/* Enhanced Authentication & App Pages Styles */

/* Common Styles for Auth Pages */
.login-hero,
.signup-hero,
.app-hero {
    background: linear-gradient(135deg, #ff6b6b, #e74064, #9b59b6);
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
    color: #fff;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.login-hero::before,
.signup-hero::before,
.app-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern.svg');
    background-size: cover;
    opacity: 0.15;
    z-index: 1;
    animation: pulse 8s infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.1; }
    100% { opacity: 0.2; }
}

.login-hero .container,
.signup-hero .container,
.app-hero .container {
    position: relative;
    z-index: 2;
}

/* Login Page Specific Styles */
.login-container {
    display: flex;
    align-items: stretch;
    background-color: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    margin: -60px auto 40px;
    max-width: 1000px;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.login-form-container {
    flex: 1;
    padding: 50px;
    max-width: 500px;
    position: relative;
    overflow: hidden;
}

.login-form-container::after {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(231, 64, 100, 0.1), rgba(155, 89, 182, 0.1));
    border-radius: 50%;
    z-index: -1;
}

.login-form-container h2 {
    color: #333;
    font-size: 2.2rem;
    margin-bottom: 10px;
    font-weight: 700;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.login-form-container p {
    color: #777;
    margin-bottom: 30px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.login-benefits {
    flex: 1;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.login-benefits h2 {
    color: #333;
    font-size: 1.8rem;
    margin-bottom: 30px;
    text-align: center;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.benefit-item i {
    font-size: 2rem;
    color: #e74064;
    margin-right: 15px;
    min-width: 40px;
    text-align: center;
}

.benefit-item h3 {
    color: #333;
    margin-bottom: 5px;
    font-size: 1.2rem;
}

.benefit-item p {
    color: #777;
    font-size: 0.95rem;
    margin: 0;
}

.login-divider {
    display: flex;
    align-items: center;
    margin: 25px 0;
    color: #999;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #eee;
}

.login-divider span {
    padding: 0 15px;
    font-size: 0.9rem;
}

.social-login {
    margin-bottom: 25px;
    position: relative;
}

.social-login::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0,0,0,0.1), transparent);
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.facebook-btn {
    background-color: #3b5998;
    color: #fff;
}

.facebook-btn:hover {
    background-color: #344e86;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(59, 89, 152, 0.3);
}

.google-btn {
    background-color: #fff;
    color: #757575;
    border: 1px solid #ddd;
}

.google-btn:hover {
    background-color: #f8f8f8;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.social-btn i {
    margin-right: 10px;
    font-size: 1.1rem;
}

.signup-link {
    text-align: center;
    margin-top: 20px;
}

.signup-link a {
    color: #e74064;
    font-weight: 500;
}

.input-wrapper {
    position: relative;
    margin-bottom: 20px;
}

.input-wrapper i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #e74064;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.input-wrapper input,
.input-wrapper select {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.input-wrapper input:focus,
.input-wrapper select:focus {
    border-color: #e74064;
    box-shadow: 0 5px 15px rgba(231, 64, 100, 0.1);
    outline: none;
}

.input-wrapper input:focus + i,
.input-wrapper select:focus + i {
    color: #9b59b6;
}

.remember-me {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.remember-me input {
    margin-right: 10px;
}

.forgot-password {
    text-align: right;
    margin-bottom: 20px;
}

.forgot-password a {
    color: #777;
    font-size: 0.9rem;
    text-decoration: none;
}

.forgot-password a:hover {
    color: #e74064;
    text-decoration: underline;
}

.login-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(231, 64, 100, 0.3);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: all 0.5s ease;
    z-index: -1;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(231, 64, 100, 0.4);
}

.login-btn:hover::before {
    left: 100%;
}

/* Login Help Section */
.login-help-section {
    background-color: #f8f9fa;
    padding: 60px 0;
}

.login-help-section h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #333;
    font-size: 2rem;
    font-weight: 700;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.help-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.help-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.help-card i {
    font-size: 2.5rem;
    color: #e74064;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.help-card:hover i {
    transform: scale(1.1);
}

.help-card h3 {
    color: #333;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.help-card p {
    color: #777;
    line-height: 1.6;
}

/* Security Section */
.security-section {
    background-color: #fff;
    padding: 60px 0;
    border-top: 1px solid #eee;
}

.security-section h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #333;
    font-size: 2rem;
    font-weight: 700;
}

.security-content {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.security-features {
    flex: 2;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.security-feature {
    background-color: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.security-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.security-feature i {
    font-size: 2.2rem;
    color: #e74064;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.security-feature:hover i {
    transform: scale(1.1);
}

.security-feature h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.security-feature p {
    color: #777;
    line-height: 1.6;
}

.security-tips {
    flex: 1;
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.security-tips h3 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.5rem;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

.security-tips ul {
    list-style: none;
}

.security-tips li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    color: #555;
    position: relative;
    padding-left: 25px;
}

.security-tips li:last-child {
    border-bottom: none;
}

.security-tips li:before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: #e74064;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: #fff;
    border-radius: 8px;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #999;
}

.modal-body {
    padding: 20px;
}

.reset-btn {
    width: 100%;
    padding: 15px;
    background-color: #e74064;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.reset-btn:hover {
    background-color: #c8304f;
}

.btn-loading i {
    margin-right: 10px;
}

/* Signup Page Specific Styles */
.signup-container {
    background-color: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    margin: -60px auto 40px;
    max-width: 800px;
    position: relative;
    z-index: 10;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.signup-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.signup-header::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    border-radius: 3px;
}

.signup-header h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 15px;
    font-weight: 700;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.signup-header p {
    color: #777;
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.signup-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
    padding: 0 10px;
}

.signup-progress::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    height: 3px;
    width: 100%;
    background-color: #f0f0f0;
    z-index: 1;
    border-radius: 3px;
}

.progress-step {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #fff;
    border: 3px solid #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #aaa;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.progress-step::after {
    content: attr(data-title);
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8rem;
    color: #777;
    white-space: nowrap;
    font-weight: 500;
}

.progress-step.active {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    border-color: transparent;
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(231, 64, 100, 0.3);
}

.progress-step.completed {
    background-color: #4CAF50;
    border-color: transparent;
    color: #fff;
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
}

.signup-form {
    padding: 40px;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.form-step h2 {
    color: #333;
    margin-bottom: 10px;
}

.form-step p {
    color: #777;
    margin-bottom: 30px;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.checkbox-label input {
    margin-right: 10px;
}

.form-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
}

.prev-btn,
.next-btn {
    padding: 14px 30px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.prev-btn {
    background-color: #f5f5f5;
    color: #777;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.prev-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0,0,0,0.05), transparent);
    transition: all 0.5s ease;
    z-index: -1;
}

.prev-btn:hover {
    background-color: #e8e8e8;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.prev-btn:hover::before {
    left: 100%;
}

.next-btn {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    color: #fff;
    box-shadow: 0 5px 15px rgba(231, 64, 100, 0.3);
}

.next-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: all 0.5s ease;
    z-index: -1;
}

.next-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(231, 64, 100, 0.4);
}

.next-btn:hover::before {
    left: 100%;
}

.char-count {
    text-align: right;
    font-size: 0.8rem;
    color: #999;
    margin-top: 5px;
}

/* App Page Specific Styles */
.app-hero {
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    text-align: center;
    padding: 100px 0 50px;
}

.app-hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #fff;
}

.app-hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    color: rgba(255,255,255,0.9);
}

.app-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.app-btn {
    display: inline-flex;
    align-items: center;
    padding: 16px 30px;
    background: linear-gradient(135deg, #333, #111);
    color: #fff;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.app-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: all 0.5s ease;
    z-index: -1;
}

.app-btn:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 12px 30px rgba(0,0,0,0.25);
}

.app-btn:hover::before {
    left: 100%;
}

.app-btn i {
    font-size: 2rem;
    margin-right: 15px;
    color: #fff;
}

.app-btn span {
    display: flex;
    flex-direction: column;
}

.app-btn small {
    font-size: 0.8rem;
    opacity: 0.9;
    margin-bottom: 2px;
}

.app-btn strong {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.app-screenshot {
    max-width: 300px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    transform: perspective(1000px) rotateY(-10deg);
    transition: transform 0.5s ease;
}

.app-screenshot:hover {
    transform: perspective(1000px) rotateY(0);
}

.why-download-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f9f9f9, #f0f0f0);
    position: relative;
    overflow: hidden;
}

.why-download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern.svg');
    background-size: cover;
    opacity: 0.05;
    z-index: 1;
}

.why-download-section h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
    z-index: 2;
}

.why-download-section h2 span {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.why-download-section p.section-desc {
    color: #777;
    margin-bottom: 50px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.benefit-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

.benefit-card {
    background-color: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
    text-align: center;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(to bottom, #e74064, #9b59b6);
    transition: all 0.4s ease;
}

.benefit-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.benefit-card:hover::before {
    height: 100%;
}

.benefit-card i {
    font-size: 3rem;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    margin-bottom: 25px;
    display: inline-block;
    transition: all 0.4s ease;
}

.benefit-card:hover i {
    transform: scale(1.1) rotate(5deg);
}

.benefit-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 700;
    transition: all 0.3s ease;
}

.benefit-card:hover h3 {
    transform: translateX(10px);
}

.benefit-card p {
    color: #777;
    line-height: 1.7;
    font-size: 1.05rem;
    transition: all 0.3s ease;
}

.benefit-card:hover p {
    transform: translateX(10px);
}

.features-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff, #f8f8f8);
    position: relative;
}

.features-section h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
}

.features-section h2 span {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.features-section p.section-desc {
    color: #777;
    margin-bottom: 60px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.feature-category {
    margin-bottom: 60px;
    background-color: #fff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: all 0.4s ease;
    border: 1px solid rgba(0,0,0,0.03);
}

.feature-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.feature-category h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
    position: relative;
    font-weight: 700;
}

.feature-category h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 80px;
    height: 2px;
    background: linear-gradient(135deg, #e74064, #9b59b6);
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    transition: all 0.3s ease;
    padding: 15px;
    border-radius: 8px;
}

.feature-item:hover {
    background-color: rgba(231, 64, 100, 0.05);
    transform: translateX(5px);
}

.feature-item i {
    color: #e74064;
    font-size: 1.3rem;
    margin-right: 15px;
    margin-top: 3px;
    transition: all 0.3s ease;
}

.feature-item:hover i {
    transform: scale(1.2);
    color: #9b59b6;
}

.feature-item h4 {
    color: #333;
    margin-bottom: 10px;
}

.feature-item p {
    color: #555;
    line-height: 1.6;
    font-size: 1.05rem;
    margin: 0;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .login-container,
    .signup-container,
    .app-container {
        margin-top: -40px;
        padding: 40px 30px;
    }
    
    .login-form-container h2,
    .signup-header h2,
    .app-container h2,
    .why-download-section h2,
    .features-section h2 {
        font-size: 2rem;
    }
    
    .app-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .app-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .benefit-cards {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .login-container {
        flex-direction: column;
    }
    
    .login-form-container {
        max-width: 100%;
    }
    
    .app-hero h1 {
        font-size: 2.5rem;
    }
    
    .app-screenshot {
        max-width: 250px;
    }
}

@media (max-width: 768px) {
    .login-hero,
    .signup-hero,
    .app-hero {
        padding: 80px 0 60px;
    }

    .login-container {
        flex-direction: column;
        margin-top: -30px;
    }

    .login-benefits {
        display: none;
    }

    .login-form-container,
    .signup-container,
    .app-container {
        max-width: 100%;
        padding: 30px 20px;
    }
    
    .login-form-container h2,
    .signup-header h2,
    .app-container h2,
    .why-download-section h2,
    .features-section h2,
    .login-help-section h2,
    .security-section h2 {
        font-size: 1.8rem;
    }
    
    .login-form-container p,
    .signup-header p,
    .app-container p,
    .why-download-section p.section-desc,
    .features-section p.section-desc {
        font-size: 1rem;
    }

    .social-buttons {
        flex-wrap: wrap;
    }
    
    .progress-step {
        width: 35px;
        height: 35px;
    }
    
    .progress-step::after {
        font-size: 0.7rem;
        bottom: -20px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .signup-progress {
        padding: 0 20px;
    }
    
    .step-label {
        display: none;
    }
    
    .security-content {
        flex-direction: column;
    }
    
    .security-features {
        grid-template-columns: 1fr;
    }
    
    .help-grid {
        grid-template-columns: 1fr;
    }
    
    .app-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .app-hero h1 {
        font-size: 2rem;
    }
    
    .app-screenshot {
        max-width: 200px;
        display: none;
    }
    
    .benefit-cards,
    .feature-list,
    .installation-steps,
    .testimonials-grid,
    .advantages-grid,
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-category,
    .installation-step,
    .testimonial-card,
    .advantage-card,
    .tip-card {
        padding: 30px 20px;
    }
    
    .installation-section h2,
    .testimonials-section h2,
    .mobile-advantages-section h2,
    .app-tips-section h2 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .login-form-container,
    .login-benefits,
    .signup-form {
        padding: 20px;
    }
    
    .benefit-item {
        flex-direction: column;
        text-align: center;
    }
    
    .benefit-item i {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
    }
    
    .feature-item i {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .login-help-section,
    .security-section {
        padding: 40px 0;
    }
    
    .help-card,
    .security-feature,
    .security-tips {
        padding: 20px 15px;
    }
    
    .help-card i,
    .security-feature i {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    .help-card h3,
    .security-feature h3 {
        font-size: 1.2rem;
    }
    
    .security-tips h3 {
        font-size: 1.3rem;
    }
}

/* Installation Section Styles */
.installation-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    position: relative;
    overflow: hidden;
}

.installation-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern.svg');
    background-size: cover;
    opacity: 0.05;
    z-index: 1;
}

.installation-section h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
    z-index: 2;
}

.installation-section h2 span {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.installation-section p.section-desc {
    color: #777;
    margin-bottom: 50px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.installation-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

.installation-step {
    background-color: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
    text-align: center;
}

.installation-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(to bottom, #e74064, #9b59b6);
    transition: all 0.4s ease;
}

.installation-step:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.installation-step:hover::before {
    height: 100%;
}

.installation-step .step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    color: #fff;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    box-shadow: 0 8px 20px rgba(231, 64, 100, 0.3);
}

.installation-step h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 700;
}

.installation-step p {
    color: #777;
    line-height: 1.7;
    font-size: 1.05rem;
}

/* Mobile Advantages Section Styles */
.mobile-advantages-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.mobile-advantages-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern.svg');
    background-size: cover;
    opacity: 0.1;
    z-index: 1;
}

.mobile-advantages-section h2 {
    color: #fff;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
    z-index: 2;
}

.mobile-advantages-section p.section-desc {
    color: rgba(255,255,255,0.9);
    margin-bottom: 50px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

.advantage-card {
    background-color: rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 40px 30px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.4s ease;
    text-align: center;
}

.advantage-card:hover {
    transform: translateY(-15px);
    background-color: rgba(255,255,255,0.15);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.advantage-card i {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 25px;
    display: inline-block;
    transition: all 0.4s ease;
}

.advantage-card:hover i {
    transform: scale(1.1) rotate(5deg);
}

.advantage-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #fff;
    font-weight: 700;
}

.advantage-card p {
    color: rgba(255,255,255,0.9);
    line-height: 1.7;
    font-size: 1.05rem;
}

/* App Tips Section Styles */
.app-tips-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    position: relative;
    overflow: hidden;
}

.app-tips-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/pattern.svg');
    background-size: cover;
    opacity: 0.05;
    z-index: 1;
}

.app-tips-section h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
    z-index: 2;
}

.app-tips-section h2 span {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.app-tips-section p.section-desc {
    color: #777;
    margin-bottom: 50px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
    position: relative;
    z-index: 2;
}

.tip-card {
    background-color: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
}

.tip-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(to bottom, #e74064, #9b59b6);
    transition: all 0.4s ease;
}

.tip-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.tip-card:hover::before {
    height: 100%;
}

.tip-card i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    margin-bottom: 25px;
    display: inline-block;
}

.tip-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 700;
}

.tip-card p {
    color: #777;
    line-height: 1.7;
    font-size: 1.05rem;
}

/* Testimonials Section Styles */
.testimonials-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff, #f8f8f8);
    position: relative;
}

.testimonials-section h2 {
    color: #333;
    font-size: 2.4rem;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    position: relative;
}

.testimonials-section h2 span {
    background: linear-gradient(135deg, #e74064, #9b59b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
}

.testimonials-section p.section-desc {
    color: #777;
    margin-bottom: 60px;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: center;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.testimonial-card {
    background-color: #fff;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(to bottom, #e74064, #9b59b6);
    transition: all 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.testimonial-card:hover::before {
    height: 100%;
}

.testimonial-content {
    margin-bottom: 25px;
}

.testimonial-content p {
    color: #555;
    font-style: italic;
    line-height: 1.7;
    font-size: 1.1rem;
    margin-bottom: 0;
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 3rem;
    color: #e74064;
    position: absolute;
    top: -10px;
    left: -20px;
    font-family: serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #e74064;
}

.author-info h4 {
    color: #333;
    margin-bottom: 5px;
    font-weight: 600;
}

.author-info p {
    color: #777;
    font-size: 0.9rem;
    margin: 0;
}

.rating {
    display: flex;
    gap: 3px;
    margin-top: 5px;
}

.rating i {
    color: #ffc107;
    font-size: 1rem;
}

@media (max-width: 480px) {
    .login-hero,
    .signup-hero,
    .app-hero {
        padding: 60px 0 40px;
    }
    
    .login-container,
    .signup-container,
    .app-container {
        margin-top: -20px;
        padding: 25px 15px;
    }
    
    .login-form-container {
        padding: 20px 15px;
    }
    
    .login-form-container h2,
    .signup-header h2,
    .app-container h2,
    .why-download-section h2,
    .features-section h2,
    .login-help-section h2,
    .security-section h2 {
        font-size: 1.6rem;
    }
    
    .prev-btn,
    .next-btn {
        padding: 12px 20px;
        font-size: 0.9rem;
    }
    
    .progress-step {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
    
    .progress-step::after {
        display: none;
    }
    
    .why-download-section,
    .features-section,
    .installation-section,
    .testimonials-section,
    .mobile-advantages-section,
    .app-tips-section,
    .login-help-section,
    .security-section {
        padding: 40px 0;
    }
    
    .benefit-card,
    .feature-category,
    .installation-step,
    .testimonial-card,
    .advantage-card,
    .tip-card,
    .help-card,
    .security-feature,
    .security-tips {
        padding: 20px 15px;
    }
    
    .installation-section h2,
    .testimonials-section h2,
    .mobile-advantages-section h2,
    .app-tips-section h2 {
        font-size: 1.6rem;
    }
    
    .installation-step .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        margin-bottom: 20px;
    }
    
    .author-avatar {
        width: 50px;
        height: 50px;
    }
    
    .benefit-card i,
    .help-card i,
    .security-feature i {
        font-size: 2rem;
        margin-bottom: 12px;
    }
    
    .benefit-card h3,
    .help-card h3,
    .security-feature h3 {
        font-size: 1.2rem;
        margin-bottom: 10px;
    }
    
    .security-tips h3 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .security-tips li {
        padding: 8px 0 8px 20px;
        font-size: 0.9rem;
    }
    
    .security-tips li:before {
        font-size: 0.8rem;
    }
}