/*
Theme Name: NutraScience Theme
Theme URI: https://example.com/nutrascience
Author: Antigravity
Author URI: https://example.com
Description: A premium, science-focused theme for nutraceutical reviews.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Tags: blog, health, clean, green
Text Domain: nutrascience
*/

:root {
    /* Colors */
    --color-primary: #1B4D3E;
    /* Deep Emerald Green */
    --color-primary-dark: #12352A;
    --color-primary-light: #2A6E5A;

    --color-secondary: #0F52BA;
    /* Clinical Blue */
    --color-secondary-light: #E6EEF5;
    /* Light blue bg */

    --color-accent: #D4AF37;
    /* Gold/Bronze for premium feel */
    --color-error: #D32F2F;

    --color-text-main: #1A1A1A;
    --color-text-muted: #555555;
    --color-text-light: #FFFFFF;

    --color-bg-body: #F9FAFB;
    /* Off-white */
    --color-bg-white: #FFFFFF;
    --color-border: #E5E7EB;

    /* Typography */
    --font-heading: 'Merriweather', serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-spacing: 5rem;
    --container-width: 1200px;
    --header-height: 80px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-body);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--color-text-main);
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header Styles */
.site-header {
    background-color: var(--color-bg-white);
    height: var(--header-height);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    color: var(--color-accent);
}

.main-nav ul {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    font-weight: 500;
    color: var(--color-text-main);
}

.main-nav a:hover {
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        /* Hide for now, will implement mobile menu later */
    }

    .mobile-menu-toggle {
        display: block;
    }

    .sm-hidden {
        display: none;
    }
}

/* Hero Section */
.hero-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--color-bg-white) 0%, #F0F7F4 100%);
    /* Subtle green tint */
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-primary-light);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    /* Pill shape */
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--color-primary-dark);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-main);
    border: 1px solid var(--color-border);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* Hero Visual */
.hero-visual-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: var(--color-primary);
    /* Fallback */
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 20px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.hero-icon-large {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.1);
}

.floating-card {
    position: absolute;
    background: white;
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--color-text-main);
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    left: -20px;
}

.card-2 {
    bottom: 20%;
    right: -20px;
    animation-delay: 1.5s;
}

.text-success {
    color: var(--color-primary);
}

.text-warning {
    color: var(--color-accent);
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

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

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

@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        justify-content: center;
    }
}

/* Sections General */
.section {
    padding: var(--section-spacing) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem auto;
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-primary-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-muted);
}

/* Reviews Grid */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.review-card {
    background: var(--color-bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-image-wrapper {
    position: relative;
    aspect-ratio: 16/9;
}

.card-image-placeholder {
    width: 100%;
    height: 100%;
}

.color-1 {
    background-color: #A7C7E7;
}

/* Paste blue */
.color-2 {
    background-color: #F8C8DC;
}

/* Pastel Pink */
.color-3 {
    background-color: #C1E1C1;
}

/* Pastel Green */

.card-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: var(--color-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-badge.bg-warning {
    background-color: var(--color-error);
}

.card-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
}

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

.card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.card-title a:hover {
    color: var(--color-primary);
}

.card-excerpt {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    flex: 1;
    /* Pushes footer down */
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.rating {
    font-weight: 700;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.rating i {
    color: var(--color-accent);
}

.rating.text-error i {
    color: var(--color-error);
}

.read-more {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
}

/* Trust Section */
.trust-section {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    text-align: center;
}

.trust-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.trust-item {
    padding: 1rem;
}

.trust-icon {
    font-size: 3rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
}

.trust-item h3 {
    color: var(--color-text-light);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.trust-item p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.6;
}

/* Subscribe Section */
.subscribe-section {
    background-color: var(--color-bg-white);
    text-align: center;
    border-top: 1px solid var(--color-border);
}

.subscribe-container {
    max-width: 600px;
}

.subscribe-content h2 {
    font-size: 2rem;
    color: var(--color-primary-dark);
    margin-bottom: 1rem;
}

.subscribe-content p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.subscribe-form {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.subscribe-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 1rem;
}

.subscribe-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-note {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Footer */
.site-footer {
    background-color: var(--color-primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
    font-size: 0.95rem;
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    gap: 4rem;
    margin-bottom: 3rem;
    justify-content: space-between;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    color: white;
    /* Override logo color for dark bg */
    margin-bottom: 1rem;
}

.footer-brand .logo-icon {
    color: var(--color-accent);
}

.footer-links {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.link-group h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
}

.link-group ul li {
    margin-bottom: 0.75rem;
}

.link-group a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.legal-links a {
    margin-left: 1.5rem;
}

.legal-links a:hover {
    color: white;
}

.disclaimer-text {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.5;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
}

@media (max-width: 768px) {
    .subscribe-form {
        flex-direction: column;
    }

    .footer-top {
        flex-direction: column;
        gap: 2rem;
    }

    .footer-links {
        gap: 2rem;
        width: 100%;
        justify-content: space-between;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .legal-links a {
        margin: 0 0.75rem;
    }
}