/*
Theme Name: ZEBHUB Theme
Theme URI: https://zebhub.org
Author: ZEBLAB
Author URI: https://zeblab.org
Description: Tema backend WordPress + TutorLMS para ZEBHUB. Headless CMS que sirve como API para el frontend Next.js.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: Privado - ZEBLAB
Text Domain: zebhub
Tags: education, lms, headless, api, tutorLMS
*/

/* =============================================
   ZEBLAB COLOR PALETTE
   Primary Cyan:   #00AEEF
   Dark Navy:      #1C2B6E
   Black:          #0A0A0A
   White:          #FFFFFF
   Gray Light:     #F4F6FA
   Gray Mid:       #8A94A6
   Accent:         #FF6B35
   Success:        #00C896
============================================= */

:root {
    --color-primary:       #00AEEF;
    --color-primary-dark:  #0090C5;
    --color-secondary:     #1C2B6E;
    --color-black:         #0A0A0A;
    --color-white:         #FFFFFF;
    --color-gray-light:    #F4F6FA;
    --color-gray-mid:      #8A94A6;
    --color-gray-dark:     #3D4C6B;
    --color-accent:        #FF6B35;
    --color-success:       #00C896;

    --font-primary:  'Inter', 'Segoe UI', system-ui, sans-serif;
    --font-display:  'Poppins', 'Inter', sans-serif;

    --radius-sm:   6px;
    --radius-md:   12px;
    --radius-lg:   20px;

    --shadow-sm:   0 2px 8px rgba(0,0,0,0.08);
    --shadow-md:   0 8px 24px rgba(0,0,0,0.12);
    --shadow-blue: 0 8px 32px rgba(0,174,239,0.3);

    --transition:  all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width:   1280px;
    --header-h:    72px;
}

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

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-gray-light);
    color: var(--color-black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    padding-top: var(--header-h);
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }

p { color: var(--color-gray-dark); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section--dark { background-color: var(--color-secondary); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark p { color: var(--color-white); }
.text-center { text-align: center; }

.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 28px; border-radius: var(--radius-sm);
    font-weight: 600; font-size: 0.95rem; cursor: pointer;
    border: 2px solid transparent; transition: var(--transition);
    white-space: nowrap; font-family: var(--font-primary);
}
.btn-primary { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-blue); }
.btn-secondary { background: transparent; color: #fff; border-color: #fff; }
.btn-secondary:hover { background: #fff; color: var(--color-secondary); }
.btn-dark { background: var(--color-secondary); color: #fff; border-color: var(--color-secondary); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; border-radius: var(--radius-md); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

.badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 12px; border-radius: 100px;
    font-size: 0.78rem; font-weight: 600;
    letter-spacing: 0.5px; text-transform: uppercase;
}
.badge-primary { background: rgba(0,174,239,0.15); color: var(--color-primary); }
.badge-white   { background: rgba(255,255,255,0.2); color: #fff; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header .eyebrow {
    display: inline-block; color: var(--color-primary);
    font-weight: 700; font-size: 0.85rem;
    text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { max-width: 600px; margin: 0 auto; font-size: 1.1rem; }

@media (max-width: 768px) {
    .section { padding: 60px 0; }
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .container { padding: 0 16px; }
}