/* VARIABLES */
:root {
    --gold: #D4AF37;
    --gold-dark: #B8860B;
    --paper: #fdfcfb;
    --ink: #1a1a1a;
    --white: #ffffff;
    --gray-600: #4b5563;
    --gray-400: #9ca3af;
    --gray-700: #374151;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--paper);
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

/* TYPOGRAPHY */
.title-serif {
    font-family: 'Georgia', serif;
    font-weight: 700;
}

.text-gray {
    color: var(--gray-600);
}

.gold-text {
    color: var(--gold);
}

.center-text {
    text-align: center;
}

.subtitle-italic {
    font-style: italic;
    font-weight: 300;
}

/* LAYOUT */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-small {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* SECTIONS */
section {
    padding: 4rem 0;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

/* WHATSAPP FLOATING */
.whats-floating {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 50;
    background-color: #25D366;
    color: white;
    padding: 1rem;
    border-radius: 9999px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.whats-floating:hover {
    transform: scale(1.1);
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 40;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    padding: 1rem 0;
}

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

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-area img {
    height: 3rem;
}

.company-name {
    font-family: 'Georgia', serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gold);
}

.btn-whats-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--gold);
    color: white;
    padding: 0.6rem 1.25rem;
    border-radius: 9999px;
    font-weight: 700;
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}

.btn-whats-header:hover {
    background-color: var(--gold-dark);
}

/* HERO */
.hero {
    padding-top: 8rem;
    padding-bottom: 5rem;
    text-align: center;
    background: linear-gradient(to bottom, var(--white), var(--paper));
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-title {
    font-family: 'Georgia', serif;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-attention {
    display: block;
    color: var(--gold);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
}

.hero-sub {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 3rem;
    font-style: italic;
    font-weight: 300;
}

.btn-whats-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: var(--gold);
    color: white;
    font-weight: 700;
    padding: 1rem 2rem;
    border-radius: 9999px;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 1.125rem;
    transition: all 0.3s ease;
}

.btn-whats-main:hover {
    background-color: var(--gold-dark);
    transform: translateY(-2px);
}

/* PAIN SECTION */
.pain-section {
    background-color: var(--white);
    border-radius: 3rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin: 3rem 1.5rem;
}

.pain-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 768px) {
    .pain-container {
        grid-template-columns: 1fr 1fr;
    }
}

.pain-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--gold);
}

.pain-list {
    list-style: none;
    margin: 2rem 0;
}

.pain-list li {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
    color: var(--gray-700);
}

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

.pain-image img {
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* PRACTICE SECTION */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1.5rem;
    border: 1px solid rgba(212, 175, 55, 0.1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 1rem 0 0.5rem;
}

.center-btn {
    text-align: center;
    margin-top: 3rem;
}

/* METHOD SECTION */
.method-section {
    background-color: var(--ink);
    color: var(--white);
    padding: 5rem 1.5rem;
    margin: 3rem 0;
    border-radius: 3rem;
}

.method-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
    align-items: center;
}

@media (min-width: 768px) {
    .method-container {
        grid-template-columns: 1fr 1fr;
    }
}

.method-list {
    margin: 2rem 0 3rem;
}

.method-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.method-num {
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    border: 1px solid var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-family: 'Georgia', serif;
    font-style: italic;
    color: var(--gold);
    font-size: 1.25rem;
}

.method-item-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.method-item-desc {
    color: var(--gray-400);
}

.method-image {
    position: relative;
    padding: 1rem;
}

.method-image::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 1.5rem;
    transform: translate(1rem, 1rem);
    z-index: 0;
}

.method-image img {
    position: relative;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    background-color: var(--paper);
    z-index: 1;
}

/* SOCIAL SECTION */
.stars {
    color: var(--gold);
    font-size: 1.5rem;
    margin-top: 1rem;
}

.testimonial {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-top: 4px solid var(--gold);
    font-style: italic;
    color: var(--gray-700);
}

.testimonial-text {
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-author {
    font-weight: 700;
    font-style: normal;
    color: var(--ink);
}

/* ABOUT SECTION */
.about-section {
    background-color: var(--white);
    border-top: 1px solid rgba(212, 175, 55, 0.05);
    border-bottom: 1px solid rgba(212, 175, 55, 0.05);
    padding: 5rem 0;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 768px) {
    .about-container {
        grid-template-columns: 1fr 1fr;
    }
}

.about-image img {
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 100%;
}

.about-label {
    color: var(--gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1rem;
}

.about-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.about-desc {
    color: var(--gray-600);
    margin-bottom: 2rem;
    font-size: 1.125rem;
    font-weight: 300;
    font-style: italic;
}

.about-desc p {
    margin-bottom: 1rem;
}

/* DIFFERENTIALS */
.diff-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    border: 1px solid rgba(212, 175, 55, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.diff-card:hover {
    transform: scale(1.05);
    border-color: rgba(212, 175, 55, 0.3);
}

.diff-icon {
    background-color: rgba(212, 175, 55, 0.1);
    color: var(--gold);
    width: 4rem;
    height: 4rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.diff-title {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.diff-desc {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* FINAL CTA */
.final-cta {
    background-color: var(--gold);
    color: var(--white);
    padding: 6rem 1.5rem;
}

.cta-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

@media (min-width: 768px) {
    .cta-title {
        font-size: 4rem;
    }
}

.cta-sub {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    font-style: italic;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
}

.btn-whats-final {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    background-color: var(--white);
    color: var(--gold);
    font-weight: 700;
    padding: 1.5rem 3rem;
    border-radius: 9999px;
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    transition: background-color 0.3s ease;
}

@media (max-width: 768px) {
    .btn-whats-final {
        font-size: 1.25rem;
        padding: 1.25rem 2rem;
    }
}

.btn-whats-final:hover {
    background-color: #f3f4f6;
}

/* FOOTER */
.footer {
    background-color: var(--ink);
    color: var(--white);
    padding: 4rem 1.5rem;
}

.grid-3-footer {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
}

.footer-logo {
    height: 4rem;
    filter: brightness(0) invert(1);
    margin-bottom: 1.5rem;
}

.footer-copy {
    color: var(--gray-400);
    font-size: 0.875rem;
}

.footer-title {
    color: var(--gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #d1d5db;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--gold);
}

/* UTILS */
.hidden-mobile {
    display: none;
}

@media (min-width: 768px) {
    .hidden-mobile {
        display: block;
    }
}

/* ANIMATIONS */
@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4); }
    50% { transform: scale(1.05); box-shadow: 0 10px 30px rgba(212, 175, 55, 0.2); }
    100% { transform: scale(1); box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4); }
}

.btn-pulse {
    animation: pulse 2s infinite;
}

.cta-pulse-wrapper {
    animation: pulse 2s infinite;
    display: inline-block;
    border-radius: 9999px;
}