/* ============================================
   HOME PAGE STYLES — Ezotera Frontend
   Hero, features, advisors, testimonials,
   app preview, how it works, FAQ, CTA banner
   ============================================ */


/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-height) + var(--spacing-3xl));
    padding-bottom: var(--spacing-4xl);
    overflow: hidden;
}

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

.hero__orb {
    position: absolute;
    border-radius: var(--radius-full);
    filter: blur(80px);
    opacity: 0.3;
}

.hero__orb--1 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    top: 10%;
    right: 15%;
    animation: orbFloat 8s ease-in-out infinite;
}

.hero__orb--2 {
    width: 300px;
    height: 300px;
    background: var(--color-secondary);
    bottom: 10%;
    left: 10%;
    animation: orbFloat 10s ease-in-out infinite reverse;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(30px, -30px);
    }
}

.hero__stars {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(1px 1px at 10% 20%, rgba(255, 255, 255, 0.4) 50%, transparent 100%),
        radial-gradient(1px 1px at 30% 60%, rgba(255, 255, 255, 0.3) 50%, transparent 100%),
        radial-gradient(1px 1px at 50% 10%, rgba(255, 255, 255, 0.5) 50%, transparent 100%),
        radial-gradient(1px 1px at 70% 40%, rgba(255, 255, 255, 0.3) 50%, transparent 100%),
        radial-gradient(1px 1px at 90% 80%, rgba(255, 255, 255, 0.4) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 20% 80%, rgba(255, 255, 255, 0.2) 50%, transparent 100%),
        radial-gradient(1.5px 1.5px at 80% 15%, rgba(255, 255, 255, 0.2) 50%, transparent 100%),
        radial-gradient(1px 1px at 60% 70%, rgba(255, 255, 255, 0.35) 50%, transparent 100%);
    animation: starsTwinkle 4s ease-in-out infinite;
}

@keyframes starsTwinkle {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.hero__content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero__title {
    font-size: var(--font-size-5xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    line-height: 1.15;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: var(--spacing-2xl);
    line-height: var(--line-height-relaxed);
    max-width: 520px;
}

.hero__cta {
    display: inline-flex;
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(108, 92, 231, 0.2));
    animation: heroImageFloat 6s ease-in-out infinite;
}

@keyframes heroImageFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}


/* ===== FEATURES GRID ===== */
.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.feature-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    border: 1px solid var(--color-light-gray);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.feature-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
}

.feature-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card__title {
    font-family: var(--font-heading);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.feature-card__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-relaxed);
}

.feature-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent);
    transition: gap var(--transition-fast);
}

.feature-card__link:hover {
    gap: 10px;
    color: var(--color-accent-dark);
}


/* ===== ADVISORS SECTION ===== */
.advisors__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.advisor-card {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.advisor-card__avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: 0 auto var(--spacing-lg);
    border: 3px solid var(--color-accent-light);
}

.advisor-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.advisor-card__name {
    font-family: var(--font-heading);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.advisor-card__specialty {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-accent);
    background-color: rgba(108, 92, 231, 0.08);
    padding: 4px 12px;
    border-radius: var(--radius-2xl);
    margin-bottom: var(--spacing-md);
}

.advisor-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* Advisor Questions */
.advisors__questions {
    text-align: center;
}

.advisors__questions-title {
    font-family: var(--font-primary);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.advisors__questions-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
}

.advisors__question-tag {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-white);
    border: 1px solid var(--color-light-gray);
    border-radius: var(--radius-2xl);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    transition: border-color var(--transition-fast), color var(--transition-fast);
    cursor: default;
}

.advisors__question-tag:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}


/* ===== TESTIMONIALS ===== */
.testimonials__slider {
    position: relative;
    overflow: hidden;
}

.testimonials__track {
    display: flex;
    gap: var(--spacing-xl);
    transition: transform var(--transition-slow);
}

.testimonial-card {
    flex: 0 0 calc(33.333% - var(--spacing-xl) * 2 / 3);
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-light-gray);
}

.testimonial-card__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.testimonial-card__avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.testimonial-card__name {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: 2px;
}

.testimonial-card__stars {
    display: flex;
    gap: 2px;
}

.testimonial-card__star {
    color: var(--color-gold);
    font-size: var(--font-size-md);
}

.testimonial-card__text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
    font-style: italic;
}

/* Slider Controls */
.testimonials__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.testimonials__arrow {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-light-gray);
    color: var(--color-text);
    background-color: var(--color-white);
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.testimonials__arrow:hover {
    background-color: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

.testimonials__dots {
    display: flex;
    gap: var(--spacing-sm);
}

.testimonials__dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    background-color: var(--color-light-gray);
    cursor: pointer;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

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


/* ===== APP PREVIEW ===== */
.app-preview__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.app-preview__title {
    font-size: var(--font-size-3xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-2xl);
}

.app-preview__features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.app-preview__feature {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.85);
    line-height: var(--line-height-normal);
}

.app-preview__check {
    flex-shrink: 0;
    margin-top: 2px;
}

.app-preview__image {
    display: flex;
    justify-content: center;
}

.app-preview__image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.3));
}


/* ===== HOW IT WORKS ===== */
.how-it-works__steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    counter-reset: step-counter;
}

.how-it-works__step {
    text-align: center;
    position: relative;
}

.how-it-works__step-number {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-accent);
    color: var(--color-white);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-glow);
}

.how-it-works__step-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.how-it-works__step-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* Connector line between steps */
.how-it-works__step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 28px;
    right: -12%;
    width: 24%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
    opacity: 0.4;
}


/* ===== FAQ ===== */
.faq__list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.faq__item {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-light-gray);
    overflow: hidden;
    transition: box-shadow var(--transition-fast);
}

.faq__item:hover {
    box-shadow: var(--shadow-sm);
}

.faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.faq__question:hover {
    color: var(--color-accent);
}

.faq__icon {
    flex-shrink: 0;
    transition: transform var(--transition-base);
    color: var(--color-gray);
}

.faq__item--open .faq__icon {
    transform: rotate(180deg);
    color: var(--color-accent);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq__item--open .faq__answer {
    max-height: 300px;
    padding: 0 var(--spacing-xl) var(--spacing-lg);
}

.faq__answer p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

.faq__cta {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.faq__cta-text {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}


/* ===== BOTTOM CTA BANNER ===== */
.cta-banner {
    position: relative;
    overflow: hidden;
}

.cta-banner__title {
    font-size: var(--font-size-3xl);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-banner__subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl);
}

.cta-banner__actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}


/* ===== RESPONSIVE — HOME PAGE ===== */

/* Laptop: 1024px */
@media (max-width: 1024px) {
    .hero__content {
        gap: var(--spacing-2xl);
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

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

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

    .how-it-works__steps {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-2xl);
    }

    .how-it-works__step:not(:last-child)::after {
        display: none;
    }
}

/* Tablet: 768px */
@media (max-width: 768px) {
    .hero {
        min-height: auto;
        padding-top: calc(var(--header-height) + var(--spacing-2xl));
    }

    .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero__image {
        order: -1;
    }

    .hero__image img {
        max-width: 320px;
    }

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

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

    .testimonial-card {
        flex: 0 0 calc(50% - var(--spacing-xl) / 2);
    }

    .app-preview__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .app-preview__image img {
        max-width: 300px;
    }
}

/* Mobile: 480px */
@media (max-width: 480px) {
    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .advisors__grid {
        grid-template-columns: 1fr;
    }

    .testimonial-card {
        flex: 0 0 100%;
    }

    .how-it-works__steps {
        grid-template-columns: 1fr;
    }

    .cta-banner__actions {
        flex-direction: column;
    }

    .cta-banner__actions .button {
        width: 100%;
    }
}