/*
Theme Name: MediCore
Theme URI: https://medicoreone.com
Author: MediCore Distribution Services
Description: Custom lightweight theme for MediCore Distribution Services. Oncology pharmaceutical distribution in Nigeria.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: medicore-custom
*/

/* ========================================
   CSS RESET & BASE
   ======================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primary: #0B3D6B;
    --color-primary-dark: #082C4E;
    --color-primary-light: #1A5A9E;
    --color-accent: #1B8F6A;
    --color-accent-dark: #157556;
    --color-accent-light: #22B384;
    --color-text: #1E293B;
    --color-text-light: #475569;
    --color-text-lighter: #64748B;
    --color-bg: #FFFFFF;
    --color-bg-light: #F8FAFC;
    --color-bg-alt: #F1F5F9;
    --color-border: #E2E8F0;
    --color-border-light: #F1F5F9;
    --color-white: #FFFFFF;
    --color-error: #DC2626;
    --color-success: #16A34A;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    --max-width: 1200px;
    --max-width-narrow: 800px;
    --border-radius: 6px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --transition: 0.2s ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); margin-bottom: var(--spacing-lg); }
h2 { font-size: var(--font-size-3xl); margin-bottom: var(--spacing-lg); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

a {
    color: var(--color-primary-light);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover { color: var(--color-accent); }
a:focus-visible {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 2px;
    border-radius: 2px;
}

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

li { margin-bottom: var(--spacing-xs); color: var(--color-text-light); }

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

/* ========================================
   LAYOUT
   ======================================== */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.container--narrow {
    max-width: var(--max-width-narrow);
}

.section {
    padding: var(--spacing-4xl) 0;
}

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

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

.section--primary h2,
.section--primary h3,
.section--primary h4 {
    color: var(--color-white);
}

.section--primary p {
    color: rgba(255,255,255,0.85);
}

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid--2, .grid--3, .grid--4 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1024px) and (min-width: 769px) {
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    line-height: 1.5;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary-light);
    outline-offset: 2px;
}

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

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

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

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

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

.btn--white:hover {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn--outline-white {
    background-color: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,0.5);
}

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

.btn-group {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ========================================
   HEADER
   ======================================== */

.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: var(--spacing-sm);
}

.site-logo__img {
    height: 56px;
    width: auto;
    display: block;
    max-width: 200px;
    object-fit: contain;
}

.site-logo__img--footer {
    height: 48px;
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

.site-logo__text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.02em;
}

.site-logo__text span {
    color: var(--color-accent);
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 0;
}

.primary-nav__list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
}

.primary-nav__list li {
    margin: 0;
}

.primary-nav__list a {
    display: block;
    padding: 0.5rem 0.85rem;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.primary-nav__list a:hover,
.primary-nav__list a[aria-current="page"] {
    color: var(--color-primary);
    background-color: var(--color-bg-alt);
}

.primary-nav__cta {
    margin-left: var(--spacing-md);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--color-text);
}

.nav-toggle svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 1024px) {
    .nav-toggle { display: block; }

    .primary-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-lg) var(--spacing-xl);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        align-items: stretch;
    }

    .primary-nav.is-open { display: flex; }

    .primary-nav__list {
        flex-direction: column;
    }

    .primary-nav__list a {
        padding: 0.75rem var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .primary-nav__cta {
        margin-left: 0;
        margin-top: var(--spacing-md);
    }
}

/* ========================================
   HERO
   ======================================== */

.hero {
    background-color: var(--color-primary);
    background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-4xl) 0;
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(27,143,106,0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero__content {
    max-width: 680px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    color: var(--color-white);
    font-size: var(--font-size-5xl);
    line-height: 1.15;
    margin-bottom: var(--spacing-lg);
}

.hero p {
    font-size: var(--font-size-lg);
    color: rgba(255,255,255,0.85);
    margin-bottom: var(--spacing-2xl);
    max-width: 560px;
}

@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-3xl) 0;
    }
    .hero h1 {
        font-size: var(--font-size-3xl);
    }
}

/* ========================================
   CARDS
   ======================================== */

.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card__icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-bg-alt);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

.card__icon svg {
    width: 24px;
    height: 24px;
}

.card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

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

.card--highlight {
    border-color: var(--color-accent);
    border-width: 2px;
}

.card--link {
    text-decoration: none;
    display: block;
    color: inherit;
}

.card--link:hover {
    color: inherit;
}

/* ========================================
   FEATURE LIST
   ======================================== */

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: var(--spacing-md);
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    background-color: var(--color-accent);
    border-radius: 50%;
}

/* ========================================
   PRODUCT CATEGORIES
   ======================================== */

.product-category {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.product-category h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.product-category p {
    margin-bottom: var(--spacing-sm);
}

.product-category .molecules {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    font-style: italic;
}

/* ========================================
   FORMS
   ======================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.form-group label .required {
    color: var(--color-error);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    transition: border-color var(--transition), box-shadow var(--transition);
    appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px rgba(26,90,158,0.1);
}

.form-textarea {
    min-height: 140px;
    resize: vertical;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 640px) {
    .form-grid { grid-template-columns: 1fr; }
}

/* ========================================
   FAQ ACCORDION
   ======================================== */

.faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--color-white);
    border: none;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    cursor: pointer;
    text-align: left;
    transition: background-color var(--transition);
}

.faq-question:hover {
    background-color: var(--color-bg-light);
}

.faq-question::after {
    content: '+';
    font-size: var(--font-size-xl);
    color: var(--color-primary);
    flex-shrink: 0;
    margin-left: var(--spacing-md);
    transition: transform var(--transition);
}

.faq-item.is-open .faq-question::after {
    content: '−';
}

.faq-answer {
    display: none;
    padding: 0 var(--spacing-xl) var(--spacing-lg);
}

.faq-item.is-open .faq-answer {
    display: block;
}

/* ========================================
   CONTACT INFO
   ======================================== */

.contact-info {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
}

.contact-info li svg {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    margin-top: 2px;
}

.contact-info a {
    color: var(--color-text-light);
}

.contact-info a:hover {
    color: var(--color-primary);
}

/* ========================================
   MAP
   ======================================== */

.map-embed {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    margin-top: var(--spacing-2xl);
}

.map-embed iframe {
    width: 100%;
    height: 350px;
    border: 0;
    display: block;
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
    background-color: var(--color-primary-dark);
    color: rgba(255,255,255,0.7);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

.footer-col__title {
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-lg);
}

.footer-col p {
    color: rgba(255,255,255,0.6);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.footer-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav li {
    margin-bottom: var(--spacing-xs);
}

.footer-nav a {
    color: rgba(255,255,255,0.6);
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-nav a:hover {
    color: var(--color-white);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    font-size: var(--font-size-xs);
    color: rgba(255,255,255,0.4);
    margin: 0;
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.6);
    transition: all var(--transition);
}

.footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-white);
}

.footer-social a svg {
    width: 16px;
    height: 16px;
}

/* ========================================
   PAGE HEADER (non-home pages)
   ======================================== */

.page-header {
    background-color: var(--color-primary);
    background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-3xl) 0;
    color: var(--color-white);
}

.page-header h1 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    color: rgba(255,255,255,0.75);
    font-size: var(--font-size-lg);
    max-width: 600px;
}

.breadcrumbs {
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
}

.breadcrumbs a {
    color: rgba(255,255,255,0.6);
}

.breadcrumbs a:hover {
    color: var(--color-white);
}

.breadcrumbs span {
    color: rgba(255,255,255,0.4);
    margin: 0 0.5rem;
}

.breadcrumbs .current {
    color: rgba(255,255,255,0.8);
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
    background-color: var(--color-primary);
    background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--spacing-4xl) 0;
    text-align: center;
    color: var(--color-white);
}

.cta-section h2 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

.cta-section .btn-group {
    justify-content: center;
}

/* ========================================
   LEGAL PAGES
   ======================================== */

.legal-content {
    padding: var(--spacing-4xl) 0;
}

.legal-content h2 {
    font-size: var(--font-size-2xl);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.legal-content h3 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
}

.legal-content p,
.legal-content li {
    color: var(--color-text-light);
}

/* ========================================
   404
   ======================================== */

.error-404 {
    text-align: center;
    padding: var(--spacing-4xl) 0;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.error-404__code {
    font-size: 8rem;
    font-weight: 800;
    color: var(--color-border);
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-404 h1 {
    font-size: var(--font-size-3xl);
}

/* ========================================
   NOTICE / DISCLAIMER BOXES
   ======================================== */

.notice {
    background-color: var(--color-bg-alt);
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    margin: var(--spacing-xl) 0;
}

.notice p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.notice--accent {
    border-left-color: var(--color-accent);
}

/* ========================================
   TWO COLUMN LAYOUT
   ======================================== */

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

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

/* ========================================
   SCREEN READER ONLY
   ======================================== */

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

/* ========================================
   WORDPRESS ADMIN BAR ADJUSTMENT
   ======================================== */

body.admin-bar .site-header {
    top: 32px;
}

@media (max-width: 782px) {
    body.admin-bar .site-header {
        top: 46px;
    }
}