/* Domain Financial Audit Services - Main Stylesheet */

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

:root {
    /* Color Palette */
    --primary-purple: #6B1FB1;
    --accent-orange: #FF6B00;
    --mint-green: #00C7A4;
    --light-bg: #F9F9F9;
    --text-dark: #2E2E2E;
    --white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-purple), var(--accent-orange));
    --gradient-mint: linear-gradient(135deg, var(--mint-green), var(--primary-purple));
    
    /* Typography */
    --font-size-h1: clamp(2.5rem, 5vw, 3.5rem);
    --font-size-h2: clamp(2rem, 4vw, 2.8rem);
    --font-size-h3: clamp(1.5rem, 3vw, 2rem);
    --font-size-body: clamp(1rem, 2vw, 1.1rem);
    
    /* Spacing */
    --section-padding: clamp(3rem, 8vw, 5rem);
    --container-padding: clamp(1rem, 3vw, 2rem);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light-bg);
    overflow-x: hidden;
}

/* Container System - 12 Column Grid */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-1 { flex: 0 0 8.333%; }
.col-2 { flex: 0 0 16.666%; }
.col-3 { flex: 0 0 25%; }
.col-4 { flex: 0 0 33.333%; }
.col-6 { flex: 0 0 50%; }
.col-8 { flex: 0 0 66.666%; }
.col-12 { flex: 0 0 100%; }

/* Responsive Grid */
@media (max-width: 768px) {
    .col-md-12 { flex: 0 0 100%; }
    .col-md-6 { flex: 0 0 50%; }
}

@media (max-width: 576px) {
    .col-sm-12 { flex: 0 0 100%; }
    .row {
        margin: 0 -10px;
    }
    .col {
        padding: 0 10px;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: var(--font-size-h1);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: var(--font-size-h2);
    color: var(--primary-purple);
}

h3 {
    font-size: var(--font-size-h3);
    color: var(--text-dark);
}

p {
    font-size: var(--font-size-body);
    margin-bottom: 1rem;
    color: var(--text-dark);
}

/* Header Styles */
.header {
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-scrolled {
    padding: 0.5rem 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.15);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo svg {
    height: 40px;
    width: auto;
    max-width: 200px;
    min-width: 120px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Mobile Menu - CSS Only */
#mobile-menu-toggle {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-purple);
    margin: 3px 0;
    transition: 0.3s;
    display: block;
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: left 0.3s ease;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
        z-index: 1000;
    }
    
    /* CSS-only menu toggle */
    #mobile-menu-toggle:checked ~ .header .nav-menu {
        left: 0;
    }
    
    #mobile-menu-toggle:checked ~ .header .hamburger span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    #mobile-menu-toggle:checked ~ .header .hamburger span:nth-child(2) {
        opacity: 0;
    }
    
    #mobile-menu-toggle:checked ~ .header .hamburger span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    /* Close menu when clicking on links */
    .nav-menu a {
        display: block;
        padding: 1rem;
    }
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(107, 31, 177, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(107, 31, 177, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

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

/* Section Styles */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

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

/* Hero Section */
.hero {
    background: var(--gradient-primary);
    color: var(--white);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../img/VJjpny.jpg') center/cover;
    opacity: 0.1;
    z-index: 0;
}

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

.hero h1 {
    color: var(--white);
    -webkit-text-fill-color: var(--white);
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.9);
    animation: fadeInUp 1s ease 0.2s both;
}

.hero .btn {
    animation: fadeInUp 1s ease 0.4s both;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid rgba(255,255,255,0.2);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.card-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(107, 31, 177, 0.1);
}

.form-select {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 1rem;
    background: var(--white);
    cursor: pointer;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
}

.checkbox-group label {
    font-size: 0.9rem;
    line-height: 1.4;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer h3 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer p {
    color: rgba(255,255,255,0.8);
}

.footer a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--mint-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* CSS-only Scroll Animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.scroll-animate:nth-child(1) { animation-delay: 0.1s; }
.scroll-animate:nth-child(2) { animation-delay: 0.2s; }
.scroll-animate:nth-child(3) { animation-delay: 0.3s; }
.scroll-animate:nth-child(4) { animation-delay: 0.4s; }
.scroll-animate:nth-child(5) { animation-delay: 0.5s; }
.scroll-animate:nth-child(6) { animation-delay: 0.6s; }

/* Auto-trigger animations for different sections */
.section:nth-child(2) .scroll-animate { animation-delay: 0.1s; }
.section:nth-child(3) .scroll-animate { animation-delay: 0.3s; }
.section:nth-child(4) .scroll-animate { animation-delay: 0.5s; }
.section:nth-child(5) .scroll-animate { animation-delay: 0.7s; }
.section:nth-child(6) .scroll-animate { animation-delay: 0.9s; }
.section:nth-child(7) .scroll-animate { animation-delay: 1.1s; }
.section:nth-child(8) .scroll-animate { animation-delay: 1.3s; }

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 3px solid var(--primary-purple);
    padding: 1.5rem;
    box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
    z-index: 1001;
    transform: translateY(100%);
    transition: transform 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}

.cookie-banner.show {
    transform: translateY(0);
    opacity: 1;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    gap: 2rem;
}

.cookie-text {
    flex: 1;
    margin: 0;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .cookie-buttons {
        justify-content: center;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }

/* Responsive Typography */
@media (max-width: 768px) {
    .hero p {
        font-size: 1.1rem;
    }
}

@media (max-width: 576px) {
    .section {
        padding: 2rem 0;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
}