/* 
 * The Voice Concierge - Premium Dark Theme
 * Variables & Base
 */
 :root {
    --color-bg: #0a1128;
    --color-bg-secondary: #0f1b29;
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-primary: #c4c4c4; /* Premium Silver */
    --color-primary-hover: #ffffff;
    --color-surface: rgba(30, 41, 59, 0.4);
    --nav-height: 80px;
    --border-radius: 12px;
    --transition-fast: 0.2s ease;
    --transition-slow: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Montserrat', sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

/* Accessibility Focus States */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
}

h1, h2, h3, h4, .logo {
    font-family: 'Cinzel', serif;
    font-weight: 600;
    letter-spacing: 0.02em;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* 
 * Layout Helpers 
 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section {
    padding: 100px 0;
}

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

.mt-2 { margin-top: 1rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }

/* 
 * Typography & Components
 */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

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

.title-divider {
    width: 60px;
    height: 3px;
    background-color: var(--color-primary);
    margin: 1.5rem auto;
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(196, 196, 196, 0.2);
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    color: #000;
}

/* 
 * Navigation 
 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 1000;
    transition: background-color var(--transition-fast), backdrop-filter var(--transition-fast);
    border-bottom: 1px solid transparent;
}

.navbar.scrolled {
    background-color: rgba(9, 11, 16, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    z-index: 100;
    gap: 15px;
}

.logo-text {
    font-family: 'Cinzel', serif;
    font-size: 1.2rem;
    color: var(--color-primary);
    letter-spacing: 0.1em;
    font-weight: 600;
    white-space: nowrap;
}

.logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.4));
    transition: transform var(--transition-fast);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-fast);
}

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

.nav-btn {
    padding: 8px 20px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: #fff;
    transition: var(--transition-fast);
}

/* 
 * Hero Section 
 */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    text-align: right;
    padding: 0 10%;
    background-image: url('hero-banner.webp');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    /* Soft dark gradient on the right, dark gradient at top, soft pattern overlay */
    background-image: 
        linear-gradient(to left, rgba(10, 17, 40, 0.95) 0%, rgba(10, 17, 40, 0.3) 60%, transparent 100%),
        linear-gradient(to bottom, rgba(0, 0, 0, 0.8) 0%, transparent 20%), 
        radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 20px 20px;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin-top: calc(var(--nav-height) / 2);
}

.hero-title {
    font-size: clamp(3rem, 7vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #fff;
    /* Gradient text */
    background: linear-gradient(135deg, #fff 0%, var(--color-primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.5));
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    color: var(--color-text);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-shadow: 0 4px 8px rgba(0,0,0,0.8);
    text-transform: capitalize;
}

/* 
 * About Section 
 */
.about-section {
    background-color: var(--color-bg);
    position: relative;
}

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

.lead-text {
    font-size: 1.5rem;
    font-family: 'Cinzel', serif;
    color: #fff;
    margin-bottom: 2rem;
    line-height: 1.4;
}

.about-content p:not(.lead-text) {
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

/* 
 * Solutions / Transform Section
 */
.solutions-section {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid rgba(255,255,255,0.02);
    border-bottom: 1px solid rgba(255,255,255,0.02);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 4rem;
}

.card {
    background: var(--color-surface);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
    border-color: rgba(196, 196, 196, 0.2);
}

.card-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(196, 196, 196, 0.1);
    color: var(--color-primary);
    border-radius: 50%;
    transition: background-color var(--transition-fast);
}

.card:hover .card-icon {
    background-color: var(--color-primary);
    color: #000;
}

.card-title {
    font-size: 1.3rem;
    color: #fff;
    margin-bottom: 1rem;
}

.card-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* 
 * Contact Section 
 */
.contact-section {
    background-color: var(--color-bg);
}

.contact-box {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    background: var(--color-surface);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

.contact-info {
    padding: 60px;
}

.contact-details {
    margin-top: 2rem;
}

.contact-details li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

.contact-details li svg {
    color: var(--color-primary);
}

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

.contact-form-container {
    padding: 60px;
    background: linear-gradient(135deg, rgba(196, 196, 196, 0.1) 0%, rgba(196, 196, 196, 0.05) 100%);
    border-left: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    width: 100%;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    text-align: left;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.form-group input, .form-group textarea {
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: #fff;
    font-family: inherit;
    transition: var(--transition-fast);
    resize: vertical;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .contact-form-container {
        padding: 40px 30px;
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* 
 * Footer
 */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background-color: #050608;
    padding: 40px 0;
}

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

.footer-brand .logo {
    font-size: 1.2rem;
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: #fff;
}

.footer-copy {
    color: #64748b;
    font-size: 0.85rem;
    width: 100%;
    text-align: center;
    margin-top: 1rem;
}

/* 
 * Animations & Interactivity 
 */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 900px) {
    .contact-box {
        grid-template-columns: 1fr;
    }
    .book-cta {
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }
}

@media (max-width: 768px) {
    .nav-container {
        position: relative;
        justify-content: flex-end;
    }
    .navbar .logo {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        flex-direction: column;
        gap: 5px;
        align-items: center;
    }
    .logo-img {
        height: 35px;
    }
    .logo-text {
        font-size: 0.8rem;
    }
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(10, 17, 40, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        gap: 1.5rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px);
        transition: all 0.3s ease;
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.5);
    }
    
    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .mobile-menu-toggle {
        z-index: 1001;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .section-title {
        font-size: 2rem;
    }
    .contact-info, .book-cta {
        padding: 40px 20px;
    }
    .hero {
        background-position: 20% center; /* Precisely centers the far-left subject perfectly on a narrow screen */
        justify-content: center;
        text-align: center;
    }
    .hero-content {
        margin-top: 0;
    }
}

/* 
 * Blog Section
 */
.blog-section {
    background-color: var(--color-bg-secondary);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 3rem;
}

.blog-card {
    background: var(--color-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.blog-card:hover {
    transform: translateY(-8px);
    border-color: rgba(196, 196, 196, 0.4);
}

.blog-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.blog-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-category {
    font-size: 0.8rem;
    color: var(--color-primary);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.blog-title {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.blog-readmore {
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    transition: color var(--transition-fast);
}

.blog-card:hover .blog-readmore {
    color: var(--color-primary);
}

/* Base Article / Page Template overrides */
.page-hero {
    height: 40vh;
    min-height: 350px;
    background: linear-gradient(to bottom, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--nav-height);
    position: relative;
    overflow: hidden;
}

.page-hero-img {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    opacity: 0.3;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

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

.article-container {
    max-width: 850px;
    margin: -50px auto 100px;
    padding: 60px;
    background: var(--color-bg);
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 10;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.article-content h2, .article-content h3 {
    color: #fff;
    margin: 2.5rem 0 1rem;
    font-family: 'Playfair Display', serif;
}

.article-content p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.article-content ul {
    margin-bottom: 1.5rem;
    color: var(--color-text-muted);
    padding-left: 1.5rem;
    font-size: 1.1rem;
}

.article-content li {
    margin-bottom: 0.8rem;
}

.article-content strong {
    color: var(--color-text);
}

@media (max-width: 768px) {
    .article-container {
        padding: 30px 20px;
        margin-top: -20px;
        border-radius: 0;
    }
}

/* WhatsApp Widget */
.whatsapp-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366; /* Official WhatsApp Green */
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    z-index: 1000;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.whatsapp-widget:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    background-color: #1ebe57;
    color: white;
}

.whatsapp-widget svg {
    width: 34px;
    height: 34px;
    fill: currentColor;
}

@media (max-width: 768px) {
    .whatsapp-widget {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    .whatsapp-widget svg {
        width: 30px;
        height: 30px;
    }
}