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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: #333;
    line-height: 1.6;
    background: #fff;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2 {
    font-family: 'Playfair Display', serif;
}

.highlight {
    color: #c9952c;
}

.highlight-blue {
    color: #2c5282;
}

.section-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: #2c5282;
    text-transform: uppercase;
    margin-bottom: 8px;
}

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

.section-title {
    font-size: 2.2rem;
    color: #1a202c;
    text-align: center;
    margin-bottom: 8px;
}

.section-description {
    text-align: center;
    color: #666;
    max-width: 650px;
    margin: 0 auto 48px;
    font-size: 0.95rem;
}

.underline {
    width: 50px;
    height: 3px;
    background: #2c5282;
    margin-top: 16px;
    margin-bottom: 24px;
}

.underline.center-line {
    margin: 12px auto 40px;
}

.underline.light {
    background: #2c5282;
}

/* ==============================
   HERO SECTION
   ============================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('https://images.unsplash.com/photo-1589829545856-d10d557cf95f?w=1920&q=80') center/cover no-repeat;
    color: #fff;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 20, 30, 0.82);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 750px;
    padding: 60px 24px;
}

.hero-icon {
    width: 64px;
    height: 64px;
    border: 1.5px solid rgba(201, 149, 44, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.hero-subtitle {
    font-size: 0.8rem;
    letter-spacing: 3px;
    color: #c9952c;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.15;
    margin-bottom: 24px;
    font-weight: 800;
}

.hero-description {
    font-size: 1rem;
    color: rgba(255,255,255,0.75);
    max-width: 580px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

/* WhatsApp Button */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    color: #fff;
    padding: 14px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.3s, transform 0.2s;
}

.btn-whatsapp:hover {
    background: #1fb855;
    transform: translateY(-2px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 16px;
    margin-top: 48px;
    justify-content: center;
}

.stat-card {
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 24px 32px;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.stat-card strong {
    font-size: 1.3rem;
    font-weight: 700;
}

.stat-card span {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
}

/* ==============================
   ABOUT SECTION
   ============================== */
.about {
    padding: 100px 0;
    background: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text h2 {
    font-size: 2.4rem;
    color: #1a202c;
    margin-bottom: 0;
}

.about-text h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 16px;
}

.about-text p {
    color: #555;
    font-size: 0.92rem;
    margin-bottom: 16px;
    line-height: 1.75;
}

.about-text blockquote {
    border-left: 3px solid #2c5282;
    padding-left: 20px;
    margin-top: 24px;
    font-style: italic;
    color: #444;
    font-size: 0.9rem;
    line-height: 1.7;
}

.about-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about-card {
    background: #f7fafc;
    border-radius: 12px;
    padding: 24px;
    border: 1px solid #e2e8f0;
}

.about-card-icon {
    width: 44px;
    height: 44px;
    background: #ebf0f7;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
}

.about-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 6px;
}

.about-card p {
    font-size: 0.82rem;
    color: #666;
    line-height: 1.5;
}

/* ==============================
   ADVANTAGES SECTION
   ============================== */
.advantages {
    padding: 100px 0;
    background: #f8f9fb;
}

.advantages-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.advantage-card {
    background: #fff;
    border-radius: 14px;
    padding: 32px;
    border: 1px solid #e8ecf1;
    position: relative;
    transition: box-shadow 0.3s;
}

.advantage-card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.advantage-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: #e2e8f0;
    position: absolute;
    top: 20px;
    left: 28px;
    line-height: 1;
}

.advantage-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    margin-left: 56px;
}

.advantage-header h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: #1a202c;
}

.advantage-card > p {
    font-size: 0.88rem;
    color: #666;
    line-height: 1.65;
    margin-left: 0;
}

/* ==============================
   DIFFERENTIALS SECTION
   ============================== */
.differentials {
    padding: 100px 0;
    background: #f0f3f7;
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.differential-card {
    background: #fff;
    border-radius: 14px;
    padding: 36px 28px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: box-shadow 0.3s;
}

.differential-card:hover {
    box-shadow: 0 8px 30px rgba(0,0,0,0.06);
}

.differential-icon {
    width: 56px;
    height: 56px;
    background: #edf0f7;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.differential-card h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 10px;
}

.differential-card p {
    font-size: 0.88rem;
    color: #666;
    line-height: 1.6;
}

/* ==============================
   FAQ SECTION
   ============================== */
.faq {
    padding: 100px 0;
    background: #fff;
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: box-shadow 0.3s;
}

.faq-item:hover {
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    color: #1a202c;
    text-align: left;
    font-weight: 500;
}

.faq-question svg {
    flex-shrink: 0;
    transition: transform 0.3s;
    color: #999;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.88rem;
    color: #666;
    line-height: 1.7;
}

/* ==============================
   CTA SECTION
   ============================== */
.cta {
    position: relative;
    padding: 100px 24px;
    background: url('https://images.unsplash.com/photo-1589829545856-d10d557cf95f?w=1920&q=80') center/cover no-repeat;
    color: #fff;
    text-align: center;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 20, 30, 0.85);
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 650px;
    margin: 0 auto;
}

.cta-icon {
    margin-bottom: 24px;
}

.cta h2 {
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.cta p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 32px;
    font-size: 0.95rem;
}

.cta-contact {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 28px;
    flex-wrap: wrap;
}

.cta-contact span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

/* ==============================
   FOOTER
   ============================== */
.footer {
    padding: 40px 24px;
    background: #111827;
    text-align: center;
    color: rgba(255,255,255,0.5);
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 12px;
}

.footer-logo span {
    font-family: 'Playfair Display', serif;
    font-size: 1.1rem;
    color: #fff;
    font-weight: 700;
}

.footer p {
    font-size: 0.82rem;
    margin-bottom: 4px;
}

.footer-small {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.35);
}

/* ==============================
   WHATSAPP FLOAT
   ============================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #25D366;
    color: #fff;
    padding: 14px 24px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: transform 0.2s, box-shadow 0.3s;
}

.whatsapp-float:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

/* ==============================
   RESPONSIVE — Tablet
   ============================== */
@media (max-width: 900px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .differentials-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ==============================
   RESPONSIVE — Mobile
   ============================== */
@media (max-width: 768px) {
    .hero {
        min-height: auto;
        padding: 0;
    }

    .hero-content {
        padding: 80px 20px 60px;
    }

    .hero h1 {
        font-size: 1.85rem;
        line-height: 1.2;
        margin-bottom: 18px;
    }

    .hero-subtitle {
        font-size: 0.7rem;
        letter-spacing: 2px;
    }

    .hero-description {
        font-size: 0.9rem;
        margin-bottom: 24px;
    }

    .hero-stats {
        flex-direction: column;
        align-items: center;
        gap: 10px;
        margin-top: 32px;
    }

    .stat-card {
        min-width: 0;
        width: 100%;
        max-width: 280px;
        padding: 16px 20px;
        flex-direction: row;
        gap: 12px;
        justify-content: center;
    }

    .stat-card svg {
        width: 22px;
        height: 22px;
    }

    .stat-card strong {
        font-size: 1.1rem;
    }

    .btn-whatsapp {
        padding: 13px 28px;
        font-size: 0.9rem;
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    /* About */
    .about {
        padding: 60px 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about-text h2 {
        font-size: 1.8rem;
    }

    .about-cards {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .about-card {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 16px 18px;
    }

    .about-card-icon {
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .about-card h4 {
        margin-bottom: 2px;
    }

    /* Advantages */
    .advantages {
        padding: 60px 0;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .advantage-card {
        padding: 24px 20px;
    }

    .advantage-number {
        font-size: 2.2rem;
        top: 16px;
        left: 20px;
    }

    .advantage-header {
        margin-left: 44px;
    }

    /* Differentials */
    .differentials {
        padding: 60px 0;
    }

    .differentials-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .differential-card {
        padding: 28px 20px;
    }

    /* Section titles */
    .section-title {
        font-size: 1.5rem;
    }

    .section-description {
        font-size: 0.88rem;
        margin-bottom: 32px;
    }

    /* FAQ */
    .faq {
        padding: 60px 0;
    }

    .faq-question {
        padding: 16px 18px;
        font-size: 0.88rem;
        gap: 12px;
    }

    .faq-item.active .faq-answer {
        padding: 0 18px 16px;
    }

    /* CTA */
    .cta {
        padding: 60px 20px;
    }

    .cta h2 {
        font-size: 1.5rem;
    }

    .cta p {
        font-size: 0.88rem;
    }

    .cta-contact {
        flex-direction: column;
        align-items: center;
        gap: 14px;
    }

    .cta-contact span {
        font-size: 0.82rem;
    }

    /* Footer */
    .footer {
        padding: 32px 20px;
    }

    /* WhatsApp Float */
    .whatsapp-float {
        bottom: 16px;
        right: 16px;
        padding: 12px 18px;
        font-size: 0.82rem;
    }
}

/* ==============================
   RESPONSIVE — Small phones
   ============================== */
@media (max-width: 380px) {
    .hero h1 {
        font-size: 1.55rem;
    }

    .hero-content {
        padding: 70px 16px 50px;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .about-text h2 {
        font-size: 1.5rem;
    }

    .whatsapp-float {
        right: 10px;
        bottom: 10px;
        padding: 10px 14px;
        font-size: 0.78rem;
    }
}