/*
Theme Name: EcLite
Theme URI: https://ecolite.com
Author: EcLite Team
Author URI: https://ecolite.com
Description: Premium CLC Blocks landing page theme with GSAP animations. Lightweight by nature. Strong by design.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
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: eclite
Tags: one-page, gsap, animations, construction, product, landing-page, dark
*/

/* ============================================================
   CSS CUSTOM PROPERTIES
============================================================ */
:root {
    --color-bg:         #ffffff;
    --color-bg-2:       #f8fafc;
    --color-bg-3:       #f1f5f9;
    --color-bg-4:       #e2e8f0;
    --color-green:      #4CAF50;
    --color-green-dark: #3d9e42;
    --color-green-glow: rgba(76, 175, 80, 0.12);
    --color-white:      #111827;
    --color-gray-100:   #f3f4f6;
    --color-gray-300:   #374151;
    --color-gray-500:   #6B7280;
    --color-gray-700:   #D1D5DB;
    --color-gray-900:   #E5E7EB;
    --color-border:     rgba(0, 0, 0, 0.07);
    --color-border-green: rgba(76, 175, 80, 0.25);

    --font-primary:     'Inter', 'Helvetica Neue', Arial, sans-serif;
    --font-display:     'Inter', 'Helvetica Neue', Arial, sans-serif;

    --fw-light:  300;
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold:   700;
    --fw-black:  900;

    --fs-xs:   0.75rem;
    --fs-sm:   0.875rem;
    --fs-base: 1rem;
    --fs-lg:   1.125rem;
    --fs-xl:   1.25rem;
    --fs-2xl:  1.5rem;
    --fs-3xl:  2rem;
    --fs-4xl:  2.5rem;
    --fs-5xl:  3.5rem;
    --fs-6xl:  5rem;
    --fs-7xl:  7rem;

    --spacing-1:  0.25rem;
    --spacing-2:  0.5rem;
    --spacing-3:  0.75rem;
    --spacing-4:  1rem;
    --spacing-6:  1.5rem;
    --spacing-8:  2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    --spacing-32: 8rem;

    --radius-sm:  4px;
    --radius-md:  8px;
    --radius-lg:  16px;
    --radius-xl:  24px;
    --radius-full: 9999px;

    --shadow-green: 0 0 30px rgba(76, 175, 80, 0.15);
    --shadow-card:  0 4px 6px rgba(0,0,0,0.04), 0 10px 30px rgba(0,0,0,0.06);

    --transition-fast:   0.2s ease;
    --transition-base:   0.35s ease;
    --transition-slow:   0.6s ease;
    --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    --header-height: 80px;
    --topbar-height: 44px;
    --container-max: 1280px;
    --container-pad: 2rem;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
    overflow: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.1;
    font-weight: var(--fw-black);
    letter-spacing: -0.02em;
}

/* ============================================================
   UTILITY CLASSES
============================================================ */
.container {
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-pad);
    padding-right: var(--container-pad);
}

.section-pad {
    padding-top: var(--spacing-32);
    padding-bottom: var(--spacing-32);
}

.text-green { color: var(--color-green); }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-gray-500); }
.text-center { text-align: center; }
.text-upper { text-transform: uppercase; }
.letter-wide { letter-spacing: 0.15em; }

.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;
}

/* Green line divider */
.green-line {
    display: block;
    width: 48px;
    height: 3px;
    background: var(--color-green);
    margin: var(--spacing-6) 0;
}

.green-line--center {
    margin-left: auto;
    margin-right: auto;
}

/* Section label */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--fs-xs);
    font-weight: var(--fw-semibold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-green);
    margin-bottom: var(--spacing-4);
}

.section-label::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-green);
}

/* Overflow hidden for reveal animations */
.overflow-hidden {
    overflow: hidden;
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: 0.875rem 2rem;
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.1);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::after {
    opacity: 1;
}

.btn-primary {
    background: var(--color-green);
    color: var(--color-bg);
    box-shadow: 0 0 30px rgba(107, 196, 74, 0.3);
}

.btn-primary:hover {
    background: var(--color-green-dark);
    box-shadow: 0 0 50px rgba(107, 196, 74, 0.5);
    transform: translateY(-2px);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--color-green);
    color: var(--color-green);
    transform: translateY(-2px);
}

.btn-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-base);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* ============================================================
   SCREEN READER / SKIP LINKS
============================================================ */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--color-green);
    color: var(--color-bg);
    padding: var(--spacing-3) var(--spacing-6);
    font-weight: var(--fw-bold);
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* ============================================================
   SCROLLBAR
============================================================ */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--color-green);
    border-radius: var(--radius-full);
}

/* ============================================================
   SELECTION
============================================================ */
::selection {
    background: var(--color-green);
    color: var(--color-bg);
}

/* ============================================================
   CURSOR (custom)
============================================================ */
.cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 12px;
    height: 12px;
    background: var(--color-green);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, opacity 0.2s;
    mix-blend-mode: difference;
}

.cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(107, 196, 74, 0.5);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s, border-color 0.3s;
}

.cursor-ring.hovered {
    width: 60px;
    height: 60px;
    border-color: var(--color-green);
}

@media (max-width: 1024px) {
    .cursor, .cursor-ring { display: none; }
}

/* ============================================================
   PAGE LOADER
============================================================ */
.page-loader {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 99997;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--spacing-6);
}

.page-loader__logo {
    font-size: var(--fs-2xl);
    font-weight: var(--fw-black);
    letter-spacing: -0.03em;
    color: var(--color-white);
}

.page-loader__logo span {
    color: var(--color-green);
}

.page-loader__bar {
    width: 200px;
    height: 2px;
    background: rgba(255,255,255,0.1);
    border-radius: 1px;
    overflow: hidden;
}

.page-loader__progress {
    height: 100%;
    background: var(--color-green);
    width: 0%;
    border-radius: 1px;
    box-shadow: 0 0 10px var(--color-green);
}

/* ============================================================
   NOISE OVERLAY
============================================================ */
.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-size: 200px 200px;
}

/* ============================================================
   RESPONSIVE TYPOGRAPHY
============================================================ */
@media (max-width: 768px) {
    :root {
        --fs-5xl: 2.5rem;
        --fs-6xl: 3.5rem;
        --fs-7xl: 4rem;
        --container-pad: 1.25rem;
        --spacing-32: 5rem;
    }
}

@media (max-width: 480px) {
    :root {
        --fs-5xl: 2rem;
        --fs-6xl: 2.75rem;
        --fs-7xl: 3rem;
    }
}

/* ============================================================
   ANIMATIONS (CSS fallback)
============================================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}