/* Modern Educational WebQuest Design System */

:root[data-theme="light"] {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-rgb: 79, 70, 229;
    --secondary-color: #06b6d4;
    --secondary-rgb: 6, 182, 212;
    --accent-color: #f43f5e;
    
    --bg-color: #f8fafc;
    --bg-accent: #f1f5f9;
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-hover-bg: #ffffff;
    --text-color: #0f172a;
    --text-muted: #64748b;
    --border-color: rgba(226, 232, 240, 0.8);
    --shadow-color: rgba(15, 23, 42, 0.06);
    --shadow-colored: rgba(79, 70, 229, 0.12);
    --navbar-bg: rgba(255, 255, 255, 0.85);
    --card-border-radius: 20px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #4f46e5, #7c3aed);
    --secondary-gradient: linear-gradient(135deg, #06b6d4, #3b82f6);
    --pink-gradient: linear-gradient(135deg, #ec4899, #f43f5e);
    --purple-gradient: linear-gradient(135deg, #8b5cf6, #d946ef);
    --cyan-gradient: linear-gradient(135deg, #14b8a6, #06b6d4);
    --orange-gradient: linear-gradient(135deg, #f97316, #facc15);
    --green-gradient: linear-gradient(135deg, #10b981, #059669);
    --card-gradient: linear-gradient(to bottom right, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.9));
}

:root[data-theme="dark"] {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-rgb: 99, 102, 241;
    --secondary-color: #22d3ee;
    --secondary-rgb: 34, 211, 238;
    --accent-color: #fb7185;
    
    --bg-color: #0b0f19;
    --bg-accent: #111827;
    --card-bg: rgba(22, 28, 45, 0.7);
    --card-hover-bg: rgba(30, 41, 59, 0.95);
    --text-color: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(51, 65, 85, 0.4);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --shadow-colored: rgba(99, 102, 241, 0.2);
    --navbar-bg: rgba(11, 15, 25, 0.85);
    --card-border-radius: 20px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Gradients */
    --primary-gradient: linear-gradient(135deg, #6366f1, #8b5cf6);
    --secondary-gradient: linear-gradient(135deg, #22d3ee, #3b82f6);
    --pink-gradient: linear-gradient(135deg, #f43f5e, #fb7185);
    --purple-gradient: linear-gradient(135deg, #a78bfa, #f472b6);
    --cyan-gradient: linear-gradient(135deg, #2dd4bf, #22d3ee);
    --orange-gradient: linear-gradient(135deg, #fb923c, #fbbf24);
    --green-gradient: linear-gradient(135deg, #34d399, #059669);
    --card-gradient: linear-gradient(to bottom right, rgba(15, 23, 42, 0.4), rgba(15, 23, 42, 0.75));
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.4s ease, color 0.4s ease;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Background Animated Orbs */
.bg-decorations {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: orbMove 25s infinite alternate ease-in-out;
}

.circle-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: var(--primary-gradient);
}

.circle-2 {
    bottom: -10%;
    right: -10%;
    width: 45vw;
    height: 45vw;
    background: var(--secondary-gradient);
    animation-delay: -5s;
}

.circle-3 {
    top: 40%;
    left: 35%;
    width: 30vw;
    height: 30vw;
    background: var(--pink-gradient);
    opacity: 0.08;
    animation-delay: -10s;
}

@keyframes orbMove {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(5%, 10%) scale(1.1); }
    100% { transform: translate(-5%, -5%) scale(0.9); }
}

/* Headings */
h1, h2, h3, h4 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1.25;
}

/* Top Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    z-index: 1100;
    background-color: transparent;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: var(--primary-gradient);
    box-shadow: 0 0 10px rgba(79, 70, 229, 0.5);
    transition: width 0.1s ease;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 12px;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    text-decoration: none;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
    gap: 8px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--shadow-colored);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.35);
}

.btn-secondary {
    background-color: var(--card-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background-color: var(--bg-accent);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.9rem;
    border-radius: 8px;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 140px 0 80px 0;
    text-align: center;
    background: radial-gradient(circle at top, rgba(79, 70, 229, 0.08) 0%, transparent 60%);
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
    margin-bottom: 24px;
    backdrop-filter: var(--glass-blur);
    animation: bounceSlow 3s infinite alternate ease-in-out;
}

@keyframes bounceSlow {
    0% { transform: translateY(0); }
    100% { transform: translateY(-6px); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    max-width: 800px;
    margin-bottom: 20px;
}

.gradient-text {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 680px;
    margin-bottom: 36px;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-cols: repeat(3, 180px);
    gap: 20px;
    justify-content: center;
    margin-top: 20px;
}

.stat-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 4px 12px var(--shadow-color);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px var(--shadow-colored);
}

.stat-num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

/* Navigation Bar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--navbar-bg);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
    transition: var(--transition-smooth);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.3rem;
    text-decoration: none;
    color: var(--text-color);
}

.logo-icon {
    animation: rotateSlow 20s infinite linear;
}

@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 4px;
}

.nav-link {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-muted);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.06);
}

.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.1);
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-color);
    transition: var(--transition-smooth);
    background-color: var(--card-bg);
}

.theme-toggle-btn:hover {
    border-color: var(--primary-color);
    background-color: var(--bg-accent);
}

/* Sections Global styling */
.main-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
    padding-top: 60px;
    padding-bottom: 120px;
}

.section-card {
    background: var(--card-gradient);
    border: 1px solid var(--border-color);
    border-radius: var(--card-border-radius);
    padding: 48px;
    box-shadow: 0 10px 30px var(--shadow-color);
    backdrop-filter: var(--glass-blur);
    transition: var(--transition-smooth);
}

.section-card:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.section-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.lead {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.pink-gradient { background: var(--pink-gradient); }
.blue-gradient { background: var(--secondary-gradient); }
.purple-gradient { background: var(--purple-gradient); }
.cyan-gradient { background: var(--cyan-gradient); }
.orange-gradient { background: var(--orange-gradient); }
.green-gradient { background: var(--green-gradient); }

/* Grid columns */
.grid-2-cols {
    display: grid;
    grid-template-cols: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

/* Callout block */
.callout-box {
    display: flex;
    gap: 16px;
    background-color: rgba(79, 70, 229, 0.05);
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    border-radius: 0 16px 16px 0;
    margin: 24px 0;
}

.callout-icon {
    color: var(--primary-color);
    flex-shrink: 0;
}

.callout-box strong {
    display: block;
    color: var(--text-color);
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.callout-box p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Pillar cards */
.pillar-card {
    display: flex;
    gap: 20px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 16px;
    transition: var(--transition-smooth);
}

.pillar-card:hover {
    transform: translateX(6px);
    border-color: var(--primary-color);
}

.pillar-num {
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    flex-shrink: 0;
}

.pillar-content h3 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.pillar-content p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Focus area in Intro */
.intro-grid-focus {
    border-top: 1px solid var(--border-color);
    padding-top: 36px;
    margin-top: 20px;
}

.intro-grid-focus h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.focus-cards {
    display: grid;
    grid-template-cols: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.focus-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    transition: var(--transition-smooth);
}

.focus-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.focus-icon-wrapper {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    margin-bottom: 16px;
}

.focus-icon-wrapper.bg-blue { background: #3b82f6; }
.focus-icon-wrapper.bg-green { background: #10b981; }
.focus-icon-wrapper.bg-purple { background: #8b5cf6; }
.focus-icon-wrapper.bg-orange { background: #f97316; }

.focus-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.focus-card p {
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 0;
}

/* SECTION 2: TAREA STYLING */
.task-grid {
    display: grid;
    grid-template-cols: 1.2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.task-objectives-card, .task-delivery-card {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px;
}

.task-objectives-card h3, .task-delivery-card h3 {
    font-size: 1.35rem;
    margin-bottom: 8px;
}

.subtitle-text {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* Checklist */
.interactive-checklist {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    position: relative;
    padding-left: 36px;
    cursor: pointer;
    font-size: 0.95rem;
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 2px;
    left: 0;
    height: 22px;
    width: 22px;
    background-color: var(--bg-accent);
    border: 1.5px solid var(--border-color);
    border-radius: 6px;
    transition: var(--transition-smooth);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.05);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.check-text {
    color: var(--text-color);
    transition: var(--transition-smooth);
}

.checkbox-container input:checked ~ .check-text {
    color: var(--text-muted);
    text-decoration: line-through;
    opacity: 0.7;
}

.checklist-progress {
    margin-top: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

.progress-lbl {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
}

.progress-track {
    width: 100%;
    height: 8px;
    background-color: var(--bg-accent);
    border-radius: 10px;
    overflow: hidden;
}

.progress-fill {
    width: 0%;
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 10px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Delivery Options */
.delivery-options {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 16px;
}

.delivery-option {
    display: flex;
    gap: 16px;
    padding: 16px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.delivery-option:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 16px var(--shadow-color);
}

.delivery-option.selected {
    border-color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.04);
    box-shadow: 0 8px 20px var(--shadow-colored);
}

.delivery-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.option-orange { background-color: rgba(249, 115, 22, 0.15); color: #f97316; }
.option-blue { background-color: rgba(6, 182, 212, 0.15); color: #06b6d4; }
.option-purple { background-color: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

.delivery-info h4 {
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.delivery-info p {
    font-size: 0.8rem;
    margin-bottom: 0;
    line-height: 1.4;
}

/* Comparator box */
.interactive-comparator-box {
    margin-top: 40px;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: var(--card-border-radius);
    padding: 32px;
}

.comp-header {
    margin-bottom: 24px;
}

.comp-header h3 {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.comp-header p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

.comp-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    background-color: var(--card-bg);
    padding: 6px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.comp-tab {
    flex: 1;
    min-width: 150px;
    padding: 10px 16px;
    border: none;
    background: none;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.comp-tab:hover {
    color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.05);
}

.comp-tab.active {
    color: #ffffff;
    background: var(--primary-gradient);
    box-shadow: 0 4px 12px var(--shadow-colored);
}

.comp-tab-content {
    display: none;
}

.comp-tab-content.active-content {
    display: block;
    animation: fadeIn 0.4s ease;
}

.comp-cards {
    display: flex;
    gap: 20px;
    align-items: stretch;
}

.grade-card {
    flex: 1;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
}

.badge-grade {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.grade-4 .badge-grade {
    background-color: rgba(6, 182, 212, 0.1);
    color: #06b6d4;
}

.grade-5 .badge-grade {
    background-color: rgba(139, 92, 246, 0.1);
    color: #8b5cf6;
}

.grade-card h4 {
    font-size: 1.15rem;
    margin-bottom: 16px;
}

.grade-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.grade-card li {
    font-size: 0.88rem;
    color: var(--text-color);
    position: relative;
    padding-left: 20px;
}

.grade-card li::before {
    content: "✦";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.vs-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-muted);
    background-color: var(--bg-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    align-self: center;
    flex-shrink: 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* SECTION 3: PROCESO STYLING */
.process-container-box {
    display: grid;
    grid-template-cols: 280px 1fr;
    gap: 30px;
    margin-top: 24px;
}

.process-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.process-step-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 16px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-align: left;
}

.process-step-btn:hover {
    transform: translateX(4px);
    border-color: var(--primary-color);
}

.process-step-btn.active {
    border-color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.04);
    box-shadow: 0 4px 15px var(--shadow-colored);
}

.step-badge {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 2px 8px;
    border-radius: 100px;
    background-color: var(--bg-accent);
    color: var(--text-muted);
    margin-bottom: 6px;
    transition: var(--transition-smooth);
}

.process-step-btn.active .step-badge {
    background-color: var(--primary-color);
    color: #ffffff;
}

.step-title {
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-color);
}

.process-content {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 36px;
    min-height: 380px;
}

.step-panel {
    display: none;
}

.step-panel.active-panel {
    display: block;
    animation: fadeIn 0.4s ease;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
}

.panel-num {
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 800;
    color: #ffffff;
    background: var(--purple-gradient);
    padding: 4px 12px;
    border-radius: 100px;
    text-transform: uppercase;
}

.panel-header h3 {
    font-size: 1.35rem;
}

.panel-body p {
    font-size: 1rem;
    margin-bottom: 20px;
}

.instruction-box {
    background-color: rgba(249, 115, 22, 0.05);
    border-left: 4px solid #f97316;
    padding: 16px;
    border-radius: 0 12px 12px 0;
    margin-bottom: 24px;
}

.instruction-box strong {
    display: block;
    color: #f97316;
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.instruction-box p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--text-color);
}

.tips-grid {
    display: grid;
    grid-template-cols: repeat(3, 1fr);
    gap: 16px;
    margin-top: 20px;
}

.tip-card {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.tip-icon {
    font-size: 1.5rem;
}

.tip-card span:last-child {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-color);
}

/* Topics bubble grid */
.topics-bubble-grid {
    display: grid;
    grid-template-cols: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.bubble-item {
    display: flex;
    gap: 14px;
    padding: 16px;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    align-items: center;
}

.bubble-emoji {
    font-size: 1.6rem;
    flex-shrink: 0;
}

.bubble-item strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-color);
}

.bubble-item span {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* Step 3 progress list */
.progress-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.progress-bullet {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-gradient);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
}

.progress-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.progress-list li div {
    font-size: 0.95rem;
}

/* Creative Cards (Step 4) */
.creative-cards {
    display: grid;
    grid-template-cols: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.c-card {
    border-radius: 12px;
    padding: 18px;
    border: 1px solid var(--border-color);
}

.c-card h4 {
    font-size: 0.95rem;
    margin-bottom: 6px;
}

.c-card p {
    font-size: 0.78rem;
    margin-bottom: 0;
    line-height: 1.4;
}

.card-orange { background-color: rgba(249, 115, 22, 0.04); border-color: rgba(249, 115, 22, 0.2); }
.card-orange h4 { color: #f97316; }

.card-blue { background-color: rgba(6, 182, 212, 0.04); border-color: rgba(6, 182, 212, 0.2); }
.card-blue h4 { color: #06b6d4; }

.card-purple { background-color: rgba(139, 92, 246, 0.04); border-color: rgba(139, 92, 246, 0.2); }
.card-purple h4 { color: #8b5cf6; }

.workspace-cta {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}

.workspace-cta span {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Socialize grid */
.socialize-grid {
    display: grid;
    grid-template-cols: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
}

.soc-item {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.soc-icon {
    font-size: 1.8rem;
}

.soc-item strong {
    font-size: 0.9rem;
    color: var(--text-color);
}

.soc-item span {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* SECTION 4: RECURSOS STYLING */
.resources-grid {
    display: grid;
    grid-template-cols: 1.2fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.sources-card, .materials-card {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px;
}

.sources-card h3, .materials-card h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.official-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 16px;
}

.source-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition-smooth);
}

.source-link:hover {
    transform: translateY(-2px);
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.link-bullet {
    font-size: 1.5rem;
}

.link-info {
    flex-grow: 1;
}

.link-info strong {
    display: block;
    font-size: 0.9rem;
    color: var(--text-color);
}

.link-info span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.source-link svg {
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.source-link:hover svg {
    color: var(--primary-color);
}

.materials-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 16px;
}

.material-item {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 14px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.m-icon {
    font-size: 1.5rem;
}

.material-item strong {
    display: block;
    font-size: 0.9rem;
}

.material-item span:last-child {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Biblioteca de Lecturas */
.interactive-library-box {
    margin-top: 40px;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: var(--card-border-radius);
    padding: 32px;
}

.lib-header {
    margin-bottom: 24px;
}

.lib-header h3 {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.lib-header p {
    font-size: 0.9rem;
    margin-bottom: 0;
}

.lib-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    background-color: var(--card-bg);
    padding: 6px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.lib-tab {
    flex: 1;
    min-width: 180px;
    padding: 10px 16px;
    border: none;
    background: none;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition-smooth);
}

.lib-tab:hover {
    color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.05);
}

.lib-tab.active {
    color: #ffffff;
    background: var(--cyan-gradient);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

.lib-reader-area {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px;
}

.lib-text-content {
    display: none;
}

.lib-text-content.active-text {
    display: block;
    animation: fadeIn 0.4s ease;
}

.text-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.text-body p {
    font-size: 0.98rem;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 16px;
}

.poem-line {
    margin-bottom: 4px !important;
    text-align: center;
    font-style: italic;
}

/* Question panel inside reader */
.interactive-questions {
    margin-top: 28px;
    border-top: 2px dashed var(--border-color);
    padding-top: 24px;
}

.interactive-questions h4 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.question-item p {
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.answers-grid {
    display: grid;
    grid-template-cols: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.ans-btn {
    padding: 12px 16px;
    border: 1.5px solid var(--border-color);
    background-color: var(--bg-accent);
    color: var(--text-color);
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    text-align: left;
    transition: var(--transition-smooth);
}

.ans-btn:hover {
    border-color: var(--primary-color);
    background-color: rgba(79, 70, 229, 0.04);
}

.ans-btn.correct {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
    color: #065f46;
}

:root[data-theme="dark"] .ans-btn.correct {
    color: #34d399;
}

.ans-btn.incorrect {
    background-color: rgba(244, 63, 94, 0.1);
    border-color: #f43f5e;
    color: #9f1239;
}

:root[data-theme="dark"] .ans-btn.incorrect {
    color: #fda4af;
}

.ans-feedback {
    margin-top: 14px;
    padding: 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    display: none;
    font-weight: 500;
}

.ans-feedback.correct-feedback {
    display: block;
    background-color: rgba(16, 185, 129, 0.08);
    border-left: 4px solid #10b981;
    color: #10b981;
}

.ans-feedback.incorrect-feedback {
    display: block;
    background-color: rgba(244, 63, 94, 0.08);
    border-left: 4px solid #f43f5e;
    color: #f43f5e;
}

/* SECTION DYNAMIC: TALLER DEL ESCRITOR */
.dynamic-taller {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.05), rgba(79, 70, 229, 0.03));
    border: 1px solid var(--border-color);
}

.taller-container {
    display: grid;
    grid-template-cols: 300px 1fr;
    gap: 30px;
    margin-top: 24px;
}

.taller-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.taller-sidebar h3 {
    font-size: 1.15rem;
}

.taller-product-selectors {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.taller-selector-btn {
    display: flex;
    gap: 12px;
    align-items: center;
    padding: 12px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-align: left;
}

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

.taller-selector-btn.active {
    border-color: #f97316;
    background-color: rgba(249, 115, 22, 0.05);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.15);
}

.sel-icon {
    font-size: 1.5rem;
}

.sel-text strong {
    display: block;
    font-size: 0.88rem;
    color: var(--text-color);
}

.sel-text span {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.taller-guidelines {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 16px;
}

.taller-guidelines h4 {
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: #f97316;
}

.taller-guidelines ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.taller-guidelines li {
    font-size: 0.75rem;
    color: var(--text-muted);
    position: relative;
    padding-left: 14px;
}

.taller-guidelines li::before {
    content: "•";
    color: #f97316;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.taller-editor-area {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1.5px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.editor-title-input-wrapper label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.editor-info-inputs {
    display: grid;
    grid-template-cols: 1.5fr 1fr;
    gap: 16px;
}

.editor-info-inputs label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.editor-body {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.editor-body label {
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.text-area-editor {
    min-height: 250px;
    resize: vertical;
    line-height: 1.6;
    font-size: 0.95rem;
}

.editor-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    flex-wrap: wrap;
    gap: 14px;
}

.editor-stats {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.editor-actions {
    display: flex;
    gap: 10px;
}

/* SECTION 5: EVALUACIÓN STYLING */
.rubric-wrapper {
    width: 100%;
    overflow-x: auto;
    margin-top: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.rubric-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.88rem;
    background-color: var(--card-bg);
}

.rubric-table th, .rubric-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.rubric-table th {
    background-color: var(--bg-accent);
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text-color);
}

.score-col {
    text-align: center;
    width: 18%;
}

.aspect-name {
    width: 25%;
}

.aspect-name strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-color);
}

.aspect-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    margin-top: 4px;
    line-height: 1.3;
}

.rubric-cell {
    text-align: center;
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-muted);
    transition: var(--transition-smooth);
    line-height: 1.4;
    border-left: 1px solid var(--border-color);
}

.rubric-cell:hover {
    background-color: rgba(79, 70, 229, 0.03);
    color: var(--text-color);
}

.rubric-cell.selected {
    background-color: rgba(16, 185, 129, 0.08);
    color: var(--text-color);
    font-weight: 500;
    border: 2px solid #10b981;
}

/* Score Calculator box */
.score-calculator-card {
    margin-top: 24px;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.calc-info h4 {
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.calc-info p {
    font-size: 0.85rem;
    margin-bottom: 0;
}

.calc-score-display {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.calc-label {
    font-size: 0.9rem;
    font-weight: 600;
}

.calc-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    color: #10b981;
    background-color: rgba(16, 185, 129, 0.1);
    padding: 2px 16px;
    border-radius: 10px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.calc-text-feedback {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* SECTION 6: CONCLUSIÓN & DIPLOMA */
.conclusion-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.final-achievements {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.ach-item {
    display: flex;
    gap: 10px;
    align-items: center;
}

.ach-check {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: rgba(16, 185, 129, 0.15);
    color: #10b981;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
}

.ach-item span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
}

.conclusion-summary-box {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.conclusion-summary-box h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.summary-highlight {
    font-style: italic;
    font-weight: 500;
    color: var(--primary-color);
    font-size: 1.05rem;
    line-height: 1.5;
    border-left: 3px solid var(--primary-color);
    padding-left: 14px;
    margin-bottom: 20px;
}

.summary-bullets {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bullet-item-sm {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.bullet-item-sm strong {
    color: var(--text-color);
}

/* Diploma generator box */
.diploma-generator-box {
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
}

.diploma-header {
    margin-bottom: 20px;
    text-align: center;
}

.diploma-header h3 {
    font-size: 1.5rem;
    margin-bottom: 6px;
}

.diploma-header p {
    font-size: 0.9rem;
    max-width: 600px;
    margin: 0 auto;
}

.diploma-form {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 16px;
    align-items: flex-end;
    max-width: 750px;
    margin: 24px auto 0 auto;
    background-color: var(--bg-accent);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.diploma-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
}

.diploma-form label {
    font-size: 0.8rem;
    font-weight: 600;
}

.diploma-preview-container {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    animation: fadeIn 0.5s ease;
}

.diploma-preview-container h4 {
    font-size: 1.1rem;
}

.diploma-canvas {
    max-width: 100%;
    border: 4px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    background-color: #ffffff;
}

.diploma-actions {
    margin-top: 10px;
}

/* Footer styling */
.footer {
    background-color: #0b0f19;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 0;
    color: #94a3b8;
    position: relative;
}

.footer-container {
    display: grid;
    grid-template-cols: 1.5fr 1fr;
    gap: 40px;
}

.footer-brand h3 {
    font-size: 1.4rem;
    color: #ffffff;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: #64748b;
    max-width: 400px;
    margin-bottom: 0;
}

.footer-links h4 {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
    display: grid;
    grid-template-cols: 1fr 1fr;
    gap: 10px;
}

.footer-links a {
    color: #64748b;
    text-decoration: none;
    font-size: 0.88rem;
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-copyright {
    grid-column: 1 / -1;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 24px;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.8rem;
}

.powered-by {
    color: #475569;
}

/* RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
    .task-grid, .resources-grid, .taller-container {
        grid-template-cols: 1fr;
    }
    
    .process-container-box {
        grid-template-cols: 1fr;
    }
    
    .process-nav {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 8px;
    }
    
    .process-step-btn {
        flex-shrink: 0;
        min-width: 150px;
    }
    
    .taller-sidebar {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .taller-product-selectors {
        flex-direction: row;
        width: 100%;
        overflow-x: auto;
    }
    
    .taller-selector-btn {
        flex: 1;
        min-width: 180px;
    }
    
    .taller-guidelines {
        width: 100%;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .navbar {
        padding: 12px 0;
    }
    
    .nav-links {
        display: none; /* Can implement mobile responsive toggler in JS */
    }
    
    .grid-2-cols {
        grid-template-cols: 1fr;
        gap: 30px;
    }
    
    .section-card {
        padding: 24px;
    }
    
    .comp-cards {
        flex-direction: column;
    }
    
    .vs-divider {
        margin: 10px 0;
    }
    
    .tips-grid {
        grid-template-cols: 1fr;
    }
    
    .creative-cards {
        grid-template-cols: 1fr;
    }
    
    .diploma-form {
        grid-template-cols: 1fr;
    }
    
    .footer-container {
        grid-template-cols: 1fr;
    }
}