/* ============================================
   SPEAKLY — Main Stylesheet
   Design: Modern, approachable, fresh
   Primary: #A2C617 (lime green)
   ============================================ */

/* ---- CSS Variables ---- */
:root {
    --color-primary: #A2C617;
    --color-primary-dark: #8BAE0E;
    --color-primary-light: #C5E04A;
    --color-primary-glow: rgba(162, 198, 23, 0.15);
    --color-primary-glow-strong: rgba(162, 198, 23, 0.3);

    --color-dark: #1A1D23;
    --color-dark-soft: #2A2D35;
    --color-text: #3A3D45;
    --color-text-light: #6B7080;
    --color-text-muted: #9DA3B0;

    --color-white: #FFFFFF;
    --color-bg: #FAFBFC;
    --color-bg-warm: #F5F6F0;
    --color-bg-card: #FFFFFF;
    --color-border: #E8EAF0;
    --color-border-light: #F0F1F5;

    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Source Sans 3', sans-serif;

    --shadow-sm: 0 1px 3px rgba(26, 29, 35, 0.06);
    --shadow-md: 0 4px 16px rgba(26, 29, 35, 0.08);
    --shadow-lg: 0 8px 32px rgba(26, 29, 35, 0.1);
    --shadow-xl: 0 16px 48px rgba(26, 29, 35, 0.12);
    --shadow-green: 0 8px 32px rgba(162, 198, 23, 0.25);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --nav-height: 90px;
    --container-max: 1200px;
    --section-padding: 100px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

a {
    color: var(--color-primary-dark);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

::selection {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-dark);
}

.section-label {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
    position: relative;
    padding-left: 28px;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-dark);
    border-color: var(--color-primary);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    box-shadow: var(--shadow-green);
    transform: translateY(-2px);
}

.btn--outline {
    background: transparent;
    color: var(--color-dark);
    border-color: var(--color-border);
}

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

.btn--white {
    background: var(--color-white);
    color: var(--color-dark);
    border-color: var(--color-white);
}

.btn--white:hover {
    background: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn--full {
    width: 100%;
}

/* ---- Placeholders ---- */
.placeholder {
    background: linear-gradient(135deg, #f0f1f5 0%, #e4e6ec 100%);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.placeholder::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(162, 198, 23, 0.03) 10px,
        rgba(162, 198, 23, 0.03) 20px
    );
}

.placeholder__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 1;
    text-align: center;
    padding: 20px;
}

.placeholder__icon {
    color: var(--color-text-muted);
    opacity: 0.6;
}

.placeholder__name {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-light);
    background: var(--color-white);
    padding: 4px 12px;
    border-radius: 4px;
}

.placeholder__size {
    font-size: 12px;
    color: var(--color-text-muted);
    font-family: var(--font-heading);
}

.placeholder--hero {
    width: 100%;
    aspect-ratio: 8/9;
    max-height: 550px;
    border-radius: var(--radius-lg);
}

.placeholder--about {
    width: 100%;
    aspect-ratio: 4/5;
    border-radius: var(--radius-lg);
}

.placeholder--platform {
    width: 100%;
    aspect-ratio: 7/5;
    border-radius: var(--radius-lg);
}

.placeholder--contact {
    width: 100%;
    aspect-ratio: 5/3.5;
    border-radius: var(--radius-md);
}

.placeholder--ref {
    width: 180px;
    height: 60px;
    border-radius: var(--radius-sm);
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.placeholder__name-sm {
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 600;
    color: var(--color-text-light);
    z-index: 1;
}

.placeholder__size-sm {
    font-size: 10px;
    color: var(--color-text-muted);
    font-family: var(--font-heading);
    z-index: 1;
}

/* ---- Animations ---- */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate="fade-right"] {
    transform: translateX(-40px);
}

[data-animate="fade-left"] {
    transform: translateX(40px);
}

[data-animate="fade-up"] {
    transform: translateY(30px);
}

[data-animate].is-visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.nav--scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--color-border-light);
    box-shadow: var(--shadow-sm);
}

.nav__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo img {
    height: 56px;
    width: auto;
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
}

.nav__link {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.25s ease;
}

.nav__link:hover {
    color: var(--color-primary-dark);
    background: var(--color-primary-glow);
}

.nav__link--cta {
    background: var(--color-primary);
    color: var(--color-dark);
    font-weight: 600;
    margin-left: 8px;
    padding: 8px 20px;
}

.nav__link--cta:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    box-shadow: var(--shadow-green);
}

/* Hamburger */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav__toggle.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav__toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.nav__toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--nav-height) + 40px) 0 60px;
    background: var(--color-white);
    overflow: hidden;
}

.hero__bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero__blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.hero__blob--1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary-glow-strong);
    top: -10%;
    right: -5%;
}

.hero__blob--2 {
    width: 350px;
    height: 350px;
    background: rgba(162, 198, 23, 0.1);
    bottom: 10%;
    left: -5%;
}

.hero__blob--3 {
    width: 200px;
    height: 200px;
    background: rgba(162, 198, 23, 0.15);
    top: 40%;
    left: 30%;
}

.hero__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--color-primary-dark);
    background: var(--color-primary-glow);
    padding: 8px 18px;
    border-radius: 50px;
    margin-bottom: 24px;
    border: 1px solid rgba(162, 198, 23, 0.2);
}

.hero__title {
    font-size: clamp(2.4rem, 5vw, 3.6rem);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 24px;
}

.hero__title--accent {
    color: var(--color-primary-dark);
    position: relative;
}

.hero__subtitle {
    font-size: 1.15rem;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero__actions .btn {
    min-width: 260px;
    text-align: center;
}

.hero__trust {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hero__trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text-light);
    font-weight: 500;
}

.hero__visual {
    display: flex;
    justify-content: center;
}

.hero__image-wrapper {
    position: relative;
    width: 100%;
    max-width: 460px;
}

.hero__image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    display: block;
    object-fit: cover;
    aspect-ratio: 8/9;
    max-height: 550px;
}

.hero__scroll {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    z-index: 1;
}

.hero__scroll-text {
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
}

.hero__scroll-mouse {
    width: 28px;
    height: 44px;
    border: 2px solid var(--color-primary);
    border-radius: 50px;
    position: relative;
    display: flex;
    justify-content: center;
    transition: border-color 0.3s ease;
}

.hero__scroll:hover .hero__scroll-mouse {
    border-color: var(--color-primary-dark);
    box-shadow: 0 0 16px rgba(162, 198, 23, 0.3);
}

.hero__scroll-wheel {
    width: 4px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 4px;
    margin-top: 8px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    50% {
        opacity: 0.4;
        transform: translateY(12px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__scroll:hover .hero__scroll-wheel {
    background: var(--color-primary-dark);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--section-padding) 0;
    background: var(--color-bg-warm);
    position: relative;
}

.about__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 0.85fr 1fr;
    gap: 70px;
    align-items: center;
}

.about__photo-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about__experience-badge {
    position: absolute;
    bottom: -15px;
    right: -15px;
    background: var(--color-primary);
    color: var(--color-dark);
    padding: 20px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-green);
    z-index: 2;
}

.about__experience-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
}

.about__experience-text {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
}

.about__lead {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 16px;
    color: var(--color-text);
}

.about__content p {
    margin-bottom: 24px;
}

.about__certs {
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--color-border);
}

.about__certs-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.about__certs-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.about__certs-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
}

.about__certs-list li svg {
    flex-shrink: 0;
    min-width: 20px;
    min-height: 20px;
}

/* ============================================
   SPECIALIZATIONS SECTION
   ============================================ */
.specializations {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.specializations__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.specializations__header {
    text-align: center;
    margin-bottom: 60px;
}

.specializations__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.spec-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.spec-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.spec-card:hover {
    border-color: var(--color-primary-glow-strong);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.spec-card:hover::before {
    transform: scaleX(1);
}

.spec-card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.spec-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.spec-card__text {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.65;
}

/* ============================================
   OFFER SECTION
   ============================================ */
.offer {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

.offer__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.offer__header {
    text-align: center;
    margin-bottom: 60px;
}

.offer__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 900px;
    margin: 0 auto;
}

.offer-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    padding: 44px 36px;
    position: relative;
    transition: all 0.4s ease;
}

.offer-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.offer-card--business {
    background: var(--color-dark);
    border-color: var(--color-dark);
    color: rgba(255, 255, 255, 0.85);
}

.offer-card--business .offer-card__title {
    color: var(--color-white);
}

.offer-card--business .offer-card__desc {
    color: rgba(255, 255, 255, 0.7);
}

.offer-card--business .offer-card__list li {
    color: rgba(255, 255, 255, 0.85);
}

.offer-card__badge {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-primary-dark);
    background: var(--color-primary-glow);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 20px;
}

.offer-card__badge--business {
    background: rgba(162, 198, 23, 0.2);
    color: var(--color-primary);
}

.offer-card__icon-row {
    margin-bottom: 20px;
}

.offer-card__title {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.offer-card__desc {
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.65;
}

.offer-card__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.offer-card__list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
}

.offer-card__list li svg {
    flex-shrink: 0;
    min-width: 18px;
    min-height: 18px;
}

/* References */
.offer__references {
    margin-top: 70px;
    text-align: center;
}

.offer__references-label {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

.offer__logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.offer__ref-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
    opacity: 0.5;
    filter: grayscale(100%);
    transition: all 0.3s ease;
}

.offer__ref-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* ============================================
   TESTIMONIALS CAROUSEL
   ============================================ */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--color-white);
    overflow: hidden;
}

.testimonials__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.testimonials__header {
    text-align: center;
    margin-bottom: 50px;
}

.testimonials__carousel {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonials__track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: grab;
    -webkit-user-select: none;
    user-select: none;
}

.testimonials__track.is-dragging {
    cursor: grabbing;
    transition: none;
}

.testimonial-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex-shrink: 0;
    transition: box-shadow 0.3s ease;
}

.testimonial-card:hover {
    box-shadow: var(--shadow-md);
}

.testimonial-card__stars {
    display: flex;
    gap: 3px;
}

.testimonial-card__text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text);
    font-style: normal;
    border: none;
    margin: 0;
    padding: 0;
    flex-grow: 1;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border-light);
}

.testimonial-card__avatar {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-dark);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-card__name {
    display: block;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    color: var(--color-dark);
}

.testimonial-card__role {
    display: block;
    font-size: 13px;
    color: var(--color-text-muted);
}

/* Controls */
.testimonials__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 36px;
}

.testimonials__btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-white);
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.testimonials__btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    background: var(--color-primary-glow);
}

.testimonials__btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.testimonials__dots {
    display: flex;
    gap: 8px;
}

.testimonials__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.testimonials__dot.is-active {
    background: var(--color-primary);
    transform: scale(1.2);
}

/* Responsive */
@media (max-width: 768px) {
    .testimonial-card__text {
        font-size: 14px;
    }
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.pricing__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.pricing__header {
    text-align: center;
    margin-bottom: 60px;
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.price-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    position: relative;
    transition: all 0.4s ease;
}

.price-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.price-card--popular {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-green);
    transform: scale(1.04);
}

.price-card--popular:hover {
    transform: scale(1.04) translateY(-4px);
    box-shadow: 0 12px 40px rgba(162, 198, 23, 0.3);
}

.price-card__ribbon {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-dark);
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 700;
    padding: 6px 20px;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.price-card__header {
    margin-bottom: 24px;
}

.price-card__name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.price-card__desc {
    font-size: 14px;
    color: var(--color-text-muted);
}

.price-card__price {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--color-border-light);
}

.price-card__amount {
    font-family: var(--font-heading);
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1;
    color: var(--color-dark);
    letter-spacing: -0.02em;
}

.price-card__unit {
    display: flex;
    flex-direction: column;
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.3;
    padding-bottom: 6px;
}

.price-card__unit span:first-child {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
}

.price-card__features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.price-card__features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text);
}

.price-card__features li svg {
    flex-shrink: 0;
    min-width: 18px;
    min-height: 18px;
}

.pricing__note {
    text-align: center;
    margin-top: 48px;
    font-size: 16px;
    color: var(--color-text-light);
    padding: 24px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
}

.pricing__note a {
    font-weight: 600;
}

/* ============================================
   PLATFORM SECTION
   ============================================ */
.platform {
    padding: var(--section-padding) 0;
    background: var(--color-bg-warm);
    overflow: hidden;
}

.platform__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 70px;
    align-items: center;
}

.platform__lead {
    font-size: 1.1rem;
    margin-bottom: 36px;
    line-height: 1.7;
}

.platform__lead strong {
    color: var(--color-primary-dark);
}

.platform__features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 36px;
}

.platform__feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.platform__feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.platform__feature h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.platform__feature p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.5;
}

.platform__visual {
    position: relative;
}

.platform__image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    display: block;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--section-padding) 0;
    background: var(--color-white);
}

.contact__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 70px;
    align-items: start;
}

.contact__lead {
    font-size: 1.05rem;
    color: var(--color-text-light);
    margin-bottom: 28px;
    line-height: 1.7;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact__detail {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    font-weight: 500;
}

.contact__detail a {
    color: var(--color-text);
}

.contact__detail a:hover {
    color: var(--color-primary-dark);
}

.contact__image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    display: block;
}

/* Contact Form */
.contact__form-wrapper {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    padding: 44px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form__group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.contact-form__label {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
}

.contact-form__optional {
    color: var(--color-text-muted);
    font-weight: 400;
}

.contact-form__input {
    font-family: var(--font-body);
    font-size: 16px;
    padding: 14px 18px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-text);
    transition: all 0.3s ease;
    outline: none;
    -webkit-appearance: none;
}

.contact-form__input::placeholder {
    color: var(--color-text-muted);
}

.contact-form__input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.contact-form__input.is-error {
    border-color: #E53E3E;
    box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

.contact-form__select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236B7080' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.contact-form__textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form__error {
    font-size: 13px;
    color: #E53E3E;
    min-height: 0;
    transition: all 0.3s ease;
}

.contact-form__group--consent {
    margin-top: 4px;
}

.contact-form__checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    font-size: 13px;
    color: var(--color-text-light);
    line-height: 1.5;
}

.contact-form__checkbox input {
    display: none;
}

.contact-form__checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 2px;
    transition: all 0.25s ease;
    position: relative;
}

.contact-form__checkbox input:checked + .contact-form__checkmark {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.contact-form__checkbox input:checked + .contact-form__checkmark::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 6px;
    width: 5px;
    height: 10px;
    border: solid var(--color-white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.contact-form__checkbox a {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

.contact-form__submit {
    margin-top: 8px;
    font-size: 17px;
    padding: 16px 32px;
}

.contact-form__status {
    text-align: center;
    font-size: 15px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 0;
    transition: all 0.3s ease;
}

.contact-form__status--success {
    background: rgba(162, 198, 23, 0.1);
    color: var(--color-primary-dark);
    padding: 14px;
    border: 1px solid rgba(162, 198, 23, 0.3);
}

.contact-form__status--error {
    background: rgba(229, 62, 62, 0.08);
    color: #C53030;
    padding: 14px;
    border: 1px solid rgba(229, 62, 62, 0.2);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 70px 0 0;
}

.footer__container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.footer__top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer__tagline {
    font-size: 15px;
    opacity: 0.7;
}

.footer__links h4 {
    color: var(--color-white);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 18px;
}

.footer__links a:not(.footer__social-link) {
    display: block;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 10px;
    transition: all 0.25s ease;
}

.footer__links a:not(.footer__social-link):hover {
    color: var(--color-primary);
    transform: translateX(4px);
}

.footer__social {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.footer__social-link {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    max-width: 36px;
    max-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
}

.footer__social-link svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.footer__social-link:hover {
    background: var(--color-primary);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 14px;
    opacity: 0.5;
}

.footer__bottom-links {
    display: flex;
    gap: 24px;
}

.footer__bottom-links a {
    color: rgba(255, 255, 255, 0.5);
}

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

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

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

    .pricing__grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .price-card {
        padding: 32px 24px;
    }

    .price-card--popular {
        transform: scale(1.02);
    }

    .price-card--popular:hover {
        transform: scale(1.02) translateY(-4px);
    }

    .footer__top {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 768px) {
    :root {
        --nav-height: 70px;
        --section-padding: 64px;
    }

    body {
        font-size: 16px;
    }

    /* Nav mobile */
    .nav__toggle {
        display: flex;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 360px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 0;
        box-shadow: -8px 0 32px rgba(0,0,0,0.1);
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
    }

    .nav__menu.is-open {
        right: 0;
    }

    .nav__menu li {
        width: 100%;
    }

    .nav__link {
        display: block;
        padding: 14px 0;
        font-size: 17px;
        border-bottom: 1px solid var(--color-border-light);
    }

    .nav__link--cta {
        margin-left: 0;
        margin-top: 16px;
        text-align: center;
        border-bottom: none;
        padding: 14px 20px;
    }

    /* Overlay */
    .nav__overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 999;
    }

    .nav__overlay.is-visible {
        display: block;
    }

    /* Hero mobile */
    .hero {
        min-height: auto;
        padding: calc(var(--nav-height) + 30px) 0 50px;
    }

    .hero__container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero__content {
        text-align: center;
    }

    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__trust {
        align-items: center;
    }

    .hero__image-wrapper {
        max-width: 360px;
        margin: 0 auto;
    }

    .hero__scroll {
        display: none;
    }

    /* About mobile */
    .about__container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about__photo {
        max-width: 400px;
        margin: 0 auto;
    }

    .about__photo-wrapper {
        position: relative;
    }

    .about__experience-badge {
        bottom: -10px;
        right: -10px;
        padding: 16px;
    }

    .about__experience-number {
        font-size: 1.8rem;
    }

    /* Specializations mobile */
    .specializations__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .spec-card {
        padding: 28px 24px;
    }

    /* Offer mobile */
    .offer__grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .offer-card {
        padding: 36px 28px;
    }

    .offer__logos {
        gap: 16px;
    }

    /* Pricing mobile */
    .pricing__grid {
        grid-template-columns: 1fr;
        gap: 20px;
        max-width: 450px;
    }

    .price-card--popular {
        transform: none;
        order: -1;
    }

    .price-card--popular:hover {
        transform: translateY(-4px);
    }

    /* Platform mobile */
    .platform__container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Contact mobile */
    .contact__container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact__form-wrapper {
        padding: 28px 20px;
    }

    /* Footer mobile */
    .footer__top {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        padding: 14px 24px;
        font-size: 15px;
    }

    .placeholder--ref {
        width: 140px;
        height: 50px;
    }
}