/* Visual Variant 4 - Neutral Institutional Style for Qatar Telecom Website */

/* Color Palette */
:root {
    --bg-sand: #F5F0E8;
    --bg-white: #FFFFFF;
    --text-dark-brown: #3E3630;
    --text-deep-slate: #2C3E50;
    --text-grey: #6B7280;
    --accent-olive: #8B7355;
    --accent-bronze: #A0826D;
    --border-light: #D4C4A8;
    --border-medium: #B8A88C;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-deep-slate);
    background-color: var(--bg-sand);
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 600;
    color: var(--text-dark-brown);
    margin-bottom: 0.75em;
}

h1 {
    font-size: 2.2rem;
    line-height: 1.3;
}

h2 {
    font-size: 1.75rem;
    border-bottom: 2px solid var(--accent-olive);
    padding-bottom: 0.5em;
    margin-top: 1.5em;
}

h3 {
    font-size: 1.35rem;
    margin-top: 1.25em;
}

p {
    margin-bottom: 1em;
}

a {
    color: var(--accent-olive);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-bronze);
    text-decoration: underline;
}

/* Header */
header {
    background-color: var(--bg-white);
    border-bottom: 3px solid var(--accent-olive);
    padding: 1.5rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

header h1 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark-brown);
}

/* Navigation */
nav {
    border-top: 1px solid var(--border-light);
    padding-top: 1rem;
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

nav li a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-dark-brown);
    font-size: 0.95rem;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.2s;
}

nav li a:hover,
nav li a.active {
    background-color: var(--accent-olive);
    color: var(--bg-white);
    text-decoration: none;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Content Sections */
.content-section {
    background-color: var(--bg-white);
    border: 1px solid var(--border-medium);
    padding: 2rem;
    margin-bottom: 2rem;
}

.section-block {
    margin-bottom: 2rem;
}

.section-block:last-child {
    margin-bottom: 0;
}

/* Disclaimer Block */
.disclaimer-block {
    background-color: #FDF8F0;
    border-left: 4px solid var(--accent-olive);
    padding: 1.5rem;
    margin: 2rem 0;
}

.disclaimer-block p {
    margin-bottom: 0.5rem;
    color: var(--text-dark-brown);
    font-size: 0.9rem;
}

.disclaimer-block p:last-child {
    margin-bottom: 0;
}

/* Lists */
ul, ol {
    margin-bottom: 1em;
    padding-left: 2rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Form Styles */
form {
    max-width: 600px;
}

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

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

input[type="text"],
input[type="email"],
input[type="tel"],
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-medium);
    background-color: var(--bg-white);
    font-size: 1rem;
    font-family: inherit;
}

textarea {
    min-height: 150px;
    resize: vertical;
}

button {
    background-color: var(--accent-olive);
    color: var(--bg-white);
    padding: 0.75rem 2rem;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: var(--accent-bronze);
}

/* Footer */
footer {
    background-color: var(--bg-white);
    border-top: 3px solid var(--accent-olive);
    padding: 2rem;
    margin-top: 3rem;
}

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

.footer-section {
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-dark-brown);
}

.footer-disclaimer {
    background-color: #FDF8F0;
    border: 1px solid var(--border-medium);
    padding: 1.5rem;
    margin-top: 2rem;
    font-size: 0.85rem;
}

.footer-disclaimer p {
    margin-bottom: 0.75rem;
    color: var(--text-dark-brown);
}

.footer-disclaimer p:last-child {
    margin-bottom: 0;
}

.contact-info {
    font-size: 0.95rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    header, main {
        padding: 0 1rem;
    }
    
    header h1 {
        font-size: 1.3rem;
    }
    
    nav ul {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    nav li a {
        padding: 0.75rem 1rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .content-section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    .content-section {
        padding: 1rem;
    }
}

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

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

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