%, #e8f4fc 50%, #f0f9ff 100%);
    --gradient-accent: linear-gradient(135deg, #22c55e 0%, #00b0b0 100%);
    --gradient-dark: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(0, 176, 176, 0.3);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Inter', sans-serif;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ============================================
   BASE STYLES & RESET
   ============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    /* zoom: 90%; */
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: #ffffff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   LUCIDE ICONS
   ============================================ */
.lucide-icon {
    width: 1.25em;
    height: 1.25em;
    stroke-width: 2;
    vertical-align: middle;
    display: inline-block;
}

.lucide-icon-sm {
    width: 1em;
    height: 1em;
    stroke-width: 2;
    vertical-align: middle;
    display: inline-block;
}

.lucide-icon-lg {
    width: 3rem;
    height: 3rem;
    stroke-width: 1.5;
    display: inline-block;
}

/* Icon in logo */
.logo-icon .lucide-icon {
    width: 1.75rem;
    height: 1.75rem;
    color: var(--primary-500);
}

/* Icons in buttons */
.btn-icon .lucide-icon {
    width: 1.125rem;
    height: 1.125rem;
}

/* Icons in step cards */
.step-icon .lucide-icon {
    width: 3rem;
    height: 3rem;
    color: var(--primary-500);
}

/* Icons in feature cards */
.feature-icon .lucide-icon {
    width: 2rem;
    height: 2rem;
    color: var(--primary-500);
}

/* Icon in featured card (Most Popular) */
.feature-card.featured .feature-icon .lucide-icon {
    color: white;
}

/* Icons in condition cards */
.condition-icon .lucide-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--primary-500);
}

/* Icons in benefit items */
.benefit-icon .lucide-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: var(--primary-500);
}

/* Icons in item-icon (analysis items) */
.item-icon .lucide-icon {
    width: 1.25rem;
    height: 1.25rem;
}

.analysis-item.warning .item-icon .lucide-icon {
    color: var(--warning);
}

.analysis-item.success .item-icon .lucide-icon {
    color: var(--success);
}

/* Icons in output cards */
.output-icon .lucide-icon {
    width: 1.5rem;
    height: 1.5rem;
}

/* Floating badge icons */
.floating-badge .lucide-icon {
    width: 1rem;
    height: 1rem;
    vertical-align: -0.1em;
}

/* CTA icon */
.cta-icon .lucide-icon-lg {
    width: 4rem;
    height: 4rem;
    color: white;
}

/* Coming soon icon */
.coming-soon .lucide-icon {
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: -0.15em;
    color: var(--primary-500);
}

/* Recipe meta icons */
.recipe-meta .lucide-icon-sm {
    width: 0.9rem;
    height: 0.9rem;
    vertical-align: -0.1em;
    color: var(--gray-400);
}

/* Disclaimer icon */
.disclaimer .lucide-icon-sm {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    color: var(--warning);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul,
ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-4) 0;
    transition: var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: var(--space-3) 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-icon {
    font-size: 1.75rem;
    top: -0.5rem;
}

.logo-text {
    color: var(--gray-800);
}

.logo-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-links li a {
    font-weight: 500;
    color: var(--gray-600);
    padding: var(--space-2) 0;
    position: relative;
}

.nav-links li a:not(.btn):hover {
    color: var(--primary-600);
}

.nav-links li a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

.nav-links li a:not(.btn):hover::after {
    width: 100%;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--space-6);
        gap: var(--space-4);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition-base);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-icon {
    font-size: 1.125rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 0 20px rgba(0, 176, 176, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 176, 176, 0.3);
}

.btn-secondary {
    background: white;
    color: var(--gray-700);
    border: 2px solid var(--gray-200);
}

.btn-secondary:hover {
    border-color: var(--primary-400);
    color: var(--primary-600);
    background: var(--primary-50);
}

.nav-links .btn-nav {
    background: var(--gradient-primary);
    color: white;
    padding: 14px 32px;
    font-size: 1rem;
    border-radius: var(--radius-xl);
    font-weight: 600;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: 1rem;
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: 1.125rem;
    border-radius: var(--radius-xl);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--space-24) 0 200px;
    overflow-x: clip;
    overflow-y: visible;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.4;
    background-image: radial-gradient(circle at 1px 1px, var(--primary-200) 1px, transparent 0);
    background-size: 40px 40px;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        display: none;
    }
}

.hero-content {
    max-width: 600px;
}

@media (max-width: 968px) {
    .hero-content {
        max-width: 100%;
        margin: 0 auto;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: white;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-700);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease-out;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--gray-900);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--space-8);
    line-height: 1.7;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
}

.hero-stats {
    display: flex;
    gap: var(--space-10);
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

@media (max-width: 968px) {
    .hero-stats {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-6);
    }
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-600);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Hero Visual Card */
.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s ease-out 0.3s both;
    padding: 40px 60px 40px 80px;
    overflow: visible;
}

.hero-card {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
}

.card-dots {
    display: flex;
    gap: var(--space-2);
}

.card-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.card-dots span:nth-child(1) {
    background: #ff5f57;
}

.card-dots span:nth-child(2) {
    background: #febc2e;
}

.card-dots span:nth-child(3) {
    background: #28c840;
}

.card-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-600);
}

.card-content {
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.analysis-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
}

.analysis-item.warning {
    background: #fef3c7;
    border-left: 4px solid var(--warning);
}

.analysis-item.success {
    background: #dcfce7;
    border-left: 4px solid var(--success);
}

.item-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.item-text {
    display: flex;
    flex-direction: column;
}

.item-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-800);
}

.item-desc {
    font-size: 0.8125rem;
    color: var(--gray-600);
}

/* Floating Badges */
.floating-badge {
    position: absolute;
    padding: var(--space-2) var(--space-4);
    background: white;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
    z-index: 3;
    white-space: nowrap;
}

.badge-1 {
    top: 0;
    right: 0;
    animation-delay: 0s;
}

.badge-2 {
    bottom: 35%;
    left: 0;
    animation-delay: 0.5s;
}

.badge-3 {
    bottom: 5%;
    right: 10px;
    animation-delay: 1s;
}

/* Hero Wave */
.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
    z-index: 1;
    pointer-events: none;
}

.hero-wave svg {
    width: 100%;
    height: 120px;
}

/* ============================================
   SECTION COMMON STYLES
   ============================================ */
section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--primary-50);
    color: var(--primary-700);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    background: white;
}

.steps-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.step-card {
    flex: 1;
    min-width: 220px;
    max-width: 280px;
    background: white;
    border: 2px solid var(--gray-100);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    position: relative;
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.step-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.step-card:hover {
    border-color: var(--primary-300);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    font-weight: 700;
    font-size: 0.875rem;
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
}

.step-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
}

.step-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-2);
}

.step-desc {
    font-size: 0.9375rem;
    color: var(--gray-500);
}

.step-connector {
    width: 60px;
    color: var(--primary-300);
}

@media (max-width: 968px) {
    .step-connector {
        display: none;
    }

    .steps-grid {
        gap: var(--space-8);
    }
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    background: var(--gray-50);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    position: relative;
    transition: var(--transition-base);
    border: 2px solid transparent;
    opacity: 0;
    transform: translateY(20px);
}

.feature-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-200);
}

.feature-card.featured {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.feature-card.featured .feature-title,
.feature-card.featured .feature-desc {
    color: white;
}

.feature-card.featured .feature-icon-wrap {
    background: rgba(255, 255, 255, 0.2);
}

.feature-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: rgba(255, 255, 255, 0.3);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

.feature-icon-wrap {
    width: 64px;
    height: 64px;
    background: var(--primary-50);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
}

.feature-icon {
    font-size: 2rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
}

.feature-desc {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   CONDITIONS SECTION
   ============================================ */
.conditions {
    background: white;
}

.conditions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.condition-card {
    background: var(--gradient-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    transition: var(--transition-base);
    opacity: 0;
    transform: translateY(20px);
}

.condition-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.condition-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-300);
}

.condition-icon {
    font-size: 3.5rem;
    margin-bottom: var(--space-4);
    display: block;
}

.condition-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-2);
}

.condition-desc {
    font-size: 0.9375rem;
    color: var(--gray-500);
}

.conditions-cta {
    text-align: center;
    margin-top: var(--space-10);
}

.coming-soon {
    display: inline-block;
    padding: var(--space-3) var(--space-6);
    background: var(--accent-50);
    color: var(--accent-700);
    font-weight: 600;
    border-radius: var(--radius-full);
}

/* ============================================
   WHY US SECTION
   ============================================ */
.why-us {
    background: var(--gray-50);
}

.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (max-width: 968px) {
    .why-us-content {
        grid-template-columns: 1fr;
    }
}

.why-us-text .section-title,
.why-us-text .section-subtitle {
    text-align: left;
}

.why-us-text .section-subtitle {
    margin: 0;
    margin-bottom: var(--space-8);
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.benefit-item {
    display: flex;
    gap: var(--space-4);
    opacity: 0;
    transform: translateX(-20px);
}

.benefit-item.animate-in {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.benefit-content h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-1);
}

.benefit-content p {
    font-size: 0.9375rem;
    color: var(--gray-500);
}

/* Visual Card */
.visual-card {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-xl);
}

.visual-header {
    margin-bottom: var(--space-6);
}

.visual-title {
    font-weight: 700;
    color: var(--gray-800);
}

.chart-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.chart-bar {
    height: 48px;
    background: var(--gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    width: var(--fill);
    background: var(--gray-400);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    padding-left: var(--space-4);
    transition: width 1s ease-out;
}

.bar-fill.bar-success {
    background: var(--gradient-accent);
}

.bar-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: white;
}

.chart-legend {
    margin-top: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.legend-dot {
    width: 12px;
    height: 12px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: inline-block;
    margin-right: var(--space-2);
}

.legend-item {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* ============================================
   SAMPLE OUTPUT SECTION
   ============================================ */
.sample-output {
    background: white;
}

.output-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (max-width: 768px) {
    .output-grid {
        grid-template-columns: 1fr;
    }
}

.output-card {
    background: var(--gray-50);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    opacity: 0;
    transform: translateY(20px);
}

.output-card.animate-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.output-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-5);
    background: white;
    border-bottom: 1px solid var(--gray-200);
}

.output-icon {
    font-size: 1.5rem;
}

.output-header h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
}

.output-content {
    padding: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.ingredient-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    background: white;
}

.ingredient-item.harmful {
    border-left: 4px solid var(--danger);
}

.ingredient-item.healthy {
    border-left: 4px solid var(--success);
}

.ing-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--gray-800);
}

.ing-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
}

.harmful .ing-tag {
    background: #fee2e2;
    color: var(--danger);
}

.healthy .ing-tag {
    background: #dcfce7;
    color: var(--success);
}

/* Recipe Preview */
.recipe-preview h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-2);
}

.recipe-meta {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: var(--space-4);
}

.recipe-steps {
    font-size: 0.9375rem;
    color: var(--gray-600);
}

.recipe-steps p {
    margin-bottom: var(--space-2);
}

.recipe-more {
    color: var(--primary-600);
    font-weight: 600;
}

/* PDF Preview */
.pdf-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
}

.pdf-mock {
    width: 100%;
    max-width: 200px;
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
}

.pdf-header-mock {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.pdf-logo {
    width: 24px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
}

.pdf-title-mock {
    flex: 1;
    height: 12px;
    background: var(--gray-200);
    border-radius: var(--radius-sm);
}

.pdf-section-mock {
    height: 8px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.pdf-section-mock.short {
    width: 60%;
}

.pdf-table-mock {
    margin-top: var(--space-3);
}

.pdf-row {
    height: 6px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-1);
}

.pdf-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta {
    background: var(--gradient-dark);
    padding: var(--space-24) 0;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 176, 176, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.cta-content {
    position: relative;
    text-align: center;
    color: white;
}

.cta-icon {
    font-size: 4rem;
    margin-bottom: var(--space-6);
    display: block;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
}

.cta-subtitle {
    font-size: 1.25rem;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto var(--space-8);
}

.cta-note {
    margin-top: var(--space-6);
    font-size: 0.875rem;
    opacity: 0.6;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--gray-900);
    color: white;
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-brand .logo-text {
    color: white;
}

.footer-desc {
    color: var(--gray-400);
    margin-bottom: var(--space-6);
    max-width: 300px;
}

.footer-tech {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.tech-badge {
    padding: var(--space-1) var(--space-3);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    color: var(--gray-300);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: white;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-column a {
    color: var(--gray-400);
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.footer-column a:hover {
    color: var(--primary-400);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-8);
    text-align: center;
}

.copyright {
    color: var(--gray-400);
    font-size: 0.9375rem;
    margin-bottom: var(--space-4);
}

.disclaimer {
    color: var(--gray-500);
    font-size: 0.8125rem;
    max-width: 700px;
    margin: 0 auto;
    padding: var(--space-4);
    background: rgba(245, 158, 11, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.5;
    }

    50% {
        transform: scale(1.1);
        opacity: 1;
    }
}

/* ============================================
   UTILITIES
   ============================================ */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   APP PAGES - SHARED STYLES
   ============================================ */

/* App Page Layout */
.app-page,
.auth-page,
.profile-page,
.results-page {
    min-height: 100vh;
    background: var(--gray-50);
}

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    padding: var(--space-8) var(--space-4);
}

/* App Header */
.app-header,
.profile-header,
.results-header {
    background: var(--gradient-primary);
    padding: var(--space-6) 0;
    color: white;
}

.app-header .container,
.profile-header .container,
.results-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    color: white;
    font-weight: 500;
    transition: var(--transition-base);
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.header-title h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.header-title p {
    opacity: 0.9;
    font-size: 0.9375rem;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.user-info {
    text-align: right;
}

.user-info .username {
    font-weight: 600;
}

.user-info .condition {
    font-size: 0.8125rem;
    opacity: 0.9;
}

.header-btn {
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    color: white;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition-base);
}

.header-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Main Content Areas */
.main-content {
    padding: var(--space-10) 0;
}

.main-content .container {
    max-width: 900px;
}

/* Auth Container */
.auth-container {
    width: 100%;
    max-width: 480px;
}

/* Cards */
.auth-card,
.main-card,
.profile-card,
.results-card {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.auth-header {
    background: var(--gradient-primary);
    padding: var(--space-8);
    text-align: center;
    color: white;
}

.auth-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.auth-header p {
    opacity: 0.9;
    font-size: 0.9375rem;
}

.auth-body,
.card-body {
    padding: var(--space-8);
}

/* Card Headers for Results/Profile */
.results-card .card-header,
.profile-card .card-header,
.main-card .card-header {
    padding: var(--space-5) var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: white;
}

.results-card .card-header.primary,
.profile-card .card-header.primary,
.main-card .card-header {
    background: var(--gradient-primary);
}

.results-card .card-header.success,
.profile-card .card-header.success {
    background: var(--accent-500);
}

.results-card .card-header.danger {
    background: var(--danger);
}

.results-card .card-header.info,
.profile-card .card-header.info {
    background: var(--secondary-500);
}

.results-card .card-header.secondary {
    background: var(--gray-600);
}

.results-card .card-header h3,
.profile-card .card-header h3,
.main-card .card-header h3 {
    font-size: 1.125rem;
    font-weight: 700;
}

/* Form Styles */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group,
.form-section {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
    font-size: 0.9375rem;
}

.form-label .icon {
    margin-right: var(--space-2);
}

.input-group {
    display: flex;
    gap: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-base);
    background: white;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 4px rgba(0, 176, 176, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-400);
}

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

.form-hint {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-top: var(--space-2);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-500);
}

.form-checkbox label {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

/* Condition Display */
.condition-display {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--accent-50);
    border: 2px solid var(--accent-200);
    border-radius: var(--radius-lg);
}

.condition-display .icon {
    width: 40px;
    height: 40px;
    background: var(--accent-500);
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.condition-display .text {
    flex: 1;
}

.condition-display .label {
    font-size: 0.8125rem;
    color: var(--gray-500);
}

.condition-display .value {
    font-weight: 600;
    color: var(--gray-800);
}

.condition-display .link {
    color: var(--primary-600);
    font-size: 0.875rem;
}

/* Buttons */
.btn-submit {
    width: 100%;
    padding: var(--space-4);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 176, 176, 0.3);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-submit.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.btn-ai {
    padding: var(--space-3) var(--space-5);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.btn-ai:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ai:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary-auth {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--accent-50);
    color: var(--accent-700);
    border: 2px solid var(--accent-200);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-secondary-auth:hover {
    background: var(--accent-100);
    border-color: var(--accent-400);
}

.btn-logout {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: white;
    color: var(--danger);
    border: 2px solid var(--danger);
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-base);
}

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

/* Auth Divider */
.auth-divider {
    display: flex;
    align-items: center;
    margin: var(--space-6) 0;
    color: var(--gray-400);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.auth-divider span {
    padding: 0 var(--space-4);
    font-size: 0.875rem;
}

.auth-link-section {
    text-align: center;
}

.auth-link-section p {
    color: var(--gray-500);
    margin-bottom: var(--space-3);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--gray-500);
    font-size: 0.9375rem;
    margin-top: var(--space-4);
}

.back-link:hover {
    color: var(--primary-600);
}

/* Logo Header */
.logo-header {
    text-align: center;
    margin-bottom: var(--space-6);
}

.logo-header a {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-header .logo-icon {
    font-size: 1.75rem;
}

/* Info Cards */
.info-card {
    background: var(--primary-50);
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    margin-top: var(--space-6);
}

.info-card.warning {
    background: #fef3c7;
    border-color: #fcd34d;
}

.info-card.info {
    background: var(--secondary-50);
    border-color: var(--secondary-200);
}

.info-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.info-card.warning h4 {
    color: #92400e;
}

.info-card.info h4 {
    color: var(--secondary-700);
}

.info-card ul {
    list-style: none;
}

.info-card li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    margin-bottom: var(--space-2);
}

.info-card.warning li {
    color: #78350f;
}

.info-card.info li {
    color: var(--secondary-800);
}

.info-card li:last-child {
    margin-bottom: 0;
}

/* Alerts */
.alert,
.alert-box {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

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

.alert-success,
.alert-box.success {
    background: #dcfce7;
    border: 1px solid #bbf7d0;
    color: #166534;
}

.alert-info,
.alert-box.info {
    background: var(--secondary-50);
    border: 1px solid var(--secondary-200);
    color: var(--secondary-800);
}

.error-text {
    color: var(--danger);
    font-size: 0.8125rem;
    margin-top: var(--space-1);
}

/* Info Grid for App Page */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-8);
}

@media (max-width: 600px) {
    .info-grid {
        grid-template-columns: 1fr;
    }
}

.info-grid .info-card {
    background: white;
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: var(--transition-base);
    margin-top: 0;
}

.info-grid .info-card:hover {
    border-color: var(--primary-300);
    box-shadow: var(--shadow-md);
}

.info-grid .info-card .icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.info-grid .info-card h4 {
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-1);
    justify-content: center;
}

.info-grid .info-card p {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Report Card */
.report-card {
    background: white;
    border: 2px solid var(--warning);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-top: var(--space-8);
}

.report-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.report-card h4 {
    font-weight: 700;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.btn-report {
    padding: var(--space-3) var(--space-5);
    background: var(--warning);
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-report:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

/* Section Intro */
.section-intro {
    text-align: center;
    margin-bottom: var(--space-8);
}

.section-intro h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.section-intro p {
    color: var(--gray-500);
}

/* Profile Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    text-align: center;
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

.stat-item {
    padding: var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
}

.stat-item .number {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: var(--space-1);
}

.stat-item .number.primary {
    color: var(--primary-600);
}

.stat-item .number.warning {
    color: var(--warning);
}

.stat-item .number.success {
    color: var(--success);
}

.stat-item .label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* Profile Info */
.info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.info-item .icon {
    width: 40px;
    height: 40px;
    background: var(--primary-100);
    color: var(--primary-600);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-item .content h4 {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin-bottom: var(--space-1);
}

.info-item .content .value {
    font-weight: 600;
    color: var(--gray-800);
}

.info-item .content .badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: #fef3c7;
    color: #92400e;
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
}

/* Action Buttons Grid */
.action-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-6);
    margin-bottom: var(--space-6);
}

@media (max-width: 600px) {
    .action-buttons {
        grid-template-columns: 1fr;
    }
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4);
    border-radius: var(--radius-xl);
    font-weight: 600;
    transition: var(--transition-base);
    text-align: center;
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.action-btn.primary {
    background: var(--primary-50);
    color: var(--primary-700);
    border: 2px solid var(--primary-200);
}

.action-btn.primary:hover {
    background: var(--primary-100);
    border-color: var(--primary-400);
}

.action-btn.info {
    background: var(--secondary-50);
    color: var(--secondary-700);
    border: 2px solid var(--secondary-200);
}

.action-btn.info:hover {
    background: var(--secondary-100);
    border-color: var(--secondary-400);
}

.action-btn.warning {
    background: #fef3c7;
    color: #92400e;
    border: 2px solid #fcd34d;
}

.action-btn.warning:hover {
    background: #fde68a;
    border-color: #f59e0b;
}

/* Tabs */
.tabs-container {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    background: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
}

.tab-btn {
    flex: 1;
    padding: var(--space-4);
    font-weight: 600;
    color: var(--gray-500);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.tab-btn:hover {
    color: var(--primary-600);
    background: var(--gray-50);
}

.tab-btn.active {
    color: var(--primary-600);
    background: white;
    border-bottom: 3px solid var(--primary-500);
}

.tab-content {
    display: none;
    padding: var(--space-6);
}

.tab-content.active {
    display: block;
}

/* History Table */
.history-table {
    width: 100%;
    border-collapse: collapse;
}

.history-table th,
.history-table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.history-table th {
    background: var(--gray-800);
    color: white;
    font-weight: 600;
    font-size: 0.875rem;
}

.history-table th:first-child {
    border-radius: var(--radius-lg) 0 0 0;
}

.history-table th:last-child {
    border-radius: 0 var(--radius-lg) 0 0;
}

.history-table td {
    font-size: 0.9375rem;
    color: var(--gray-700);
}

.history-table tr:hover {
    background: var(--gray-50);
}

.badge-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 var(--space-2);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
}

.badge-count.danger {
    background: #fee2e2;
    color: #dc2626;
}

.badge-count.success {
    background: #dcfce7;
    color: #16a34a;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-10);
}

.empty-state .icon {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: var(--space-4);
}

.empty-state p {
    color: var(--gray-500);
    margin-bottom: var(--space-4);
}

/* Results Page Specific */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (max-width: 480px) {
    .summary-grid {
        grid-template-columns: 1fr;
    }
}

.summary-item h4 {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin-bottom: var(--space-1);
}

.summary-item .value {
    font-weight: 600;
    color: var(--gray-800);
}

.summary-item .badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    background: var(--primary-100);
    color: var(--primary-700);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9375rem;
}

.ingredients-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.ingredient-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: 500;
}

.ingredient-badge.secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.ingredient-badge.danger {
    background: #fee2e2;
    color: #991b1b;
}

.ingredient-badge.success {
    background: #dcfce7;
    color: #166534;
}

.recipe-content {
    background: var(--gray-50);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
}

.recipe-content h5 {
    color: var(--primary-600);
    font-weight: 700;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.recipe-content p {
    margin-bottom: var(--space-3);
    line-height: 1.7;
}

.recipe-content ul,
.recipe-content ol {
    margin-left: var(--space-4);
    margin-bottom: var(--space-4);
}

.recipe-content li {
    margin-bottom: var(--space-2);
}

/* Tips Card */
.tips-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (max-width: 600px) {
    .tips-grid {
        grid-template-columns: 1fr;
    }
}

.tips-section h5 {
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.tips-section ul {
    list-style: none;
}

.tips-section li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    font-size: 0.9375rem;
    color: var(--gray-600);
}

/* Footer for App Pages */
.app-footer,
.profile-footer,
.results-footer {
    text-align: center;
    padding: var(--space-8) 0;
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* Logout Section */
.logout-section {
    text-align: center;
    margin-top: var(--space-8);
}

/* Spinner Animation */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive Adjustments */
@media (max-width: 768px) {

    .app-header .container,
    .profile-header .container,
    .results-header .container {
        flex-direction: column;
        text-align: center;
    }

    .header-left {
        flex-direction: column;
    }

    .header-right {
        flex-wrap: wrap;
        justify-content: center;
    }

    .user-info {
        text-align: center;
    }
}

/* Additional Responsiveness Fixes */
@media (max-width: 480px) {
    /* Input group wrapping for small screens */
    .input-group {
        flex-wrap: wrap;
    }
    
    .input-group .form-input {
        width: 100%;
        min-width: 0;
    }
    
    .input-group .btn-ai {
        width: 100%;
        margin-top: var(--space-2);
    }
    
    /* Auth container responsive width */
    .auth-container {
        width: min(480px, calc(100% - 2rem));
        max-width: none;
    }
    
    /* Smaller hero stats on mobile */
    .hero-stats {
        gap: var(--space-4);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    /* Tabs header scrollable on small screens */
    .tabs-header {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .tab-btn {
        white-space: nowrap;
        min-width: 120px;
    }
}

/* Very small screens (360px and below) */
@media (max-width: 360px) {
    .hero-buttons .btn {
        width: 100%;
    }
    
    .action-btn {
        font-size: 0.875rem;
        padding: var(--space-3);
    }
    
    .container {
        padding: 0 var(--space-3);
    }
}
/* ============================================
   ANIMATIONS - Keyframes
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

/* ============================================
   SPELL SUGGESTION STYLES
   ============================================ */
.spell-suggestion {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 0.875rem;
    margin-top: 0.5rem;
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.15) 0%, rgba(255, 152, 0, 0.1) 100%);
    border: 1px solid rgba(255, 193, 7, 0.4);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    animation: fadeIn 0.2s ease-out;
}

.suggestion-label {
    color: var(--gray-600);
    flex-shrink: 0;
}

.suggestion-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.suggestion-link {
    color: var(--primary-600);
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.suggestion-link:hover {
    background: var(--primary-50);
    color: var(--primary-700);
    text-decoration: underline;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   NUTRITION CARD STYLES
   ============================================ */
.nutrition-card {
    border: 2px solid var(--primary-100);
}

.nutrition-card .card-header.nutrition {
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-50) 100%);
    border-bottom: 2px solid var(--primary-100);
}

.nutrition-card .card-header.nutrition span {
    font-size: 1.5rem;
}

.nutrition-card .card-header.nutrition h3 {
    color: var(--primary-700);
}

.nutrition-warnings {
    margin-bottom: var(--space-6);
}

.nutrition-warnings .alert-box {
    margin-bottom: var(--space-2);
}

.nutrition-warnings .alert-box.warning {
    background: #fef3c7;
    border-left: 4px solid var(--warning);
}

.nutrition-warnings .alert-box.danger {
    background: #fee2e2;
    border-left: 4px solid var(--danger);
}

.nutrition-section {
    margin-bottom: var(--space-6);
}

.nutrition-section h5 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-700);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nutrition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-4);
}

.nutrition-item {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    transition: var(--transition-fast);
}

.nutrition-item:hover {
    background: white;
    box-shadow: var(--shadow-md);
}

.nutrition-item.calories {
    border-left: 4px solid #f97316;
}

.nutrition-item.protein {
    border-left: 4px solid #ef4444;
}

.nutrition-item.fat {
    border-left: 4px solid #eab308;
}

.nutrition-item.carbs {
    border-left: 4px solid #3b82f6;
}

.nutrition-item.fiber {
    border-left: 4px solid #22c55e;
}

.nutrition-item.sugar {
    border-left: 4px solid #ec4899;
}

.nutrition-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.nutrition-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.nutrition-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
}

.nutrition-label {
    font-size: 0.8125rem;
    color: var(--gray-500);
    font-weight: 500;
}

.nutrition-bar {
    height: 6px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: var(--space-1) 0;
}

.nutrition-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.5s ease-out;
}

.nutrition-dv {
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* Vitamins & Minerals Mini Grid */
.nutrition-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-3);
}

.nutrition-mini-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.nutrition-mini-item:hover {
    background: white;
    box-shadow: var(--shadow-sm);
}

.mini-label {
    font-size: 0.8125rem;
    color: var(--gray-600);
    font-weight: 500;
}

.mini-value {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary-600);
}

/* Nutrition Disclaimer */
.nutrition-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: var(--space-4);
    border: 1px dashed var(--gray-200);
}

.nutrition-disclaimer span:first-child {
    flex-shrink: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .nutrition-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nutrition-mini-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nutrition-item {
        padding: var(--space-3);
    }
    
    .nutrition-value {
        font-size: 1.125rem;
    }
}

@media (max-width: 480px) {
    .nutrition-grid {
        grid-template-columns: 1fr;
    }
    
    .nutrition-mini-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ============================================
   UNMATCHED INGREDIENTS SECTION
   ============================================ */
.unmatched-ingredients-section {
    margin-top: var(--space-4);
}

.unmatched-details {
    background: #fef3c7;
    border: 1px solid #fcd34d;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.unmatched-summary {
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    font-weight: 500;
    color: #92400e;
    transition: var(--transition-fast);
    list-style: none;
}

.unmatched-summary::-webkit-details-marker {
    display: none;
}

.unmatched-summary::before {
    content: '▶';
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.unmatched-details[open] .unmatched-summary::before {
    transform: rotate(90deg);
}

.unmatched-summary:hover {
    background: rgba(245, 158, 11, 0.1);
}

.unmatched-list {
    padding: var(--space-4);
    background: #fffbeb;
    border-top: 1px dashed #fcd34d;
}

.unmatched-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-2);
    font-size: 0.875rem;
    border: 1px solid #e5e7eb;
}

.unmatched-item:last-of-type {
    margin-bottom: var(--space-3);
}

.unmatched-name {
    font-weight: 600;
    color: var(--gray-700);
}

.unmatched-category {
    font-size: 0.75rem;
    color: var(--gray-500);
    background: var(--gray-100);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.unmatched-note {
    margin: 0;
    padding: var(--space-3);
    background: white;
    border-radius: var(--radius-md);
    border: 1px dashed #22c55e;
    color: var(--gray-600);
}

.unmatched-note small {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    line-height: 1.5;
}

/* ============================================
   NUTRITION LOADING SPINNER
   ============================================ */
.nutrition-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    gap: var(--space-4);
}

.nutrition-loading p {
    color: var(--gray-500);
    font-size: 0.9375rem;
    animation: pulse 1.5s ease-in-out infinite;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-500);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* ============================================
   SPELL CHECK SUGGESTIONS
   ============================================ */
.spell-suggestion {
    margin-top: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--warning);
    font-size: 0.9375rem;
    animation: fadeIn 0.3s ease-out;
}

.spell-suggestion .spell-label {
    color: var(--gray-600);
    font-weight: 500;
    margin-right: var(--space-2);
}

.spell-suggestion .spell-link {
    color: var(--primary-600);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-fast);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
}

.spell-suggestion .spell-link:hover {
    background: var(--primary-50);
    color: var(--primary-700);
    text-decoration: underline;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}