/* Custom CSS for CirroVision Website */

/* ========== Color Palette ========== */
:root {
    --color-blue-600: #2563eb;
    --color-blue-700: #1d4ed8;
    --color-blue-50: #eff6ff;
    --color-green-600: #16a34a;
    --color-green-700: #15803d;
    --color-green-50: #f0fdf4;
    --color-purple-600: #9333ea;
    --color-purple-700: #7e22ce;
    --color-orange-600: #ea580c;
    --color-orange-700: #c2410c;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-900: #111827;
    --color-white: #ffffff;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--color-gray-900);
}

.company-name {
    font-family: 'Poppins', sans-serif;
}

/* ========== Container & Layout ========== */
.container-custom {
    max-width: 90rem;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.fade-in {
    animation: fadeIn 1s ease-out;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

/* ========== Header & Navigation ========== */
.header-main {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 50;
    background-color: var(--color-white);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.header-main.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 90rem;
    margin: 0 auto;
    padding: 1rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.company-icon,
.company-logo {
    height: 40px;
    width: auto;
    display: block;
}

.company-icon {
    max-height: 40px;
}

.company-logo {
    max-height: 40px;
}

.brand-logo:hover img {
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.hero-logo-image {
    height: 150px;
    width: auto;
    display: block;
    margin: 0 auto;
}

.company-name {
    font-family: 'Poppins', sans-serif;
}

.company-subtitle {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-left: 0.5rem;
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--color-gray-700);
    transition: color 0.3s ease;
}

.nav-link {
    position: relative;
    padding-bottom: 0.25rem;
    display: block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-blue-600);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--color-blue-600);
}

.nav-link:hover::after {
    width: 100%;
}

.desktop-menu {
    display: none;
}

@media (min-width: 768px) {
    .desktop-menu {
        display: flex;
    }
}

.mobile-menu-btn {
    background: none;
    border: none;
    color: var(--color-gray-700);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
    display: block;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn:hover {
    color: var(--color-blue-600);
}

.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: var(--color-white);
    border-top: 1px solid var(--color-gray-100);
    display: none;
}

@media (min-width: 768px) {
    .mobile-menu {
        display: none;
    }
}

.mobile-menu.active {
    max-height: 400px;
    display: block;
}

.mobile-menu .nav-menu {
    flex-direction: column;
    gap: 0;
    max-width: 90rem;
    margin: 0 auto;
    padding: 1rem;
}

.mobile-nav-link {
    display: block;
    padding: 0.5rem 0;
    text-decoration: none;
    color: var(--color-gray-700);
    transition: color 0.3s ease;
}

.mobile-nav-link:hover {
    color: var(--color-blue-600);
}

/* ========== Hero Section ========== */
#home {
    padding-top: 5rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(to bottom right, var(--color-blue-50), var(--color-white), var(--color-blue-50));
    position: relative;
}

#home::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-section {
    position: relative;
}

.hero-content {
    max-width: 56rem;
    margin: 0 auto;
    text-align: center;
    padding: 2rem 0;
    animation: fadeIn 1s ease-out;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.75rem;
    }
}

.text-highlight {
    color: var(--color-blue-600);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 1.5rem;
    }
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-gray-700);
    margin-bottom: 3rem;
    line-height: 1.8;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .hero-description {
        font-size: 1.25rem;
    }
}

.hidden-mobile {
    display: none;
}

@media (min-width: 768px) {
    .hidden-mobile {
        display: block;
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: center;
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
    }
}

/* ========== Buttons ========== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.btn-primary {
    background-color: var(--color-blue-600);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-blue-700);
}

.btn-secondary {
    background-color: var(--color-white);
    color: var(--color-blue-600);
    border: 2px solid var(--color-blue-600);
}

.btn-secondary:hover {
    background-color: var(--color-blue-50);
}

.btn-white-on-blue {
    background-color: var(--color-white);
    color: var(--color-blue-600);
    width: 100%;
    padding: 1.5rem 1.5rem;
}

.btn-white-on-blue:hover {
    background-color: var(--color-blue-50);
}

/* ========== Services Section ========== */
#services {
    padding: 5rem 0;
    background-color: var(--color-white);
}

.services-section {
    padding: 5rem 0;
    background-color: var(--color-white);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeIn 1s ease-out;
}

.section-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
}

@media (min-width: 768px) {
    .section-header h2 {
        font-size: 3rem;
    }
}

.section-underline {
    width: 80px;
    height: 4px;
    background-color: var(--color-blue-600);
    margin: 0 auto;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    margin-top: 1.5rem;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 84rem;
    margin: 0 auto 4rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========== Service Cards ========== */
.service-card {
    background: linear-gradient(to bottom right, var(--color-blue-50), var(--color-white));
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-icon-blue {
    color: var(--color-blue-600);
}

.service-icon-green {
    color: var(--color-green-600);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
}

.service-card > p {
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
}

.service-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-item {
    display: flex;
    align-items: flex-start;
}

.service-item-icon {
    font-size: 1.5rem;
    margin-right: 0.75rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.service-item h4 {
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.service-item p {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* ========== Why Choose Us ========== */
.why-choose-us {
    background: linear-gradient(to right, var(--color-blue-600), var(--color-blue-700));
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    padding: 2rem 1rem;
    max-width: 56rem;
    margin: 0 auto;
    color: var(--color-white);
}

@media (min-width: 768px) {
    .why-choose-us {
        padding: 3rem;
    }
}

.why-choose-us h3 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-align: center;
}

.why-choose-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .why-choose-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.why-choose-item {
    text-align: center;
}

.why-choose-icon {
    font-size: 2.25rem;
    margin-bottom: 1rem;
}

.why-choose-item h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.why-choose-item p {
    font-size: 0.875rem;
    color: rgba(191, 219, 254, 1);
}

/* ========== Profile Section ========== */
#profile {
    padding: 5rem 0;
    background-color: var(--color-gray-50);
}

.profile-section {
    padding: 5rem 0;
    background-color: var(--color-gray-50);
}

.profile-card {
    background-color: var(--color-white);
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    max-width: 56rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .profile-card {
        padding: 3rem;
    }
}

.profile-name {
    margin-bottom: 2rem;
}

.profile-name h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

.profile-certification {
    color: var(--color-blue-600);
    font-weight: 600;
}

/* ========== Timeline ========== */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    animation: slideInLeft 0.6s ease-out;
    animation-fill-mode: both;
}

.timeline-item:nth-child(1) {
    animation-delay: 0.1s;
}

.timeline-item:nth-child(2) {
    animation-delay: 0.2s;
}

.timeline-item:nth-child(3) {
    animation-delay: 0.3s;
}

.timeline-item:nth-child(4) {
    animation-delay: 0.4s;
}

.timeline-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    margin-right: 1rem;
    color: var(--color-white);
}

.timeline-icon-blue {
    background-color: var(--color-blue-600);
}

.timeline-icon-green {
    background-color: var(--color-green-600);
}

.timeline-icon-purple {
    background-color: var(--color-purple-600);
}

.timeline-icon-orange {
    background-color: var(--color-orange-600);
}

.timeline-date {
    color: var(--color-blue-600);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.timeline-title {
    color: var(--color-gray-900);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-description {
    color: var(--color-gray-600);
}

.profile-strengths {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-200);
}

.profile-strengths h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
}

.strengths-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

@media (min-width: 768px) {
    .strengths-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.strength-item {
    display: flex;
    align-items: center;
}

.strength-item i {
    color: var(--color-green-600);
    margin-right: 0.75rem;
    flex-shrink: 0;
}

.strength-item span {
    color: var(--color-gray-700);
}

/* ========== Contact Section ========== */
#contact {
    padding: 5rem 0;
    background-color: var(--color-white);
}

.contact-section {
    padding: 5rem 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 56rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: linear-gradient(to bottom right, var(--color-blue-50), var(--color-white));
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.contact-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1.5rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 1rem;
    color: var(--color-white);
}

.contact-icon-blue {
    background-color: var(--color-blue-600);
}

.contact-icon-green {
    background-color: var(--color-green-600);
}

.contact-icon-purple {
    background-color: var(--color-purple-600);
}

.contact-icon-orange {
    background-color: var(--color-orange-600);
}

.contact-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--color-gray-900);
    font-weight: 600;
    font-size: 1.125rem;
}

.contact-link {
    color: var(--color-blue-600);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-link:hover {
    color: var(--color-blue-700);
    text-decoration: underline;
}

.contact-phone-link {
    color: var(--color-gray-900);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-phone-link:hover {
    color: var(--color-blue-600);
}

.business-hours {
    background: linear-gradient(to bottom right, var(--color-green-50), var(--color-white));
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    color: var(--color-green-700);
}

.hours-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.hours-label {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.hours-value {
    font-size: 0.875rem;
}

.cta-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cta-card {
    background: linear-gradient(to bottom right, var(--color-blue-600), var(--color-blue-700));
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    color: var(--color-white);
}

.cta-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-card > p {
    margin-bottom: 1.5rem;
    color: rgba(191, 219, 254, 1);
}

.cta-features {
    list-style: none;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.cta-features li {
    display: flex;
    align-items: center;
}

.cta-features i {
    margin-right: 0.75rem;
}

.faq-card {
    background: linear-gradient(to bottom right, var(--color-orange-50), var(--color-white));
    border-radius: 0.75rem;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
}

.faq-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.faq-card i {
    color: var(--color-orange-600);
    margin-right: 0.75rem;
}

.faq-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--color-gray-700);
}

.faq-list li {
    display: flex;
    align-items: flex-start;
}

.faq-list i {
    color: var(--color-orange-600);
    margin-right: 0.5rem;
    margin-top: 0.25rem;
}

/* ========== Footer ========== */
footer {
    background-color: var(--color-gray-900);
    color: var(--color-white);
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-subtitle {
    color: var(--color-gray-400);
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.footer-column-title {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.footer-list a {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-list a:hover {
    color: var(--color-white);
}

.footer-list i {
    margin-right: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid var(--color-gray-800);
    padding-top: 2rem;
    text-align: center;
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

/* ========== Scroll to Top Button ========== */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--color-blue-600);
    color: var(--color-white);
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    border: none;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    pointer-events: none;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top-btn:hover {
    background-color: var(--color-blue-700);
    transform: scale(1.1);
}

.scroll-top-btn.show {
    opacity: 1;
    pointer-events: auto;
}

/* ========== Section Spacing ========== */
section {
    position: relative;
    overflow: hidden;
}

/* ========== Responsive Typography ========== */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
}

/* ========== Focus States for Accessibility ========== */
a:focus,
button:focus {
    outline: 2px solid var(--color-blue-600);
    outline-offset: 2px;
}

/* ========== Selection Color ========== */
::selection {
    background-color: var(--color-blue-600);
    color: var(--color-white);
}

::-moz-selection {
    background-color: var(--color-blue-600);
    color: var(--color-white);
}

/* ========== Custom Scrollbar ========== */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--color-blue-600);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-blue-700);
}

/* ========== Print Styles ========== */
@media print {
    header,
    .scroll-top-btn,
    .btn-primary,
    .btn-secondary {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    section {
        page-break-inside: avoid;
    }
}

/* ========== Intersection Observer Animation Classes ========== */
.observe-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.observe-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== Loading State ========== */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-blue-600);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ========== Utility Classes ========== */
.hidden {
    display: none !important;
}

.active {
    /* Already styled in mobile-menu.active */
}