/* ===== Doutor Integra - Unique Styles ===== */
/* Font pairing: Cormorant Garamond + DM Sans */
/* Palette: Natural Green, Cream, Brown */

:root {
    --primary: #166534;
    --primary-dark: #14532d;
    --primary-light: #4ade80;
    --primary-bg: #f0fdf4;
    --cream: #fef3c7;
    --cream-dark: #fde68a;
    --brown: #78350f;
    --brown-light: #92400e;
    --brown-lighter: #a16207;
    --white: #fffdf7;
    --off-white: #fefcf3;
    --light-gray: #faf8f0;
    --medium-gray: #e8e0cc;
    --dark: #1c1917;
    --text: #44403c;
    --text-light: #78716c;
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'DM Sans', 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 4px rgba(120,53,15,0.06);
    --shadow-md: 0 4px 16px rgba(120,53,15,0.08);
    --shadow-lg: 0 10px 40px rgba(120,53,15,0.1);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: 0.35s ease;
}

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

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

body {
    font-family: var(--font-body);
    color: var(--text);
    background: var(--off-white);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER ===== */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--cream-dark);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--primary-dark);
}

.logo-leaf {
    font-size: 26px;
}

.logo-text strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-dark);
    line-height: 1.15;
}

.logo-text small {
    font-size: 0.7rem;
    color: var(--brown-lighter);
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.main-nav {
    display: none;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 26px;
}

.nav-list a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.92rem;
    transition: color var(--transition);
}

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

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2.5px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}

.menu-toggle.active .hamburger:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}
.menu-toggle.active .hamburger:nth-child(2) { opacity: 0; }
.menu-toggle.active .hamburger:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ===== HERO ===== */
.hero {
    background: linear-gradient(170deg, var(--off-white) 0%, var(--cream) 40%, #ecfccb 100%);
    padding: 60px 0 75px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(22,101,52,0.06) 0%, transparent 60%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 2.1rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--primary-dark);
    margin-bottom: 18px;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 820px;
    font-style: italic;
}

.hero-body h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--brown);
    margin: 36px 0 14px;
}

.hero-body p {
    margin-bottom: 17px;
    font-size: 0.97rem;
}

.hero-body a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 35px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    box-shadow: 0 6px 20px rgba(22,101,52,0.25);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

/* ===== SECTIONS ===== */
.section {
    padding: 70px 0;
}

.section-alt {
    background: var(--light-gray);
}

.section h2 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-dark);
    text-align: center;
    margin-bottom: 40px;
}

/* ===== THERAPY GRID ===== */
.therapy-grid {
    display: grid;
    gap: 22px;
}

.therapy-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--medium-gray);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.therapy-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.therapy-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.therapy-card h3 {
    font-family: var(--font-heading);
    color: var(--brown);
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.therapy-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== APPROACH STEPS ===== */
.approach-steps {
    display: grid;
    gap: 24px;
    max-width: 700px;
    margin: 0 auto;
}

.step-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: 20px;
    align-items: flex-start;
    border-bottom: 3px solid var(--cream-dark);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.3;
    flex-shrink: 0;
    line-height: 1;
}

.step-card h3 {
    font-family: var(--font-heading);
    color: var(--brown);
    font-size: 1.15rem;
    margin-bottom: 6px;
}

.step-card p {
    color: var(--text-light);
    font-size: 0.92rem;
}

/* ===== BENEFITS ===== */
.benefits-grid {
    display: grid;
    gap: 22px;
}

.benefit-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary);
}

.benefit-item h3 {
    font-family: var(--font-heading);
    color: var(--primary-dark);
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.benefit-item p {
    color: var(--text-light);
    font-size: 0.92rem;
}

/* ===== CONTACT ===== */
.contact-box {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    max-width: 550px;
    margin: 30px auto 0;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.contact-box p {
    margin-bottom: 8px;
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.6);
    padding: 45px 0 35px;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.footer-about p {
    margin-bottom: 6px;
    font-size: 0.88rem;
}

.footer-about a {
    color: var(--primary-light);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.footer-links h4 {
    color: var(--cream);
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-bottom: 12px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--transition);
}

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

/* ===== WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37,211,102,0.4);
    z-index: 999;
    transition: transform var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-content {
    animation: fadeInUp 0.8s ease forwards;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 640px) {
    .therapy-grid { grid-template-columns: repeat(2, 1fr); }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
    .menu-toggle { display: none; }
    .main-nav { display: block; }

    .hero h1 { font-size: 2.5rem; }
    .hero { padding: 85px 0 95px; }

    .therapy-grid { grid-template-columns: repeat(3, 1fr); }

    .footer-inner {
        flex-direction: row;
        justify-content: space-between;
    }

    .footer-about { max-width: 50%; }
}

@media (min-width: 1024px) {
    .therapy-grid { grid-template-columns: repeat(3, 1fr); }
    .benefits-grid { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 2.8rem; }
}