/*
 * COMPONENTS — кнопки, author-box, соціальні іконки,
 *              пакети, форма, контакти, магазин
 * krylovakseniia.com
 */

/* ── BUTTONS ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--clr-purple-main);
    color: var(--clr-white);
    border: 2px solid transparent;
    border-radius: var(--radius-full);
    padding: 0.7rem 1.75rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: background-color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast);
    text-decoration: none;
    -webkit-appearance: none;
    appearance: none;
}

.btn:hover {
    background-color: var(--clr-purple-deep);
    color: var(--clr-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(91, 33, 182, 0.30);
}

.btn--outline {
    background-color: transparent;
    border-color: var(--clr-purple-main);
    color: var(--clr-purple-main);
}

.btn--outline:hover {
    background-color: var(--clr-purple-main);
    color: var(--clr-white);
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* ── FORM FIELDS ── */
.form-row {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    color: var(--clr-text);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.375rem;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    background-color: var(--clr-input-bg);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--clr-text);
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--clr-purple-main);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
    outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--clr-text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

/* ── MANUSCRIPT FORM ── */
.manuscript-form {
    background: var(--clr-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow-md);
    max-width: 640px;
    margin-inline: auto;
}

.manuscript-form__title {
    color: var(--clr-purple-dark);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

/* ── ANIMATIONS ── */
@keyframes km-fade-in-up {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes km-scale-in {
    from { opacity: 0; transform: scale(0.85); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes km-checkmark {
    from { stroke-dashoffset: 50; }
    to   { stroke-dashoffset: 0; }
}

@keyframes km-circle-in {
    from { stroke-dashoffset: 130; opacity: 0; }
    to   { stroke-dashoffset: 0;   opacity: 1; }
}

/* ── FORM NOTICES ── */
.form-notice {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-top: 1rem;
    font-weight: 500;
    display: none;
}

.form-notice--success {
    background: rgba(124, 58, 237, 0.08);
    border: 1px solid var(--clr-purple-pale);
    color: var(--clr-purple-dark);
}

.form-notice--error {
    background: rgba(220, 38, 38, 0.06);
    border: 1px solid rgba(220, 38, 38, 0.25);
    color: #991b1b;
}

/* ── SUCCESS OVERLAY (форма рукопису + оплата) ── */
.km-success-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2rem;
    background: var(--clr-card);
    border: 1.5px solid var(--clr-border);
    border-radius: var(--radius-xl);
    animation: km-fade-in-up 0.45s ease both;
    gap: 1.25rem;
}

.km-success-overlay__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: km-scale-in 0.4s 0.1s ease both;
}

.km-success-overlay__icon svg .km-svg-circle {
    stroke-dasharray: 130;
    stroke-dashoffset: 130;
    animation: km-circle-in 0.5s 0.15s ease forwards;
}

.km-success-overlay__icon svg .km-svg-check {
    stroke-dasharray: 50;
    stroke-dashoffset: 50;
    animation: km-checkmark 0.4s 0.5s ease forwards;
}

.km-success-overlay__title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--clr-purple-dark);
    margin: 0;
}

.km-success-overlay__text {
    color: var(--clr-text-sec);
    font-size: 1rem;
    margin: 0;
    line-height: 1.6;
}

.km-success-overlay__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--clr-purple-faint);
    color: var(--clr-purple-dark);
    border-radius: var(--radius-full);
    padding: 0.4rem 1rem;
    font-weight: 600;
    font-size: 0.9rem;
}

@media (max-width: 480px) {
    .km-success-overlay {
        padding: 2rem 1.25rem;
    }
    .km-success-overlay__title {
        font-size: 1.2rem;
    }
}

/* ── AUTHOR BOX ── */
.authors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-block: 2rem;
}

.author-box {
    max-width: 340px;
    margin-inline: auto;
    padding: 2rem 1.5rem;
    background: var(--clr-card);
    border-radius: var(--radius-lg);
    text-align: center;
    color: var(--clr-text);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--clr-border);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    width: 100%;
}

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

.author-box__avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    border: 3px solid var(--clr-purple-light);
    object-fit: cover;
    margin: 0 auto 1.25rem;
}

.author-box__name {
    margin: 0 0 0.25rem;
    font-size: 1.4rem;
    color: var(--clr-purple-dark);
}

.author-box__role {
    margin: 0 0 1.25rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--clr-text-sec);
}

.author-box__btn {
    display: inline-block;
    background-color: var(--clr-purple-main);
    color: var(--clr-white);
    padding: 0.6rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    text-decoration: none;
    margin-bottom: 1.25rem;
    transition: background-color var(--transition-fast),
                transform var(--transition-fast);
}

.author-box__btn:hover {
    background-color: var(--clr-purple-deep);
    color: var(--clr-white);
    transform: scale(1.03);
}

/* ── SOCIAL ICONS ── */
.social-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.social-bar__title {
    margin: 0;
    font-size: clamp(0.95rem, 1.8vw, 1.15rem);
    font-weight: 700;
    color: var(--clr-purple-dark);
    white-space: nowrap;
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 0.875rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--clr-white);
    border: 1.5px solid var(--clr-purple-pale);
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-fast),
                border-color var(--transition-fast),
                transform var(--transition-fast),
                box-shadow var(--transition-fast);
}

.social-icons a i {
    color: var(--clr-purple-dark);
    font-size: 1.05rem;
}

.social-icons a:hover {
    background-color: var(--clr-purple-main);
    border-color: var(--clr-purple-main);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.social-icons a:hover i {
    color: var(--clr-white);
}

/* ── PACKAGE CARDS ── */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-block: 2rem;
}

.package-card {
    background: var(--clr-card);
    border: 2px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: 2rem 1.75rem;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.package-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--clr-purple-light);
}

.package-card--featured {
    border-color: var(--clr-purple-main);
    background: linear-gradient(160deg, var(--clr-purple-faint) 0%, var(--clr-card) 100%);
}

.package-card--featured::before {
    content: 'Популярний';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    background: var(--clr-purple-main);
    color: var(--clr-white);
    font-size: 0.8rem;
    font-weight: 700;
    padding: 0.3rem 1rem;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.package-card__icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
}

.package-card__name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--clr-purple-dark);
    margin-bottom: 0.25rem;
}

.package-card__subtitle {
    color: var(--clr-text-muted);
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
}

.package-card__price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-purple-main);
    font-family: var(--font-heading);
    margin-bottom: 1.5rem;
}

.package-card__price span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--clr-text-sec);
}

.package-card__features {
    padding: 0;
    margin: 0;
    text-align: left;
    flex-grow: 1;
}

.package-card__features li {
    padding: 0.45rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.925rem;
    color: var(--clr-text);
    border-bottom: 1px solid var(--clr-purple-faint);
}

.package-card__features li:last-child {
    border-bottom: none;
}

.package-card__features li::before {
    content: '✅';
    flex-shrink: 0;
    font-size: 0.875rem;
    margin-top: 0.05rem;
}

.package-card__btn {
    display: block;
    width: 100%;
    text-align: center;
    background-color: var(--clr-purple-main);
    color: var(--clr-white);
    border-radius: var(--radius-full);
    padding: 0.75rem 1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    transition: background-color var(--transition-fast),
                transform var(--transition-fast);
    text-decoration: none;
    margin-top: 1.5rem;
}

.package-card__btn:hover {
    background-color: var(--clr-purple-deep);
    color: var(--clr-white);
    transform: scale(1.02);
}

/* ── CONTACT INFO ── */
.contact-info {
    background: var(--clr-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow-card);
}

.contact-row {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--clr-purple-faint);
}

.contact-row:last-child {
    border-bottom: none;
}

.contact-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background: var(--clr-purple-faint);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 0.2rem;
}

.contact-value {
    color: var(--clr-text);
    font-weight: 500;
    font-size: 0.95rem;
}

.contact-value a {
    color: var(--clr-purple-main);
}

/* ── SHOP NOTICE ── */
.shop-notice {
    text-align: center;
    padding: clamp(3rem, 8vw, 6rem) var(--container-pad);
    background: linear-gradient(135deg, var(--clr-bg) 0%, var(--clr-purple-faint) 100%);
    border-radius: var(--radius-xl);
    margin: 2rem auto;
    max-width: 600px;
}

.shop-notice__emoji {
    font-size: 4rem;
    margin-bottom: 1rem;
    display: block;
}

.shop-notice h2 {
    color: var(--clr-purple-dark);
    margin-bottom: 0.75rem;
}

.shop-notice p {
    color: var(--clr-text-sec);
    font-size: 1.05rem;
}

/* ── CARDS / GENERIC ── */
.card {
    background: var(--clr-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
}

/* ── SECTION DIVIDER ── */
hr {
    border: none;
    border-top: 1px solid var(--clr-border);
    margin-block: 2rem;
}

/* ── CART ICON (nav) ── */
.cart-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--clr-purple-faint);
    border: 1px solid var(--clr-border);
    color: var(--clr-purple-dark);
    font-size: 1.1rem;
    text-decoration: none;
    flex-shrink: 0;
    transition: background-color var(--transition-fast);
}

.cart-btn:hover {
    background-color: var(--clr-purple-main);
    border-color: var(--clr-purple-main);
    color: var(--clr-white);
}

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    display: none;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    background: var(--clr-purple-main);
    color: var(--clr-white);
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    line-height: 1;
}

/* ── CART TOAST ── */
#cart-toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    background: var(--clr-purple-dark);
    color: var(--clr-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: 0.925rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    white-space: nowrap;
    transition: transform var(--transition-normal);
    pointer-events: none;
}

#cart-toast.show {
    transform: translateX(-50%) translateY(0);
}