/* Custom CSS for BreathClarity
 - Personal Development Website */
/* ========== Root Variables ========== */
:root {
    --primary-color: #3a86ff; /* Яркий, но не агрессивный синий */
    --primary-dark: #265dbe;
    --primary-light: #dbe8ff;

    --secondary-color: #00b4d8; /* Освежающий голубой */
    --secondary-dark: #0086a8;
    --secondary-light: #caf0f8;

    --accent-color: #ffbe0b; /* Тёплый акцент — горчично-жёлтый */
    --accent-light: #fff3c4;

    --success-color: #06d6a0; /* Мятно-зелёный */
    --warning-color: #ff9f1c;
    --error-color: #ef476f;

    --dark-color: #1a1a1a;
    --light-color: #f6f9fc;
    --white-color: #ffffff;

    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;

    /* Typography */
    --font-family-primary: 'Poppins', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Spacing */
    --section-padding: 80px 0;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    --box-shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========== Global Styles ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white-color);
    overflow-x: hidden;
}

.section-padding {
    padding: var(--section-padding);
}

.container {
    max-width: 1200px;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

h1 {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 2rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

.lead {
    font-size: 1.25rem;
    font-weight: var(--font-weight-light);
    color: var(--gray-600);
}

/* ========== Custom Bootstrap Overrides ========== */
.btn {
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-medium);
    text-transform: none;
    padding: 12px 30px;
    transition: all var(--transition-normal);
    border: none;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white-color);
    box-shadow: var(--box-shadow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-dark));
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
    color: var(--white-color);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

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

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

.btn-lg {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.text-primary {
    color: var(--primary-color) !important;
}

.bg-light {
    background-color: var(--gray-100) !important;
}

/* ========== Header Styles ========== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    transition: all var(--transition-normal);
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-weight: var(--font-weight-bold);
    font-size: 1.5rem;
    color: var(--dark-color) !important;
    text-decoration: none;
}

.navbar-brand img {
    margin-right: 10px;
}

.brand-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-nav .nav-link {
    color: var(--gray-700);
    font-weight: var(--font-weight-medium);
    margin: 0 10px;
    padding: 8px 16px !important;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color);
    background: var(--primary-light);
}

/* ========== Hero Section ========== */
.hero-section {
    min-height: 100vh;
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.8), rgba(103, 58, 183, 0.8));
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    position: relative;
    color: var(--white-color);
    text-align: center;
}

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

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

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: var(--font-weight-light);
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    margin-top: 2rem;
}

/* ========== Section Titles ========== */
.section-title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    margin-bottom: 1rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-description {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto 3rem auto;
}

/* ========== Approach Section ========== */
.approach-content {
    padding: 2rem 0;
}

.approach-features {
    margin-top: 2rem;
}

.feature-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-normal);
}

.feature-item:hover {
    background: var(--gray-100);
    transform: translateY(-5px);
}

.feature-item i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-item h4 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

/* ========== About Section ========== */
.about-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
    height: 100%;
}

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

.about-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* ========== Development Section ========== */
.development-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
    text-align: center;
    height: 100%;
}

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

.development-icon {
    margin-bottom: 1.5rem;
}

.development-icon i {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.development-card h3 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.approach-type {
    background: var(--gray-100);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 1rem;
    min-height: 220px;
}

.approach-type h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* ========== Testimonials ========== */
.testimonial-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
    height: 100%;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content i {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    display: block;
}

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

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 1rem;
    border: 3px solid var(--primary-light);
}

.author-info h5 {
    margin-bottom: 0.25rem;
    color: var(--dark-color);
}

.author-info span {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ========== Pricing Section ========== */
.pricing-card {
    background: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    height: 100%;
}

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

.pricing-card.featured {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: 20px;
    right: -30px;
    background: var(--accent-color);
    color: var(--white-color);
    padding: 5px 40px;
    font-size: 0.8rem;
    font-weight: var(--font-weight-semibold);
    transform: rotate(45deg);
}

.pricing-header {
    text-align: center;
    padding: 2rem 1.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 1rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
}

.amount {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    margin-left: 0.25rem;
}

.pricing-body {
    padding: 1.5rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-200);
}

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

.pricing-features i {
    margin-right: 0.5rem;
}

.btn-block {
    width: 100%;
}

/* ========== FAQ Section ========== */
.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--border-radius-lg) !important;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.accordion-button {
    background: var(--white-color);
    color: var(--dark-color);
    font-weight: var(--font-weight-semibold);
    font-size: 1.1rem;
    padding: 1.5rem;
    border: none !important;
    box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
    background: var(--primary-light);
    color: var(--primary-color);
}

.accordion-body {
    padding: 1.5rem;
    background: var(--white-color);
    color: var(--gray-700);
    line-height: 1.7;
}

/* ========== Contact Section ========== */
.contact-info {
    background: var(--gray-100);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    height: 100%;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 2rem;
    margin-right: 1rem;
    color: var(--primary-color);
}

.contact-form {
    background: var(--white-color);
    padding: 2rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
}

.form-control {
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    padding: 12px 15px;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(233, 30, 99, 0.25);
}

.form-label {
    font-weight: var(--font-weight-medium);
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.invalid-feedback {
    display: block;
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* ========== Footer ========== */
.footer {
    background: var(--dark-color) !important;
    color: var(--gray-300) !important;
    padding: 3rem 0 1rem;
}

.footer h4,
.footer h5 {
    color: var(--white-color);
    margin-bottom: 1rem;
}

.footer-brand h4 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white-color);
    border-radius: 50%;
    margin: 0 0.5rem;
    transition: all var(--transition-normal);
    text-decoration: none;
    font-size: 1.2rem;
}

.social-link:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    color: var(--white-color);
}

/* ========== Cookie Popup ========== */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: var(--dark-color);
    color: var(--white-color);
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
    z-index: 9999;
    max-width: 500px;
    margin: 0 auto;
}

.cookie-content h5 {
    color: var(--white-color);
    margin-bottom: 0.5rem;
}

.cookie-content p {
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.cookie-buttons {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* ========== Thank You Page ========== */
.thank-you-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding: var(--section-padding);
}

.thank-you-content {
    text-align: center;
}

.thank-you-icon {
    margin-bottom: 2rem;
}

.thank-you-icon i {
    font-size: 5rem;
    color: var(--success-color);
}

.thank-you-title {
    font-size: 3rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.thank-you-subtitle {
    font-size: 1.3rem;
    color: var(--gray-600);
    margin-bottom: 3rem;
}

.next-step {
    text-align: center;
    padding: 1.5rem;
    background: var(--gray-100);
    border-radius: var(--border-radius-lg);
    height: 100%;
}

.step-icon {
    margin-bottom: 1rem;
}

.step-icon i {
    font-size: 2.5rem;
}

.next-step h5 {
    margin-bottom: 0.5rem;
    color: var(--dark-color);
}

.nav-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========== Legal Pages ========== */
.main-content {
    padding-top: 100px;
    padding-bottom: 3rem;
}

.legal-content {
    background: var(--white-color);
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
}

.legal-content h1 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.legal-content h2 {
    color: var(--dark-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray-200);
}

.legal-content h3 {
    color: var(--primary-color);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.legal-content ul,
.legal-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.browser-links ul {
    list-style: none;
    padding-left: 0;
}

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

.browser-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
}

.browser-links a:hover {
    text-decoration: underline;
}

/* ========== Responsive Design ========== */
@media (max-width: 991.98px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .cookie-popup {
        left: 10px;
        right: 10px;
    }

    .nav-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }

    .legal-content {
        padding: 1.5rem;
    }

    .thank-you-title {
        font-size: 2rem;
    }
}

@media (max-width: 575.98px) {
    .section-padding {
        padding: 60px 0;
    }

    .cookie-popup {
        left: 10px;
        right: 10px;
        bottom: 10px;
    }

    .pricing-card.featured {
        transform: none;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    .hero-section {
        background-attachment: scroll;
    }
}

/* ========== Utility Classes ========== */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.shadow-custom {
    box-shadow: var(--box-shadow);
}

.shadow-custom-lg {
    box-shadow: var(--box-shadow-lg);
}

.border-radius-custom {
    border-radius: var(--border-radius-lg);
}

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

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

.scale-on-hover {
    transition: transform var(--transition-normal);
}

.scale-on-hover:hover {
    transform: scale(1.05);
}

/* ========== Print Styles ========== */
@media print {
    .navbar,
    .cookie-popup,
    .footer {
        display: none !important;
    }

    .main-content {
        padding-top: 0;
    }

    body {
        font-size: 12pt;
        line-height: 1.4;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
        page-break-after: avoid;
    }

    img {
        max-width: 100% !important;
    }
}