/* ========================================
   VITALITY CONSULT - Landing Page Styles
   ======================================== */

/* CSS Variables */
:root {
    --color-primary: #2D7D6E;
    --color-primary-dark: #236358;
    --color-secondary: #1E5F8A;
    --color-accent: #4CAF50;
    --color-accent-dark: #3d8b40;
    
    --color-text: #2C3E50;
    --color-text-light: #5A6C7D;
    --color-text-muted: #8896A6;
    
    --color-bg: #FFFFFF;
    --color-bg-alt: #F8FAFB;
    --color-bg-dark: #1a2332;
    
    --color-border: #E5E9ED;
    --color-border-light: #F0F3F5;
    
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-hero: linear-gradient(135deg, #1a2332 0%, #2D7D6E 50%, #1E5F8A 100%);
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

address {
    font-style: normal;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Section */
.section {
    padding: var(--spacing-3xl) 0;
}

.section__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section__label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Typography */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--outline {
    border: 2px solid var(--color-border);
    color: var(--color-text);
    background: transparent;
}

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

.btn--large {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.btn--full {
    width: 100%;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-light);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo-icon {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.logo-accent {
    color: var(--color-primary);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-light);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

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

.nav__link:hover::after {
    width: 100%;
}

.nav__cta {
    margin-left: var(--spacing-md);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 0;
}

.nav__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero__background {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
    z-index: -1;
}

.hero__background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__container {
    width: 100%;
}

.hero__content {
    max-width: 700px;
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.hero__title .text-gradient {
    background: linear-gradient(135deg, #6DD5C7 0%, #8FD3F4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.hero__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.hero__buttons .btn--outline {
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

.hero__buttons .btn--outline:hover {
    border-color: white;
    background: rgba(255, 255, 255, 0.1);
}

/* ========================================
   Trust Section
   ======================================== */
.trust {
    background: var(--color-bg-alt);
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.trust__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.trust__item {
    text-align: center;
}

.trust__number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.trust__label {
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

/* ========================================
   Services Section
   ======================================== */
.services {
    background: var(--color-bg);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.service-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

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

.service-card__icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(45, 125, 110, 0.1) 0%, rgba(30, 95, 138, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.service-card__icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.service-card__title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.service-card__description {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: gap var(--transition-fast);
}

.service-card__link svg {
    width: 16px;
    height: 16px;
}

.service-card__link:hover {
    gap: var(--spacing-sm);
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--color-bg-alt);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about__content .section__label,
.about__content .section__title {
    text-align: left;
}

.about__text {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
}

.about__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.about__feature {
    display: flex;
    gap: var(--spacing-md);
}

.about__feature-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent);
    border-radius: var(--radius-full);
}

.about__feature-icon svg {
    width: 18px;
    height: 18px;
    stroke: white;
}

.about__feature h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.about__feature p {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.about__image {
    position: relative;
}

.about__image-placeholder {
    aspect-ratio: 4/3;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: white;
}

.about__image-placeholder svg {
    width: 80px;
    height: 80px;
    opacity: 0.8;
}

.about__image-placeholder span {
    font-size: 1.125rem;
    font-weight: 600;
    opacity: 0.9;
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials {
    background: var(--color-bg);
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.testimonial-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.testimonial-card__stars {
    color: #F59E0B;
    font-size: 1.125rem;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-md);
}

.testimonial-card__quote {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.testimonial-card__avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.testimonial-card__name {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    font-style: normal;
    color: var(--color-text);
}

.testimonial-card__role {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

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

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-3xl);
}

.contact__info .section__label,
.contact__info .section__title {
    text-align: left;
}

.contact__text {
    font-size: 1.0625rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-2xl);
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact__detail {
    display: flex;
    gap: var(--spacing-md);
}

.contact__detail-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(45, 125, 110, 0.1) 0%, rgba(30, 95, 138, 0.1) 100%);
    border-radius: var(--radius-lg);
}

.contact__detail-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
}

.contact__detail h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.contact__detail a,
.contact__detail p,
.contact__detail address {
    font-size: 0.9375rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

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

/* Contact Form */
.contact__form-wrapper {
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
}

.contact__form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group--full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--color-text);
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(45, 125, 110, 0.15);
}

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

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

.contact__form .btn {
    grid-column: 1 / -1;
    margin-top: var(--spacing-sm);
}

.form-note {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__brand .nav__logo {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer__description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-lg);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.footer__social-link svg {
    width: 18px;
    height: 18px;
}

.footer__social-link:hover {
    background: var(--color-primary);
}

.footer__links h4,
.footer__contact h4 {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    margin-bottom: var(--spacing-lg);
}

.footer__links ul,
.footer__contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a,
.footer__contact a,
.footer__contact address {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__contact a:hover {
    color: white;
}

.footer__bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Animations
   ======================================== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials__grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .about__grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .about__image {
        order: -1;
    }
    
    .contact__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav__menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav__menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav__cta {
        display: none;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero__buttons {
        flex-direction: column;
    }
    
    .hero__buttons .btn {
        width: 100%;
    }
    
    .trust__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .trust__number {
        font-size: 2rem;
    }
    
    .contact__form {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .section {
        padding: var(--spacing-2xl) 0;
    }
    
    .section__header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .service-card,
    .testimonial-card,
    .contact__form-wrapper {
        padding: var(--spacing-lg);
    }
}