:root {
            --warm-orange: #FF7A00;
            --warm-background: #FFF4E6;
            --text-gray: #4A5568;
            --orange-light: #FFE5CC;
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            overflow-x: hidden;
            background: #fff;
        }

        .text-warm-600 {
            color: var(--warm-orange);
        }

        .text-warm-700 {
            color: #e66d00;
        }

        .bg-light {
            background: #FFF9F0;
        }

        /* ============================================
           HERO SECTION
           ============================================ */
        .hero-section {
            background: linear-gradient(135deg, #FFF9F0 0%, #FFF4E6 50%, #FFFFFF 100%);
            min-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            overflow: hidden;
            padding: 2rem 0;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: 
                radial-gradient(circle at 20% 30%, rgba(255, 122, 0, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 70%, rgba(255, 154, 60, 0.06) 0%, transparent 50%);
            animation: gradientShift 20s ease-in-out infinite;
            pointer-events: none;
        }

        @keyframes gradientShift {
            0%, 100% {
                transform: scale(1) rotate(0deg);
                opacity: 1;
            }
            50% {
                transform: scale(1.1) rotate(5deg);
                opacity: 0.8;
            }
        }

        .bg-text-container {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            overflow: hidden;
            z-index: 0;
        }

        .bg-text {
            position: absolute;
            font-size: clamp(8rem, 20vw, 20rem);
            font-weight: 900;
            color: rgba(255, 122, 0, 0.04);
            white-space: nowrap;
            opacity: 0;
            animation: fadeSlideUp 15s infinite ease-in-out;
            pointer-events: none;
        }

        .bg-text:nth-child(1) {
            top: 10%;
            left: -10%;
            animation-delay: 0s;
        }

        .bg-text:nth-child(2) {
            top: 30%;
            right: -10%;
            animation-delay: 3s;
        }

        .bg-text:nth-child(3) {
            top: 60%;
            left: -10%;
            animation-delay: 6s;
        }

        .bg-text:nth-child(4) {
            top: 80%;
            right: -10%;
            animation-delay: 9s;
        }

        @keyframes fadeSlideUp {
            0%, 100% {
                opacity: 0;
                transform: translateY(30vh);
            }
            20%, 80% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .float-element {
            position: absolute;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.8), rgba(255, 122, 0, 0.2));
            filter: blur(40px);
            opacity: 0.4;
            animation: float 20s infinite ease-in-out;
        }

        .float-1 {
            width: 35vw;
            height: 35vw;
            top: -15vh;
            right: -10vw;
            animation-delay: 0s;
        }

        .float-2 {
            width: 25vw;
            height: 25vw;
            bottom: -10vh;
            left: -8vw;
            animation-delay: 5s;
        }

        .float-3 {
            width: 18vw;
            height: 18vw;
            top: 40vh;
            right: 15vw;
            animation-delay: 2.5s;
        }

        @keyframes float {
            0%, 100% {
                transform: translate(0, 0) scale(1);
            }
            25% {
                transform: translate(5vw, -8vh) scale(1.1);
            }
            50% {
                transform: translate(-5vw, 5vh) scale(0.9);
            }
            75% {
                transform: translate(8vw, -3vh) scale(1.05);
            }
        }

        .hero-content {
            position: relative;
            z-index: 10;
            animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1);
        }

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

        /* ============================================
           BUTTONS
           ============================================ */
        .apple-button,
        .dark-button {
            position: relative;
            overflow: hidden;
            backdrop-filter: blur(20px);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            font-weight: 600;
            border-radius: 14px;
            padding: 1rem 2.5rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            border: none;
            cursor: pointer;
            display: inline-block;
            text-decoration: none;
        }

        .apple-button {
            background-color: rgba(255, 255, 255, 0.9);
            border: 1px solid rgba(255, 122, 0, 0.2);
        }

        .apple-button:hover {
            background-color: rgba(255, 255, 255, 1);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(255, 122, 0, 0.2);
            border-color: var(--warm-orange);
        }

        .dark-button {
            background-color: rgba(29, 29, 31, 0.95);
            color: white;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .dark-button:hover {
            background-color: rgb(29, 29, 31);
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
            border-color: var(--warm-orange);
        }

        /* ============================================
           WHY CHOOSE SECTION
           ============================================ */
        .why-choose-card {
            position: relative;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(20px);
            border-radius: 2rem;
            padding: 3rem;
            transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
            border: 2px solid rgba(255, 122, 0, 0.1);
            overflow: hidden;
        }

        .why-choose-card:hover {
            transform: translateY(-15px);
            border-color: var(--warm-orange);
            box-shadow: 0 25px 60px rgba(255, 122, 0, 0.25);
        }

        .why-icon-box {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--warm-background), var(--orange-light));
            border-radius: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 2rem;
            transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            box-shadow: 0 4px 15px rgba(255, 122, 0, 0.2);
        }

        .why-choose-card:hover .why-icon-box {
            transform: scale(1.15) rotate(-5deg);
            box-shadow: 0 8px 25px rgba(255, 122, 0, 0.4);
        }

        .why-icon-box i {
            font-size: 2.5rem;
            color: var(--warm-orange);
            transition: all 0.4s ease;
        }

        .why-choose-card:hover .why-icon-box i {
            transform: scale(1.1);
        }

        /* ============================================
           PROCESS SECTION
           ============================================ */
        .process-grid-section {
            position: relative;
            background: linear-gradient(135deg, #FFF9F0 0%, #FFFFFF 50%, #FFF4E6 100%);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
            position: relative;
            z-index: 10;
        }

        .process-card {
            position: relative;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(20px);
            border-radius: 2rem;
            padding: 3rem;
            border: 2px solid rgba(255, 122, 0, 0.1);
            transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
            opacity: 0;
            transform: translateY(50px);
        }

        .process-card.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .process-card:nth-child(1) { transition-delay: 0.1s; }
        .process-card:nth-child(2) { transition-delay: 0.2s; }
        .process-card:nth-child(3) { transition-delay: 0.3s; }
        .process-card:nth-child(4) { transition-delay: 0.4s; }

        .process-card:hover {
            transform: translateY(-12px);
            border-color: var(--warm-orange);
            box-shadow: 0 20px 50px rgba(255, 122, 0, 0.2);
        }

        .process-number {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--warm-orange), #ff9a3c);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.75rem;
            font-weight: 700;
            box-shadow: 0 8px 25px rgba(255, 122, 0, 0.4);
            border: 4px solid white;
            margin-bottom: 1.5rem;
            transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .process-card:hover .process-number {
            transform: scale(1.15) rotate(10deg);
            box-shadow: 0 12px 35px rgba(255, 122, 0, 0.6);
        }

        .process-icon {
            width: 100px;
            height: 100px;
            background: linear-gradient(135deg, var(--warm-background), var(--orange-light));
            border-radius: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 2rem 0;
            transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .process-card:hover .process-icon {
            transform: scale(1.1) rotate(-5deg);
        }

        .process-icon i {
            font-size: 3rem;
            color: var(--warm-orange);
            transition: all 0.4s ease;
        }

        .process-card:hover .process-icon i {
            transform: scale(1.1);
        }

        .process-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #1a1a1a;
            transition: color 0.3s;
        }

        .process-card:hover .process-title {
            color: var(--warm-orange);
        }

        .process-description {
            font-size: 1.125rem;
            line-height: 1.8;
            color: var(--text-gray);
        }

        /* ============================================
           PORTFOLIO SECTION
           ============================================ */
        .portfolio-showcase {
            position: relative;
            overflow: hidden;
        }

        .animate-fade-in {
            animation: fadeIn 0.8s ease-out;
        }

        .animate-fade-in-up {
            animation: fadeInUp 0.8s ease-out 0.2s backwards;
        }

        .animate-fade-in-up-delay {
            animation: fadeInUp 0.8s ease-out 0.4s backwards;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2.5rem;
            position: relative;
        }

        .portfolio-card-modern {
            position: relative;
            background: white;
            border-radius: 1.5rem;
            overflow: hidden;
            border: 2px solid rgba(255, 122, 0, 0.08);
            transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
            opacity: 0;
            transform: translateY(40px);
            animation: cardSlideUp 0.8s ease-out forwards;
        }

        .portfolio-card-modern:nth-child(1) { animation-delay: 0.1s; }
        .portfolio-card-modern:nth-child(2) { animation-delay: 0.2s; }
        .portfolio-card-modern:nth-child(3) { animation-delay: 0.3s; }
        .portfolio-card-modern:nth-child(4) { animation-delay: 0.4s; }

        @keyframes cardSlideUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .portfolio-card-modern:hover {
            transform: translateY(-12px) scale(1.02);
            border-color: var(--warm-orange);
            box-shadow: 
                0 25px 60px rgba(255, 122, 0, 0.2),
                0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .portfolio-image-wrapper {
            position: relative;
            width: 100%;
            height: 280px;
            overflow: hidden;
            background: linear-gradient(135deg, #FFF9F0, #FFF4E6);
        }

        .portfolio-image-wrapper iframe {
            width: 100%;
            height: 100%;
            border: none;
            transition: transform 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .portfolio-card-modern:hover .portfolio-image-wrapper iframe {
            transform: scale(1.08);
        }

        .portfolio-gradient-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(
                180deg,
                transparent 0%,
                rgba(0, 0, 0, 0.02) 50%,
                rgba(255, 122, 0, 0.08) 100%
            );
            opacity: 0;
            transition: opacity 0.6s;
            pointer-events: none;
        }

        .portfolio-card-modern:hover .portfolio-gradient-overlay {
            opacity: 1;
        }

        .portfolio-content {
            padding: 2rem;
            position: relative;
            background: white;
        }

        .portfolio-tag {
            display: inline-block;
            padding: 0.5rem 1rem;
            background: linear-gradient(135deg, var(--warm-background), var(--orange-light));
            color: var(--warm-orange);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            border-radius: 2rem;
            margin-bottom: 1rem;
            transition: all 0.4s ease;
        }

        .portfolio-card-modern:hover .portfolio-tag {
            background: linear-gradient(135deg, var(--warm-orange), #ff9a3c);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 122, 0, 0.3);
        }

        .portfolio-link {
            text-decoration: none;
            color: inherit;
            display: block;
        }

        .portfolio-card-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #1a1a1a;
            transition: all 0.4s ease;
            line-height: 1.3;
        }

        .portfolio-card-modern:hover .portfolio-card-title {
            color: var(--warm-orange);
            transform: translateX(4px);
        }

        .portfolio-card-description {
            font-size: 0.95rem;
            line-height: 1.7;
            color: var(--text-gray);
            margin-bottom: 1.25rem;
        }

        .portfolio-tech-stack {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }

        .tech-badge {
            padding: 0.375rem 0.875rem;
            background: rgba(255, 122, 0, 0.08);
            color: var(--warm-orange);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 0.5rem;
            border: 1px solid rgba(255, 122, 0, 0.15);
            transition: all 0.3s ease;
        }

        .portfolio-card-modern:hover .tech-badge {
            background: rgba(255, 122, 0, 0.12);
            border-color: rgba(255, 122, 0, 0.3);
            transform: translateY(-2px);
        }

        .portfolio-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--warm-orange);
            font-weight: 600;
            font-size: 0.95rem;
            text-decoration: none;
            transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
            position: relative;
            padding-bottom: 0.25rem;
        }

        .portfolio-cta::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--warm-orange), #ff9a3c);
            transition: width 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .portfolio-card-modern:hover .portfolio-cta {
            gap: 0.75rem;
        }

        .portfolio-card-modern:hover .portfolio-cta::before {
            width: 100%;
        }

        .portfolio-cta i {
            font-size: 1.25rem;
            transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .portfolio-card-modern:hover .portfolio-cta i {
            transform: translate(4px, -4px);
        }

        /* ============================================
           FEATURES SECTION
           ============================================ */
        .feature-row {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .feature-row.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .feature-row:nth-child(even) {
            flex-direction: row-reverse;
        }

        .feature-row img {
            border-radius: 2rem;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
            transition: all 0.5s ease;
            border: 2px solid rgba(255, 122, 0, 0.1);
            max-width: 100%;
            height: auto;
        }

        .feature-row:hover img {
            transform: scale(1.03);
            box-shadow: 0 30px 80px rgba(255, 122, 0, 0.25);
            border-color: var(--warm-orange);
        }

        /* ============================================
           RESPONSIVE
           ============================================ */
        @media (max-width: 1024px) {
            .process-grid,
            .portfolio-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .feature-row:nth-child(even) {
                flex-direction: column;
            }

            .feature-row {
                flex-direction: column;
            }
        }

        @media (max-width: 768px) {
            .bg-text {
                font-size: clamp(5rem, 15vw, 12rem);
            }

            .float-element {
                opacity: 0.2;
            }

            .portfolio-image-wrapper {
                height: 220px;
            }

            .portfolio-content {
                padding: 1.5rem;
            }

            .portfolio-card-title {
                font-size: 1.5rem;
            }

            .process-card {
                padding: 2rem;
            }

            .process-number {
                width: 50px;
                height: 50px;
                font-size: 1.5rem;
            }

            .process-icon {
                width: 80px;
                height: 80px;
            }

            .process-icon i {
                font-size: 2.5rem;
            }
        }

        /* Scroll reveal */
        .reveal {
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s cubic-bezier(0.23, 1, 0.32, 1);
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }