/* Sonia Fotografía - Premium Styles */

:root {
    --color-white: #FFFFFF;
    --color-cream: #F5F5F5;
    --color-black: #1A1A1A;
    --color-gray: #333333;
    --color-gray-light: #666666;
    --color-accent: #D4AF37;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-sans);
    color: var(--color-black);
    line-height: 1.6;
    background: var(--color-white);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--color-black);
}

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

/* Desktop Navigation */
.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--color-gray);
    font-weight: 400;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

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

/* Mobile Navigation - Hamburger Menu */
.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-black);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--color-black);
    transition: var(--transition);
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

/* Hamburger Animation when Active */
.nav-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .navbar {
        padding: 1rem 1.5rem;
    }

    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        padding: 2rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        color: var(--color-black);
    }
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://images.unsplash.com/photo-1494438639946-1ebd1d20bf85?w=1920&q=80');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 2rem;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 400;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--color-gray-light);
    margin-bottom: 0.5rem;
    font-weight: 300;
}

.hero-location {
    font-size: 1rem;
    color: var(--color-gray-light);
    margin-bottom: 2rem;
}

.hero-scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.scroll-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gray-light);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: var(--color-gray-light);
    animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.1); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    border: 1px solid var(--color-black);
    color: var(--color-black);
    background: transparent;
}

.btn-secondary:hover {
    background: var(--color-black);
    color: var(--color-white);
}

/* Servicios */
.servicios {
    padding: 8rem 2rem;
    background: var(--color-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 4rem;
    font-weight: 400;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.servicio-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
}

.servicio-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.servicio-card:hover img {
    transform: scale(1.05);
}

.servicio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: white;
    transform: translateY(20px);
    opacity: 0.9;
    transition: var(--transition);
}

.servicio-card:hover .servicio-overlay {
    transform: translateY(0);
    opacity: 1;
}

.servicio-overlay h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.servicio-overlay p {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* CTA */
.cta {
    padding: 8rem 2rem;
    background: var(--color-cream);
    text-align: center;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.cta-text {
    color: var(--color-gray-light);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* Footer */
.footer {
    padding: 4rem 2rem;
    background: var(--color-black);
    color: var(--color-white);
    text-align: center;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.footer-links {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links a,
.footer-links span {
    color: var(--color-gray-light);
    text-decoration: none;
    font-size: 0.9rem;
}

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

.separator {
    color: var(--color-gray);
}

.footer-copyright {
    color: var(--color-gray); font-size: 0.8rem; }

/* Responsive */
@media (max-width: 768px) {
    html, body { overflow-x: hidden; }
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1rem; }
    .servicios-grid { grid-template-columns: 1fr; }
    .section-title, .cta-title { font-size: 2rem; }
    .container { padding: 0 1rem; }
}

/* WhatsApp Float Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  z-index: 9999;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-float:hover .whatsapp-icon {
  transform: rotate(10deg);
}

.whatsapp-icon {
  width: 32px;
  height: 32px;
  color: white;
  transition: transform 0.3s ease;
}

@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 1.5rem;
    right: 1.5rem;
    width: 55px;
    height: 55px;
  }

  .whatsapp-icon {
    width: 28px;
    height: 28px;
  }
}