/* ===================================
   Global Styles & Variables
   =================================== */

:root {
    /* Colors */
    --color-primary: #1a1a2e;
    --color-secondary: #0f3460;
    --color-accent: #DAA520;
    --color-accent-light: #FFD700;
    --color-white: #FFFFFF;
    --color-gray-light: #e4e4e4;
    --color-gray-medium: #a0a0a0;
    --color-success: #27ae60;
    --color-error: #e74c3c;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --gradient-gold: linear-gradient(135deg, #DAA520 0%, #FFD700 100%);
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-gold: 0 4px 20px rgba(218, 165, 32, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-white);
    background: var(--gradient-primary);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Section Styles */
section {
    padding: var(--spacing-xxl) 0;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section__title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section__subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Header & Navigation
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.header.scrolled {
    background: rgba(26, 26, 46, 0.98);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    position: relative;
}

.nav__logo h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav__link {
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: 0.5rem 1rem;
}

.nav__link:hover {
    color: var(--color-accent-light);
}

.nav__link.nav__cta {
    background: var(--gradient-gold);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    font-weight: 600;
}

.nav__link.nav__cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.nav__toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-accent-light);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('../images/bg.png') center/cover no-repeat;
    position: relative;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(15, 52, 96, 0.8) 100%);
}

.hero__container {
    position: relative;
    z-index: 1;
}

.hero__content {
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
    animation: fadeInUp 1s ease;
}

.hero__title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero__title-highlight {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: 1.25rem;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-lg);
}

.hero__trust-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-badge__icon {
    font-size: 1.25rem;
}

.trust-badge__text {
    font-size: 0.875rem;
    font-weight: 500;
}

.hero__buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ===================================
   Buttons
   =================================== */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-accent-light);
}

.btn-secondary:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: var(--color-accent-light);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent);
    border: 2px solid var(--color-accent);
}

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

.btn-submit {
    width: 100%;
    font-size: 1.125rem;
    padding: 1.25rem 2rem;
}

/* ===================================
   Features Section
   =================================== */

.features {
    background: var(--color-primary);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.feature__card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature__card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.feature__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(218, 165, 32, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature__title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent-light);
}

.feature__description {
    color: var(--color-gray-light);
    line-height: 1.6;
}

/* ===================================
   Why Choose Section
   =================================== */

.why-choose {
    background: var(--color-secondary);
}

.why-choose__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.why-choose__image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.why-choose__text .section__title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.benefits__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.benefit__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.benefit__icon {
    color: var(--color-success);
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.benefit__text {
    font-size: 1.125rem;
    color: var(--color-gray-light);
    line-height: 1.6;
}

/* ===================================
   Pricing Section
   =================================== */

.pricing {
    background: var(--color-primary);
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.pricing__card {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
    position: relative;
}

.pricing__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.pricing__card--recommended {
    border-color: var(--color-accent);
    background: rgba(218, 165, 32, 0.05);
    transform: scale(1.05);
}

.pricing__card--recommended:hover {
    transform: scale(1.05) translateY(-10px);
    box-shadow: var(--shadow-gold);
}

.pricing__badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-gold);
    color: var(--color-primary);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.875rem;
    box-shadow: var(--shadow-md);
}

.pricing__header {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.pricing__name {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-xs);
}

.pricing__target {
    color: var(--color-gray-medium);
    font-size: 0.95rem;
}

.pricing__price {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.price__currency {
    font-size: 1.5rem;
    font-weight: 600;
    vertical-align: top;
}

.price__amount {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-accent-light);
}

.price__period {
    font-size: 1.125rem;
    color: var(--color-gray-medium);
}

.pricing__features {
    margin-bottom: var(--spacing-lg);
}

.pricing__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.pricing__feature:last-child {
    border-bottom: none;
}

.feature__check {
    color: var(--color-success);
    font-weight: 700;
    flex-shrink: 0;
}

.pricing__guarantee {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-gray-medium);
    font-style: italic;
}

/* ===================================
   Sign-Up Section
   =================================== */

.signup {
    background: var(--color-secondary);
}

.signup__content {
    max-width: 600px;
    margin: 0 auto;
}

.signup__form {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--spacing-lg);
}

.form__group {
    margin-bottom: var(--spacing-md);
}

.form__label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-gray-light);
}

.form__input,
.form__select {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all var(--transition-fast);
}

.form__input:focus,
.form__select:focus {
    outline: none;
    border-color: var(--color-accent-light);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(218, 165, 32, 0.1);
}

.form__input::placeholder {
    color: var(--color-gray-medium);
}

.form__select {
    cursor: pointer;
}

.form__select option {
    background: var(--color-primary);
    color: var(--color-white);
}

.form__error {
    display: block;
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 1.2rem;
}

.form__note {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--color-gray-medium);
}

.signup__success {
    text-align: center;
    padding: var(--spacing-xl);
    background: rgba(39, 174, 96, 0.1);
    border: 2px solid var(--color-success);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.success__icon {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-md);
}

.success__title {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-sm);
}

.success__message {
    font-size: 1.125rem;
    color: var(--color-gray-light);
}

.trust__badges {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.trust__image {
    max-width: 500px;
    margin: 0 auto;
    opacity: 0.8;
}

/* ===================================
   Footer
   =================================== */

.footer {
    background: var(--color-primary);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.footer__tagline {
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
}

.footer__copyright {
    color: var(--color-gray-medium);
    font-size: 0.875rem;
}

.footer__title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-accent-light);
    margin-bottom: var(--spacing-md);
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__links a {
    color: var(--color-gray-light);
    transition: color var(--transition-fast);
}

.footer__links a:hover {
    color: var(--color-accent-light);
}

.footer__links li {
    color: var(--color-gray-light);
}

/* ===================================
   Scroll to Top Button
   =================================== */

.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-gold);
    color: var(--color-primary);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-gold);
}

/* ===================================
   Animations
   =================================== */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Utility Classes
   =================================== */

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

.text-gold {
    color: var(--color-accent-light);
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mt-md {
    margin-top: var(--spacing-md);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}