/* Common Styles - Shared across all pages */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Container */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo-img {
    height: 60px;
    width: auto;
}

/* Navigation Buttons */
.nav-btn {
    background: linear-gradient(135deg, #0088cc, #0056b3);
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.4);
}

/* Back Link */
.back-link {
    color: #0088cc;
    text-decoration: none;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 12px;
    background: rgba(0, 136, 204, 0.08);
    transition: all 0.3s;
    white-space: nowrap;
}

.back-link:hover {
    background: rgba(0, 136, 204, 0.14);
    transform: translateY(-1px);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #2c3e50, #1a252f);
    color: white;
    padding: 32px 0 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0088cc, #00cc66, #0088cc);
}

.footer p {
    margin-bottom: 4px;
    opacity: 0.9;
}

.footer-logo {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer .footer-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
}

.footer a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.footer-columns {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 28px;
    text-align: left;
}

.footer-title {
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.8;
    margin: 4px 0 6px;
}

.footer-small {
    font-size: 12px;
    line-height: 1.4;
    opacity: 0.92;
}

.footer-payment {
    margin-top: 12px;
}

.footer-links-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 3px;
    font-size: 12px;
}

.footer-bottom {
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.10);
    text-align: center;
    opacity: 0.9;
    font-size: 11px;
}

/* Mobile Responsive - Common */
@media (max-width: 768px) {
    .footer-columns {
        grid-template-columns: 1fr;
        gap: 18px;
    }
}