/* ===================================
   CSS Variables & Root Settings
=================================== */
:root {
    --primary-red: #c41e3a;
    --primary-red-dark: #9e1830;
    --primary-red-light: #e63950;
    --black: #0a0a0a;
    --black-light: #1a1a1a;
    --black-lighter: #2a2a2a;
    --gray-dark: #333333;
    --gray: #666666;
    --gray-light: #999999;
    --white: #ffffff;
    --white-off: #f5f5f5;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 5px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-red: 0 5px 30px rgba(196, 30, 58, 0.3);
}

/* ===================================
   Global Styles
=================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--black);
    color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
}

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

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

.section-padding {
    padding: 100px 0;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), var(--primary-red-light));
    margin: 0 auto 20px;
    border-radius: 2px;
}

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

/* ===================================
   Buttons
=================================== */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    border: none;
    padding: 14px 35px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-red);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-red-light), var(--primary-red));
    transform: translateY(-3px);
    box-shadow: 0 8px 35px rgba(196, 30, 58, 0.5);
}

.btn-outline-light {
    border: 2px solid var(--white);
    padding: 12px 35px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    transition: var(--transition-normal);
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--black);
    transform: translateY(-3px);
}

/* ===================================
   Navigation
=================================== */
.navbar {
    padding: 20px 0;
    transition: var(--transition-normal);
    background: transparent;
}

.navbar.scrolled {
    padding: 15px 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--white) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--white) !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 20px !important;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 20px;
    width: 0;
    height: 2px;
    background-color: var(--primary-red);
    transition: var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: calc(100% - 40px);
}

.navbar-toggler {
    border: none;
    padding: 10px;
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* ===================================
   Hero Section
=================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--black) 0%, var(--black-light) 50%, var(--black) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(196, 30, 58, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 200px;
    background: linear-gradient(to top, var(--black), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 3px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-light);
    max-width: 550px;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 2px solid var(--primary-red);
    border-radius: 50%;
    color: var(--primary-red);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

.hero-scroll a:hover {
    background-color: var(--primary-red);
    color: var(--white);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ===================================
   Animations
=================================== */
.animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   About Section
=================================== */
.about {
    background-color: var(--black-light);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-red), transparent);
}

.about-icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    background: linear-gradient(135deg, var(--black-lighter), var(--black));
    border-radius: 20px;
    border: 1px solid var(--gray-dark);
    position: relative;
    overflow: hidden;
}

.about-icon-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(196, 30, 58, 0.1) 0%, transparent 50%);
}

.about-icon-box i {
    font-size: 8rem;
    color: var(--primary-red);
    position: relative;
    z-index: 1;
}

.about-heading {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--white);
}

.about-text {
    color: var(--gray-light);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.feature-item i {
    font-size: 1.2rem;
}

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

.service-card {
    background: linear-gradient(145deg, var(--black-light), var(--black-lighter));
    border: 1px solid var(--gray-dark);
    border-radius: 20px;
    padding: 40px 30px;
    height: 100%;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), var(--primary-red-light));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-red);
    box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    transition: var(--transition-normal);
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--white);
}

.service-description {
    color: var(--gray-light);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===================================
   Contact Section
=================================== */
.contact {
    background: linear-gradient(180deg, var(--black-light), var(--black));
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-red), transparent);
}

.contact-info {
    background: linear-gradient(145deg, var(--black-lighter), var(--black));
    border: 1px solid var(--gray-dark);
    border-radius: 20px;
    padding: 40px;
    height: 100%;
}

.contact-heading {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--white);
}

.contact-text {
    color: var(--gray-light);
    margin-bottom: 30px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.2rem;
    color: var(--white);
}

.contact-content h5 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--white);
}

.contact-content p,
.contact-content a {
    color: var(--gray-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-content a:hover {
    color: var(--primary-red);
}

.contact-form-wrapper {
    background: linear-gradient(145deg, var(--black-lighter), var(--black));
    border: 1px solid var(--gray-dark);
    border-radius: 20px;
    padding: 40px;
}

.form-control,
.form-select {
    background-color: var(--black);
    border: 1px solid var(--gray-dark);
    color: var(--white);
    padding: 15px;
    border-radius: 10px;
    transition: var(--transition-normal);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--black);
    border-color: var(--primary-red);
    color: var(--white);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.2);
}

.form-floating > label {
    color: var(--gray-light);
    padding: 15px;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label,
.form-floating > .form-select ~ label {
    color: var(--primary-red);
}

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

/* ===================================
   Footer
=================================== */
.footer {
    background-color: var(--black);
    padding: 40px 0;
    border-top: 1px solid var(--gray-dark);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 15px;
}

.footer-copyright {
    color: var(--gray);
    font-size: 0.9rem;
    margin: 0;
}

/* ===================================
   Back to Top Button
=================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-red), var(--primary-red-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
    box-shadow: var(--shadow-red);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    color: var(--white);
    box-shadow: 0 8px 35px rgba(196, 30, 58, 0.5);
}

/* ===================================
   Responsive Styles
=================================== */
@media (max-width: 991px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .navbar-collapse {
        background: rgba(10, 10, 10, 0.98);
        margin-top: 20px;
        padding: 20px;
        border-radius: 15px;
        border: 1px solid var(--gray-dark);
    }
    
    .nav-link::after {
        display: none;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 2.2rem;
        letter-spacing: 1px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-padding {
        padding: 70px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .about-icon-box {
        height: 200px;
        margin-bottom: 30px;
    }
    
    .about-icon-box i {
        font-size: 5rem;
    }
    
    .contact-info,
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
        text-align: center;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 575px) {
    .hero-title {
        font-size: 1.8rem;
    }
    
    .service-card {
        padding: 30px 20px;
    }
}

/* ===================================
   Form Success State
=================================== */
.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success i {
    font-size: 4rem;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.form-success h4 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.form-success p {
    color: var(--gray-light);
}