/* ============================================
   INNOVERAH - HR Consultancy Website Styles
   Blue & White Corporate Theme
   ============================================ */

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

:root {
    --primary-blue: #1e3a8a;
    --dark-blue: #1e40af;
    --light-blue: #3b82f6;
    --accent-blue: #2563eb;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #64748b;
    --dark-gray: #334155;
    --text-dark: #1e293b;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --shadow-premium: rgba(30, 58, 138, 0.15);
    --gradient-primary: linear-gradient(135deg, #1e3a8a 0%, #1e40af 50%, #2563eb 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(30, 58, 138, 0.95) 0%, rgba(30, 64, 175, 0.95) 100%);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* Header & Navigation */
header {
    background-color: var(--white);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.5rem;
}

.logo img {
    height: 50px;
    width: auto;
    margin-right: 0.75rem;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05);
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

nav ul li a:hover {
    color: var(--primary-blue);
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-blue);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-blue);
}

/* Main Content */
main {
    min-height: calc(100vh - 200px);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% { transform: translate(0, 0); }
    100% { transform: translate(100px, 100px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}


.hero h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--gradient-primary);
    color: var(--white);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.3);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(30, 58, 138, 0.4);
    border-color: var(--accent-blue);
}

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

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

/* Sections */
.section {
    padding: 5rem 2rem;
    position: relative;
}

.section:nth-child(even) {
    background-color: var(--light-gray);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    width: 100%;
    letter-spacing: -0.5px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* Cards & Grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px var(--shadow-premium);
    border-color: var(--primary-blue);
}

.card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: var(--gray);
    line-height: 1.8;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.service-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--light-gray) 100%);
    padding: 2.5rem;
    border-radius: 12px;
    border-left: 5px solid var(--primary-blue);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(30, 58, 138, 0.1) 0%, transparent 70%);
    transform: translate(50%, -50%);
    transition: transform 0.4s ease;
}

.service-card:hover::after {
    transform: translate(30%, -30%) scale(1.5);
}

.service-card:hover {
    transform: translateX(8px) translateY(-3px);
    box-shadow: 0 10px 25px var(--shadow-premium);
    border-left-width: 6px;
}

.service-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

/* Blog Posts */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.blog-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px var(--shadow);
    transition: all 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow-hover);
}

.blog-card-content {
    padding: 2rem;
}

.blog-card h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.blog-card .date {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: block;
}

.blog-card p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.blog-card .read-more {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.blog-card .read-more:hover {
    color: var(--accent-blue);
}

/* Testimonials */
.testimonial-card {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
    margin-bottom: 1.5rem;
    position: relative;
}

.testimonial-card::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-blue);
    opacity: 0.2;
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-family: Georgia, serif;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-dark);
    margin-bottom: 1rem;
    padding-left: 1rem;
}

.testimonial-author {
    font-weight: 600;
    color: var(--primary-blue);
    text-align: right;
}

.testimonial-company {
    color: var(--gray);
    font-size: 0.9rem;
    text-align: right;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.team-card {
    text-align: center;
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.4s ease;
}

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

.team-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 30px var(--shadow-premium);
}

.team-card h3 {
    color: var(--primary-blue);
    margin: 1rem 0 0.5rem;
    font-size: 1.25rem;
}

.team-card .role {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Clients Section */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.client-card {
    background-color: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid #e2e8f0;
    position: relative;
}

.client-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.client-card:hover::after {
    opacity: 1;
}

.client-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 12px 30px var(--shadow-premium);
}

.client-card h3 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.client-card p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Contact Section */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
}

.contact-info h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-detail {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
    position: relative;
}

.contact-detail::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-size: 1.5rem;
    line-height: 1;
}

.contact-detail strong {
    color: var(--primary-blue);
    display: block;
    margin-bottom: 0.5rem;
}

.contact-detail a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-detail a:hover {
    color: var(--primary-blue);
}

/* Contact Form */
.contact-form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px var(--shadow);
}

.contact-form h3 {
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid #e2e8f0;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
}

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

.form-group .error {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.form-group input.error-input,
.form-group textarea.error-input {
    border-color: #dc2626;
}

.form-group .error.show {
    display: block;
}

.alert {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1rem;
    display: none;
}

.alert.show {
    display: block;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* Footer */
footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 3rem 2rem 1.5rem;
    margin-top: 4rem;
}

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

.footer-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    text-align: left;
}

.footer-section {
    margin-bottom: 1rem;
}

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
    font-weight: 600;
}

.footer-section p {
    margin-bottom: 0.75rem;
    opacity: 0.9;
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-section a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-nav a {
    color: var(--white);
    text-decoration: none;
    transition: opacity 0.3s ease;
    display: inline-block;
}

.footer-nav a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    text-align: center;
    margin-top: 2rem;
}

.footer-bottom p {
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    nav {
        width: 100%;
        display: none;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 0;
        margin-top: 1rem;
    }

    nav ul li {
        border-bottom: 1px solid #e2e8f0;
    }

    nav ul li a {
        display: block;
        padding: 1rem 0;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .card-grid,
    .services-grid,
    .blog-grid,
    .team-grid,
    .clients-grid {
        grid-template-columns: 1fr;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .header-container {
        padding: 0 1rem;
    }

    .container {
        padding: 0 1rem;
    }

    .section {
        padding: 3rem 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 1rem;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .footer-main {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-section {
        text-align: center;
    }

    .footer-nav {
        align-items: center;
    }
}

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

.mt-2 {
    margin-top: 2rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.highlight {
    color: var(--primary-blue);
    font-weight: 600;
}