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

:root {
    --black: #000000;
    --blue-deep: #001a33;
    --blue-dark: #003366;
    --blue-mid: #0052cc;
    --blue: #0066ff;
    --blue-light: #3399ff;
    --blue-lighter: #66b3ff;
    --white: #FFFFFF;
    --gray-50: #f0f4f8;
    --gray-100: #e1e8ed;
    --gray-200: #cbd5e0;
    --gray-300: #a0aec0;
    --gray-400: #718096;
    --gray-500: #4a5568;
    --gray-600: #2d3748;
    --gray-700: #1a202c;
    --gray-800: #0a0e14;
    --gray-900: #050810;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Animated background gradient */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.animated-bg {
    background: linear-gradient(-45deg, var(--black), var(--blue-deep), var(--blue-dark), var(--black));
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--blue-dark);
    z-index: 1000;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    color: var(--gray-300);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--blue-light);
}

.nav-cta {
    background: var(--blue);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
}

.nav-cta:hover {
    background: var(--blue-mid);
}

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

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: 0.3s;
}

/* Hero */
.hero {
    position: relative;
    height: 90vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(-45deg, var(--black), var(--blue-deep), var(--blue-dark), var(--blue-mid), var(--black));
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.5));
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 900px;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 32px;
}

.hero h1 {
    font-size: clamp(42px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero-text {
    font-size: 20px;
    margin-bottom: 40px;
    line-height: 1.6;
    opacity: 0.95;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 80px;
}

.btn {
    padding: 16px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background: var(--blue-mid);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid var(--blue-light);
}

.btn-ghost:hover {
    border-color: var(--blue);
    background: rgba(0, 102, 255, 0.1);
}

.btn-outline {
    background: transparent;
    color: var(--blue-light);
    border: 1px solid var(--blue);
}

.btn-outline:hover {
    background: var(--blue);
    border-color: var(--blue);
    color: var(--white);
}

.btn-full {
    width: 100%;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-value {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* Trust Bar */
.trust-bar {
    background: linear-gradient(90deg, var(--black), var(--blue-deep), var(--black));
    color: var(--white);
    padding: 24px 0;
    border-top: 1px solid var(--blue-dark);
    border-bottom: 1px solid var(--blue-dark);
}

.trust-items {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.trust-icon {
    width: 24px;
    height: 24px;
    background: var(--blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.trust-item span {
    font-size: 14px;
    font-weight: 500;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: clamp(36px, 4vw, 48px);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--white);
}

.section-header p {
    font-size: 18px;
    color: var(--gray-400);
}

/* Why Aerial */
.why-aerial {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--black), var(--blue-deep));
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 80px;
}

.why-card {
    text-align: center;
    padding: 48px 32px;
    background: rgba(0, 26, 51, 0.6);
    border-radius: 16px;
    border: 1px solid var(--blue-dark);
    backdrop-filter: blur(10px);
}

.why-stat {
    font-size: 56px;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    color: var(--blue);
}

.why-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
    color: var(--white);
}

.why-card p {
    color: var(--gray-300);
    line-height: 1.7;
}

/* Comparison */
.comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 48px;
    align-items: center;
}

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

.comparison-label {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-500);
    margin-bottom: 24px;
}

.comparison-image {
    height: 300px;
    border-radius: 12px;
    margin-bottom: 24px;
    border: 1px solid var(--gray-200);
}

.comparison-image.standard {
    background: linear-gradient(135deg, #e0e0e0, #f5f5f5);
}

.comparison-image.aerial {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.comparison-list {
    list-style: none;
    text-align: left;
}

.comparison-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-200);
    color: var(--gray-600);
}

.comparison-list li:last-child {
    border-bottom: none;
}

.comparison-divider {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-400);
    padding: 0 24px;
}

/* Services */
.services {
    padding: 120px 0;
    background: var(--black);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}

.service-card {
    background: rgba(0, 26, 51, 0.6);
    border: 1px solid var(--blue-dark);
    border-radius: 16px;
    padding: 48px;
    position: relative;
    transition: all 0.3s;
    backdrop-filter: blur(10px);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 102, 255, 0.3);
    border-color: var(--blue);
}

.service-card.featured {
    border: 2px solid var(--blue);
    background: rgba(0, 51, 102, 0.6);
}

.service-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--blue);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.service-header {
    margin-bottom: 32px;
}

.service-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.service-price {
    font-size: 56px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--white);
}

.currency {
    font-size: 32px;
    color: var(--blue-light);
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
}

.service-features li {
    padding: 12px 0;
    color: var(--gray-300);
    border-bottom: 1px solid var(--blue-dark);
}

.service-features li:last-child {
    border-bottom: none;
}

.services-note {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.services-note p {
    color: var(--gray-400);
    font-size: 14px;
    line-height: 1.7;
}

/* Portfolio */
.portfolio {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--black), var(--blue-deep));
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Testimonials */
.testimonials {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--blue-deep), var(--black));
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial {
    background: rgba(0, 26, 51, 0.6);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--blue-dark);
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.testimonial:hover {
    border-color: var(--blue);
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.2);
}

.stars {
    color: #fbbf24;
    font-size: 18px;
    margin-bottom: 24px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-300);
    margin-bottom: 32px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid var(--blue-dark);
}

.author-name {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--white);
}

.author-role {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.author-rating {
    font-size: 12px;
    color: var(--gray-500);
}

/* About */
.about {
    padding: 120px 0;
    background: var(--black);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 80px;
}

.about-text h2 {
    font-size: 40px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    color: var(--white);
}

.lead {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-300);
    margin-bottom: 24px;
    line-height: 1.6;
}

.about-text p {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 40px;
}

.credentials {
    display: grid;
    gap: 24px;
}

.credential h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
    color: var(--blue-light);
}

.credential p {
    font-size: 14px;
    color: var(--gray-400);
    line-height: 1.6;
    margin: 0;
}

.about-image {
    display: flex;
    align-items: center;
}

.about-img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 102, 255, 0.3);
    border: 1px solid var(--blue-dark);
}

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

.service-area h3 {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
    color: var(--white);
}

.area-intro {
    color: var(--gray-400);
    font-size: 16px;
    margin-bottom: 32px;
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px 24px;
    max-width: 900px;
    margin: 0 auto 32px;
}

.cities-grid span {
    padding: 12px 20px;
    background: rgba(0, 26, 51, 0.6);
    border: 1px solid var(--blue-dark);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-300);
    transition: all 0.2s;
    backdrop-filter: blur(10px);
}

.cities-grid span:hover {
    background: rgba(0, 51, 102, 0.6);
    border-color: var(--blue);
    color: var(--white);
}

.area-note {
    color: var(--gray-500);
    font-size: 14px;
    font-style: italic;
}

/* Contact */
.contact {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--black), var(--blue-deep));
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-info h3 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--white);
}

.contact-info > p {
    font-size: 16px;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 48px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 48px;
}

.method-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.method-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--blue-light);
    transition: color 0.2s;
}

.method-value:hover {
    color: var(--blue);
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.quick-stat {
    background: rgba(0, 26, 51, 0.6);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--blue-dark);
    text-align: center;
    backdrop-filter: blur(10px);
}

.qs-value {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    color: var(--white);
}

.qs-label {
    font-size: 13px;
    color: var(--gray-400);
}

.contact-form {
    background: rgba(0, 26, 51, 0.6);
    padding: 48px;
    border-radius: 16px;
    border: 1px solid var(--blue-dark);
    backdrop-filter: blur(10px);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--blue-dark);
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.2s;
    background: rgba(0, 0, 0, 0.4);
    color: var(--white);
}

.form-group input::placeholder,
.form-group select::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-500);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--blue);
    background: rgba(0, 0, 0, 0.6);
}

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

.form-note {
    text-align: center;
    margin-top: 16px;
    font-size: 14px;
    color: var(--gray-500);
}

/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand .brand {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 24px;
}

.footer-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-badges span {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    color: var(--gray-400);
}

.footer-col a {
    display: block;
    color: var(--gray-300);
    margin-bottom: 12px;
    font-size: 15px;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-hours {
    color: var(--gray-400);
    font-size: 14px;
    margin-top: 8px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--gray-800);
}

.footer-bottom p {
    color: var(--gray-500);
    font-size: 14px;
}

.footer-legal {
    display: flex;
    gap: 32px;
}

.footer-legal a {
    color: var(--gray-500);
    font-size: 14px;
}

.footer-legal a:hover {
    color: var(--white);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .trust-items {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .why-grid,
    .services-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .comparison {
        grid-template-columns: 1fr;
    }

    .comparison-divider {
        display: none;
    }

    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .cities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cities-grid {
        grid-template-columns: 1fr;
    }
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero {
        height: auto;
        min-height: 600px;
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .trust-items {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* Custom Popup Styles */
.custom-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.custom-popup.show {
    opacity: 1;
}

.popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.popup-card {
    position: relative;
    background: linear-gradient(145deg, #001a33 0%, #003366 100%);
    border: 1px solid rgba(0, 102, 255, 0.3);
    padding: 50px 45px 45px;
    border-radius: 24px;
    max-width: 440px;
    width: 90%;
    text-align: center;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(0, 102, 255, 0.2),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.05);
    animation: popupEntrance 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: center;
}

@keyframes popupEntrance {
    0% {
        transform: scale(0.5) rotate(-5deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.05) rotate(2deg);
    }
    100% {
        transform: scale(1) rotate(0);
        opacity: 1;
    }
}

.popup-icon-wrapper {
    width: 90px;
    height: 90px;
    margin: 0 auto 28px;
    position: relative;
}

/* Success Checkmark Animation */
.checkmark {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: block;
    stroke-width: 3;
    stroke: #0066ff;
    stroke-miterlimit: 10;
    filter: drop-shadow(0 4px 20px rgba(0, 102, 255, 0.6));
}

.checkmark-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 3;
    stroke: #0066ff;
    fill: none;
    animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.checkmark-check {
    transform-origin: 50% 50%;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke-width: 4;
    stroke: #3399ff;
    animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

@keyframes stroke {
    100% {
        stroke-dashoffset: 0;
    }
}

/* Error Icon Animation */
.error-icon {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    display: block;
    stroke-width: 3;
    stroke: #ef4444;
    stroke-miterlimit: 10;
    filter: drop-shadow(0 4px 12px rgba(239, 68, 68, 0.3));
}

.error-circle {
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    stroke-width: 3;
    stroke: #ef4444;
    fill: none;
    animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.error-cross {
    transform-origin: 50% 50%;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    stroke-width: 4;
    stroke: #ef4444;
    stroke-linecap: round;
    animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

.popup-title {
    margin: 0 0 16px;
    font-size: 28px;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.popup-message {
    margin: 0 0 32px;
    font-size: 16px;
    color: #cbd5e0;
    line-height: 1.6;
}

.popup-message strong {
    color: #3399ff;
    font-weight: 600;
}

.popup-btn {
    background: linear-gradient(135deg, #0066ff 0%, #0052cc 100%);
    color: white;
    border: 1px solid rgba(51, 153, 255, 0.3);
    padding: 16px 48px;
    border-radius: 14px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow:
        0 8px 24px rgba(0, 102, 255, 0.5),
        0 0 0 0 rgba(0, 102, 255, 0.5);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 14px;
}

.popup-btn:hover {
    transform: translateY(-3px) scale(1.02);
    background: linear-gradient(135deg, #3399ff 0%, #0066ff 100%);
    box-shadow:
        0 12px 32px rgba(0, 102, 255, 0.6),
        0 0 0 8px rgba(0, 102, 255, 0.15);
}

.popup-btn:active {
    transform: translateY(-1px) scale(0.98);
}

.error-popup .popup-btn {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow:
        0 8px 16px rgba(239, 68, 68, 0.3),
        0 0 0 0 rgba(239, 68, 68, 0.5);
}

.error-popup .popup-btn:hover {
    box-shadow:
        0 12px 24px rgba(239, 68, 68, 0.4),
        0 0 0 8px rgba(239, 68, 68, 0.1);
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .popup-card {
        padding: 40px 30px 35px;
    }

    .popup-title {
        font-size: 24px;
    }

    .popup-message {
        font-size: 15px;
    }

    .popup-icon-wrapper {
        width: 70px;
        height: 70px;
    }

    .checkmark, .error-icon {
        width: 70px;
        height: 70px;
    }
}