/* =================================================================
   LSL PUBLICIDAD - MAIN STYLES
   ================================================================= */

/* Variables */
:root {
    --primary-color: #00a7f5;
    --primary-color-dark: #0058d6;
    --secondary-color: #05031a;
    --accent-color: #8e3bff;
    --accent-hot: #ff3b7c;
    --accent-warm: #ff9f1c;
    --accent-green: #26c485;
    --text-dark: #0f1627;
    --text-light: #5f667b;
    --white: #ffffff;
    --light-bg: #f4f6fb;
    --border-color: #dde1ef;
    --shadow: 0 15px 35px rgba(5, 3, 26, 0.08);
    --shadow-hover: 0 25px 60px rgba(5, 3, 26, 0.18);
    --border-radius: 14px;
    --transition: all 0.3s ease;
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    --gradient-spectrum: linear-gradient(135deg, #00a7f5 0%, #0060ff 50%, #0058d6 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--border-radius);
    font-family: var(--font-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-image: var(--gradient-spectrum);
    color: var(--white);
    border: none;
    box-shadow: 0 10px 25px rgba(0, 95, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    filter: brightness(1.05);
    box-shadow: var(--shadow-hover);
}

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

.btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-color-dark);
    transform: translateY(-2px);
}

/* Section Common Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.highlight {
    color: var(--primary-color);
    background: var(--gradient-spectrum);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* =================================================================
   HEADER STYLES
   ================================================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.header-top {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 8px 0;
    font-size: 13px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.header-contact {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    letter-spacing: 0.2px;
}

.header-contact span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.header-social {
    display: flex;
    gap: 12px;
}

.header-social a {
    color: var(--white);
    font-size: 15px;
}

.header-social a:hover {
    color: var(--accent-color);
}

.navbar {
    padding: 18px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.navbar-brand .logo {
    height: 58px;
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.08));
}

.brand-tagline {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    min-width: 150px;
    font-size: 0.8rem;
    line-height: 1.1;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dark);
}

.brand-tagline span {
    font-weight: 700;
    letter-spacing: 0.12em;
}

.brand-tagline small {
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--primary-color);
}

.navbar-cta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-small {
    padding: 10px 22px;
    font-size: 13px;
    letter-spacing: 0.3px;
}

.navbar-menu {
    display: flex;
    flex: 1;
    justify-content: flex-end;
}

.navbar-nav {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 35px;
}

.navbar-nav li {
    position: relative;
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.5px;
    padding: 10px 0;
    position: relative;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    padding: 10px 0;
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    list-style: none;
    border: 1px solid var(--border-color);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 12px 25px;
    color: var(--text-dark);
    transition: var(--transition);
    font-family: var(--font-secondary);
    font-weight: 500;
    font-size: 14px;
}

.dropdown-menu li a:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

.dropdown > .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Mobile Toggle */
.navbar-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.navbar-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* =================================================================
   HERO SECTION
   ================================================================= */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background-color: var(--secondary-color);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -80px;
    right: -60px;
    width: 420px;
    height: 420px;
    background: url('../images/brand-franja-pixel.png') no-repeat center/contain;
    opacity: 0.18;
    pointer-events: none;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
}

.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(5, 3, 26, 0.92) 0%, rgba(0, 167, 245, 0.5) 50%, rgba(0, 88, 214, 0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    max-width: 600px;
}

.hero-content h1 {
    font-size: clamp(2.8rem, 4vw, 3.8rem);
    margin-bottom: 25px;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-eyebrow {
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 0.85rem;
    color: var(--accent-color);
    margin-bottom: 18px;
}

.hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.hero-meta div {
    background: rgba(5, 3, 26, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 18px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(8px);
}

.hero-meta span {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
}

.hero-meta p {
    margin: 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

/* Hero Navigation */
.hero-nav {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    z-index: 3;
    pointer-events: none; /* Allow clicks to pass through the container */
}

.hero-prev {
    left: 30px;
    pointer-events: auto; /* Re-enable clicks on the button */
}

.hero-next {
    right: 30px;
    pointer-events: auto; /* Re-enable clicks on the button */
}

.hero-prev,
.hero-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.hero-prev:hover,
.hero-next:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Hero Indicators */
.hero-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 3;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active,
.indicator:hover {
    background: var(--primary-color);
}

/* =================================================================
   CONFIDENCE / EYEBROW / INSIGHTS
   ================================================================= */

.section-eyebrow {
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 0.85rem;
    color: var(--primary-color);
    background: var(--gradient-spectrum);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
    font-weight: 600;
}

.confidence {
    background: var(--white);
    padding: 60px 0;
    position: relative;
}

.confidence::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('../images/brand-franja.png') center/cover no-repeat;
    opacity: 0.04;
}

.confidence .container {
    position: relative;
    z-index: 2;
}

.confidence-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.confidence-card {
    background: var(--light-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
}

.confidence-card span {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.confidence-card p {
    margin: 0;
    color: var(--text-light);
}

.insights {
    padding: 80px 0;
    background: var(--white);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.insight {
    padding: 35px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--white);
    box-shadow: var(--shadow);
}

.insight h3 {
    margin-bottom: 12px;
    color: var(--text-dark);
}

.insight span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* =================================================================
   SERVICES SECTION
   ================================================================= */

.services {
    background-color: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    justify-items: stretch;
}

.service-card {
    background: var(--white);
    padding: 40px 35px;
    border-radius: var(--border-radius);
    text-align: left;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-spectrum);
    transition: var(--transition);
    z-index: 1;
    opacity: 0;
}

.service-card:hover::before {
    left: 0;
    opacity: 0.05;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.service-icon {
    position: relative;
    z-index: 2;
    width: 80px;
    height: 80px;
    margin: 0 0 30px;
    background: var(--gradient-spectrum);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.service-card h3 {
    position: relative;
    z-index: 2;
    margin-bottom: 20px;
    color: var(--text-dark);
    font-size: 1.3rem;
}

.service-card p {
    position: relative;
    z-index: 2;
    color: var(--text-light);
    margin-bottom: 30px;
}

.service-link {
    position: relative;
    z-index: 2;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.service-link:hover {
    color: var(--accent-color);
}

/* =================================================================
   PRODUCTS SECTION
   ================================================================= */

.products {
    background: var(--white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.product-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--white);
    transition: var(--transition);
}

.product-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

.product-card-body {
    padding: 20px 24px 24px;
}

.product-card h3 {
    margin-bottom: 8px;
    color: var(--text-dark);
}

.product-card span {
    color: var(--text-light);
    font-size: 0.95rem;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

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

/* =================================================================
   FEATURES SECTION
   ================================================================= */

.features {
    background: linear-gradient(135deg, #05031a 0%, #0a1a3d 50%, #1a2a4d 100%);
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    text-align: center;
}

.feature-item {
    padding: 20px;
}

.feature-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-spectrum);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    font-family: var(--font-primary);
}

.feature-item h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.feature-item p {
    color: rgba(255, 255, 255, 0.8);
}

/* =================================================================
   ABOUT SECTION
   ================================================================= */

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

.about-text h2 {
    margin-bottom: 30px;
}

.lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.about-features {
    margin: 40px 0;
}

.about-feature {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.about-feature i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-right: 15px;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* =================================================================
   PROCESS / BRAND LAB / TESTIMONIALS
   ================================================================= */

.process {
    padding: 80px 0;
    background: var(--light-bg);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.process-step {
    position: relative;
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.process-step span {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    background: var(--gradient-spectrum);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
    display: block;
}

.process-step h3 {
    margin-bottom: 12px;
}

.brand-lab {
    padding: 90px 0;
    background: var(--white);
}

.brand-lab-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 50px;
}

.brand-lab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.brand-card {
    background: var(--light-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.brand-card img {
    height: 70px;
    object-fit: contain;
    margin-bottom: 20px;
    width: 100%;
}

.brand-card p {
    color: var(--text-light);
}

.testimonials {
    padding: 90px 0;
    background: var(--light-bg);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.testimonial-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 20px;
}

.testimonial-author h4 {
    margin-bottom: 4px;
    color: var(--text-dark);
}

.testimonial-author span {
    font-size: 0.95rem;
    color: var(--primary-color);
}

/* =================================================================
   PORTFOLIO SECTION
   ================================================================= */

.portfolio {
    background-color: var(--light-bg);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--white);
    border: 2px solid var(--border-color);
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-dark);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(145deg, rgba(5, 3, 26, 0.85) 0%, rgba(0, 167, 245, 0.55) 50%, rgba(0, 88, 214, 0.45) 100%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h3 {
    margin-bottom: 10px;
}

.portfolio-overlay p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.portfolio-link {
    width: 50px;
    height: 50px;
    background: var(--gradient-spectrum);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: var(--transition);
}

.portfolio-link:hover {
    background: var(--gradient-spectrum);
    transform: scale(1.1);
}

/* =================================================================
   CONTACT SECTION
   ================================================================= */

.contact {
    background: linear-gradient(135deg, #05031a 0%, #0a1a3d 30%, #1a2a4d 70%, #2a3a5d 100%);
    color: var(--white);
}

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

.contact-info h2 {
    margin-bottom: 20px;
    font-size: 2.2rem;
}

.contact-info p {
    margin-bottom: 40px;
    opacity: 0.9;
    font-size: 1.1rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-detail {
    display: flex;
    align-items: center;
}

.contact-detail i {
    width: 50px;
    height: 50px;
    background: var(--gradient-spectrum);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 1.2rem;
}

.contact-detail h4 {
    margin-bottom: 5px;
    color: var(--white);
}

.contact-detail p {
    margin: 0;
    opacity: 0.8;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 40px;
    border-radius: var(--border-radius);
}

.contact-form h3 {
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--secondary-color);
    color: var(--white);
}

.contact-form .btn {
    width: 100%;
    font-size: 16px;
}

/* =================================================================
   FOOTER
   ================================================================= */

.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 60px;
    margin-bottom: 20px;
    filter: none;
    background: transparent;
    padding: 0;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.footer-section h4 {
    margin-bottom: 25px;
    color: var(--primary-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.footer-contact i {
    width: 20px;
    margin-right: 10px;
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* =================================================================
   BACK TO TOP BUTTON
   ================================================================= */

.back-to-top {
    position: fixed;
    bottom: 110px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #25d366;
    color: var(--white);
    padding: 12px 20px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 600;
    letter-spacing: 0.3px;
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.3);
    transition: var(--transition);
    z-index: 1050;
}

.whatsapp-button i {
    font-size: 1.4rem;
}

.whatsapp-button:hover {
    transform: translateY(-3px);
    background: #1ebe5d;
    box-shadow: 0 18px 34px rgba(37, 211, 102, 0.4);
}

.whatsapp-button span {
    white-space: nowrap;
}

/* =================================================================
   ANIMATIONS
   ================================================================= */

/* AOS Animation Overrides */
[data-aos] {
    pointer-events: none;
}

[data-aos].aos-animate {
    pointer-events: auto;
}

/* Custom Loading Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* =================================================================
   RESPONSIVE DESIGN
   ================================================================= */

/* Tablet Styles */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .hero-buttons .btn {
        width: 250px;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    /* Header Mobile */
    .header-top {
        display: none;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        box-shadow: var(--shadow);
        transform: translateY(-5%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        overflow-y: auto;
        padding-bottom: 30px;
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .navbar-brand {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .navbar-cta {
        display: none;
    }
    
    .navbar-nav {
        flex-direction: column;
        padding: 20px 0;
    }
    
    .navbar-nav li {
        margin: 0;
        width: 100%;
    }
    
    .nav-link {
        padding: 15px 20px;
        display: block;
        border-bottom: 1px solid var(--border-color);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--light-bg);
        margin-left: 20px;
    }
    
    /* Typography Mobile */
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    /* Spacing Mobile */
    section {
        padding: 60px 0;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    /* Services Mobile */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 30px;
    }
    
    /* Features Mobile */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-number {
        font-size: 2.5rem;
    }
    
    /* Portfolio Mobile */
    .portfolio-filters {
        gap: 10px;
    }
    
    .filter-btn {
        padding: 8px 20px;
        font-size: 14px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contact Mobile */
    .contact-form {
        padding: 30px;
    }

    .whatsapp-button {
        bottom: 20px;
        right: 20px;
        padding: 14px;
        border-radius: 50%;
    }

    .whatsapp-button span {
        display: none;
    }

    .back-to-top {
        bottom: 90px;
        right: 20px;
    }
    
    /* Hero Navigation Mobile */
    .hero-nav {
        display: none;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .service-card,
    .contact-form {
        padding: 20px;
    }
    
    .btn {
        padding: 10px 25px;
        font-size: 14px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}