/* ============================================================================
   Подвал – стандартная версия
   Используется на страницах: orientir, local_ai, lab, animation
   ============================================================================ */

.minimal-footer {
    padding: 60px 0 40px;
    border-top: 1px solid rgba(255,255,255,0.05);
    background: linear-gradient(to top, rgba(10,14,20,0.95), rgba(10,14,20,0.85));
    backdrop-filter: blur(10px);
    position: relative;
    z-index: var(--z-content);
    margin-top: 40px;
}

    .minimal-footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background: linear-gradient( 90deg, transparent, rgba(79,195,247,0.3), rgba(165,214,167,0.3), rgba(255,204,128,0.3), rgba(244,143,177,0.3), transparent );
    }

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 clamp(24px,5vw,64px);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.footer-brand {
    grid-column: 1;
}

.footer-logo {
    display: flex;
    align-items: flex-start;
    gap: clamp(16px,2vw,24px);
    text-decoration: none;
    margin-bottom: 30px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.logo-title {
    font-size: clamp(1.8rem,2.5vw,2.2rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-pink));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
}

.logo-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 2px;
}

.footer-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    max-width: 400px;
    margin-top: 12px;
}

.footer-projects {
    grid-column: 2;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (max-width: 768px) {
    .footer-projects {
        grid-column: 1;
    }
}

.footer-projects-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

@media (max-width: 1024px) {
    .footer-projects-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .footer-projects-row {
        grid-template-columns: 1fr;
    }
}

/* Заголовок "Проекты" */
.footer-projects-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-text-primary);
}

.footer-contacts {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 10px 16px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    transition: all var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-family: inherit;
}

    .contact-link:focus-visible {
        outline: 2px solid var(--color-accent-blue);
        outline-offset: 2px;
    }

.link-icon {
    font-size: 1rem;
    opacity: 0.8;
    width: 20px;
    text-align: center;
}

.footer-copyright {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    padding-top: 16px;
    margin-top: 16px;
}

.copyright-note {
    margin-top: 8px;
    font-style: italic;
    opacity: 0.7;
}

/* 3D-компас */
.compass-3d {
    width: clamp(72px,6vw,96px);
    height: clamp(72px,6vw,96px);
    position: relative;
    perspective: 1200px;
    transform-style: preserve-3d;
    filter: drop-shadow(0 10px 30px rgba(0,0,0,0.5));
}

.compass-inner {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
    animation: rotateCompass 25s linear infinite;
    transition: transform 0.8s var(--ease-soft);
}

.compass-ring {
    position: absolute;
    border-radius: 50%;
    transform-style: preserve-3d;
}

    .compass-ring.outer {
        width: 100%;
        height: 100%;
        border: 3px solid transparent;
        background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-purple), var(--color-accent-cyan)) border-box;
        mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
        mask-composite: exclude;
        transform: rotateX(65deg);
        box-shadow: inset 0 0 30px rgba(79,195,247,0.4), 0 0 60px rgba(79,195,247,0.3), 0 0 100px rgba(79,195,247,0.2);
        animation: pulseRing 4s ease-in-out infinite;
    }

    .compass-ring.inner {
        width: 70%;
        height: 70%;
        top: 15%;
        left: 15%;
        border: 2px solid rgba(255,204,128,0.6);
        transform: rotateX(65deg) rotateY(180deg);
        box-shadow: inset 0 0 20px rgba(255,204,128,0.3), 0 0 40px rgba(255,204,128,0.2);
        animation: rotateCompassReverse 15s linear infinite;
    }

.compass-needle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: top center;
    border-radius: 2px;
    filter: drop-shadow(0 0 8px currentColor);
}

    .compass-needle.primary {
        width: 4px;
        height: 45%;
        background: linear-gradient(to bottom, transparent, var(--color-accent-pink), var(--color-accent-yellow));
        transform: translateX(-50%) rotateZ(45deg);
        animation: needlePulse 3s ease-in-out infinite;
    }

    .compass-needle.secondary {
        width: 2px;
        height: 40%;
        background: linear-gradient(to bottom, transparent, var(--color-accent-blue), var(--color-accent-teal));
        transform: translateX(-50%) rotateZ(-45deg);
        animation: needlePulse 3s ease-in-out infinite reverse;
    }

.compass-center {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    transform: translate(-50%, -50%);
    z-index: 3;
}

.compass-core {
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 30%, var(--color-accent-neon, var(--color-accent-blue)), transparent 70%);
    border-radius: 50%;
    animation: corePulse 2s ease-in-out infinite;
    box-shadow: 0 0 20px rgba(79,195,247,0.6), 0 0 40px rgba(79,195,247,0.3), inset 0 0 20px rgba(255,255,255,0.2);
}

.compass-direction {
    position: absolute;
    color: rgba(255,255,255,0.7);
    font-size: 0.7rem;
    font-weight: 700;
    text-shadow: 0 0 10px rgba(255,255,255,0.5);
    letter-spacing: 1px;
}

    .compass-direction.n {
        top: 8%;
        left: 50%;
        transform: translateX(-50%);
    }

    .compass-direction.e {
        top: 50%;
        right: 8%;
        transform: translateY(-50%);
    }

    .compass-direction.s {
        bottom: 8%;
        left: 50%;
        transform: translateX(-50%);
    }

    .compass-direction.w {
        top: 50%;
        left: 8%;
        transform: translateY(-50%);
    }

.footer-logo:hover .compass-inner {
    animation-duration: 8s;
    transform: rotateY(180deg) rotateX(75deg) scale(1.1);
}

.footer-logo:hover .compass-core {
    animation-duration: 1s;
}

/* ============================================================================
   Модификатор для подвала главной страницы (.footer--index)
   ============================================================================ */

.minimal-footer.footer--index .footer-grid {
    grid-template-columns: 1fr;
}

.footer--index .footer-logo-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(24px, 4vw, 48px);
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.footer--index .footer-logo {
    margin-bottom: 0;
}

.footer--index .author-sphere-wrapper {
    display: flex;
    justify-content: center;
}

/* Стили для авторской сферы – они остаются в page-index.css как уникальные */