:root {
    --primary: #FF6600;
    --primary-dark: #E65C00;
    --black: #050505;
    --dark-grey: #0F0F0F;
    --medium-grey: #1A1A1A;
    --light-grey: #F5F5F5;
    --white: #FFFFFF;
    --text-main: #E0E0E0;
    --text-muted: #A0A0A0;
    --font-family: 'Poppins', sans-serif;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --container-width: 1200px;
    --container-narrow: 800px;
    --gradient-primary: linear-gradient(135deg, #FF6600 0%, #000000 100%);
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}

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

html {
    scroll-behavior: smooth;
}

h1,
h2,
h3,
h4 {
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

body {
    font-family: var(--font-family);
    background-color: var(--black);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.narrow {
    max-width: var(--container-narrow);
}

.section-padding {
    padding: 100px 0;
}

.center {
    text-align: center;
}

.mt-4 {
    margin-top: 2rem;
}

.highlight {
    color: var(--primary);
}

.highlight-orange {
    color: var(--primary);
}

.highlight-alt {
    border-bottom: 4px solid var(--primary);
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(255, 102, 0, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.95rem;
    /* Increased from 0.8rem */
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.section-title {
    font-size: 3.5rem;
    margin-bottom: 3rem;
    color: var(--white);
    background: linear-gradient(180deg, #FFFFFF 0%, #A0A0A0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-title.white {
    color: var(--white);
    background: none;
    -webkit-text-fill-color: initial;
}

/* STICKY NAV */
.sticky-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #000000;
    /* Pure black background */
    backdrop-filter: blur(15px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    transition: var(--transition);
}

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

.nav-logo-img {
    height: 40px;
    /* Increased from 30px */
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: #FFFFFF;
    /* High contrast white */
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-cta {
    background: var(--gradient-primary);
    padding: 10px 20px;
    border-radius: 50px;
    color: var(--white) !important;
    border: 1px solid rgba(255, 102, 0, 0.3);
}

/* HAMBURGER BUTTON — hidden on desktop */
.nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
}

.nav-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

/* HERO SECTION */
.hero-section {
    background-color: var(--black);
    color: var(--white);
    padding: 140px 0 80px;
    /* Tighter top: was 180px */
    min-height: 80vh;
    /* Shorter: was 90vh */
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 102, 0, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.hero-top {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr; /* Give more space to headline */
    gap: 2rem 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.hero-top h1 {
    text-align: center;
    font-size: 3.8rem;
    line-height: 1.05;
    font-weight: 800;
    background: linear-gradient(to bottom right, #fff 40%, #888);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0;
}

.hero-subtitle-v3 {
    font-size: 1.5rem;
    font-weight: 400;
    color: #E0E0E0; /* Brighter than muted */
    max-width: 800px;
    margin: 0 auto 1.5rem;
    line-height: 1.4;
    opacity: 0.9;
}

/* Fix visibility of orange text inside gradient h1 */
.hero-top h1 span {
    -webkit-text-fill-color: initial;
    background: none;
}

.hero-top .hero-image {
    grid-column: 2 / 3;
    justify-self: end;
}

.hero-bottom {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

/* Legacy hero-container kept for safety */
.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.logo {
    margin-bottom: 3rem;
}

.main-logo {
    height: 45px;
    width: auto;
    display: block;
}

.hero-content {
    max-width: 700px;
    /* Increased to allow more room */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-content h1 {
    font-size: 4.5rem;
    /* Tighter than 4.5rem for punchy feel */
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 700;
    background: linear-gradient(to bottom right, #fff, #888);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content .subtitle {
    font-size: 1.25rem;
    color: #aaa;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-bullets {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem 2.5rem;
    margin: 0;
    list-style: none;
}

.hero-bullets li {
    display: flex;
    align-items: center;
    font-size: 1.05rem;
    color: #eee;
    white-space: nowrap;
}

.bullet-icon {
    width: 20px;
    height: 20px;
    background-color: var(--primary);
    border-radius: 50%;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.bullet-icon::after {
    content: '✓';
    color: white;
    font-size: 0.8rem;
    font-weight: bold;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 44px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.05rem;
    transition: var(--transition);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    position: relative;
    overflow: hidden;
    border: none;
    outline: none;
}

/* LiquidGlass primary CTA */
.primary-cta {
    background: linear-gradient(135deg, #FF7722 0%, #D94F00 60%, #FF3300 100%);
    color: #fff;
    box-shadow:
        0 4px 24px rgba(255, 102, 0, 0.45),
        0 1px 0 rgba(255, 255, 255, 0.35) inset,
        0 -1px 0 rgba(0, 0, 0, 0.3) inset;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.primary-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -40%;
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}

.primary-cta:hover::before {
    left: 130%;
}

.primary-cta:hover {
    transform: translateY(-3px);
    box-shadow:
        0 8px 36px rgba(255, 102, 0, 0.6),
        0 1px 0 rgba(255, 255, 255, 0.4) inset,
        0 -1px 0 rgba(0, 0, 0, 0.3) inset;
}

.primary-cta:active {
    transform: translateY(-1px);
}

.cta-microcopy {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    opacity: 0.7;
}

.primary-cta.small {
    padding: 12px 30px;
    font-size: 0.9rem;
}

.primary-cta.large {
    padding: 22px 56px;
    font-size: 1.15rem;
}

.hero-image {
    position: relative;
    max-width: 380px; /* Reduce image size */
    justify-self: center;
}

.image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.image-frame img {
    width: 100%;
    display: block;
    filter: grayscale(20%);
    transition: var(--transition);
}

.image-frame:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

/* DARK SECTION — slightly warm dark, not pitch black */
.dark-section {
    background-color: var(--dark-grey);
    color: var(--white);
}

.id-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.id-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 3.5rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.id-card:hover {
    border-color: rgba(255, 102, 0, 0.2);
    transform: translateY(-5px);
}

.check-list li {
    position: relative;
    padding-left: 35px;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 800;
    font-size: 1.2rem;
}

.negative-card {
    background: linear-gradient(135deg, #0a0a0a 0%, #050505 100%);
    padding: 3.5rem;
    border-radius: 24px;
    border: 1px solid #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.negative-card p {
    color: #888;
    font-size: 1.2rem;
}

/* PROBLEMA SECTION */
.vende-list {
    display: flex;
    gap: 1.5rem;
    margin: 3rem 0;
}

.vende-item {
    flex: 1;
    background: var(--dark-grey);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    font-weight: 500;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.vende-item:hover {
    border-color: rgba(255, 102, 0, 0.3);
    transform: translateY(-3px);
}

.impact-text {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    text-align: center;
    margin: 2rem 0;
    text-transform: uppercase;
}

.formula {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 4rem;
    flex-wrap: wrap;
    /* Prevent overflow */
}

.formula-step {
    padding: 12px 24px;
    background: rgba(255, 102, 0, 0.1);
    border: 1px solid rgba(255, 102, 0, 0.3);
    border-radius: 12px;
    font-weight: 600;
    color: var(--primary);
}

.formula-step.secondary {
    background: var(--gradient-primary);
    /* Keeps main brand color but removes button-like feeling */
    color: var(--white);
    border: none;
    padding: 14px 28px;
    box-shadow: none;
    /* Removed shadow to avoid button look */
    transform: none !important;
    /* Prevent hover lift */
}

.formula-arrow {
    color: var(--primary);
    font-size: 2rem;
}

/* ACCENT SECTION - MODIFIED */
.accent-section {
    background-color: var(--black);
    position: relative;
    overflow: hidden;
}

.accent-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(255, 102, 0, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.paradigma-content p {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
    color: var(--text-main);
}

/* AUTHOR SECTION */
.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.author-name {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.role {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.main-quote {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 2rem 0;
    border-left: 5px solid var(--primary);
    padding-left: 2rem;
    font-style: italic;
}

.lab-element {
    width: 100%;
    aspect-ratio: 1;
    background: var(--medium-grey);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border: 1px solid var(--glass-border);
}

.circle-graphic {
    width: 70%;
    height: 70%;
    border: 1px dashed rgba(255, 102, 0, 0.3);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

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

    to {
        transform: rotate(360deg);
    }
}

/* OPORTUNIDAD SECTION */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 4rem;
}

.comp-box {
    padding: 3.5rem;
    border-radius: 25px;
}

.old {
    background-color: #111;
    border: 1px solid #222;
}

.new {
    background: linear-gradient(135deg, #0f0f0f 0%, #050505 100%);
    border: 1px solid rgba(255, 102, 0, 0.4);
    box-shadow: 0 0 30px rgba(255, 102, 0, 0.05);
}

.comp-box h3 {
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.cross-list li {
    text-decoration: line-through;
    opacity: 0.5;
    margin-bottom: 1rem;
    list-style-type: '✕  ';
}

.check-list-orange li {
    margin-bottom: 1rem;
    list-style-type: '✓  ';
    color: var(--primary);
    font-weight: 600;
}

.final-statement {
    margin-top: 4rem;
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
}

/* ERROR MERCADO */
.grey-bg {
    background-color: #f9f9f9;
}

.error-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 3rem;
}

.error-node {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.03);
    border-left: 4px solid #eee;
}

.error-node:hover {
    border-left-color: var(--primary);
    transform: translateY(-5px);
    transition: var(--transition);
}

/* SYSTEM SECTION */
.tech-bg {
    background-color: var(--black);
    color: white;
}

.system-diagram {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    gap: 1rem;
    align-items: center;
    margin-top: 4rem;
}

.system-step {
    text-align: center;
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 3rem 2rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.system-step:hover {
    border-color: rgba(255, 102, 0, 0.4);
    background: rgba(255, 102, 0, 0.05);
    transform: translateY(-8px);
}

.step-num {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(255, 102, 0, 0.2);
    margin-bottom: 1rem;
}

.system-step h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.system-step p {
    font-size: 0.85rem;
    color: #888;
}

.step-connector {
    width: 20px;
    height: 2px;
    background-color: #333;
}

/* METHOD SECTION */
.method-visual {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 4rem;
    position: relative;
}

.m-step {
    text-align: center;
    z-index: 2;
}

.m-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.m-arrow {
    flex: 1;
    height: 4px;
    background: repeating-linear-gradient(to right, #ccc, #ccc 10px, transparent 10px, transparent 20px);
    margin: 0 2rem;
    position: relative;
    top: -25px;
}

.m-step.final h4 {
    color: var(--primary);
    font-size: 1.5rem;
    font-weight: 600;
}

/* VERTICAL METHOD VISUAL */
.method-visual.vertical {
    flex-direction: column;
    gap: 0;
}

.m-arrow-vertical {
    height: 40px;
    width: 2px;
    background: repeating-linear-gradient(to bottom, #FF6600, #FF6600 5px, transparent 5px, transparent 10px);
    margin: 10px auto;
}

/* RESULTS SECTION */
.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.res-item h4 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.res-item:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.res-item p {
    font-size: 1.3rem;
    font-weight: 600;
}

/* PROGRAM SECTION */
.feature-list li {
    padding: 1.2rem 0;
    border-bottom: 1px solid #eee;
    font-weight: 600;
    font-size: 1.1rem;
}

.feature-list li::before {
    content: '→';
    color: var(--primary);
    margin-right: 15px;
}

.prog-visual {
    display: flex;
    justify-content: center;
}

.mockup-frame {
    width: 300px;
    height: 500px;
    background: var(--black);
    border-radius: 40px;
    border: 8px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.1);
}

.mockup-screen {
    color: white;
    font-weight: 800;
    text-align: center;
}

.mockup-screen span {
    color: var(--primary);
}

/* BENEFITS SECTION */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-card {
    background: var(--glass);
    backdrop-filter: blur(10px);
    padding: 3rem 2rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: rgba(255, 102, 0, 0.3);
    transform: translateY(-5px);
}

.benefit-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
    font-size: 1.4rem;
}

/* FAQ SECTION */
.faq-container {
    margin-top: 3rem;
}

.faq-item {
    margin-bottom: 1rem;
    background: #f9f9f9;
    border-radius: 12px;
    overflow: hidden;
}

summary {
    padding: 2rem;
    font-weight: 700;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
}

details[open] summary::after {
    content: '-';
}

.faq-content {
    padding: 0 2rem 2rem;
    color: var(--text-muted);
}

/* REGISTRATION SECTION */
.registration-box {
    background: var(--medium-grey);
    padding: 4rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    max-width: 600px;
    margin: 3rem auto 0;
}

.registration-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group input {
    width: 100%;
    padding: 18px 25px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.form-note {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* LIGHT SECTION — warm off-white alternating sections */
.light-section {
    background-color: #F2F2F2;
    color: #111111;
}

.light-section .section-title {
    background: none;
    -webkit-text-fill-color: #111111;
    color: #111111;
}

.light-section .section-tag {
    background: rgba(255, 102, 0, 0.12);
    color: var(--primary);
}

.light-section p,
.light-section h3,
.light-section h4,
.light-section li,
.light-section summary,
.light-section .faq-content p {
    color: #333333;
}

.light-section .faq-item {
    border-bottom: 1px solid #DDDDDD;
}

.light-section .id-card {
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.light-section .step-num {
    color: var(--primary);
}

.light-section .system-step {
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.light-section .system-step:hover {
    border-color: rgba(255, 102, 0, 0.3);
}

.light-section .check-list li::before {
    color: var(--primary);
}

.light-section .feature-list li::before {
    color: var(--primary);
}

/* WHITE SECTION kept for backward compatibility */
.white-section {
    background-color: #FFFFFF !important;
    color: #111111 !important;
}

.white-section .section-title {
    background: none;
    -webkit-text-fill-color: #111111;
    color: #111111;
}

.white-section .section-tag {
    background: rgba(255, 102, 0, 0.1);
    color: var(--primary);
}

.white-section p,
.white-section summary,
.white-section .faq-content p {
    color: #333333;
}

.white-section .faq-item {
    border-bottom: 1px solid #EEEEEE;
}

/* FOOTER */
.footer {
    background: #000000;
    /* Pure black footer */
    color: white;
    padding: 80px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

.footer-links a {
    margin-left: 2rem;
    color: #FFFFFF;
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
}

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

/* COOKIE BANNER */
.cookie-banner {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1100;
    background: rgba(0, 0, 0, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: 0.9rem;
}

.cookie-banner-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.cookie-text {
    flex: 1 1 240px;
}

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

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

.cookie-btn {
    padding: 0.55rem 1.4rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: transparent;
    color: #ffffff;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: var(--transition);
}

.cookie-btn.accept {
    background: var(--gradient-primary);
    border-color: rgba(255, 102, 0, 0.45);
}

.cookie-btn:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.6);
}

@media (max-width: 600px) {
    .cookie-banner-inner {
        padding: 0.9rem 1.2rem 1.1rem;
        flex-direction: column;
        align-items: flex-start;
    }

    .cookie-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

/* RESPONSIVE — 992px (tablets & large phones) */
@media (max-width: 992px) {

    .hero-container,
    .grid-2-col,
    .id-grid,
    .comparison-grid,
    .error-grid {
        grid-template-columns: 1fr;
    }

    .hero-top {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-top h1 {
        font-size: 2.8rem;
        order: 2;
    }

    .hero-top .hero-image {
        order: 1;
        grid-column: auto;
        justify-self: center;
        max-width: 300px;
    }

    .system-diagram {
        grid-template-columns: 1fr;
    }

    .step-connector {
        width: 2px;
        height: 30px;
        margin: 0 auto;
    }

    .results-grid,
    .benefits-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .vende-list,
    .method-visual {
        flex-direction: column;
        gap: 2rem;
    }

    .m-arrow {
        display: none;
    }

    /* NAV: Show hamburger, hide links */
    .nav-hamburger {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #000;
        flex-direction: column;
        padding: 1.5rem 2rem;
        gap: 1.5rem;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        z-index: 999;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        font-size: 0.9rem;
        white-space: nowrap;
        color: #fff;
    }

    .nav-cta {
        align-self: flex-start;
    }

    .sticky-nav {
        position: fixed;
    }

    .section-padding {
        padding: 70px 0;
    }

    .section-title {
        font-size: 2.5rem;
    }
}

/* RESPONSIVE — 600px (phones) */
@media (max-width: 600px) {

    .results-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .formula {
        flex-direction: column;
        gap: 0.8rem;
    }

    .formula-arrow {
        transform: rotate(90deg);
    }

    .hero-top h1 {
        font-size: 2.2rem;
    }

    .hero-bottom {
        gap: 1.5rem;
    }

    .hero-bullets {
        gap: 0.8rem 1.5rem;
    }

    .cta-button {
        width: 100%;
        max-width: 340px;
        text-align: center;
    }

    .footer-grid {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }

    .footer-links {
        display: flex;
        justify-content: center;
    }

    .footer-links a {
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section-padding {
        padding: 50px 0;
    }

    .hero-section {
        padding-top: 100px;
    }

    .id-card {
        padding: 2rem 1.5rem;
    }
}