/* style.css */

:root {
    /* Main Theme Colors (Tetradic Inspired) */
    --primary-color: #4A55A2;    /* Indigo/Deep Blue - Used for primary actions, titles */
    --secondary-color: #FF6B6B;  /* Coral Red - Accent */
    --accent-color-1: #4ECDC4;   /* Teal/Turquoise - Another accent */
    --accent-color-2: #388E3C;   /* Green (from HTML success badge, good for success/positive actions) */

    /* Neumorphism & Backgrounds */
    --neumo-bg-color: #e0e5ec;        /* Off-white, slightly cool gray - Main background for neumorphic elements */
    --neumo-bg-light-section: #f0f3f6;/* Lighter background for page/some sections */
    --shadow-light: #ffffff;          /* Light shadow for neumorphism */
    --shadow-dark: #a3b1c6;           /* Dark shadow for neumorphism */

    /* Text Colors */
    --text-color-dark: #333333;       /* Main body text */
    --text-color-headings: #222222;   /* Headings */
    --text-color-light: #FFFFFF;      /* Text on dark backgrounds (like Hero) */
    --text-color-muted: #6c757d;      /* Muted text (Bootstrap's default muted) */

    /* Link Colors */
    --link-color: var(--primary-color);
    --link-hover-color: var(--secondary-color);

    /* Fonts */
    --font-family-headings: 'Playfair Display', serif;
    --font-family-body: 'Source Sans Pro', sans-serif;

    /* UI Elements */
    --border-radius: 15px;
    --border-radius-sm: 10px;
    --input-padding: 0.85rem 1.15rem;
    --button-padding: 0.75rem 1.75rem;

    /* Transitions */
    --transition-duration: 0.3s;
    --transition-timing-function: ease-in-out;

    /* Spacing */
    --section-padding-y: 4rem; 
}

/* --- Global Styles & Resets --- */
body {
    font-family: var(--font-family-body);
    background-color: var(--neumo-bg-light-section);
    color: var(--text-color-dark);
    line-height: 1.7;
    overflow-x: hidden;
    font-size: 16px; 
    padding-top: 0px !important;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-headings);
    color: var(--text-color-headings);
    margin-top: 0;
    margin-bottom: 1.25rem;
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: 2.75rem; } 
h2 { font-size: 2.125rem; } 
h3 { font-size: 1.75rem; } 
h4 { font-size: 1.375rem; } 
h5 { font-size: 1.125rem; } 
h6 { font-size: 1rem; }    

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.875rem; }
    h3 { font-size: 1.5rem; }
}

p {
    margin-bottom: 1.25rem;
    color: var(--text-color-dark);
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: color var(--transition-duration) var(--transition-timing-function),
                text-decoration var(--transition-duration) var(--transition-timing-function);
}

a:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}

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

/* Smooth scroll for anchor links */
html {
    scroll-behavior: smooth;
}

/* --- Neumorphism Base Styles --- */
.neumo-element {
    background-color: var(--neumo-bg-color);
    border-radius: var(--border-radius);
    box-shadow: 7px 7px 14px var(--shadow-dark), -7px -7px 14px var(--shadow-light);
    transition: box-shadow var(--transition-duration) var(--transition-timing-function);
}

.neumo-card {
    background-color: var(--neumo-bg-color);
    border-radius: var(--border-radius);
    box-shadow: 6px 6px 12px var(--shadow-dark), -6px -6px 12px var(--shadow-light);
    transition: transform var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
    display: flex;
    flex-direction: column;
    height: 100%; 
}

.neumo-card:hover {
    transform: translateY(-4px);
    box-shadow: 9px 9px 18px var(--shadow-dark), -9px -9px 18px var(--shadow-light);
}

.neumo-input,
textarea.neumo-input {
    background-color: var(--neumo-bg-color);
    border: 1px solid transparent; 
    border-radius: var(--border-radius-sm);
    padding: var(--input-padding);
    box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
    color: var(--text-color-dark);
    width: 100%;
    transition: box-shadow var(--transition-duration) var(--transition-timing-function), border-color var(--transition-duration) var(--transition-timing-function);
    font-size: 1rem;
}

.neumo-input::placeholder {
    color: var(--text-color-muted);
}

.neumo-input:focus,
textarea.neumo-input:focus {
    outline: none;
    box-shadow: inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light);
    border-color: var(--primary-color); 
}

/* Global Button Styles */
.btn.neumo-button, button.neumo-button, input[type="submit"].neumo-button,
.btn.neumo-button-secondary, button.neumo-button-secondary, input[type="submit"].neumo-button-secondary,
.btn.neumo-button-outline {
    border: none;
    padding: var(--button-padding);
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.75px;
    transition: all var(--transition-duration) var(--transition-timing-function);
    cursor: pointer;
    text-align: center;
    display: inline-block;
    font-size: 0.9rem;
    line-height: 1.5;
}

.btn.neumo-button, button.neumo-button, input[type="submit"].neumo-button {
    background-color: var(--primary-color);
    color: var(--text-color-light);
    box-shadow: 3px 3px 6px var(--shadow-dark), -3px -3px 6px var(--shadow-light);
}

.btn.neumo-button:hover, button.neumo-button:hover, input[type="submit"].neumo-button:hover {
    background-color: var(--link-hover-color);
    box-shadow: 5px 5px 10px var(--shadow-dark), -5px -5px 10px var(--shadow-light);
    transform: translateY(-2px);
    color: var(--text-color-light);
    text-decoration: none;
}

.btn.neumo-button:active, button.neumo-button:active, input[type="submit"].neumo-button:active {
    background-color: var(--link-hover-color);
    box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
    transform: translateY(1px);
}

.btn.neumo-button-secondary, button.neumo-button-secondary {
    background-color: var(--secondary-color);
    color: var(--text-color-light);
    box-shadow: 3px 3px 6px var(--shadow-dark), -3px -3px 6px var(--shadow-light);
}
.btn.neumo-button-secondary:hover, button.neumo-button-secondary:hover {
    background-color: var(--accent-color-1); 
    box-shadow: 5px 5px 10px var(--shadow-dark), -5px -5px 10px var(--shadow-light);
    transform: translateY(-2px);
    color: var(--text-color-light);
    text-decoration: none;
}
.btn.neumo-button-secondary:active, button.neumo-button-secondary:active {
    background-color: var(--accent-color-1);
    box-shadow: inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light);
    transform: translateY(1px);
}


.btn.neumo-button-outline {
    background-color: transparent;
    color: var(--text-color-light); 
    border: 2px solid var(--text-color-light);
    padding: calc(var(--button-padding) - 2px);
    box-shadow: none;
}
.hero-section .btn.neumo-button-outline:hover { 
    background-color: var(--text-color-light);
    color: var(--primary-color);
    border-color: var(--text-color-light);
    transform: translateY(-2px);
}

.section-block .btn.neumo-button-outline {
    color: var(--primary-color);
    border-color: var(--primary-color);
}
.section-block .btn.neumo-button-outline:hover {
    background-color: var(--primary-color);
    color: var(--text-color-light);
}


/* --- Header & Navigation --- */
.site-header {
    background-color: var(--neumo-bg-color);
    box-shadow: 0 2px 5px rgba(163, 177, 198, 0.5); 
    padding: 0.5rem 0;
    z-index: 1030;
}

.site-header .navbar-brand {
    font-family: var(--font-family-headings);
    color: var(--primary-color) !important;
    font-size: 1.7rem;
    font-weight: 700;
}

.site-header .nav-link {
    color: var(--text-color-dark) !important;
    font-weight: 600;
    padding: 0.6rem 1rem;
    margin: 0 0.2rem;
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-duration) var(--transition-timing-function), color var(--transition-duration) var(--transition-timing-function);
    font-size: 0.95rem;
}

.site-header .nav-link:hover,
.site-header .nav-link.active {
    color: var(--primary-color) !important;
    background-color: rgba(163, 177, 198, 0.2); 
}

.navbar-toggler {
    border: none;
    padding: 0.4rem 0.6rem;
    background-color: var(--neumo-bg-color);
    box-shadow: 2px 2px 4px var(--shadow-dark), -2px -2px 4px var(--shadow-light);
}
.navbar-toggler:focus {
    box-shadow: inset 2px 2px 4px var(--shadow-dark), inset -2px -2px 4px var(--shadow-light);
}
.navbar-toggler-icon {
   width: 1.2em;
   height: 1.2em;
}

@media (max-width: 991.98px) {
    .site-header .navbar-collapse {
        margin-top: 0.5rem;
        border-top: 1px solid rgba(163, 177, 198, 0.3);
        padding-top: 0.5rem;
    }
    .site-header .nav-link {
        padding: 0.75rem 1rem;
        text-align: left;
        margin: 0.25rem 0;
    }
}

/* --- Hero Section --- */
.hero-section {
    padding: calc(var(--section-padding-y) + 2rem) 0; 
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    position: relative;
}

.hero-section::before { 
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5));
    z-index: 1;
}

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

.hero-section h1 {
    color: var(--text-color-light);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5); 
}

.hero-section .lead {
    color: var(--text-color-light);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5); 
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.15rem;
    margin-bottom: 2rem;
}

/* --- Section Base Styles --- */
.section-block {
    padding-top: var(--section-padding-y);
    padding-bottom: var(--section-padding-y);
}

.section-title {
    font-family: var(--font-family-headings);
    color: var(--text-color-headings);
    margin-bottom: 2.5rem;
    font-weight: 700;
    text-align: center;
}
.section-block .lead {
    font-size: 1.1rem;
    color: var(--text-color-dark);
    max-width: 800px; 
    margin-left: auto;
    margin-right: auto;
}

.bg-light-neumo { 
    background-color: var(--neumo-bg-color); 
}

/* --- Card Styles --- */
.card {
    border: none;
}

.neumo-card .card-image {
    width: 100%;
    height: 220px; 
    overflow: hidden;
    margin-bottom: 0; 
    display: flex;
    justify-content: center;
    align-items: center;
}

.neumo-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-sm) var(--border-radius-sm) 0 0; 
}

.neumo-card .card-body {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.neumo-card .card-body.text-center {
    align-items: center; 
}

.neumo-card .card-title {
    font-family: var(--font-family-headings);
    margin-bottom: 0.75rem;
    font-size: 1.25rem; 
}

.neumo-card .card-text {
    color: var(--text-color-dark);
    font-size: 0.95rem;
    flex-grow: 1;
    line-height: 1.6;
}
.neumo-card .card-text:last-child {
    margin-bottom: 0;
}
.neumo-card .card-text.text-muted {
    color: var(--text-color-muted) !important;
}


/* Specific card types */
.pricing-card {
    text-align: center;
}
.pricing-card .card-header {
    background-color: transparent !important;
    border-bottom: 1px solid rgba(163, 177, 198, 0.3);
    padding: 1rem 1.5rem 1rem 1.5rem;
}
.pricing-card .card-header h4 {
    margin-bottom: 0;
}
.pricing-card .card-body {
    padding: 1.5rem;
}
.pricing-card .pricing-card-title {
    font-size: 2.75rem;
    margin: 1rem 0 1.5rem 0;
    color: var(--text-color-headings);
    font-family: var(--font-family-body); 
    font-weight: 700;
}
.pricing-card .pricing-card-title small {
    font-size: 1rem;
    font-weight: 400;
}
.pricing-card ul {
    padding-left: 0;
    list-style: none;
    margin-bottom: 1.5rem;
}
.pricing-card ul li {
    padding: 0.4rem 0;
    color: var(--text-color-dark);
    font-size: 0.95rem;
}
.popular-plan {
    box-shadow: 8px 8px 16px var(--shadow-dark), -8px -8px 16px var(--shadow-light),
                0 0 0 3px var(--accent-color-1);
    transform: scale(1.03) translateY(-4px);
}
.popular-plan .card-header h4 {
    color: var(--accent-color-1) !important; 
}

.event-card .card-text.text-muted {
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}
.event-card .btn {
    margin-top: auto; 
}


.resource-card .card-body {
    padding: 1.25rem;
}
.resource-card .card-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.resource-card .card-title a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}
.resource-card .card-title a:hover {
    color: var(--link-hover-color);
    text-decoration: underline;
}
.resource-card .card-text {
    font-size: 0.9rem;
    line-height: 1.5;
}


/* "Read more" link style (if used) */
.read-more-link {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
    color: var(--accent-color-1);
    text-decoration: none;
    position: relative;
    padding-bottom: 3px;
    font-size: 0.95rem;
}
.read-more-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color-1);
    transition: width var(--transition-duration) var(--transition-timing-function);
}
.read-more-link:hover::after {
    width: 100%;
}
.read-more-link:hover {
    color: var(--accent-color-1);
    text-decoration: none;
}

/* --- Innovation Section UI Components --- */
.form-check.form-switch {
    padding-left: 3.5em; 
    display: flex;
    align-items: center;
}
.form-switch .form-check-input.neumo-switch {
    width: 3em;
    height: 1.5em;
    margin-left: -3.5em; 
    background-color: var(--neumo-bg-color);
    border: none;
    border-radius: 1.5em;
    box-shadow: inset 2px 2px 5px var(--shadow-dark), inset -2px -2px 5px var(--shadow-light);
    transition: background-color var(--transition-duration) var(--transition-timing-function),
                background-position var(--transition-duration) var(--transition-timing-function),
                box-shadow var(--transition-duration) var(--transition-timing-function);
    appearance: none;
    position: relative;
    cursor: pointer;
    vertical-align: middle; 
}
.form-switch .form-check-input.neumo-switch:checked {
    background-color: var(--primary-color);
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.2), inset -2px -2px 5px rgba(255,255,255,0.1);
    background-image: none; 
}

.form-switch .form-check-input.neumo-switch::before {
    content: "";
    position: absolute;
    top: 0.125em; 
    left: 0.125em;
    width: 1.25em; 
    height: 1.25em;
    background-color: #fff; 
    border-radius: 50%;
    box-shadow: 1px 1px 3px var(--shadow-dark), -1px -1px 3px var(--shadow-light);
    transition: transform var(--transition-duration) var(--transition-timing-function);
}

.form-switch .form-check-input.neumo-switch:checked::before {
    transform: translateX(1.5em);
    background-color: #fff;
}
.form-switch .form-check-label {
    padding-top: 0.1em; 
}


.neumo-slider.form-range {
    appearance: none;
    width: 100%;
    height: 8px; 
    background: var(--neumo-bg-color);
    border-radius: 4px;
    box-shadow: inset 1px 1px 3px var(--shadow-dark), inset -1px -1px 3px var(--shadow-light);
    outline: none;
    padding: 0;
}

.neumo-slider.form-range::-webkit-slider-thumb {
    appearance: none;
    width: 18px; 
    height: 18px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 2px 2px 4px var(--shadow-dark), -2px -2px 4px var(--shadow-light);
    margin-top: -5px; 
    transition: transform 0.1s ease-in-out;
}
.neumo-slider.form-range::-webkit-slider-thumb:active {
    transform: scale(1.1);
}

.neumo-slider.form-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 2px 2px 4px var(--shadow-dark), -2px -2px 4px var(--shadow-light);
}
.neumo-slider.form-range::-moz-range-thumb:active {
    transform: scale(1.1);
}

.neumo-image { 
    border-radius: var(--border-radius);
    box-shadow: 6px 6px 12px var(--shadow-dark), -6px -6px 12px var(--shadow-light);
    overflow: hidden; 
}
.neumo-image img {
    border-radius: var(--border-radius); 
}


/* --- Contact Section --- */
#contact-form-section .neumo-element {
    padding: 2rem 2.5rem;
}

#contact-form-section .form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color-dark);
    font-size: 0.95rem;
}

#contact-form-section .text-center a {
    color: var(--primary-color);
    font-weight: 600;
}
#contact-form-section .text-center a:hover {
    color: var(--link-hover-color);
}

/* --- Footer --- */
.site-footer {
    background-color: var(--neumo-bg-color);
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
    border-top: 1px solid rgba(163, 177, 198, 0.4);
    text-align: center;
}

.site-footer p {
    margin-bottom: 0.5rem;
    color: var(--text-color-dark);
}

.site-footer .list-inline-item:not(:last-child) {
    margin-right: 0.75rem;
}

.site-footer .footer-link {
    color: var(--text-color-dark);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-duration) var(--transition-timing-function), background-color var(--transition-duration) var(--transition-timing-function);
}

.site-footer .footer-link:hover {
    color: var(--primary-color);
    background-color: rgba(163, 177, 198, 0.2);
    text-decoration: none;
}

.site-footer .social-links a.footer-link { 
    font-size: 0.9rem;
    margin: 0 0.5rem;
}

.site-footer .copyright {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-color-muted);
}

/* --- Specific Page Styles --- */
.success-page-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    background-color: var(--neumo-bg-light-section);
}
.success-page-container .neumo-card {
    max-width: 550px;
    width: 100%;
    padding: 2.5rem;
}
.success-page-container h1 {
    color: var(--accent-color-2); 
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.success-page-container p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}
.success-page-container .icon-success {
    font-size: 3.5rem; 
    color: var(--accent-color-2);
    margin-bottom: 1rem;
}

.privacy-page-content,
.terms-page-content,
.about-page-content, 
.contacts-page-content { 
    padding-top: calc(70px + 2rem); 
    padding-bottom: var(--section-padding-y);
    background-color: var(--neumo-bg-light-section); 
}

.privacy-page-content .container,
.terms-page-content .container,
.about-page-content .container,
.contacts-page-content .container {
    background-color: var(--neumo-bg-color); 
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 0 20px rgba(163, 177, 198, 0.3); 
}

@media (min-width: 768px) {
    .privacy-page-content .container,
    .terms-page-content .container,
    .about-page-content .container,
    .contacts-page-content .container {
        padding: 3rem;
    }
}


.privacy-page-content .container h1,
.terms-page-content .container h1,
.about-page-content .container h1,
.contacts-page-content .container h1 {
    margin-bottom: 2rem;
    text-align: center;
    color: var(--primary-color);
}
.privacy-page-content .container h2,
.terms-page-content .container h2,
.about-page-content .container h2,
.contacts-page-content .container h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-color-headings);
    font-size: 1.5rem;
}
.privacy-page-content .container p,
.terms-page-content .container p,
.about-page-content .container p,
.contacts-page-content .container p,
.privacy-page-content .container ul,
.terms-page-content .container ul,
.about-page-content .container ul,
.contacts-page-content .container ul {
    margin-bottom: 1rem;
    line-height: 1.8;
    font-size: 1rem;
}
.privacy-page-content .container ul,
.terms-page-content .container ul,
.about-page-content .container ul,
.contacts-page-content .container ul {
    padding-left: 25px;
}
.privacy-page-content .container ul li,
.terms-page-content .container ul li,
.about-page-content .container ul li,
.contacts-page-content .container ul li {
    margin-bottom: 0.5rem;
}

.contacts-page-content #contactForm {
    /* Styles are mostly covered by .neumo-input and .neumo-button */
}


/* --- Animations & Transitions (for scroll) --- */
[data-animate-on-scroll] {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.7s var(--transition-timing-function), transform 0.7s var(--transition-timing-function);
    transition-delay: 0.1s; 
}

[data-animate-on-scroll].is-visible {
    opacity: 1;
    transform: translateY(0);
}


/* Utility for background images ensuring dark overlay for text readability */
.bg-image-overlay {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.bg-image-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)); 
    z-index: 1;
}
.bg-image-overlay > .container { 
    position: relative;
    z-index: 2;
}