/* ============================================================
   Excellence Forge - Hoja de estilos principal
   Tema: Claro + Paleta de marca oficial
   ============================================================ */

:root {
    --color-bg: #ffffff;
    --color-bg-alt: #f4f2fb;
    --color-surface: #ffffff;
    --color-navy: #051833;
    --color-navy-light: #0a2240;
    --color-primary: #5233fd;
    --color-secondary: #7466ff;
    --color-tertiary: #7ee2c0;
    --color-on-surface: #1a1a2e;
    --color-text-light: #334155;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-success: #10b981;
    --color-error: #ef4444;

    --font-family-sora: 'Chivo', sans-serif;

    --spacing-unit: 1rem;
    --spacing-section-lg: 7.5rem;
    --spacing-section-sm: 4rem;
    --spacing-container-max: 1280px;
    --spacing-gutter: 1.5rem;

    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;

    --backdrop-blur: 20px;
}

html {
    box-sizing: border-box;
    scroll-behavior: smooth;
    overflow-x: hidden;
}
*, *::before, *::after {
    box-sizing: inherit;
    min-width: 0;
}

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

body {
    font-family: var(--font-family-sora);
    background-color: var(--color-bg);
    color: var(--color-on-surface);
    margin: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    max-width: 100vw;
    overflow-x: hidden;
    word-break: break-word;
}

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

/* ========== Scroll Progress Bar ========== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-tertiary));
    z-index: 1001;
    transition: width 0.1s linear;
}

/* ========== Sticky Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    background-color: rgba(5, 24, 51, 0.92);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(5, 24, 51, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.navbar.light {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(var(--backdrop-blur));
    -webkit-backdrop-filter: blur(var(--backdrop-blur));
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
}

.navbar.light .navbar-links a {
    color: #334155;
}

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

.navbar.light .navbar-links .nav-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
}

.navbar.light .navbar-toggle {
    color: #1a1a2e;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-gutter);
    max-width: var(--spacing-container-max);
    margin: 0 auto;
}

.navbar-logo {
    font-size: 1.4rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-primary), var(--color-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-logo-img {
    height: 45px;
    width: auto;
}

.logo-light {
    display: none;
}

.navbar.light .logo-dark {
    display: none;
}

.navbar.light .logo-light {
    display: block;
}

.navbar-links {
    display: flex;
    gap: calc(var(--spacing-unit) * 1.5);
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 0.2rem;
}

.navbar-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-tertiary));
    transform: scaleX(0);
    transform-origin: bottom left;
    transition: transform 0.3s ease-out;
}

.navbar-links a:hover::after {
    transform: scaleX(1);
}

.navbar-links a:hover {
    color: #ffffff;
}

.navbar-links .nav-cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    padding: 0.5rem 1.2rem;
    border-radius: var(--border-radius-sm);
    color: white;
    transition: all 0.3s ease;
}

.navbar-links .nav-cta:hover {
    box-shadow: 0 4px 15px rgba(82, 51, 253, 0.4);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    color: #e2e8f0;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ========== Product Lines ========== */
.product-line-card {
    text-align: center;
    padding: calc(var(--spacing-unit) * 2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    border-top: 3px solid var(--line-color, var(--color-primary));
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-line-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.product-line-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--line-color) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--line-color) 20%, transparent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--line-color);
    margin: 0 auto var(--spacing-unit) auto;
    transition: all 0.3s ease;
}

.product-line-card:hover .product-line-icon {
    background: color-mix(in srgb, var(--line-color) 18%, transparent);
    transform: scale(1.1);
}

.product-line-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--line-color);
}

.product-line-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== Cards (Generic) ========== */
.glass-card {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: calc(var(--spacing-unit) * 2);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

/* ========== Grid Layouts ========== */
.grid-2-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-gutter); }
.grid-3-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-gutter); }
.grid-4-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-gutter); }

/* ========== Hero ========== */
.hero {
    background: var(--color-navy);
    position: relative;
    padding: calc(var(--spacing-section-lg) + 5rem) 0 var(--spacing-section-lg) 0;
    text-align: center;
    overflow: hidden;
}

#heroCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100%" height="100%" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 L 0 10" fill="none" stroke="%23ffffff08" stroke-width="0.5"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    margin: 0 auto;
}

.hero-orbs {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    top: -10%;
    left: -5%;
    animation: orbFloat1 8s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary);
    bottom: -10%;
    right: -5%;
    animation: orbFloat2 10s ease-in-out infinite;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--color-tertiary);
    top: 40%;
    left: 50%;
    animation: orbFloat3 12s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(60px, 40px) scale(1.1); }
    66% { transform: translate(-30px, 80px) scale(0.95); }
}
@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-50px, -60px) scale(1.05); }
    66% { transform: translate(40px, -30px) scale(0.9); }
}
@keyframes orbFloat3 {
    0%, 100% { transform: translate(-50%, 0) scale(1); }
    33% { transform: translate(calc(-50% + 70px), -50px) scale(1.1); }
    66% { transform: translate(calc(-50% - 40px), 30px) scale(0.95); }
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-unit);
    color: #ffffff;
}

.hero p {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.hero .cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-unit);
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border: none;
}

.btn-primary:hover {
    box-shadow: 0 4px 20px rgba(82, 51, 253, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-tertiary);
    border: 1px solid var(--color-tertiary);
}

.btn-secondary:hover {
    background-color: var(--color-tertiary);
    color: var(--color-navy);
}

/* ========== Sections ========== */
section {
    padding: var(--spacing-section-lg) 0;
}

section h2 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
    padding-bottom: 1rem;
    color: var(--color-on-surface);
}

section h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-tertiary));
    border-radius: 2px;
    opacity: 0.6;
    animation: underlinePulse 3s ease-in-out infinite;
}

@keyframes underlinePulse {
    0%, 100% { width: 100px; opacity: 0.6; }
    50% { width: 150px; opacity: 1; }
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto calc(var(--spacing-unit) * 3) auto;
}

/* ========== Icon Wrapper ========== */
.icon-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(82, 51, 253, 0.1), rgba(116, 102, 255, 0.1));
    border: 1px solid rgba(82, 51, 253, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 0 auto var(--spacing-unit) auto;
    transition: all 0.3s ease;
}

.glass-card:hover .icon-wrapper {
    background: linear-gradient(135deg, rgba(82, 51, 253, 0.18), rgba(116, 102, 255, 0.18));
}

/* ========== Why Us Cards ========== */
.why-card { text-align: center; }

.why-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-on-surface);
}

.why-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== Problem Section (Dark Navy) ========== */
#problem,
#readiness,
#opportunities,
#software-quality {
    background: var(--color-navy);
}

#problem h2,
#readiness h2,
#opportunities h2,
#software-quality h2 {
    color: #ffffff;
}

#problem .section-subtitle,
#readiness .section-subtitle,
#opportunities .section-subtitle,
#software-quality .section-subtitle {
    color: #94a3b8;
}

.problem-card {
    background: var(--color-navy-light);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--border-radius-md);
    padding: calc(var(--spacing-unit) * 2);
}

.problem-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #e2e8f0;
}

.problem-card p {
    color: #94a3b8;
    font-size: 0.95rem;
    line-height: 1.6;
}

.problem-card .icon-wrapper {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
    border-color: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.problem-card:hover .icon-wrapper {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25), rgba(239, 68, 68, 0.1));
}

/* ========== Service Cards ========== */
.service-card {
    text-align: center;
    padding: calc(var(--spacing-unit) * 1.5);
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.service-card .icon {
    width: 55px;
    height: 55px;
    margin: 0 auto var(--spacing-unit) auto;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(126, 226, 192, 0.1), rgba(82, 51, 253, 0.1));
    border: 1px solid rgba(126, 226, 192, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--color-tertiary);
    transition: all 0.3s ease;
}

.service-card:hover .icon {
    background: linear-gradient(135deg, rgba(126, 226, 192, 0.2), rgba(82, 51, 253, 0.2));
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-on-surface);
}

.service-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========== Tech Stack ========== */
.tech-stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
}

.tech-item {
    text-align: center;
    padding: 1.25rem 0.75rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    border-radius: 12px;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    transition: all 0.3s ease;
}

.tech-item i {
    font-size: 1.75rem;
    color: var(--color-text-muted);
    transition: color 0.3s ease;
}

.tech-item span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 500;
    white-space: nowrap;
}

.tech-item:hover {
    border-color: var(--color-primary);
}

.tech-item:hover i {
    color: var(--color-primary);
}

/* ========== Process Steps ========== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-gutter);
    position: relative;
}

.process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-tertiary));
    opacity: 0.2;
    z-index: 0;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    margin: 0 auto var(--spacing-unit) auto;
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 12px rgba(82, 51, 253, 0.25);
}

.process-step h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-on-surface);
}

.process-step p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ========== Impact Metrics ========== */
.impact-metrics-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-gutter);
}

.metric-card {
    text-align: center;
    padding: calc(var(--spacing-unit) * 2.5) var(--spacing-unit);
}

.metric-card h3 {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-primary), var(--color-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.metric-card p {
    color: var(--color-text-muted);
    font-size: 1rem;
    font-weight: 500;
}

/* ========== Case Studies ========== */
.case-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-unit);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.case-logo {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.case-logo-img {
    height: 30px;
    width: auto;
    flex-shrink: 0;
}

.case-industry {
    font-size: 0.8rem;
    color: var(--color-tertiary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.case-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-on-surface);
    margin: 0.15rem 0 0 0;
}

.case-card > p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    flex-grow: 1;
}

.case-results {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.result-tag {
    display: inline-block;
    background: rgba(82, 51, 253, 0.08);
    border: 1px solid rgba(82, 51, 253, 0.15);
    color: var(--color-primary);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.result-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(82, 51, 253, 0.15);
}

/* ========== Clients ========== */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-gutter);
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--spacing-unit) * 1.5);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
}

.client-logo:hover {
    transform: translateY(-3px);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* ========== Testimonials ========== */
.testimonial-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: 10px;
    right: 20px;
    font-size: 6rem;
    color: rgba(82, 51, 253, 0.06);
    font-family: Georgia, serif;
    line-height: 1;
    pointer-events: none;
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.company-logo {
    width: 45px;
    height: 45px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.logo-1 { background: linear-gradient(135deg, #5233fd, #7466ff); }
.logo-2 { background: linear-gradient(135deg, #7ee2c0, #5233fd); }
.logo-3 { background: linear-gradient(135deg, #10b981, #34d399); }
.logo-4 { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.logo-5 { background: linear-gradient(135deg, #ef4444, #f87171); }
.logo-6 { background: linear-gradient(135deg, #7466ff, #7ee2c0); }

.company-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-on-surface);
}

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

.stars {
    color: #fbbf24;
    font-size: 1.1rem;
    letter-spacing: 2px;
}

.testimonial-card > p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    font-style: italic;
    flex-grow: 1;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border-light);
}

.author-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: white;
    flex-shrink: 0;
}

.author {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-on-surface);
}

.author-details .title {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ========== FAQ ========== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    padding: 0;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    background: var(--color-surface);
    transition: border-color 0.3s ease;
}

.faq-item:hover {
    border-color: var(--color-primary);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--color-on-surface);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color 0.3s ease;
    user-select: none;
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question .arrow {
    font-size: 0.8rem;
    color: var(--color-primary);
    transition: transform 0.3s ease;
}

.faq-question.active .arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer.open {
    max-height: 300px;
    padding: 0 1.5rem 1.25rem 1.5rem;
}

.faq-answer p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ========== Contact Form ========== */
#contact {
    background: var(--color-bg-alt);
}

.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: left;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    color: var(--color-on-surface);
    font-family: var(--font-family-sora);
    font-size: 0.95rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    outline: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--color-text-muted);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(82, 51, 253, 0.1);
}

.contact-form select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.contact-form select option {
    background: var(--color-surface);
    color: var(--color-on-surface);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form button {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    border: none;
    border-radius: var(--border-radius-md);
    font-family: var(--font-family-sora);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(82, 51, 253, 0.25);
}

.contact-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(82, 51, 253, 0.35);
}

.contact-form button:active {
    transform: translateY(0);
}

.contact-form input.valid,
.contact-form select.valid,
.contact-form textarea.valid {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.contact-form input.invalid,
.contact-form select.invalid,
.contact-form textarea.invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-message {
    text-align: center;
    font-size: 0.9rem;
    min-height: 1.5rem;
    transition: opacity 0.3s ease;
}

.form-message.success { color: var(--color-success); }
.form-message.error { color: var(--color-error); }

/* ========== Footer (dark) ========== */
footer {
    background-color: var(--color-navy);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-section-sm) 0 2rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.footer-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.footer-isotipo {
    height: 50px;
    width: auto;
    margin-bottom: var(--spacing-unit);
    margin-left: 0;
    display: block;
    filter: drop-shadow(0 0 8px rgba(82, 51, 253, 0.3));
}

.footer-col h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #e2e8f0;
}

.footer-col h4.mt-2 {
    margin-top: calc(var(--spacing-unit) * 0.5);
    background: linear-gradient(90deg, var(--color-primary), var(--color-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-col p {
    color: #94a3b8;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.footer-col a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.25rem 0;
    transition: color 0.3s ease;
}

.footer-col a:hover {
    color: var(--color-tertiary);
}

.social-links {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-3px);
}

.contact-line {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #94a3b8;
    font-size: 0.9rem;
    padding: 0.3rem 0;
}

.contact-line i {
    color: var(--color-tertiary);
    width: 16px;
    text-align: center;
}

.contact-line a {
    padding: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: #94a3b8;
    font-size: 0.85rem;
    margin: 0;
}

.policy-link {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.policy-link:hover {
    color: var(--color-tertiary);
}

/* ========== WhatsApp Button ========== */
.whatsapp-button {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    text-decoration: none;
    z-index: 998;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.25);
    transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.3s ease;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
}

.whatsapp-button.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.whatsapp-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.35);
}

/* ========== Cookie Banner ========== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--color-border);
    padding: 1.25rem var(--spacing-gutter);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.cookie-banner.show { transform: translateY(0); }

.cookie-content {
    max-width: var(--spacing-container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.cookie-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.cookie-content p {
    flex: 1;
    min-width: 250px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

.cookie-content p a {
    color: var(--color-primary);
    text-decoration: underline;
}

.cookie-actions {
    display: flex;
    gap: 0.75rem;
    flex-shrink: 0;
}

.btn-cookie {
    padding: 0.5rem 1.25rem;
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family-sora);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-cookie-accept:hover { background: var(--color-secondary); }

.btn-cookie-decline {
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

.btn-cookie-decline:hover {
    border-color: var(--color-text-muted);
    color: var(--color-on-surface);
}

/* ========== Policy Modal ========== */
.policy-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.policy-modal.active { opacity: 1; pointer-events: all; }

.policy-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.policy-modal-content {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.policy-modal-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    padding: 1.5rem 2rem;
    margin: 0;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-on-surface);
    text-align: left;
    position: relative;
}

.policy-modal-content h2::after { display: none; }

.policy-modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.policy-modal-close:hover { color: var(--color-on-surface); }

.policy-modal-body {
    padding: 1.5rem 2rem 2rem 2rem;
    overflow-y: auto;
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.policy-modal-body h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-on-surface);
    margin: 1.5rem 0 0.5rem 0;
}

.policy-modal-body h3:first-child { margin-top: 0; }
.policy-modal-body p { margin: 0.5rem 0; }
.policy-modal-body ul { padding-left: 1.5rem; margin: 0.5rem 0; }
.policy-modal-body li { margin: 0.3rem 0; }
.policy-modal-body a { color: var(--color-primary); text-decoration: underline; }
.policy-modal-body strong { color: var(--color-on-surface); }
.policy-modal-body em { color: var(--color-text-muted); font-size: 0.85rem; }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .grid-4-cols { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(3, 1fr); }
    .process-grid::before { display: none; }
    .impact-metrics-list { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 968px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .hero p { font-size: 1.2rem; }
    section h2 { font-size: 2rem; }
    .hero .cta-buttons { flex-direction: column; align-items: center; }

    .grid-2-cols, .grid-3-cols, .grid-4-cols { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; gap: 2rem; }
    .impact-metrics-list { grid-template-columns: repeat(2, 1fr); }
    .clients-grid { grid-template-columns: repeat(2, 1fr); }

    .navbar-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(5, 24, 51, 0.98);
        backdrop-filter: blur(var(--backdrop-blur));
        -webkit-backdrop-filter: blur(var(--backdrop-blur));
        flex-direction: column;
        padding: 1rem 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }

    .navbar.light .navbar-links {
        background-color: rgba(255, 255, 255, 0.98);
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    }

    .navbar-links.active { display: flex; }
    .navbar-toggle { display: block; }

    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }

    .cookie-content { flex-direction: column; text-align: center; }
    .cookie-actions { width: 100%; justify-content: center; }

    .whatsapp-button {
        bottom: 1.5rem;
        right: 1.25rem;
        left: auto;
        top: auto;
        width: 48px;
        height: 48px;
        font-size: 1.3rem;
    }

    .hero-orbs .orb { opacity: 0.15; filter: blur(60px); }
    .orb-1 { width: 300px; height: 300px; }
    .orb-2 { width: 250px; height: 250px; }
    .orb-3 { width: 180px; height: 180px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    section h2 { font-size: 1.6rem; }
    section { padding: var(--spacing-section-sm) 0; }
    .impact-metrics-list { grid-template-columns: 1fr; }
    .clients-grid { grid-template-columns: 1fr 1fr; }
    .metric-card h3 { font-size: 2.2rem; }
    .glass-card { padding: calc(var(--spacing-unit) * 1.5); }
}