/*
Theme Name: climflow
Theme URI: https://climflow.ca
Author: climflow
Author URI: https://climflow.ca
Description: Quebec's premier air quality and climate control ecommerce theme. Direct-to-consumer platform for air purifiers and filter subscriptions with Square payments integration.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: climflow
Domain Path: /languages
Tags: ecommerce, custom-logo, custom-menu, featured-images, translation-ready

climflow - Making clean air accessible and automatic for every Quebec home during the climate crisis.
*/

/* ==========================================================================
   CSS CUSTOM PROPERTIES - DESIGN SYSTEM
   ========================================================================== */

:root {
    /* PRIMARY COLORS - Forest Protection */
    --cf-primary: #1B4332;
    --cf-primary-light: #2D6A4F;
    --cf-primary-dark: #081C15;

    /* SECONDARY COLORS - Clean Air */
    --cf-secondary: #E8F3ED;
    --cf-accent: #FFFFFF;
    --cf-bg-warm: #F8F6F3;

    /* WILDFIRE ALERT */
    --cf-wildfire: #D97D54;
    --cf-wildfire-light: #F4DCD2;

    /* STATUS COLORS */
    --cf-success: #2ECC71;
    --cf-success-light: #D5F4E6;
    --cf-warning: #F39C12;
    --cf-warning-light: #FEF5E7;
    --cf-error: #E74C3C;
    --cf-error-light: #FADBD8;

    /* NEUTRALS - Gray Scale */
    --cf-gray-900: #1C2321;
    --cf-gray-700: #344E41;
    --cf-gray-500: #7A918D;
    --cf-gray-300: #B7D1C8;
    --cf-gray-100: #F1F7F4;
    --cf-white: #FFFFFF;

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

    /* Font Sizes */
    --cf-text-xs: 0.75rem;
    --cf-text-sm: 0.875rem;
    --cf-text-base: 1rem;
    --cf-text-lg: 1.125rem;
    --cf-text-xl: 1.25rem;
    --cf-text-2xl: 1.5rem;
    --cf-text-3xl: 1.875rem;
    --cf-text-4xl: 2.25rem;
    --cf-text-5xl: 3rem;

    /* Font Weights */
    --cf-font-normal: 400;
    --cf-font-medium: 500;
    --cf-font-semibold: 600;
    --cf-font-bold: 700;

    /* Line Heights */
    --cf-leading-tight: 1.25;
    --cf-leading-normal: 1.5;
    --cf-leading-relaxed: 1.75;

    /* SPACING SCALE (8px grid) */
    --cf-space-1: 0.25rem;
    --cf-space-2: 0.5rem;
    --cf-space-3: 0.75rem;
    --cf-space-4: 1rem;
    --cf-space-5: 1.25rem;
    --cf-space-6: 1.5rem;
    --cf-space-8: 2rem;
    --cf-space-10: 2.5rem;
    --cf-space-12: 3rem;
    --cf-space-16: 4rem;
    --cf-space-20: 5rem;
    --cf-space-24: 6rem;

    /* BORDER RADIUS */
    --cf-radius-sm: 4px;
    --cf-radius-md: 8px;
    --cf-radius-lg: 12px;
    --cf-radius-xl: 16px;
    --cf-radius-full: 9999px;

    /* BOX SHADOWS */
    --cf-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --cf-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --cf-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --cf-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* TRANSITIONS */
    --cf-transition-fast: 150ms ease;
    --cf-transition-normal: 250ms ease;
    --cf-transition-slow: 350ms ease;

    /* CONTAINER WIDTHS */
    --cf-container-sm: 640px;
    --cf-container-md: 768px;
    --cf-container-lg: 1024px;
    --cf-container-xl: 1280px;
}

/* ==========================================================================
   BASE RESET & DEFAULTS
   ========================================================================== */

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

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

body {
    margin: 0;
    padding: 0;
    font-family: var(--cf-font-primary);
    font-size: var(--cf-text-base);
    font-weight: var(--cf-font-normal);
    line-height: var(--cf-leading-normal);
    color: var(--cf-gray-700);
    background-color: var(--cf-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--cf-space-4);
    font-weight: var(--cf-font-bold);
    line-height: var(--cf-leading-tight);
    color: var(--cf-gray-900);
}

h1 {
    font-size: var(--cf-text-4xl);
}

h2 {
    font-size: var(--cf-text-3xl);
    font-weight: var(--cf-font-semibold);
}

h3 {
    font-size: var(--cf-text-2xl);
    font-weight: var(--cf-font-semibold);
}

h4 {
    font-size: var(--cf-text-xl);
}

h5 {
    font-size: var(--cf-text-lg);
}

h6 {
    font-size: var(--cf-text-base);
}

p {
    margin: 0 0 var(--cf-space-4);
}

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

a:hover {
    color: var(--cf-primary-light);
}

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

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

.cf-container {
    width: 100%;
    max-width: var(--cf-container-xl);
    margin: 0 auto;
    padding: 0 var(--cf-space-4);
}

.cf-section {
    padding: var(--cf-space-20) 0;
}

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

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

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

.cf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--cf-space-2);
    padding: var(--cf-space-3) var(--cf-space-6);
    font-family: var(--cf-font-primary);
    font-size: var(--cf-text-base);
    font-weight: var(--cf-font-medium);
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--cf-radius-md);
    cursor: pointer;
    transition: all var(--cf-transition-normal);
}

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

.cf-btn--primary:hover {
    background-color: var(--cf-primary-light);
    color: var(--cf-white);
    transform: translateY(-1px);
    box-shadow: var(--cf-shadow-md);
}

.cf-btn--secondary {
    background-color: var(--cf-white);
    color: var(--cf-primary);
    border: 2px solid var(--cf-primary);
}

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

.cf-btn--wildfire {
    background: linear-gradient(135deg, var(--cf-wildfire) 0%, #FF8C61 100%);
    color: var(--cf-white);
}

.cf-btn--wildfire:hover {
    transform: translateY(-1px);
    box-shadow: var(--cf-shadow-lg);
    color: var(--cf-white);
}

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

.cf-btn--sm {
    padding: var(--cf-space-2) var(--cf-space-4);
    font-size: var(--cf-text-sm);
}

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

.cf-input,
.cf-select,
.cf-textarea {
    width: 100%;
    padding: var(--cf-space-3) var(--cf-space-4);
    font-family: var(--cf-font-primary);
    font-size: var(--cf-text-base);
    color: var(--cf-gray-700);
    background-color: var(--cf-white);
    border: 1px solid var(--cf-gray-300);
    border-radius: var(--cf-radius-md);
    transition: border-color var(--cf-transition-fast), box-shadow var(--cf-transition-fast);
}

.cf-input:focus,
.cf-select:focus,
.cf-textarea:focus {
    outline: none;
    border-color: var(--cf-primary);
    box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
}

.cf-input::placeholder {
    color: var(--cf-gray-500);
}

.cf-label {
    display: block;
    margin-bottom: var(--cf-space-2);
    font-size: var(--cf-text-sm);
    font-weight: var(--cf-font-medium);
    color: var(--cf-gray-900);
}

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

.cf-card {
    background-color: var(--cf-white);
    border-radius: var(--cf-radius-lg);
    box-shadow: var(--cf-shadow-md);
    overflow: hidden;
    transition: all var(--cf-transition-normal);
}

.cf-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--cf-shadow-xl);
}

.cf-card__image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.cf-card__content {
    padding: var(--cf-space-6);
}

.cf-card__title {
    margin-bottom: var(--cf-space-2);
    font-size: var(--cf-text-xl);
    font-weight: var(--cf-font-semibold);
}

.cf-card__text {
    margin-bottom: var(--cf-space-4);
    color: var(--cf-gray-500);
}

/* ==========================================================================
   BADGES
   ========================================================================== */

.cf-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--cf-space-1) var(--cf-space-3);
    font-size: var(--cf-text-xs);
    font-weight: var(--cf-font-medium);
    border-radius: var(--cf-radius-full);
}

.cf-badge--success {
    background-color: var(--cf-success-light);
    color: var(--cf-success);
}

.cf-badge--warning {
    background-color: var(--cf-warning-light);
    color: var(--cf-warning);
}

.cf-badge--wildfire {
    background-color: var(--cf-wildfire-light);
    color: var(--cf-wildfire);
}

.cf-badge--subscription {
    background-color: var(--cf-success-light);
    color: #1B7D4B;
}

/* ==========================================================================
   WILDFIRE ALERT BANNER
   ========================================================================== */

.cf-wildfire-alert {
    background: linear-gradient(135deg, var(--cf-wildfire) 0%, #FF8C61 100%);
    color: var(--cf-white);
    padding: var(--cf-space-3) 0;
    text-align: center;
}

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

.cf-wildfire-alert__text {
    font-weight: var(--cf-font-medium);
}

.cf-wildfire-alert__link {
    color: var(--cf-white);
    text-decoration: underline;
    font-weight: var(--cf-font-semibold);
}

.cf-wildfire-alert__link:hover {
    color: var(--cf-white);
    opacity: 0.9;
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.cf-text-center { text-align: center; }
.cf-text-left { text-align: left; }
.cf-text-right { text-align: right; }

.cf-hidden { display: none !important; }
.cf-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.cf-mt-0 { margin-top: 0; }
.cf-mb-0 { margin-bottom: 0; }
.cf-mt-4 { margin-top: var(--cf-space-4); }
.cf-mb-4 { margin-bottom: var(--cf-space-4); }
.cf-mt-8 { margin-top: var(--cf-space-8); }
.cf-mb-8 { margin-bottom: var(--cf-space-8); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 1024px) {
    :root {
        --cf-text-5xl: 2.5rem;
        --cf-text-4xl: 2rem;
        --cf-text-3xl: 1.5rem;
    }

    .cf-section {
        padding: var(--cf-space-12) 0;
    }
}

@media (max-width: 768px) {
    :root {
        --cf-text-5xl: 2rem;
        --cf-text-4xl: 1.75rem;
        --cf-text-3xl: 1.375rem;
    }

    .cf-container {
        padding: 0 var(--cf-space-4);
    }

    .cf-section {
        padding: var(--cf-space-10) 0;
    }

    .cf-btn--lg {
        padding: var(--cf-space-3) var(--cf-space-6);
        font-size: var(--cf-text-base);
    }
}